$152+ Cheap flights from Ontario to Idaho Falls (ONT - IDA)
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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — IDA
Aug 23 — Aug 301
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Idaho Falls 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 Ontario to Idaho Falls
Cheapest
Best
Last-minute
One-way
Cheapest flights from Ontario to Idaho FallsExplore 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 July 24, 2026.
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 July 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Thu 8/273:40 pm
ONT
- IDA
1 stop17h 42m
Multiple Airlines
Mon 8/318:33 pm
IDA
- ONT
2 stops18h 30m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Thu 8/64:09 pm
ONT
- IDA
1 stop22h 56m
Multiple Airlines
Mon 8/1010:54 pm
IDA
- ONT
1 stop10h 09m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Thu 9/249:12 pm
ONT
- IDA
1 stop13h 46m
Multiple Airlines
Sun 9/278:20 pm
IDA
- ONT
2 stops25h 34m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 7/21. 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.
Fri 8/1411:47 am
ONT
- IDA
2 stops9h 17m
Multiple Airlines
Mon 8/1710:54 pm
IDA
- ONT
1 stop18h 00m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$375
This Kiwi.com deal was found by Cheapflights users on 7/19. 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.
Fri 10/1611:16 am
ONT
- IDA
2 stops9h 43m
Multiple Airlines
Mon 10/199:33 pm
IDA
- ONT
1 stop13h 48m
Multiple Airlines
Deal found 7/19![Multiple Airlines logo]()
$382
This Alaska Airlines deal was found by Cheapflights users on 7/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:02 am
ONT
- IDA
1 stop8h 18m
Alaska Airlines
Wed 11/41:53 pm
IDA
- ONT
1 stop5h 35m
Alaska Airlines
Deal found 7/21![Alaska Airlines logo]()
$423
This Kiwi.com deal was found by Cheapflights users on 7/20. 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.
Fri 8/711:47 am
ONT
- IDA
2 stops9h 17m
Multiple Airlines
Mon 8/1010:54 pm
IDA
- ONT
1 stop10h 09m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$436
This flugladen.de deal was found by Cheapflights users on 7/24. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/223:14 pm
ONT
- IDA
1 stop6h 42m
Alaska Airlines
Mon 9/283:57 pm
IDA
- ONT
1 stop5h 27m
Alaska Airlines
Deal found 7/24![Alaska Airlines logo]()
$448
This Alaska Airlines deal was found by Cheapflights users on 7/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:12 am
ONT
- IDA
1 stop5h 12m
Alaska Airlines
Sat 8/296:18 am
IDA
- ONT
2 stops11h 52m
Alaska Airlines
Deal found 7/20![Alaska Airlines logo]()
$458
Best flights from Ontario to Idaho FallsDiscover carefully curated flight deals from Ontario to Idaho Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 24, 2026.
Discover carefully curated flight deals from Ontario to Idaho Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 24, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:02 am
ONT
- IDA
1 stop8h 18m
Alaska Airlines
Wed 11/41:53 pm
IDA
- ONT
1 stop5h 35m
Alaska Airlines
Deal found 7/20![Alaska Airlines logo]()
$423
This United Airlines deal was found by Cheapflights users on 7/23. 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 9/25:00 am
ONT
- IDA
1 stop7h 29m
United Airlines
Tue 9/84:04 pm
IDA
- ONT
1 stop5h 49m
United Airlines
Deal found 7/23![United Airlines logo]()
$433
This Delta deal was found by Cheapflights users on 7/20. 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.
Fri 9/255:15 pm
ONT
- IDA
1 stop4h 07m
Delta
Sun 9/276:00 am
IDA
- ONT
1 stop4h 02m
Delta
Deal found 7/20![Delta logo]()
$495
This Mytrip deal was found by Cheapflights users on 7/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:02 am
ONT
- IDA
1 stop8h 18m
Alaska Airlines
Tue 9/86:18 am
IDA
- ONT
2 stops10h 52m
Alaska Airlines
Deal found 7/21![Alaska Airlines logo]()
$458
This Alaska Airlines deal was found by Cheapflights users on 7/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:12 am
ONT
- IDA
1 stop5h 12m
Alaska Airlines
Wed 8/262:01 pm
IDA
- ONT
1 stop6h 02m
Alaska Airlines
Deal found 7/22![Alaska Airlines logo]()
$466
This Alaska Airlines deal was found by Cheapflights users on 7/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:12 am
ONT
- IDA
2 stops14h 44m
Alaska Airlines
Tue 9/86:18 am
IDA
- ONT
1 stop5h 58m
Alaska Airlines
Deal found 7/23![Alaska Airlines logo]()
$468
This Alaska Airlines deal was found by Cheapflights users on 7/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:12 am
ONT
- IDA
1 stop5h 12m
Alaska Airlines
Mon 9/143:57 pm
IDA
- ONT
2 stops23h 19m
Alaska Airlines
Deal found 7/22![Alaska Airlines logo]()
$473
Last-minute flights from Ontario to Idaho FallsDiscover last-minute flight deals from Ontario to Idaho Falls. Data last updated July 24, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Idaho Falls. Data last updated July 24, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Thu 8/64:09 pm
ONT
- IDA
1 stop22h 56m
Multiple Airlines
Mon 8/1010:54 pm
IDA
- ONT
1 stop10h 09m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 7/20. 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.
