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$301+ Cheap flights from Idaho Falls (IDA) to Ontario

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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — YYZ
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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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 September 11, 2025.

Round-trip from

$301
(Kiwi.com)
From Idaho Falls Fanning Field to Ontario
Search Deals

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 September 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/38:52 pmIDA - YYZ
1 stop7h 28mMultiple Airlines
Wed 11/196:45 pmYYZ - IDA
2 stops46h 10mMultiple Airlines
Deal found 9/8$301
This American Airlines deal was found by Cheapflights users on 9/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/31:58 pmIDA - YYZ
2 stops18h 15mAmerican Airlines
Wed 11/196:00 amYYZ - IDA
2 stops18h 34mAmerican Airlines
Deal found 9/8$591
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:00 amIDA - YYZ
1 stop7h 35mMultiple Airlines
Sun 1/48:00 pmYYZ - IDA
1 stop22h 12mMultiple Airlines
Deal found 9/9$627
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/241:38 pmIDA - YYZ
2 stops19h 18mAmerican Airlines
Sat 1/36:00 amYYZ - IDA
2 stops18h 21mAmerican Airlines
Deal found 9/9$765
This SmartFares deal was found by Cheapflights users on 9/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:00 amIDA - YYZ
1 stop7h 35mAlaska Airlines
Sat 1/34:45 pmYYZ - IDA
1 stop9h 21mAlaska Airlines
Deal found 9/9$784
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 10/252:35 pmIDA - YYZ
1 stop6h 13mUnited Airlines
Sat 11/14:10 pmYYZ - IDA
1 stop6h 53mUnited Airlines
Deal found 9/10$788
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:00 amIDA - YYZ
1 stop7h 35mMultiple Airlines
Sat 1/310:45 pmYYZ - IDA
2 stops43h 27mMultiple Airlines
Deal found 9/9$797

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 2,558,603 searches. Data last updated September 11, 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 11/3

8:52 pm-6:20 am

1 stop7h 28m

Toronto Pearson Intl

Wed 11/19

6:45 pm-2:55 pm

2 stops46h 10m

$301

Idaho FallsToronto

IDA - YYZ

IDAYYZ

Idaho Falls Fanning Field

Mon 11/3

1:58 pm-10:13 am

2 stops18h 15m

Toronto Pearson Intl

Wed 11/19

6:00 am-10:34 pm

2 stops18h 34m

$591

Idaho FallsToronto

IDA - YYZ

IDAYYZ

Idaho Falls Fanning Field

Wed 12/24

6:00 am-3:35 pm

1 stop7h 35m

Toronto Pearson Intl

Sun 1/4

8:00 pm-4:12 pm

1 stop22h 12m

$627

Idaho FallsToronto

IDA - YYZ

IDAYYZ

Idaho Falls Fanning Field

Mon 3/9

4:00 pm-3:35 pm

1 stop21h 35m

Toronto Pearson Intl

Fri 3/13

4:45 pm-3:23 pm

1 stop24h 38m

$666

Idaho FallsToronto

IDA - YYZ

IDAYYZ

Idaho Falls Fanning Field

Wed 12/24

1:38 pm-10:56 am

2 stops19h 18m

Toronto Pearson Intl

Sat 1/3

12:34 pm-10:21 pm

2 stops11h 47m

$765

Idaho FallsToronto

IDA - YYZ

IDAYYZ

Idaho Falls Fanning Field

Wed 12/24

6:00 am-3:35 pm

1 stop7h 35m

Toronto Pearson Intl

Sat 1/3

4:45 pm-12:06 am

1 stop9h 21m

$784

Idaho FallsToronto

IDA - YYZ

IDAYYZ

Idaho Falls Fanning Field

Sat 10/25

2:35 pm-10:48 pm

1 stop6h 13m

Toronto Pearson Intl

Sat 11/1

4:10 pm-9:03 pm

1 stop6h 53m

$788

Idaho FallsToronto

IDA - YYZ

IDAYYZ

Idaho Falls Fanning Field

Mon 3/9

7:00 am-3:12 pm

1 stop6h 12m

Toronto Pearson Intl

Fri 3/13

4:00 pm-9:08 pm

1 stop7h 08m

$788

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

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?

    Located just 3.8 mi from the city center, Idaho Falls Fanning Field (IDA) is the airport most travelers will use when flying to Ontario from Idaho Falls.

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

    American Airlines can get you from Idaho Falls to Region of Ontario in just under 18h 15m. Your travel time can differ by up to . The distance from Idaho Falls to Region of Ontario is about 1612 mi.

  • 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 $243). Flying from Idaho Falls to Region of Ontario in August is currently the most expensive (average of $348). 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.

See more FAQs

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