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Cheap flights from Idaho Falls to Ontario (IDA - ONT) from $174

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 6/22. 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.
IDA — ONT
Jun 7 — Jun 141
From?
To?
Fri 6/7
Fri 6/14
1 adult, Economy
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Cheap flight deals from Idaho Falls to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) to Ontario (ONT). 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 June 2, 2024.

Popular in

March

Cheapest in

April

Average price

$401

Round-trip from

$238
High demand for flights, 33% potential price rise
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Best time to find cheap flights, 73% potential price drop
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Average for round-trip flights in June 2024
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From Idaho Falls Fanning Field to Ontario
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What is the cheapest day to fly round-trip from Idaho Falls to Ontario?

Flights from Idaho Falls to Ontario are found to be more expensive on Sunday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Ontario.

What is the cheapest month to fly from Idaho Falls to Ontario?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, October can be a great choice for travel to Ontario. Flights to Ontario from Idaho Falls in October are about $484 on average during October, but can be found for as low as $237.

What is the cheapest time of day to fly from IDA to ONT?

It’s optimal to fly from Idaho Falls to Ontario in the afternoon. By choosing this option you can save up to 51% on the cost of your flight, compared to a flight at noon.

Cheap Delta flights from Idaho Falls to Ontario

Explore cheap flight options specifically provided by Delta for the route between Idaho Falls and Ontario. 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 2,810,401 searches. Data last updated June 2, 2024.
Take a peek at the cheapest Delta flights we've detected traveling from Idaho Falls to Ontario. Come back soon if you're not finding the exact deal you're looking for.
Mon 7/17:00 pmIDA - ONT
1 stop5h 41mDelta
Mon 7/85:00 pmONT - IDA
1 stop4h 10mDelta
Deal found 6/1$348
Wed 7/176:59 pmIDA - ONT
1 stop6h 00mDelta
Wed 7/247:00 amONT - IDA
2 stops10h 16mDelta
Deal found 6/1$446
Fri 6/287:00 pmIDA - ONT
1 stop5h 42mDelta
Sun 6/305:00 pmONT - IDA
1 stop4h 17mDelta
Deal found 6/1$528

Cheap Alaska Airlines flights from Idaho Falls to Ontario

Explore cheap flight options specifically provided by Alaska Airlines for the route between Idaho Falls and Ontario. 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 2,810,401 searches. Data last updated June 2, 2024.
Have a look at some of the cheapest available Alaska Airlines flights departing from Idaho Falls and landing in Ontario. Ensure the flight price, dates, time, and airline match your criteria before you book.
Tue 7/96:00 amIDA - ONT
1 stop18h 59mAlaska Airlines
Thu 7/114:24 pmONT - IDA
1 stop6h 33mAlaska Airlines
Deal found 6/1$420
Tue 6/256:00 amIDA - ONT
1 stop18h 59mAlaska Airlines
Mon 7/18:20 pmONT - IDA
1 stop26h 37mAlaska Airlines
Deal found 6/1$442
Fri 7/126:00 amIDA - ONT
1 stop18h 59mAlaska Airlines
Mon 7/154:24 pmONT - IDA
1 stop6h 33mAlaska Airlines
Deal found 6/2$460
Tue 6/256:00 amIDA - ONT
1 stop28h 05mAlaska Airlines
Mon 7/16:00 amONT - IDA
1 stop8h 22mAlaska Airlines
Deal found 6/2$465
Sat 8/33:51 pmIDA - ONT
1 stop18h 14mAlaska Airlines
Sat 8/104:07 pmONT - IDA
1 stop6h 50mAlaska Airlines
Deal found 5/31$480
Mon 7/16:00 amIDA - ONT
1 stop28h 05mAlaska Airlines
Mon 7/87:00 amONT - IDA
2 stops15h 57mAlaska Airlines
Deal found 6/1$483
Tue 6/256:00 amIDA - ONT
2 stops17h 40mAlaska Airlines
Mon 7/18:20 pmONT - IDA
1 stop26h 37mAlaska Airlines
Deal found 6/1$530
Tue 6/256:00 amIDA - ONT
2 stops17h 40mAlaska Airlines
Mon 7/16:00 amONT - IDA
1 stop8h 22mAlaska Airlines
Deal found 6/2$553
Fri 7/124:02 pmIDA - ONT
2 stops7h 38mAlaska Airlines
Mon 7/154:24 pmONT - IDA
1 stop6h 33mAlaska Airlines
Deal found 6/2$578

