$608+ 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — YYZ
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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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
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Best
Last-minute
Cheapest flights from Idaho Falls to OntarioExplore 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 10, 2026.
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 10, 2026.
This American Airlines deal was found by Cheapflights users on 9/6. 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 10/216:37 am -
1 stop8h 47m
Wed 10/287:29 am -
2 stops16h 13m
Deal found 9/6![American Airlines logo]()
$608
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/24:10 pm -
2 stops20h 00m
Sat 12/54:00 pm -
1 stop7h 08m
Deal found 9/9![United Airlines logo]()
$644
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Tue 9/227:00 am -
1 stop6h 14m
Sat 10/104:18 pm -
1 stop6h 36m
Deal found 9/6![United Airlines logo]()
$656
This Travelocity deal was found by Cheapflights users on 9/6. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/293:55 pm -
2 stops22h 10m
Fri 1/85:15 pm -
1 stop24h 06m
Deal found 9/6![Alaska Airlines logo]()
$668
This American Airlines deal was found by Cheapflights users on 9/6. 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 12/226:00 am -
2 stops13h 44m
Fri 1/12:00 pm -
2 stops11h 46m
Deal found 9/6![American Airlines logo]()
$683
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Tue 12/297:00 am -
1 stop6h 02m
Fri 1/84:00 pm -
1 stop7h 08m
Deal found 9/6![United Airlines logo]()
$689
Best flights from Idaho Falls to OntarioDiscover carefully curated flight deals from Idaho Falls to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Idaho Falls to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/24:10 pm -
2 stops20h 00m
Sat 12/54:00 pm -
1 stop7h 08m
Deal found 9/9![United Airlines logo]()
$644
This Delta deal was found by Cheapflights users on 9/7. 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 10/76:00 am -
1 stop8h 44m
Tue 10/135:49 pm -
1 stop6h 21m
Deal found 9/7![Delta logo]()
$656
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Tue 9/227:00 am -
1 stop6h 14m
Sat 10/104:18 pm -
1 stop6h 36m
Deal found 9/6![United Airlines logo]()
$656
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/224:20 pm -
2 stops14h 54m
Fri 1/110:00 am -
2 stops26h 06m
Deal found 9/9![United Airlines logo]()
$693
Last-minute flights from Idaho Falls to OntarioDiscover last-minute flight deals from Idaho Falls to Ontario. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho Falls to Ontario. Data last updated September 10, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/6. 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 9/2212:15 pm -
1 stop8h 44m
Sat 10/1011:39 am -
2 stops12h 03m
Deal found 9/6![American Airlines logo]()
$644
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Tue 9/227:00 am -
1 stop6h 14m
Sat 10/104:18 pm -
1 stop6h 36m
Deal found 9/6![United Airlines logo]()
$656
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.
Fri 9/251:58 pm -
1 stop25h 46m
Tue 10/138:00 am -
2 stops15h 42m
Deal found 9/8![American Airlines logo]()
$706
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Thu 10/151:50 pm -
1 stop7h 39m
Mon 10/196:46 am -
1 stop8h 23m
Deal found 9/7![American Airlines logo]()
$701
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:35 am -
1 stop8h 57m
Mon 10/199:00 pm -
2 stops14h 53m
Deal found 9/8![United Airlines logo]()
$711
This American Airlines deal was found by Cheapflights users on 9/6. 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 10/216:37 am -
1 stop8h 47m
Wed 10/287:29 am -
2 stops16h 13m
Deal found 9/6![American Airlines logo]()
$608
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 September 10, 2026.
Round-trip from | $608 (American Airlines) |
|---|
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 7,457,451 searches. Data last updated September 10, 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
Cheapest round-trip
Idaho FallsToronto
IDA Idaho Falls Fanning Field - YYZ Toronto Pearson Intl
IDAYYZ
Idaho Falls Fanning Field
Wed 12/2
4:10 pm-2:10 pm
2 stops20h 00m
Toronto Pearson Intl
Sat 12/5
4:00 pm-9:08 pm
1 stop7h 08m
$644
Idaho FallsToronto
IDA Idaho Falls Fanning Field - YYZ Toronto Pearson Intl
IDAYYZ
Idaho Falls Fanning Field
Wed 10/7
6:00 am-4:44 pm
1 stop8h 44m
Toronto Pearson Intl
Tue 10/13
5:49 pm-10:10 pm
1 stop6h 21m
$656
Quickest round-trip
Idaho FallsToronto
IDA Idaho Falls Fanning Field - YYZ Toronto Pearson Intl
IDAYYZ
Idaho Falls Fanning Field
Tue 9/22
7:00 am-3:14 pm
1 stop6h 14m
Toronto Pearson Intl
Sat 10/10
4:18 pm-8:54 pm
1 stop6h 36m
$656
Idaho FallsToronto
IDA Idaho Falls Fanning Field - YYZ Toronto Pearson Intl
IDAYYZ
Idaho Falls Fanning Field
Tue 12/22
4:20 pm-9:14 am
2 stops14h 54m
Toronto Pearson Intl
Fri 1/1
10:00 am-10:06 am
2 stops26h 06m
$693
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.
IDA-YYZ
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
IDA-CAON
IDA-YYZ
No data available for this route at this time. Please check back soon.
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