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Cheap flights from Portland (PWM) to Dublin (DUB) from $429

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 9/19. 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.
PWM — DUB
May 25 — Jun 11
From?
To?
Sat 5/25
Sat 6/1
1 adult, Economy
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Cheap flight deals from Portland to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Dublin (DUB). 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 May 20, 2024.

Popular in

June

Cheapest in

October

Round-trip from

$505

One-way from

$429
High demand for flights, 39% potential price rise
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Best time to find cheap flights, 39% potential price drop
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From Portland to Dublin
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One-way flight from Portland to Dublin
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What is the cheapest day to fly round-trip from Portland, Maine to Dublin?

Travelers have found that booking a Sunday departure is the best way to save up to 78% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

What is the cheapest month to fly from Portland, Maine to Dublin?

Our data shows that October tends to be the cheapest month to fly to Dublin from Portland, Maine. Users have commonly found prices around $921 for the month, but tickets can be as low as $558. Due to multiple factors, prepare for potentially higher prices in June.

When is the cheapest time to fly from Portland, Maine to Dublin (PWM - DUB)?

A simple way to save on the total cost of your ticket is to fly from Portland, Maine to Dublin in the afternoon. If you’re flexible enough to do this you can expect to save up to 11% on your trip compared to booking a flight at noon.

Cheap United Airlines flights from Portland to Dublin

Explore cheap flight options specifically provided by United Airlines for the route between Portland and Dublin. 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 2,621,518 searches. Data last updated May 20, 2024.
Find some of the cheapest United Airlines flights traveling from Portland to Dublin. Make sure to double check the flight details before booking.
Wed 10/23:13 pmPWM - DUB
1 stop10h 52mUnited Airlines
Fri 10/119:20 amDUB - PWM
1 stop10h 11mUnited Airlines
Deal found 5/19$822
Sat 8/247:25 pmPWM - DUB
1 stop9h 55mUnited Airlines
Sat 8/319:50 amDUB - PWM
2 stops33h 53mUnited Airlines
Deal found 5/19$896
Sat 8/243:55 pmPWM - DUB
2 stops14h 15mUnited Airlines
Sat 8/319:50 amDUB - PWM
2 stops29h 41mUnited Airlines
Deal found 5/19$900
Sun 7/147:22 pmPWM - DUB
1 stop9h 58mUnited Airlines
Fri 7/1910:15 amDUB - PWM
2 stops40h 18mUnited Airlines
Deal found 5/19$1,605

Cheap Delta flights from Portland to Dublin

Explore cheap flight options specifically provided by Delta for the route between Portland and Dublin. 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 2,621,518 searches. Data last updated May 20, 2024.
Take a gander at the lowest prices we've found on Delta flights from Portland to Dublin. Make sure to examine the flight information before completing your reservation.
Wed 10/23:00 pmPWM - DUB
1 stop13h 15mDelta
Fri 10/1111:10 amDUB - PWM
2 stops17h 28mDelta
Deal found 5/19$842
Thu 6/206:15 amPWM - DUB
1 stop21h 30mDelta
Sat 6/299:10 amDUB - PWM
2 stops20h 14mDelta
Deal found 5/20$1,279
Thu 6/202:08 pmPWM - DUB
2 stops21h 47mDelta
Sat 6/299:10 amDUB - PWM
2 stops20h 14mDelta
Deal found 5/20$1,297

Cheap Portland to Dublin flights in May & June 2024

Find cheap flight options from Portland to Dublin specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,621,518 searches. Prices were last updated on May 20, 2024.
Listed are some of the best fares we've found on flights departing from Portland to Dublin in 2024. More deals are always being added, so be sure to check back regularly.
Thu 6/206:15 amPWM - DUB
1 stop21h 30mDelta
Sat 6/299:10 amDUB - PWM
2 stops20h 14mDelta
Deal found 5/20$1,279
Thu 6/202:08 pmPWM - DUB
2 stops21h 47mDelta
Sat 6/299:10 amDUB - PWM
2 stops20h 14mDelta
Deal found 5/20$1,297
Fri 5/242:24 pmPWM - DUB
2 stops38h 11mTurkish Airlines
Tue 5/281:40 pmDUB - PWM
2 stops52h 49mTurkish Airlines
Deal found 5/19$1,387
Thu 6/203:50 pmPWM - DUB
3 stops18h 00mMultiple Airlines
Sat 6/299:50 amDUB - PWM
2 stops16h 05mMultiple Airlines
Deal found 5/20$1,442
Thu 6/2011:55 amPWM - DUB
1 stop14h 10mAustrian Airlines
Sat 6/299:20 amDUB - PWM
1 stop14h 25mAustrian Airlines
Deal found 5/20$1,562
Thu 6/203:50 pmPWM - DUB
3 stops18h 00mAir Canada
Sat 6/296:30 amDUB - PWM
3 stops17h 15mAir Canada
Deal found 5/20$1,590
Fri 5/246:05 amPWM - DUB
1 stop21h 40mKLM
Tue 5/2810:00 amDUB - PWM
1 stop18h 57mKLM
Deal found 5/19$1,612
Fri 5/249:45 amPWM - DUB
1 stop19h 35mUnited Airlines
Tue 5/289:20 amDUB - PWM
2 stops15h 49mUnited Airlines
Deal found 5/19$1,616
Fri 5/249:10 amPWM - DUB
3 stops18h 05mMultiple Airlines
Tue 5/289:50 amDUB - PWM
2 stops16h 16mMultiple Airlines
Deal found 5/19$2,249