Cheap Idaho Falls to Ontario flights in June & July 2024

Find cheap flight options from Idaho Falls to Ontario specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,810,401 searches. Prices were last updated on June 2, 2024.
These are some of the best deals we've found on flights to Ontario in 2024 at this time. More deals are always being added, so be sure to check back regularly.
Tue 6/256:00 amIDA - ONT
1 stop18h 59mAlaska Airlines
Mon 7/18:20 pmONT - IDA
1 stop26h 37mAlaska Airlines
Deal found 6/1$442
Tue 6/256:00 amIDA - ONT
1 stop28h 05mAlaska Airlines
Mon 7/16:00 amONT - IDA
1 stop8h 22mAlaska Airlines
Deal found 6/2$465
Fri 6/287:00 pmIDA - ONT
1 stop5h 42mDelta
Sun 6/305:00 pmONT - IDA
1 stop4h 17mDelta
Deal found 6/1$528
Tue 6/256:00 amIDA - ONT
2 stops17h 40mAlaska Airlines
Mon 7/18:20 pmONT - IDA
1 stop26h 37mAlaska Airlines
Deal found 6/1$530
Tue 6/256:00 amIDA - ONT
2 stops17h 40mAlaska Airlines
Mon 7/16:00 amONT - IDA
1 stop8h 22mAlaska Airlines
Deal found 6/2$553
Tue 6/256:00 amIDA - ONT
2 stops17h 40mAlaska Airlines
Mon 7/17:00 amONT - IDA
2 stops15h 57mAlaska Airlines
Deal found 6/1$621
Tue 6/255:56 pmIDA - ONT
2 stops19h 49mUnited Airlines
Mon 7/11:30 pmONT - IDA
2 stops30h 38mUnited Airlines
Deal found 6/2$649
Tue 6/112:30 pmIDA - ONT
1 stop7h 18mUnited Airlines
Thu 6/135:15 amONT - IDA
1 stop7h 06mUnited Airlines
Deal found 6/1$672
Fri 6/286:00 amIDA - ONT
2 stops17h 40mAlaska Airlines
Sun 6/307:00 amONT - IDA
2 stops15h 57mAlaska Airlines
Deal found 6/1$714

Idaho Falls to Ontario 2024 flight deals

Discover exclusive flight deals for travel between Idaho Falls and Ontario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
These are some of the best deals we've found on flights to Ontario in 2024 at this time. More deals are always being added, so be sure to check back regularly.
Mon 7/17:00 pmIDA - ONT
1 stop5h 41mDelta
Mon 7/85:00 pmONT - IDA
1 stop4h 10mDelta
Deal found 6/1$348
Tue 7/96:00 amIDA - ONT
1 stop18h 59mAlaska Airlines
Thu 7/114:24 pmONT - IDA
1 stop6h 33mAlaska Airlines
Deal found 6/1$420
Tue 6/256:00 amIDA - ONT
1 stop18h 59mAlaska Airlines
Mon 7/18:20 pmONT - IDA
1 stop26h 37mAlaska Airlines
Deal found 6/1$442
Wed 7/176:59 pmIDA - ONT
1 stop6h 00mDelta
Wed 7/247:00 amONT - IDA
2 stops10h 16mDelta
Deal found 6/1$446
Fri 7/126:00 amIDA - ONT
1 stop18h 59mAlaska Airlines
Mon 7/154:24 pmONT - IDA
1 stop6h 33mAlaska Airlines
Deal found 6/2$460
Tue 6/256:00 amIDA - ONT
1 stop28h 05mAlaska Airlines
Mon 7/16:00 amONT - IDA
1 stop8h 22mAlaska Airlines
Deal found 6/2$465
Sat 8/33:51 pmIDA - ONT
1 stop18h 14mAlaska Airlines
Sat 8/104:07 pmONT - IDA
1 stop6h 50mAlaska Airlines
Deal found 5/31$480
Mon 7/16:00 amIDA - ONT
1 stop28h 05mAlaska Airlines
Mon 7/87:00 amONT - IDA
2 stops15h 57mAlaska Airlines
Deal found 6/1$483
Fri 6/287:00 pmIDA - ONT
1 stop5h 42mDelta
Sun 6/305:00 pmONT - IDA
1 stop4h 17mDelta
Deal found 6/1$528