Fri 8/711:47 am
ONT
- IDA
2 stops9h 17m
Multiple Airlines
Mon 8/1010:54 pm
IDA
- ONT
1 stop10h 09m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$436
This Kiwi.com deal was found by Cheapflights users on 7/21. 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.
Fri 8/1411:47 am
ONT
- IDA
2 stops9h 17m
Multiple Airlines
Mon 8/1710:54 pm
IDA
- ONT
1 stop18h 00m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$375
This Alaska Airlines deal was found by Cheapflights users on 7/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:12 am
ONT
- IDA
1 stop5h 12m
Alaska Airlines
Wed 8/262:01 pm
IDA
- ONT
1 stop6h 02m
Alaska Airlines
Deal found 7/22![Alaska Airlines logo]()
$466
This Delta deal was found by Cheapflights users on 7/20. 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.
Sat 8/226:00 am
ONT
- IDA
1 stop3h 50m
Delta
Sat 8/297:00 pm
IDA
- ONT
1 stop4h 23m
Delta
Deal found 7/20![Delta logo]()
$423
This Alaska Airlines deal was found by Cheapflights users on 7/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:12 am
ONT
- IDA
1 stop5h 12m
Alaska Airlines
Sat 8/296:18 am
IDA
- ONT
2 stops11h 52m
Alaska Airlines
Deal found 7/20![Alaska Airlines logo]()
$458
This Expedia deal was found by Cheapflights users on 7/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/263:07 pm
ONT
- IDA
1 stop6h 49m
Alaska Airlines
Sun 8/306:18 am
IDA
- ONT
1 stop5h 46m
Alaska Airlines
Deal found 7/24![Alaska Airlines logo]()
$464
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Thu 8/273:40 pm
ONT
- IDA
1 stop17h 42m
Multiple Airlines
Mon 8/318:33 pm
IDA
- ONT
2 stops18h 30m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$247
This Booking.com deal was found by Cheapflights users on 7/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/283:07 pm
ONT
- IDA
1 stop6h 49m
Alaska Airlines
Sat 8/296:18 am
IDA
- ONT
1 stop5h 46m
Alaska Airlines
Deal found 7/21![Alaska Airlines logo]()
$459
One-way flights from Ontario to Idaho FallsSearch for one-way flight options from Ontario to Idaho Falls. Find affordable one-way fares based on user searches. Data last updated July 24, 2026.
Search for one-way flight options from Ontario to Idaho Falls. Find affordable one-way fares based on user searches. Data last updated July 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 9/27:56 pm
ONT
- IDA
2 stops35h 58m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 7/24. 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.
Sun 8/2311:15 am
ONT
- IDA
1 stop22h 32m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$200
This Alaska Airlines deal was found by Cheapflights users on 7/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:12 am
ONT
- IDA
1 stop5h 12m
Alaska Airlines
Deal found 7/22![Alaska Airlines logo]()
$212
This Alaska Airlines deal was found by Cheapflights users on 7/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:02 am
ONT
- IDA
1 stop8h 18m
Alaska Airlines
Deal found 7/23![Alaska Airlines logo]()
$217
This Delta deal was found by Cheapflights users on 7/23. 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.
Sat 12/265:05 pm
ONT
- IDA
1 stop4h 14m
Delta
Deal found 7/23![Delta logo]()
$222
This United Airlines deal was found by Cheapflights users on 7/24. 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 9/21:18 pm
ONT
- IDA
1 stop7h 00m
United Airlines
Deal found 7/24![United Airlines logo]()
$230
This Alaska Airlines deal was found by Cheapflights users on 7/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:12 am
ONT
- IDA
1 stop5h 12m
Alaska Airlines
Deal found 7/22![Alaska Airlines logo]()
$248
This United Airlines deal was found by Cheapflights users on 7/21. 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 9/85:00 am
ONT
- IDA
1 stop7h 29m
United Airlines
Deal found 7/21![United Airlines logo]()
$252
This Delta deal was found by Cheapflights users on 7/22. 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.
