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Cheap flights from Ontario to Idaho Falls from C$ 436

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — IDA
4 Aug — 11 Aug1
1 adult

Cheap flight deals from Ontario to Idaho Falls

Keep the following information in mind while searching for Ontario to Idaho Falls flight deals. Data was last updated 30 July 2025.

Round-trip from

C$ 436
Delta
  • Delta
  • 30/8-6/9
  • 3 total stops
  • 20h 17m total
  • Ontario to Idaho Falls
Search Deals

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 30 July 2025.

Sat 30/812:48 p.m.YYZ - IDA
2 stops11h 39mDelta
Sat 6/96:00 a.m.IDA - YYZ
1 stop8h 38mDelta
Deal found 30/7C$ 436
Tue 14/104:45 p.m.YYZ - IDA
1 stop7h 53mAlaska Airlines
Fri 17/106:00 a.m.IDA - YYZ
1 stop31h 00mAlaska Airlines
Deal found 28/7C$ 632
Tue 14/108:00 a.m.YYZ - IDA
2 stops16h 38mMultiple Airlines
Fri 17/1010:57 p.m.IDA - YYZ
1 stop18h 48mMultiple Airlines
Deal found 28/7C$ 699
Tue 14/107:40 p.m.YYZ - IDA
2 stops16h 08mUnited Airlines
Fri 17/1010:50 a.m.IDA - YYZ
2 stops11h 08mUnited Airlines
Deal found 28/7C$ 705
Fri 1/86:50 a.m.YYZ - IDA
1 stop16h 45mAmerican Airlines
Sun 3/86:51 a.m.IDA - YYZ
1 stop7h 38mAmerican Airlines
Deal found 27/7C$ 1,189

Cheapflights Fare Finder

 
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 629,999 searches. Data last updated 30 July 2025.
Use the filters below to find and compare flights from Ontario to Idaho Falls that are best for you.

Fly from

Ontario

Fly to

Idaho Falls

Route

Depart

Return

Price

TorontoIdaho Falls

YYZ - IDA

YYZIDA

Toronto Pearson Intl

Sat 30/8

12:48 p.m.-10:27 p.m.

2 stops11h 39m

Idaho Falls Fanning Field

Sat 6/9

6:00 a.m.-4:38 p.m.

1 stop8h 38m

C$ 436

TorontoIdaho Falls

YYZ - IDA

YYZIDA

Toronto Pearson Intl

Tue 14/10

4:45 p.m.-10:38 p.m.

1 stop7h 53m

Idaho Falls Fanning Field

Fri 17/10

6:00 a.m.-3:00 p.m.

1 stop31h 00m

C$ 632

TorontoIdaho Falls

YYZ - IDA

YYZIDA

Toronto Pearson Intl

Tue 14/10

8:00 a.m.-10:38 p.m.

2 stops16h 38m

Idaho Falls Fanning Field

Fri 17/10

10:57 p.m.-7:45 p.m.

1 stop18h 48m

C$ 699

TorontoIdaho Falls

YYZ - IDA

YYZIDA

Toronto Pearson Intl

Tue 14/10

7:40 p.m.-9:48 a.m.

2 stops16h 08m

Idaho Falls Fanning Field

Fri 17/10

10:50 a.m.-11:58 p.m.

2 stops11h 08m

C$ 705

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/7

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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Idaho Falls
No data available for this route at this time. Please check back soon.

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 30 July 2025.
Get a feel of what it's like to fly with Alaska Airlines,Delta, andUnited Airlines from Ontario to Idaho Falls by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave

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 airport do you fly into for flights to Idaho Falls from Ontario?

    Located just 6.2 km from the city centre, Idaho Falls Fanning Field (IDA) is the airport most travelers will use when flying to Idaho Falls from Ontario.

  • 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.

See more FAQs

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Alternative routes for Ontario to Idaho Falls

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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 629,999 searches. Data last updated 30 July 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 448AverageC$ 1,001FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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 Ontario to Idaho Falls?

Cheapflights makes it easy to find Ontario to Idaho Falls flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights simply makes it quick and affordable to book flights from Ontario to Idaho Falls by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to Idaho Falls from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

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

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