HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$554+ 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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — YYZ
Jul 15 — Jul 221
Wed 7/15
Wed 7/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Idaho Falls to Ontario with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 June 15, 2026.

This American Airlines deal was found by Cheapflights users on 6/14. 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 8/1912:06 pm
IDA
-
YYZ
1 stop8h 48m
American Airlines
Wed 8/267:20 am
YYZ
-
IDA
1 stop7h 49m
American Airlines
Deal found 6/14$554
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:00 am
IDA
-
YYZ
2 stops15h 10m
Delta
Wed 8/265:50 pm
YYZ
-
IDA
1 stop6h 42m
Delta
Deal found 6/11$577
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 12/22:35 pm
IDA
-
YYZ
1 stop6h 09m
United Airlines
Fri 12/410:15 am
YYZ
-
IDA
1 stop9h 07m
United Airlines
Deal found 6/10$603
This Orbitz deal was found by Cheapflights users on 6/11. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/152:01 pm
IDA
-
YYZ
1 stop23h 44m
Alaska Airlines
Sat 9/264:55 pm
YYZ
-
IDA
1 stop8h 01m
Alaska Airlines
Deal found 6/11$611
This Kiwi.com deal was found by Cheapflights users on 6/13. 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.
Tue 9/153:57 pm
IDA
-
YYZ
2 stops31h 08m
Multiple Airlines
Sat 9/264:55 pm
YYZ
-
IDA
1 stop8h 01m
Multiple Airlines
Deal found 6/13$620
This American Airlines deal was found by Cheapflights users on 6/13. 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.
Tue 9/157:00 am
IDA
-
YYZ
1 stop13h 59m
American Airlines
Sat 9/262:56 pm
YYZ
-
IDA
1 stop22h 49m
American Airlines
Deal found 6/13$623
This United Airlines deal was found by Cheapflights users on 6/14. 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.
Fri 8/285:53 pm
IDA
-
YYZ
2 stops18h 31m
United Airlines
Tue 9/110:45 am
YYZ
-
IDA
1 stop6h 38m
United Airlines
Deal found 6/14$631

Find 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 June 15, 2026.

Round-trip from

$554
(American Airlines)
From Idaho Falls Fanning Field to Ontario
Search Deals

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 June 15, 2026.
Use the filters below to find and compare flights from Idaho Falls to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Idaho FallsToronto

IDA - YYZ

IDAYYZ

Idaho Falls Fanning Field

Wed 8/19

12:06 pm-10:54 pm

1 stop8h 48m

Toronto Pearson Intl

Wed 8/26

7:20 am-1:09 pm

1 stop7h 49m

$554

Idaho FallsToronto

IDA - YYZ

IDAYYZ

Idaho Falls Fanning Field

Wed 8/19

6:00 am-11:10 pm

2 stops15h 10m

Toronto Pearson Intl

Wed 8/26

5:50 pm-10:32 pm

1 stop6h 42m

$577
Quickest round-trip

Idaho FallsToronto

IDA - YYZ

IDAYYZ

Idaho Falls Fanning Field

Wed 12/2

2:35 pm-10:44 pm

1 stop6h 09m

Toronto Pearson Intl

Fri 12/4

10:15 am-5:22 pm

1 stop9h 07m

$603

Idaho FallsToronto

IDA - YYZ

IDAYYZ

Idaho Falls Fanning Field

Fri 8/28

5:53 pm-2:24 pm

2 stops18h 31m

Toronto Pearson Intl

Tue 9/1

10:45 am-3:23 pm

1 stop6h 38m

$631

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/14

Sorted by cheapest first

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, Delta, and United Airlines can get you from Idaho Falls to Region of Ontario in just under 6h 09m. Your travel time can differ by up to 9h 01m. The distance from Idaho Falls to Region of Ontario is about 1612 mi. This flight may include one or multiple stops.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.