Cheap flights from Philadelphia (PHL) to Dulles Intl (IAD) from $124

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PHL — IAD
may. 28 — jun. 41

Cheap flight deals from Philadelphia to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated mayo 23, 2024.

Popular in

June

Cheapest in

December

Average price

$505

Round-trip from

$235
High demand for flights, 34% potential price rise
Best time to find cheap flights, 80% potential price drop
Average for round-trip flights in May 2024
From Philadelphia to Washington, D.C. Dulles Intl

What is the cheapest day to fly round-trip from Philadelphia to Washington, D.C. Dulles Intl Airport?

Users have found that leaving on a Thursday can be a cost-effective option. It’s possible to save up to 52% on your flight compared to booking on days when demand is much higher.

What is the cheapest month to fly from Philadelphia to Washington, D.C. Dulles Intl Airport?

Flights from Philadelphia to Washington, D.C. Dulles Intl Airport lean towards being more expensive in February. Prices are generally better when you fly from Philadelphia to Washington, D.C. Dulles Intl Airport in October, with the cheapest ticket starting at $105.

When is the cheapest time to fly from Philadelphia to Washington, D.C. Dulles Intl Airport (PHL - IAD)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Philadelphia to Washington, D.C. Dulles Intl Airport as you normally would.

Cheap American Airlines flights from Philadelphia to Dulles Intl

Explore cheap flight options specifically provided by American Airlines for the route between Philadelphia and Dulles Intl. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,730,072 searches. Data last updated mayo 23, 2024.
Check out some of the cheapest American Airlines flights we've come across from Philadelphia to Washington, D.C.. Make sure to check back often as deals are often changing.
jue. 8/811:45 amPHL - IAD
1 stop5h 21mAmerican Airlines
mié. 8/149:14 amIAD - PHL
1 stop7h 11mAmerican Airlines
Deal found 5/22$285
mar. 7/2311:49 amPHL - IAD
1 stop5h 13mAmerican Airlines
mié. 7/249:24 amIAD - PHL
1 stop5h 25mAmerican Airlines
Deal found 5/23$429
vie. 6/1411:48 amPHL - IAD
1 stop5h 25mAmerican Airlines
vie. 6/148:15 pmIAD - PHL
1 stop4h 36mAmerican Airlines
Deal found 5/22$478
dom. 6/96:02 amPHL - IAD
1 stop6h 41mAmerican Airlines
vie. 6/148:15 pmIAD - PHL
1 stop4h 36mAmerican Airlines
Deal found 5/22$494
vie. 6/2811:48 amPHL - IAD
1 stop5h 25mAmerican Airlines
sáb. 6/295:43 pmIAD - PHL
1 stop7h 08mAmerican Airlines
Deal found 5/22$505
jue. 6/278:36 amPHL - IAD
1 stop4h 07mAmerican Airlines
dom. 6/305:00 amIAD - PHL
1 stop4h 33mAmerican Airlines
Deal found 5/22$564
jue. 8/89:31 amPHL - IAD
2 stops7h 35mAmerican Airlines
mié. 8/149:14 amIAD - PHL
1 stop5h 35mAmerican Airlines
Deal found 5/22$577
vie. 7/264:05 pmPHL - IAD
2 stops7h 56mAmerican Airlines
lun. 7/295:38 pmIAD - PHL
1 stop7h 12mAmerican Airlines
Deal found 5/23$622
mar. 7/231:46 pmPHL - IAD
1 stop5h 54mAmerican Airlines
mié. 7/245:00 amIAD - PHL
2 stops9h 19mAmerican Airlines
Deal found 5/23$625