Portland to Dublin 2024 flight deals

Discover exclusive flight deals for travel between Portland and Dublin in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,621,518 searches. Data last updated May 20, 2024.
Listed are some of the best fares we've found on flights departing from Portland to Dublin in 2024. More deals are always being added, so be sure to check back regularly.
Sun 12/16:05 amPWM - DUB
1 stop22h 20mKLM
Sat 12/148:50 amDUB - PWM
2 stops19h 16mKLM
Deal found 5/20$568
Sun 12/15:30 amPWM - DUB
2 stops26h 10mDelta
Sat 12/148:50 amDUB - PWM
2 stops19h 16mDelta
Deal found 5/20$598
Fri 11/153:15 pmPWM - DUB
1 stop10h 45mUnited Airlines
Sat 11/309:00 amDUB - PWM
2 stops19h 48mUnited Airlines
Deal found 5/20$762
Wed 10/21:06 pmPWM - DUB
2 stops23h 59mMultiple Airlines
Fri 10/1110:45 amDUB - PWM
2 stops30h 26mMultiple Airlines
Deal found 5/19$766
Thu 10/31:06 pmPWM - DUB
2 stops23h 59mMultiple Airlines
Fri 10/1110:45 amDUB - PWM
2 stops30h 26mMultiple Airlines
Deal found 5/19$796
Fri 11/155:30 amPWM - DUB
2 stops26h 10mDelta
Sat 11/306:00 amDUB - PWM
2 stops22h 38mDelta
Deal found 5/20$805
Sun 12/16:01 amPWM - DUB
1 stop21h 39mAmerican Airlines
Sat 12/149:40 amDUB - PWM
1 stop10h 24mAmerican Airlines
Deal found 5/19$806
Wed 10/27:40 amPWM - DUB
2 stops20h 55mTurkish Airlines
Sat 10/1211:30 amDUB - PWM
2 stops29h 41mTurkish Airlines
Deal found 5/19$816
Fri 9/131:06 pmPWM - DUB
1 stop14h 54mJetBlue
Fri 9/2710:45 amDUB - PWM
1 stop15h 44mJetBlue
Deal found 5/20$817

One-way flights to Dublin from Portland

Search for one-way flight options from Portland to Dublin. 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 2,621,518 searches. Data last updated May 20, 2024.
Users in need of a one-way flight from Portland to Dublin can choose from these deals. Users in need of a round-trip flight from Portland to Dublin instead should update the search form at the top of page.
Thu 9/195:59 pmPWM - DUB
2 stops35h 01mWestJet
Deal found 5/20$429
Thu 9/194:55 pmPWM - DUB
3 stops34h 05mWestJet
Deal found 5/20$635
Thu 9/196:05 amPWM - DUB
1 stop21h 40mKLM
Deal found 5/20$747

Find flights from Portland to Dublin within your budget

Customize your flight search to find flights from Portland to Dublin 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 2,621,518 searches. Data last updated May 20, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$766 - $1,158

Route

Depart

Return

Price

PortlandDublin

PWM - DUB

PWMDUB

Portland

Wed 10/2

2 stops23h 59m

Dublin

Fri 10/11

2 stops30h 26m

$766

PortlandDublin

PWM - DUB

PWMDUB

Portland

Wed 10/2

2 stops20h 55m

Dublin

Sat 10/12

2 stops29h 41m

$816

PortlandDublin

PWM - DUB

PWMDUB

Portland

Fri 9/13

1 stop14h 54m

Dublin

Fri 9/27

1 stop15h 44m

$817

PortlandDublin

PWM - DUB

PWMDUB

Portland

Wed 10/2

1 stop10h 52m

Dublin

Fri 10/11

1 stop10h 11m

$822

PortlandDublin

PWM - DUB

PWMDUB

Portland

Wed 10/2

1 stop13h 15m

Dublin

Fri 10/11

2 stops17h 28m

$842

PortlandDublin

PWM - DUB

PWMDUB

Portland

Fri 9/13

2 stops13h 58m

Dublin

Fri 9/27

1 stop12h 05m

$865

PortlandDublin

PWM - DUB

PWMDUB

Portland

Wed 10/2

1 stop13h 15m

Dublin

Sat 10/12

1 stop18h 38m

$872

PortlandDublin

PWM - DUB

PWMDUB

Portland

Thu 10/3

2 stops18h 30m

Dublin

Sat 10/12

2 stops27h 00m

$952

PortlandDublin

PWM - DUB

PWMDUB

Portland

Sun 7/14

2 stops17h 05m

Dublin

Fri 7/19

2 stops16h 56m

$1,158

Flights are sorted by cheapest first

Deals found on 5/19

When is the cheapest time to fly from Portland, Maine to Dublin?

