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Cheap flights from Ontario to Idaho Falls from C$ 272

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 27/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — IDA
16 Apr — 23 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Idaho Falls

Enter your travel dates to find the best prices.

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 17 March 2026.

Wed 15/46:15 a.m.
YYZ
-
IDA
2 stops18h 25m
Delta
Sat 18/46:58 p.m.
IDA
-
YYZ
2 stops14h 28m
Delta
Deal found 16/3C$ 442
Fri 29/59:49 a.m.
YYZ
-
IDA
2 stops14h 53m
Delta
Fri 5/66:00 a.m.
IDA
-
YYZ
2 stops14h 59m
Delta
Deal found 14/3C$ 597
Sat 30/511:00 a.m.
YYZ
-
IDA
2 stops24h 50m
United Airlines
Sat 6/610:35 a.m.
IDA
-
YYZ
2 stops11h 24m
United Airlines
Deal found 13/3C$ 601
Wed 21/105:25 p.m.
YOW
-
IDA
2 stops18h 03m
United Airlines
Sat 24/105:57 p.m.
IDA
-
YOW
2 stops13h 14m
United Airlines
Deal found 12/3C$ 633
Wed 15/42:30 p.m.
YYZ
-
IDA
2 stops21h 23m
United Airlines
Sat 18/42:30 p.m.
IDA
-
YYZ
1 stop6h 48m
United Airlines
Deal found 16/3C$ 642
Fri 29/510:45 a.m.
YYZ
-
IDA
1 stop6h 49m
United Airlines
Fri 5/65:54 p.m.
IDA
-
YYZ
2 stops14h 00m
United Airlines
Deal found 13/3C$ 671
Fri 29/54:55 p.m.
YYZ
-
IDA
2 stops22h 22m
Alaska Airlines
Fri 5/64:03 p.m.
IDA
-
YYZ
2 stops21h 42m
Alaska Airlines
Deal found 14/3C$ 674
Mon 23/36:20 a.m.
YOW
-
IDA
2 stops29h 36m
United Airlines
Thu 26/36:36 a.m.
IDA
-
YOW
2 stops13h 20m
United Airlines
Deal found 12/3C$ 1,045
Mon 23/310:10 a.m.
YOW
-
IDA
3 stops29h 38m
American Airlines
Thu 26/32:18 p.m.
IDA
-
YOW
2 stops24h 30m
American Airlines
Deal found 12/3C$ 1,450

Find 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 17 March 2026.

Round-trip from

C$ 442

One-way from

C$ 272
Delta
  • Delta
  • 15/4-18/4
  • 4 total stops
  • 32h 53m total
  • Ontario to Idaho Falls
Search Deals
United Airlines
  • United Airlines
  • 27/4
  • 2 total stops
  • 23h 08m total
  • Ontario to Idaho Falls
Search Deals

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 17 March 2026.
Use the filters below to find and compare flights from Ontario to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoIdaho Falls

YYZ - IDA

YYZIDA

Toronto Pearson Intl

Wed 15/4

6:15 a.m.-10:40 p.m.

2 stops18h 25m

Idaho Falls Fanning Field

Sat 18/4

6:58 p.m.-11:26 a.m.

2 stops14h 28m

C$ 442

TorontoIdaho Falls

YYZ - IDA

YYZIDA

Toronto Pearson Intl

Sat 30/5

11:00 a.m.-9:50 a.m.

2 stops24h 50m

Idaho Falls Fanning Field

Sat 6/6

10:35 a.m.-11:59 p.m.

2 stops11h 24m

C$ 601
Quickest round-trip

TorontoIdaho Falls

YYZ - IDA

YYZIDA

Toronto Pearson Intl

Fri 29/5

5:45 p.m.-10:42 p.m.

1 stop6h 57m

Idaho Falls Fanning Field

Fri 5/6

6:00 a.m.-10:59 p.m.

2 stops14h 59m

C$ 630

TorontoIdaho Falls

YYZ - IDA

YYZIDA

Toronto Pearson Intl

Wed 15/4

2:30 p.m.-9:53 a.m.

2 stops21h 23m

Idaho Falls Fanning Field

Sat 18/4

2:30 p.m.-11:18 p.m.

1 stop6h 48m

C$ 642

TorontoIdaho Falls

YYZ - IDA

YYZIDA

Toronto Pearson Intl

Fri 29/5

7:20 a.m.-1:38 p.m.

1 stop8h 18m

Idaho Falls Fanning Field

Fri 5/6

12:44 p.m.-12:34 p.m.

1 stop21h 50m

C$ 705

TorontoIdaho Falls

YYZ - IDA

YYZIDA

Toronto Pearson Intl

Fri 29/5

9:00 p.m.-9:50 a.m.

2 stops14h 50m

Idaho Falls Fanning Field

Fri 5/6

5:54 p.m.-9:54 a.m.

2 stops14h 00m

C$ 709
Cheapest one-way

TorontoIdaho Falls

YYZ - IDA

YYZIDA

Toronto Pearson Intl

Mon 27/4

12:45 p.m.-9:53 a.m.

2 stops23h 08m

C$ 272

TorontoIdaho Falls

YYZ - IDA

YYZIDA

Toronto Pearson Intl

Sun 19/4

11:30 a.m.-10:40 p.m.

2 stops13h 10m

C$ 297

TorontoIdaho Falls

YYZ - IDA

YYZIDA

Toronto Pearson Intl

Sat 30/5

6:29 p.m.-1:38 p.m.

1 stop21h 09m

C$ 345

TorontoIdaho Falls

YYZ - IDA

YYZIDA

Toronto Pearson Intl

Sat 30/5

7:45 a.m.-10:42 p.m.

2 stops16h 57m

C$ 346

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/3

Showing 1-10 of 12 resultsSorted by cheapest first
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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.

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.

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

    A quick flight from Region of Ontario to Idaho Falls can take about 18h 25m. Delta provides one of the quickest options available for as low as C$ 442. There are 2594 km between Region of Ontario and Idaho Falls. Both multi-stop and direct flights can be found to your destination and back.

  • 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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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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