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Idaho Falls

$110+ Cheap flights from Ontario to Idaho Falls (ONT - IDA)

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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — IDA
Dec 25 — Jan 11
Wed 12/25
Wed 1/1
1 adult, Economy
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Cheap flight deals from Ontario to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Idaho Falls (IDA). 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 December 20, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$220
(Alaska Airlines)

One-way from

$110
(Delta)

Popular in

July

Cheapest in

October
Provider with most accurate pricing for Ontario-Idaho Falls Fanning Field flight deals.
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Provider most trusted by Cheapflights users for Ontario-Idaho Falls Fanning Field flights.
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From Ontario to Idaho Falls Fanning Field
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One-way flight from Ontario to Idaho Falls Fanning Field
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High demand for flights, 21% potential price rise
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Best time to find cheap flights, 11% potential price drop
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Find flight deals from Ontario to Idaho Falls

Cheapest flights from Ontario to Idaho Falls
Explore the most affordable flight options available from Ontario to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 20, 2024.

This Alaska Airlines deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/306:00 amONT - IDA
1 stop7h 56mAlaska Airlines
Fri 1/104:04 pmIDA - ONT
1 stop19h 45mAlaska Airlines
Deal found 12/18$534
This United Airlines deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/305:05 amONT - IDA
1 stop7h 01mUnited Airlines
Fri 1/1010:50 amIDA - ONT
2 stops10h 39mUnited Airlines
Deal found 12/18$621
This Trip.com deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2212:59 amONT - IDA
2 stops18h 45mMultiple Airlines
Mon 12/304:27 pmIDA - ONT
2 stops20h 36mMultiple Airlines
Deal found 12/18$655

Find flights from Ontario to Idaho Falls within your budget

Customize your flight search to find flights from Ontario to Idaho Falls 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 2,558,603 searches. Data last updated December 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioIdaho Falls

ONT - IDA

ONTIDA

Ontario

Wed 1/15

6:00 am-3:27 pm

1 stop8h 27m

Idaho Falls Fanning Field

Wed 1/22

4:04 pm-8:13 pm

1 stop5h 09m

$220

OntarioIdaho Falls

ONT - IDA

ONTIDA

Ontario

Sat 1/18

6:00 am-12:30 pm

1 stop5h 30m

Idaho Falls Fanning Field

Mon 1/20

6:57 pm-11:53 pm

1 stop5h 56m

$412

OntarioIdaho Falls

ONT - IDA

ONTIDA

Ontario

Wed 1/22

5:10 am-1:21 pm

1 stop7h 11m

Idaho Falls Fanning Field

Mon 1/27

5:50 pm-9:51 am

2 stops17h 01m

$504

OntarioIdaho Falls

ONT - IDA

ONTIDA

Ontario

Wed 1/15

1:21 pm-6:17 pm

1 stop3h 56m

$110

OntarioIdaho Falls

ONT - IDA

ONTIDA

Ontario

Sat 2/1

4:06 pm-3:27 pm

1 stop22h 21m

$160

OntarioIdaho Falls

ONT - IDA

ONTIDA

Ontario

Sat 1/18

5:10 am-9:52 am

1 stop27h 42m

$263

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/19

Compare providers for flights from Ontario to Idaho Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Idaho Falls in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Idaho Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Idaho Falls flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Idaho Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Idaho Falls

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

Travel insights for flights from Ontario to Idaho Falls

Get recent, data-driven insights about flights from Ontario to Idaho Falls including ideal travel times, pricing trends, and more.

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

Currently, October is the cheapest month in which you can book a flight from Ontario to Idaho Falls (average of $380). Flying from Ontario to Idaho Falls in July is currently the most expensive (average of $628). 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.

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

Find hourly flight availability from Ontario to Idaho Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 20, 2024.

When flying from Ontario to Idaho Falls, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 11% versus a flight in the afternoon.

Rainfall in Idaho Falls by month

Plan your trip to Idaho Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Idaho Falls ranges from 0.6 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. July is typically the driest time to visit Idaho Falls when rainfall is around 0.6 in.

Temperature in Idaho Falls by month

Plan your trip to Idaho Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Idaho Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. 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 Idaho Falls. Reviews last updated December 20, 2024.
Alaska Airlines
8.0
Very good
9,545 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.2

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

Alaska Airlines
8.0
Very good
9,545 reviews
Alaska Airlines
8.0
Very good
9,545 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.2

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

Delta
8.0
Very good
8,600 reviews
Alaska Airlines
8.0
Very good
9,545 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.2

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

United Airlines
7.4
Good
9,043 reviews
Alaska Airlines
8.0
Very good
9,545 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.2

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

Related info for your journey

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

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

    Cheapflights users have booked flights from Ontario to Idaho Falls round-trip from $220. Other airlines that can offer you cheap pricing are Delta, from $412, and United Airlines, from $504. You may be able to fly from Ontario to Idaho Falls for 52% less than the average price by searching for these airlines.

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

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $110. Users have also found prices from $160 and $263 on Alaska Airlines and United Airlines, respectively.

  • Can I find deals for flights from Ontario to Idaho Falls that include hotel bookings?

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Ontario to Idaho Falls (average of $380). Flying from Ontario to Idaho Falls in July is currently the most expensive (average of $628). 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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Top airline flying from Ontario to Idaho Falls

Discover the top airline that operate flights from Ontario to Idaho Falls. 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 2,558,603 searches. Data last updated December 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$254Average$408FlexibilityNo cancel feeOn-timeN/A
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