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Cheap flights from Idaho Falls to Ontario from C$ 662

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 15/10. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — YYZ
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Idaho Falls to Ontario

Keep the following information in mind while searching for Idaho Falls to Ontario flight deals. Data was last updated 15 September 2025.

Round-trip from

C$ 912
Alaska Airlines
  • Alaska Airlines
  • 9/3-13/3
  • 2 total stops
  • 29h 28m total
  • Idaho Falls to Ontario
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Find flight deals from Idaho Falls to Ontario

Cheapest flights from Idaho Falls to Ontario
Explore the most affordable flight options available from Idaho Falls to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Wed 15/104:15 p.m.IDA - YYZ
2 stops12h 44mMultiple Airlines
Fri 17/109:45 a.m.YYZ - IDA
1 stop8h 29mMultiple Airlines
Deal found 12/9C$ 662
Wed 15/104:15 p.m.IDA - YYZ
1 stop20h 45mAlaska Airlines
Fri 17/104:45 p.m.YYZ - IDA
1 stop7h 53mAlaska Airlines
Deal found 12/9C$ 742
Wed 15/106:44 a.m.IDA - YYZ
2 stops14h 18mAmerican Airlines
Fri 17/1010:55 a.m.YYZ - IDA
2 stops12h 54mAmerican Airlines
Deal found 12/9C$ 982
Wed 17/96:51 p.m.IDA - YYZ
2 stops14h 28mDelta
Fri 19/95:43 p.m.YYZ - IDA
1 stop6h 42mDelta
Deal found 12/9C$ 1,553
Wed 17/912:54 p.m.IDA - YYZ
1 stop21h 38mAmerican Airlines
Fri 19/96:49 a.m.YYZ - IDA
1 stop16h 36mAmerican Airlines
Deal found 12/9C$ 1,564
Wed 17/95:00 a.m.IDA - YYZ
2 stops8h 46mUnited Airlines
Fri 19/99:00 a.m.YYZ - IDA
2 stops8h 29mUnited Airlines
Deal found 12/9C$ 1,585

Cheapflights Fare Finder

 
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 629,999 searches. Data last updated 15 September 2025.
Use the filters below to find and compare flights from Idaho Falls to Ontario that are best for you.

Fly from

Idaho Falls

Fly to

Ontario

Route

Depart

Return

Price

Idaho FallsToronto

IDA - YYZ

IDAYYZ

Idaho Falls Fanning Field

Mon 9/3

4:00 p.m.-3:35 p.m.

1 stop21h 35m

Toronto Pearson Intl

Fri 13/3

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

1 stop7h 53m

C$ 912

Idaho FallsToronto

IDA - YYZ

IDAYYZ

Idaho Falls Fanning Field

Mon 9/3

5:57 p.m.-2:17 p.m.

2 stops18h 20m

Toronto Pearson Intl

Fri 13/3

7:00 a.m.-5:22 p.m.

2 stops12h 22m

C$ 1,109

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/9

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.

Cheapflights Insights

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

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.

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

    Idaho Falls Fanning Field (IDA), located 6.2 km from the city centre, is the airport you fly out of when you book flights from Idaho Falls to Ontario.

  • How long is the flight from Idaho Falls to Region of Ontario?

    A quick flight from Idaho Falls to Region of Ontario can take about 18h 20m. Alaska Airlines provides one of the quickest options available for as low as C$ 1,109. Idaho Falls and Region of Ontario are separated by a distance of 2594 km. Both multi-stop and direct flights can be found to your destination and back.

  • 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.

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

    Currently, January is the cheapest month in which you can book a flight from Idaho Falls to Region of Ontario (average of C$ 169). Flying from Idaho Falls to Region of Ontario in July is currently the most expensive (average of C$ 258). 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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