Idaho Falls to Ontario flights leaving soon

Find last-minute flight options from Idaho Falls to Ontario 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 2,810,401 searches. Data last updated June 2, 2024.
Consider one of these great deals we found on last-minute flights from Idaho Falls to Ontario. Users should be sure to double check the price, date, and time of their last-minute flight.
Tue 6/112:30 pmIDA - ONT
1 stop7h 18mUnited Airlines
Thu 6/135:15 amONT - IDA
1 stop7h 06mUnited Airlines
Deal found 6/1$672
Tue 6/1110:45 amIDA - ONT
2 stops12h 42mUnited Airlines
Thu 6/131:29 pmONT - IDA
1 stop6h 39mUnited Airlines
Deal found 6/1$759
Tue 6/111:43 pmIDA - ONT
2 stops8h 57mAmerican Airlines
Thu 6/139:24 amONT - IDA
2 stops11h 19mAmerican Airlines
Deal found 6/1$1,198

One-way flights to Ontario from Idaho Falls

Search for one-way flight options from Idaho Falls to Ontario. 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 2,810,401 searches. Data last updated June 2, 2024.
Users traveling one-way from Idaho Falls to Ontario can select one of these great deals. Users needing a return flight from Idaho Falls to Ontario should utilize the search form above.
Sat 6/227:12 pmIDA - ONT
1 stop5h 30mDelta
Deal found 6/1$174
Thu 8/156:00 amIDA - ONT
1 stop18h 59mAlaska Airlines
Deal found 6/1$187
Thu 8/156:00 amIDA - ONT
2 stops17h 40mAlaska Airlines
Deal found 6/1$192
Fri 8/1610:45 amIDA - ONT
1 stop7h 43mUnited Airlines
Deal found 6/1$209
Fri 8/1610:45 amIDA - ONT
2 stops13h 00mUnited Airlines
Deal found 6/1$268
Sat 6/226:00 amIDA - ONT
2 stops17h 40mAlaska Airlines
Deal found 6/1$298
Sun 6/97:00 pmIDA - ONT
1 stop5h 42mDelta
Deal found 6/2$336
Thu 6/131:05 pmIDA - ONT
2 stops10h 33mDelta
Deal found 6/1$341
Sat 6/221:05 pmIDA - ONT
2 stops10h 33mDelta
Deal found 6/1$368

Find flights from Idaho Falls to Ontario within your budget

Customize your flight search to find flights from Idaho Falls to Ontario 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 2,810,401 searches. Data last updated June 2, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$348 - $689

Route

Depart

Return

Price

Idaho Falls Fanning FieldOntario

IDA - ONT

IDAONT

Idaho Falls Fanning Field

Mon 7/1

1 stop5h 41m

Ontario

Mon 7/8

1 stop4h 10m

$348

Idaho Falls Fanning FieldOntario

IDA - ONT

IDAONT

Idaho Falls Fanning Field

Tue 7/9

1 stop18h 59m

Ontario

Thu 7/11

1 stop6h 33m

$420

Idaho Falls Fanning FieldOntario

IDA - ONT

IDAONT

Idaho Falls Fanning Field

Tue 6/25

1 stop18h 59m

Ontario

Mon 7/1

1 stop26h 37m

$442

Idaho Falls Fanning FieldOntario

IDA - ONT

IDAONT

Idaho Falls Fanning Field

Wed 7/17

1 stop6h 00m

Ontario

Wed 7/24

2 stops10h 16m

$446

Idaho Falls Fanning FieldOntario

IDA - ONT

IDAONT

Idaho Falls Fanning Field

Fri 7/12

1 stop18h 59m

Ontario

Mon 7/15

1 stop6h 33m

$460

Idaho Falls Fanning FieldOntario

IDA - ONT

IDAONT

Idaho Falls Fanning Field

Tue 6/25

1 stop28h 05m

Ontario

Mon 7/1

1 stop8h 22m

$465

Idaho Falls Fanning FieldOntario

IDA - ONT

IDAONT

Idaho Falls Fanning Field

Fri 6/28

1 stop5h 42m

Ontario

Sun 6/30

1 stop4h 17m

$528

Idaho Falls Fanning FieldOntario

IDA - ONT

IDAONT

Idaho Falls Fanning Field

Tue 7/9

2 stops19h 16m

Ontario

Thu 7/11

1 stop18h 03m

$540

Idaho Falls Fanning FieldOntario

IDA - ONT

IDAONT

Idaho Falls Fanning Field

Wed 7/17

2 stops9h 04m

Ontario

Wed 7/24

2 stops11h 20m

$689

Flights are sorted by cheapest first

Deals found on 6/1

What is the cheapest day to fly from Idaho Falls to Ontario?