Cheap United Airlines flights from Philadelphia to Dulles Intl

Explore cheap flight options specifically provided by United Airlines for the route between Philadelphia and Dulles Intl. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,730,072 searches. Data last updated mayo 23, 2024.
Have a look at some of the cheapest available United Airlines flights departing from Philadelphia and landing in Washington, D.C.. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
vie. 8/210:15 amPHL - IAD
Nonstop1h 08mUnited Airlines
dom. 8/410:05 pmIAD - PHL
Nonstop1h 07mUnited Airlines
Deal found 5/23$159
mié. 6/53:59 pmPHL - IAD
1 stop4h 46mUnited Airlines
lun. 7/110:15 pmIAD - PHL
Nonstop1h 07mUnited Airlines
Deal found 5/22$193
jue. 6/203:59 pmPHL - IAD
1 stop6h 30mUnited Airlines
jue. 6/2710:05 pmIAD - PHL
Nonstop1h 07mUnited Airlines
Deal found 5/23$195
jue. 6/272:37 pmPHL - IAD
Nonstop1h 09mUnited Airlines
dom. 6/3010:05 pmIAD - PHL
Nonstop1h 07mUnited Airlines
Deal found 5/22$219
vie. 6/213:59 pmPHL - IAD
1 stop6h 30mUnited Airlines
vie. 6/2810:05 pmIAD - PHL
Nonstop1h 07mUnited Airlines
Deal found 5/22$244
mié. 6/263:59 pmPHL - IAD
1 stop6h 30mUnited Airlines
mié. 7/1012:45 pmIAD - PHL
Nonstop1h 07mUnited Airlines
Deal found 5/22$259
mar. 6/183:59 pmPHL - IAD
1 stop6h 30mUnited Airlines
mar. 6/258:35 amIAD - PHL
1 stop6h 20mUnited Airlines
Deal found 5/22$268
lun. 9/166:20 amPHL - IAD
Nonstop1h 08mUnited Airlines
jue. 9/2612:40 pmIAD - PHL
Nonstop1h 05mUnited Airlines
Deal found 5/23$299
vie. 6/213:59 pmPHL - IAD
1 stop6h 30mUnited Airlines
vie. 6/2810:05 pmIAD - PHL
Nonstop1h 07mUnited Airlines
Deal found 5/22$309

Cheap Philadelphia to Dulles Intl flights in May & June 2024

Find cheap flight options from Philadelphia to Dulles Intl specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,730,072 searches. Prices were last updated on mayo 23, 2024.
These are some of the best deals we've found on flights to Washington, D.C. in 2024 at this time. Check back regularly for other flight deals.
mié. 6/53:59 pmPHL - IAD
1 stop4h 46mUnited Airlines
lun. 7/110:15 pmIAD - PHL
Nonstop1h 07mUnited Airlines
Deal found 5/22$193
mar. 6/411:51 amPHL - IAD
1 stop22h 30mSun Country Air
mar. 6/1111:30 amIAD - PHL
1 stop23h 13mSun Country Air
Deal found 5/23$201
jue. 6/272:37 pmPHL - IAD
Nonstop1h 09mUnited Airlines
dom. 6/3010:05 pmIAD - PHL
Nonstop1h 07mUnited Airlines
Deal found 5/22$219
vie. 6/213:59 pmPHL - IAD
1 stop6h 30mUnited Airlines
vie. 6/2810:05 pmIAD - PHL
Nonstop1h 07mUnited Airlines
Deal found 5/22$244
jue. 6/203:59 pmPHL - IAD
1 stop6h 30mUnited Airlines
jue. 6/2710:05 pmIAD - PHL
Nonstop1h 07mUnited Airlines
Deal found 5/22$259
dom. 6/212:55 pmPHL - IAD
1 stop27h 36mSun Country Air
mar. 6/412:05 pmIAD - PHL
1 stop22h 33mSun Country Air
Deal found 5/22$264
mié. 6/2611:13 amPHL - IAD
1 stop24h 07mSun Country Air
mié. 7/1011:27 amIAD - PHL
1 stop23h 46mSun Country Air
Deal found 5/22$267
mar. 6/183:59 pmPHL - IAD
1 stop6h 30mUnited Airlines
mar. 6/258:35 amIAD - PHL
1 stop6h 20mUnited Airlines
Deal found 5/22$268
mié. 6/511:28 amPHL - IAD
1 stop23h 45mSun Country Air
lun. 7/110:37 amIAD - PHL
1 stop25h 12mSun Country Air
Deal found 5/22$277