Use this chart to determine the cheapest time to fly round-trip from Portland to Dublin. Price data was last updated on May 19, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Portland, Maine to Dublin flight should consider departing on Monday afternoons when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to Dublin by month

Plan your trip from Portland to Dublin by taking into account the cheapest months to travel. The average price of a one-way flight from Portland to Dublin is currently $604 while a round-trip flight costs $879. Price data was last updated on May 12, 2024.

Currently, November is the cheapest month in which you can book a flight from Portland, Maine to Dublin (average of $505). Flying from Portland, Maine to Dublin in June is currently the most expensive (average of $973). 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.

January

$526

February

$532

March

$568

April

$667

May

$693

June

$973

July

$964

August

$816

September

$708

October

$615

November

$505

December

$506

Temperature and rainfall in Dublin by month

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

DUB

Temperature

41 - 60.8 °F

Reviews of airlines servicing Dublin

Get insights into the airlines that provide service to Dublin. 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 Dublin. Reviews last updated May 20, 2024.
Read reviews from past customers who have flown United Airlines, Delta and American Airlines from Portland to Dublin. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
10,615 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.4

Entertainment

8.0

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
10,615 reviews
Delta
8.0
Very good
10,615 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.4

Entertainment

8.0

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

KLM
7.9
Good
1,558 reviews
Delta
8.0
Very good
10,615 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.4

Entertainment

8.0

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Austrian Airlines
7.7
Good
1,046 reviews
Delta
8.0
Very good
10,615 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.4

Entertainment

8.0

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

JetBlue
7.6
Good
4,435 reviews
Delta
8.0
Very good
10,615 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.4

Entertainment

8.0

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

WestJet
7.5
Good
2,895 reviews
Delta
8.0
Very good
10,615 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.4

Entertainment

8.0

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

Find useful and relevant information for your journey from Portland to Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Portland, Maine to Dublin for under $800 on Cheapflights?

    Yes, there are multiple flights from Portland, Maine to Dublin for under $800. The cheapest flight booked recently is on Multiple Airlines for just $766, but on average you can expect to pay $910.

  • What are the cheapest airlines flying from Portland, Maine to Dublin round-trip?

    According to our current data, Turkish Airlines ($816), JetBlue ($817), and United Airlines ($822) offers the cheapest pricing from Portland, Maine to Dublin. Turkish Airlines is currently priced 11% below the average price you’ll pay for this route.

  • What are the most popular airlines that fly from Portland, Maine to Dublin?

    Before booking your flight from Portland, Maine to Dublin check out the most popular airlines for this route: American Airlines, Delta or KLM.

  • What does PWM to DUB mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Portland Airport to Dublin Airport flight would often be abbreviated as a PWM to DUB flight.

  • Can I find deals for flights from Portland to Dublin that include extra baggage allowance?

    The amount of baggage you can bring on your Portland to Dublin 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 Portland to Dublin with specific airlines?

    Yes, Cheapflights allows you to browse and filter Portland to Dublin 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 Portland to Dublin that include hotel bookings?

    Yes. In addition to deals on Portland to Dublin flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Dublin?

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

  • Can I find deals for business class flights from Portland to Dublin?

    Yes. Cheapflights offers flight deals from Portland to Dublin 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 Portland to Dublin that allow pets onboard?

    Many airlines flying from Portland to Dublin 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 Portland to Dublin?

    Yes, you can often find last-minute deals on Portland to Dublin 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 Portland, Maine to Dublin flight deals updated?

    The Portland, Maine to Dublin flight deals you see on this page were last updated on 5/20.

See more FAQs

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Alternative routes for Portland to Dublin
See prices for flight routes from nearby airports that may be better suited for you.

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Portland to Shannon flights

Top 4 airlines flying from Portland to Dublin

Discover the top 4 airlines that operate flights from Portland to Dublin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,621,518 searches. Data last updated May 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$558Average$821FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapest$578Average$758FlexibilityNo cancel feeOn-time75%
Search KLM flights
American AirlinesCheapest$591Average$877FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$612Average$1,122FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
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Search flights from Portland to Dublin by cabin class

Find flights from Portland to Dublin, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Portland to Dublin?

When you search for this flight from Portland to Dublin, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Portland to Dublin?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Portland to Dublin.

Can Cheapflights find flights from Portland to Dublin with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Portland to Dublin, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Portland to Dublin become cheaper?

Yes, Cheapflights offers price alerts on Portland to Dublin flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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