Use this chart to determine the cheapest time to fly round-trip from Idaho Falls to Ontario. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Idaho Falls to Ontario flight should consider departing on Friday mornings when fares are most often at their lowest. Monday 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 Idaho Falls to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Idaho Falls 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 Ontario by month

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

LAX

Temperature

57.2 - 73.4 °F

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated June 2, 2024.
To help decide which airline to fly from Idaho Falls to Ontario, see what other customers have to say about Delta, Alaska Airlines and United Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Food

7.3

Overall

8.1

Boarding

8.2

Comfort

7.9

Entertainment

7.3

Crew

8.6

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Alaska Airlines
8.1
Very good
9,198 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Food

7.3

Overall

8.1

Boarding

8.2

Comfort

7.9

Entertainment

7.3

Crew

8.6

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Delta
8.0
Very good
10,410 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Food

7.3

Overall

8.1

Boarding

8.2

Comfort

7.9

Entertainment

7.3

Crew

8.6

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

United Airlines
7.4
Good
10,755 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Food

7.3

Overall

8.1

Boarding

8.2

Comfort

7.9

Entertainment

7.3

Crew

8.6

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

American Airlines
7.3
Good
14,260 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Food

7.3

Overall

8.1

Boarding

8.2

Comfort

7.9

Entertainment

7.3

Crew

8.6

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to Ontario. 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 Idaho Falls to Ontario for under $400 on Cheapflights?

    Yes, there are multiple flights from Idaho Falls to Ontario for under $400. The cheapest flight booked recently is on Delta for just $348, but on average you can expect to pay $561.

  • Are there last-minute flights available from Idaho Falls to Ontario for under $700?

    There are currently 3+ open flights from Idaho Falls to Ontario within the next 7 days for less than $700.

  • What are the cheapest airlines flying from Idaho Falls to Ontario round-trip?

    Flying on Delta is currently your cheapest option to Ontario, with prices starting at $348. Additional round-trip tickets that might be worth considering are offered by Alaska Airlines and United Airlines, with the lowest prices starting at $420 and $540, respectively. Delta is priced at 30% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Idaho Falls to Ontario one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $174. Users have also found prices from $187 and $209 on Alaska Airlines and United Airlines, respectively.

  • What does IDA to ONT mean?

    This is defined as Idaho Falls Fanning Field Airport (IDA) and Ontario Airport (ONT). Codes like Ontario Airport are often used to just call airports uniquely.

  • Can I find deals for flights from Idaho Falls to Ontario that include extra baggage allowance?

    The amount of baggage you can bring on your Idaho Falls to Ontario 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 Idaho Falls to Ontario with specific airlines?

    Yes, Cheapflights allows you to browse and filter Idaho Falls to Ontario 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 Idaho Falls to Ontario that include hotel bookings?

    Yes. In addition to deals on Idaho Falls to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho Falls to Ontario?

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

  • Can I find deals for business class flights from Idaho Falls to Ontario?

    Yes. Cheapflights offers flight deals from Idaho Falls to Ontario 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 Idaho Falls to Ontario that allow pets onboard?

    Many airlines flying from Idaho Falls to Ontario 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 Idaho Falls to Ontario?

    Yes, you can often find last-minute deals on Idaho Falls to Ontario 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 Idaho Falls to Ontario flight deals updated?

    The Idaho Falls to Ontario flight deals you see on this page were last updated on 6/2.

  • What is the cheapest month to book a flight from Idaho Falls to Ontario?

    Currently, October is the cheapest month in which you can book a flight from Idaho Falls to Ontario (average of $238). Flying from Idaho Falls to Ontario in July is currently the most expensive (average of $328). 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.

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Alternative routes for Idaho Falls to Ontario
See prices for flight routes from nearby airports that may be better suited for you.

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Top 2 airlines flying from Idaho Falls to Ontario

Discover the top 2 airlines that operate flights from Idaho Falls to Ontario. 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 2,810,401 searches. Data last updated June 2, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$365Average$473FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$396Average$506FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
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Idaho Falls to Chicago O'Hare Intl Airport flights

Search flights from Idaho Falls to Ontario by cabin class

Find flights from Idaho Falls to Ontario, 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 Idaho Falls to Ontario?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Idaho Falls to Ontario. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Idaho Falls to Ontario?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Idaho Falls to Ontario for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Idaho Falls to Ontario with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Idaho Falls to Ontario flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Idaho Falls to Ontario become cheaper?

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

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