Philadelphia to Dulles Intl 2024 flight deals

Discover exclusive flight deals for travel between Philadelphia and Dulles Intl in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,730,072 searches. Data last updated mayo 23, 2024.
These are some of the best deals we've found on flights to Washington, D.C. in 2024 at this time. Check back regularly for other flight deals.
mié. 6/53:59 pmPHL - IAD
1 stop4h 46mUnited Airlines
lun. 7/110:15 pmIAD - PHL
Nonstop1h 07mUnited Airlines
Deal found 5/22$193
mar. 6/411:51 amPHL - IAD
1 stop22h 30mSun Country Air
mar. 6/1111:30 amIAD - PHL
1 stop23h 13mSun Country Air
Deal found 5/23$201
jue. 6/272:37 pmPHL - IAD
Nonstop1h 09mUnited Airlines
dom. 6/3010:05 pmIAD - PHL
Nonstop1h 07mUnited Airlines
Deal found 5/22$219
vie. 6/213:59 pmPHL - IAD
1 stop6h 30mUnited Airlines
vie. 6/2810:05 pmIAD - PHL
Nonstop1h 07mUnited Airlines
Deal found 5/22$244
jue. 6/203:59 pmPHL - IAD
1 stop6h 30mUnited Airlines
jue. 6/2710:05 pmIAD - PHL
Nonstop1h 07mUnited Airlines
Deal found 5/22$259
dom. 6/212:55 pmPHL - IAD
1 stop27h 36mSun Country Air
mar. 6/412:05 pmIAD - PHL
1 stop22h 33mSun Country Air
Deal found 5/22$264
mié. 6/2611:13 amPHL - IAD
1 stop24h 07mSun Country Air
mié. 7/1011:27 amIAD - PHL
1 stop23h 46mSun Country Air
Deal found 5/22$267
mar. 6/183:59 pmPHL - IAD
1 stop6h 30mUnited Airlines
mar. 6/258:35 amIAD - PHL
1 stop6h 20mUnited Airlines
Deal found 5/22$268
mié. 6/511:28 amPHL - IAD
1 stop23h 45mSun Country Air
lun. 7/110:37 amIAD - PHL
1 stop25h 12mSun Country Air
Deal found 5/22$277

Non-stop flights to Dulles Intl from Philadelphia

Discover non-stop flight options from Philadelphia to Dulles Intl. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,730,072 searches. Data last updated mayo 23, 2024.
Consider booking one of these non-stop flights heading from Philadelphia to Washington, D.C.. Search for alternative flights from Philadelphia to Washington, D.C. by utilizing the search form above.
vie. 8/210:15 amPHL - IAD
Nonstop1h 08mUnited Airlines
dom. 8/410:05 pmIAD - PHL
Nonstop1h 07mUnited Airlines
Deal found 5/23$159
sáb. 6/296:00 amPHL - IAD
Nonstop1h 09mUnited Airlines
lun. 7/110:15 pmIAD - PHL
Nonstop1h 07mUnited Airlines
Deal found 5/23$179
jue. 6/272:37 pmPHL - IAD
Nonstop1h 09mUnited Airlines
dom. 6/3010:05 pmIAD - PHL
Nonstop1h 07mUnited Airlines
Deal found 5/22$219
lun. 9/166:20 amPHL - IAD
Nonstop1h 08mUnited Airlines
jue. 9/2612:40 pmIAD - PHL
Nonstop1h 05mUnited Airlines
Deal found 5/23$299
mar. 7/2310:15 amPHL - IAD
Nonstop1h 08mUnited Airlines
mié. 7/2412:45 pmIAD - PHL
Nonstop1h 07mUnited Airlines
Deal found 5/23$500