Fri 8/216:00 am
ONT
- IDA
1 stop3h 50m
Delta
Deal found 7/22![Delta logo]()
$253
This Delta deal was found by Cheapflights users on 7/20. 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 7/296:00 am
ONT
- IDA
1 stop3h 43m
Delta
Deal found 7/20![Delta logo]()
$255
Find flight deals from Ontario to Idaho Falls
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Idaho Falls (IDA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $247 (Kiwi.com) |
One-way from | $152 (Kiwi.com) |
Popular in | October |
Cheapest in | November |
Average price | $578 |
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 2,558,603 searches. Data last updated July 24, 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
Cheapest round-trip
OntarioIdaho Falls
ONT - IDA
ONTIDA
Ontario
Sat 10/31
6:02 am-3:20 pm
1 stop8h 18m
Idaho Falls Fanning Field
Wed 11/4
1:53 pm-6:28 pm
1 stop5h 35m
$423
OntarioIdaho Falls
ONT - IDA
ONTIDA
Ontario
Wed 9/2
5:00 am-1:29 pm
1 stop7h 29m
Idaho Falls Fanning Field
Tue 9/8
4:04 pm-8:53 pm
1 stop5h 49m
$433
OntarioIdaho Falls
ONT - IDA
ONTIDA
Ontario
Wed 9/2
6:02 am-3:20 pm
1 stop8h 18m
Idaho Falls Fanning Field
Tue 9/8
6:18 am-4:10 pm
2 stops10h 52m
$458
OntarioIdaho Falls
ONT - IDA
ONTIDA
Ontario
Wed 8/19
7:12 am-1:24 pm
1 stop5h 12m
Idaho Falls Fanning Field
Wed 8/26
2:01 pm-7:03 pm
1 stop6h 02m
$466
OntarioIdaho Falls
ONT - IDA
ONTIDA
Ontario
Sat 9/5
7:12 am-10:56 pm
2 stops14h 44m
Idaho Falls Fanning Field
Tue 9/8
6:18 am-11:16 am
1 stop5h 58m
$468
OntarioIdaho Falls
ONT - IDA
ONTIDA
Ontario
Tue 9/8
7:12 am-1:24 pm
1 stop5h 12m
Idaho Falls Fanning Field
Mon 9/14
3:57 pm-2:16 pm
2 stops23h 19m
$473
Quickest round-trip
OntarioIdaho Falls
ONT - IDA
ONTIDA
Ontario
Fri 9/25
5:15 pm-10:22 pm
1 stop4h 07m
Idaho Falls Fanning Field
Sun 9/27
6:00 am-9:02 am
1 stop4h 02m
$495
Cheapest one-way
OntarioIdaho Falls
ONT - IDA
ONTIDA
Ontario
Tue 9/8
7:12 am-1:24 pm
1 stop5h 12m
$212
OntarioIdaho Falls
ONT - IDA
ONTIDA
Ontario
Sat 12/26
5:05 pm-10:19 pm
1 stop4h 14m
$217
OntarioIdaho Falls
ONT - IDA
ONTIDA
Ontario
Wed 9/2
1:18 pm-9:18 pm
1 stop7h 00m
$230
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Ontario to Idaho Falls
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Idaho Falls in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Ontario-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Idaho Falls flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Idaho Falls flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Idaho Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
ONT-IDA
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
Reviews of airlines servicing Idaho Falls
Get insights into the airlines that provide service to Idaho Falls. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho Falls. Reviews last updated July 24, 2026.
Read reviews from past customers who have flown Delta from Ontario to Idaho Falls. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Boarding
8.1
Comfort
7.8
Overall
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Food
7.2
Boarding
8.1
Comfort
7.8
Overall
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
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.
Traveling to a place near Idaho Falls?
Book flights to Idaho Falls if you plan to visit one of these locationsRexburg
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Complete your trip
Complete your trip to Idaho Falls by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Idaho Falls by cabin class
Find flights from Ontario to Idaho Falls, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Idaho Falls
Explore flights to Idaho Falls departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 24, 2026.
Ontario and Idaho Falls flights
Browse other Ontario and Idaho Falls flight options. Last updated on July 24, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on July 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Ontario to Idaho Falls
Discover the top airline that operate flights from Ontario to Idaho Falls. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$180 | Average$409 | FlexibilityNo cancel fee | On-timeN/A |