Philadelphia to Dulles Intl flights leaving soon

Find last-minute flight options from Philadelphia to Dulles Intl for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,730,072 searches. Data last updated mayo 23, 2024.
Have a look at some of the flights available from Philadelphia to Washington, D.C. departing last-minute. Users should examine the flight details to ensure there are no surprises.
dom. 6/212:55 pmPHL - IAD
1 stop27h 36mSun Country Air
mar. 6/412:05 pmIAD - PHL
1 stop22h 33mSun Country Air
Deal found 5/22$264
jue. 5/301:26 pmPHL - IAD
1 stop8h 09mMultiple Airlines
vie. 5/318:25 amIAD - PHL
3 stops23h 11mMultiple Airlines
Deal found 5/21$284
dom. 6/212:55 pmPHL - IAD
1 stop27h 36mSun Country Air
jue. 6/612:03 pmIAD - PHL
1 stop23h 20mSun Country Air
Deal found 5/22$352
jue. 5/305:10 amPHL - IAD
2 stops16h 25mMultiple Airlines
vie. 5/318:25 amIAD - PHL
3 stops23h 11mMultiple Airlines
Deal found 5/21$361
jue. 5/301:26 pmPHL - IAD
3 stops21h 54mMultiple Airlines
vie. 5/315:35 pmIAD - PHL
3 stops14h 01mMultiple Airlines
Deal found 5/21$379
jue. 5/303:58 pmPHL - IAD
1 stop4h 47mUnited Airlines
vie. 5/3110:23 pmIAD - PHL
2 stops16h 32mUnited Airlines
Deal found 5/21$398
mié. 5/296:00 amPHL - IAD
2 stops14h 54mUnited Airlines
jue. 5/308:24 amIAD - PHL
1 stop16h 21mUnited Airlines
Deal found 5/22$497
mié. 5/298:00 amPHL - IAD
1 stop12h 56mUnited Airlines
jue. 5/308:24 amIAD - PHL
1 stop16h 21mUnited Airlines
Deal found 5/22$547
dom. 6/23:59 pmPHL - IAD
2 stops15h 27mUnited Airlines
mar. 6/410:23 pmIAD - PHL
2 stops16h 32mUnited Airlines
Deal found 5/22$561

One-way flights to Dulles Intl from Philadelphia

Search for one-way flight options from Philadelphia to Dulles Intl. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,730,072 searches. Data last updated mayo 23, 2024.
Users traveling one-way from Philadelphia to Washington, D.C. can select one of these great deals. For those needing a return trip from Philadelphia, there is a search form available above.
mié. 6/1211:33 amPHL - IAD
1 stop24h 13mSun Country Air
Deal found 5/23$124
mié. 6/1210:29 amPHL - IAD
3 stops29h 05mMultiple Airlines
Deal found 5/23$147
vie. 6/1412:06 pmPHL - IAD
1 stop24h 51mSun Country Air
Deal found 5/23$159
lun. 9/236:20 amPHL - IAD
Nonstop1h 08mUnited Airlines
Deal found 5/21$165
mar. 8/207:52 amPHL - IAD
3 stops26h 34mMultiple Airlines
Deal found 5/23$166
mar. 7/165:39 pmPHL - IAD
1 stop15h 15mAmerican Airlines
Deal found 5/23$173
mar. 8/610:15 amPHL - IAD
Nonstop1h 08mUnited Airlines
Deal found 5/22$180
mar. 7/168:02 amPHL - IAD
2 stops26h 28mMultiple Airlines
Deal found 5/23$183
mar. 7/95:05 amPHL - IAD
3 stops29h 25mMultiple Airlines
Deal found 5/21$185

Find flights from Philadelphia to Dulles Intl within your budget

Customize your flight search to find flights from Philadelphia to Dulles Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,730,072 searches. Data last updated mayo 23, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$159 - $300

Route

Depart

Return

Price

PhiladelphiaWashington, D.C. Dulles Intl

PHL - IAD

PHLIAD

Philadelphia

vie. 8/2

Nonstop1h 08m

Washington, D.C. Dulles Intl

dom. 8/4

Nonstop1h 07m

$159

PhiladelphiaWashington, D.C. Dulles Intl

PHL - IAD

PHLIAD

Philadelphia

mié. 6/5

1 stop4h 46m

Washington, D.C. Dulles Intl

lun. 7/1

Nonstop1h 07m

$193

PhiladelphiaWashington, D.C. Dulles Intl

PHL - IAD

PHLIAD

Philadelphia

jue. 6/20

1 stop6h 30m

Washington, D.C. Dulles Intl

jue. 6/27

Nonstop1h 07m

$195

PhiladelphiaWashington, D.C. Dulles Intl

PHL - IAD

PHLIAD

Philadelphia

mar. 6/4

1 stop22h 30m

Washington, D.C. Dulles Intl

mar. 6/11

1 stop23h 13m

$201

PhiladelphiaWashington, D.C. Dulles Intl

PHL - IAD

PHLIAD

Philadelphia

jue. 6/27

Nonstop1h 09m

Washington, D.C. Dulles Intl

dom. 6/30

Nonstop1h 07m

$219

PhiladelphiaWashington, D.C. Dulles Intl

PHL - IAD

PHLIAD

Philadelphia

vie. 7/26

1 stop16h 17m

Washington, D.C. Dulles Intl

lun. 7/29

1 stop15h 47m

$225

PhiladelphiaWashington, D.C. Dulles Intl

PHL - IAD

PHLIAD

Philadelphia

dom. 6/2

1 stop27h 36m

Washington, D.C. Dulles Intl

mar. 6/4

1 stop22h 33m

$264

PhiladelphiaWashington, D.C. Dulles Intl

PHL - IAD

PHLIAD

Philadelphia

jue. 8/8

1 stop5h 21m

Washington, D.C. Dulles Intl

mié. 8/14

1 stop7h 11m

$285

PhiladelphiaWashington, D.C. Dulles Intl

PHL - IAD

PHLIAD

Philadelphia

lun. 6/3

3 stops20h 59m

Washington, D.C. Dulles Intl

jue. 6/6

2 stops20h 50m

$300

Flights are sorted by cheapest first

Deals found on 5/23

When is the cheapest time to fly from Philadelphia to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Philadelphia to Dulles Intl. Price data was last updated on May 19, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Philadelphia to Washington, D.C. Dulles Intl Airport flight should consider departing on Tuesday mornings when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Philadelphia to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Philadelphia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature and rainfall totals by month.

WAS

Temperature

35.6 - 80.6 °F

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated mayo 23, 2024.
Read reviews from past customers who have flown American Airlines, United Airlines and Sun Country Air from Philadelphia to Washington, D.C.. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
7.7
Good
4,365 reviews

Comfort

7.7

Overall

7.7

Entertainment

7.7

Crew

8.2

Boarding

7.8

Food

7.5

Reviews

1 / 10

security procedure is too many times. need review. no bathroom facility once all passanger are in holding area after security and gate checked in. C5

7.7
Good
4,365 reviews
7.7
Good
4,365 reviews

Comfort

7.7

Overall

7.7

Entertainment

7.7

Crew

8.2

Boarding

7.8

Food

7.5

Reviews

1 / 10

security procedure is too many times. need review. no bathroom facility once all passanger are in holding area after security and gate checked in. C5

7.4
Good
10,852 reviews
7.7
Good
4,365 reviews

Comfort

7.7

Overall

7.7

Entertainment

7.7

Crew

8.2

Boarding

7.8

Food

7.5

Reviews

1 / 10

security procedure is too many times. need review. no bathroom facility once all passanger are in holding area after security and gate checked in. C5

7.3
Good
14,395 reviews
7.7
Good
4,365 reviews

Comfort

7.7

Overall

7.7

Entertainment

7.7

Crew

8.2

Boarding

7.8

Food

7.5

Reviews

1 / 10

security procedure is too many times. need review. no bathroom facility once all passanger are in holding area after security and gate checked in. C5

7.2
Good
608 reviews
7.7
Good
4,365 reviews

Comfort

7.7

Overall

7.7

Entertainment

7.7

Crew

8.2

Boarding

7.8

Food

7.5

Reviews

1 / 10

security procedure is too many times. need review. no bathroom facility once all passanger are in holding area after security and gate checked in. C5

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Philadelphia to Washington, D.C. Dulles Intl?

    If you book a flight to Washington, D.C. Dulles Intl from Philadelphia, you will be flying from Philadelphia, which is the city’s only airport. Philadelphia (PHL) is located 7.0 mi from the center of Philadelphia. There are 0 flights from Philadelphia to Washington, D.C. Dulles Intl per day from 0 different airlines.

  • Can I find flights from Philadelphia to Washington, D.C. Dulles Intl Airport for under $200 on Cheapflights?

    Yes, there are multiple flights from Philadelphia to Washington, D.C. Dulles Intl Airport for under $200. The cheapest flight booked recently is on United Airlines for just $159, but on average you can expect to pay $264.

  • Are there nonstop flights from Philadelphia to Washington, D.C. Dulles Intl Airport for under $200 on Cheapflights?

    Cheapflights has at least 5 direct flights from Philadelphia to Washington, D.C. Dulles Intl Airport under $200. A good price for a nonstop flight from Philadelphia to Washington, D.C. Dulles Intl Airport is less than $271.

  • Are there last-minute flights available from Philadelphia to Washington, D.C. Dulles Intl Airport for under $300?

    There are currently 17+ open flights from Philadelphia to Washington, D.C. Dulles Intl Airport within the next 7 days for less than $300.

  • What are the cheapest airlines flying from Philadelphia to Washington, D.C. Dulles Intl Airport round-trip?

    Flying on United Airlines is currently your cheapest option to Washington, D.C. Dulles Intl Airport, with prices starting at $159. Additional round-trip tickets that might be worth considering are offered by Sun Country Air and American Airlines, with the lowest prices starting at $201 and $285, respectively. United Airlines is currently priced 68% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Philadelphia to Washington, D.C. Dulles Intl Airport one-way?

    The cheapest airline one-way is Sun Country Air, with whom users have recently found tickets for as low as $124. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Philadelphia to Washington, D.C. Dulles Intl Airport for a low price.

  • What are the cheapest flights from Philadelphia to Washington, D.C. Dulles Intl Airport?

    The cheapest flight price from Philadelphia to Washington, D.C. Dulles Intl Airport is $148. On average you can expect to pay $1,934. The most popular route, (Philadelphia - Washington, D.C. Dulles Intl), can usually be booked for $219.

  • What does PHL to IAD mean?

    Great question - PHL to IAD just means Philadelphia Airport to Washington, D.C. Dulles Intl Airport. Now you’ll know what these unique codes when you look for flights!

  • Can I find deals for flights from Philadelphia to Dulles Intl that include extra baggage allowance?

    The amount of baggage you can bring on your Philadelphia to Dulles Intl flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Philadelphia to Dulles Intl with specific airlines?

    Yes, Cheapflights allows you to browse and filter Philadelphia to Dulles Intl flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Philadelphia to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Dulles Intl.

  • Can I find deals for business class flights from Philadelphia to Dulles Intl?

    Yes. Cheapflights offers flight deals from Philadelphia to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Philadelphia to Dulles Intl that allow pets onboard?

    Many airlines flying from Philadelphia to Dulles Intl offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Philadelphia to Dulles Intl?

    Yes, you can often find last-minute deals on Philadelphia to Dulles Intl flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Philadelphia to Washington, D.C. Dulles Intl Airport flight deals updated?

    The Philadelphia to Washington, D.C. Dulles Intl Airport flight deals you see on this page were last updated on 5/23.

  • When is the best time to book a flight from Philadelphia to Washington, D.C. Dulles Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Philadelphia to Washington, D.C. Dulles Intl Airport (average of $278). Flying from Philadelphia to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $394). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Can Cheapflights find flights from Philadelphia to Dulles Intl with no change fees?

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Can Cheapflights notify me if prices for flights from Philadelphia to Dulles Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Dulles Intl from Philadelphia today and book when prices fit your budget.

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