$165+ Cheap flights from Ontario to Kalispell (ONT - FCA)
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 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — FCA
Jun 11 — Jun 181
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Kalispell 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 Kalispell
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Best
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One-way
Cheapest flights from Ontario to KalispellExplore the most affordable flight options available from Ontario to Kalispell. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 12, 2026.
Explore the most affordable flight options available from Ontario to Kalispell. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 12, 2026.
This American Airlines deal was found by Cheapflights users on 5/8. 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 5/2911:59 pm
ONT
- FCA
1 stop10h 36m
American Airlines
Tue 6/23:50 pm
FCA
- ONT
1 stop9h 09m
American Airlines
Deal found 5/8![American Airlines logo]()
$277
This Delta deal was found by Cheapflights users on 5/12. 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 5/296:00 am
ONT
- FCA
1 stop4h 25m
Delta
Tue 6/25:13 am
FCA
- ONT
1 stop4h 40m
Delta
Deal found 5/12![Delta logo]()
$288
This Kiwi.com deal was found by Cheapflights users on 5/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/108:36 pm
ONT
- FCA
2 stops36h 05m
Multiple Airlines
Mon 6/1510:31 am
FCA
- ONT
1 stop10h 20m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$294
This Delta deal was found by Cheapflights users on 5/12. 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 5/296:00 am
ONT
- FCA
1 stop4h 25m
Delta
Mon 6/15:13 am
FCA
- ONT
1 stop4h 40m
Delta
Deal found 5/12![Delta logo]()
$299
This Delta deal was found by Cheapflights users on 5/11. 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 6/106:00 am
ONT
- FCA
1 stop4h 28m
Delta
Wed 6/175:19 am
FCA
- ONT
1 stop4h 31m
Delta
Deal found 5/11![Delta logo]()
$303
This Alaska Airlines deal was found by Cheapflights users on 5/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/223:05 pm
ONT
- FCA
1 stop6h 51m
Alaska Airlines
Tue 8/256:15 am
FCA
- ONT
1 stop5h 49m
Alaska Airlines
Deal found 5/7![Alaska Airlines logo]()
$308
This Delta deal was found by Cheapflights users on 5/11. 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.
Tue 5/264:57 pm
ONT
- FCA
1 stop5h 17m
Delta
Wed 6/35:13 am
FCA
- ONT
1 stop4h 40m
Delta
Deal found 5/11![Delta logo]()
$318
This Delta deal was found by Cheapflights users on 5/11. 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 5/2711:52 am
ONT
- FCA
2 stops10h 22m
Delta
Mon 6/15:13 am
FCA
- ONT
1 stop4h 40m
Delta
Deal found 5/11![Delta logo]()
$323
This Delta deal was found by Cheapflights users on 5/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/21:35 pm
ONT
- FCA
2 stops8h 39m
Delta
Sat 6/612:20 pm
FCA
- ONT
1 stop4h 57m
Delta
Deal found 5/10![Delta logo]()
$328
Best flights from Ontario to KalispellDiscover carefully curated flight deals from Ontario to Kalispell that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 12, 2026.
Discover carefully curated flight deals from Ontario to Kalispell that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 12, 2026.
This Delta deal was found by Cheapflights users on 5/12. 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 5/296:00 am
ONT
- FCA
1 stop4h 25m
Delta
Mon 6/15:13 am
FCA
- ONT
1 stop4h 40m
Delta
Deal found 5/12![Delta logo]()
$299
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/27:41 pm
ONT
- FCA
1 stop27h 17m
Alaska Airlines
Sat 6/66:15 am
FCA
- ONT
1 stop5h 55m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$380
This Delta deal was found by Cheapflights users on 5/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/14:57 pm
ONT
- FCA
1 stop5h 17m
Delta
Sat 6/612:20 pm
FCA
- ONT
1 stop4h 57m
Delta
Deal found 5/10![Delta logo]()
$323
This Delta deal was found by Cheapflights users on 5/11. 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 6/106:00 am
ONT
- FCA
1 stop4h 28m
Delta
Mon 6/155:19 am
FCA
- ONT
1 stop4h 31m
Delta
Deal found 5/11![Delta logo]()
$349
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:54 pm
ONT
- FCA
1 stop5h 05m
Alaska Airlines
Wed 8/196:15 am
FCA
- ONT
1 stop5h 49m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$419
This Alaska Airlines deal was found by Cheapflights users on 5/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/111:15 am
ONT
- FCA
2 stops22h 36m
Alaska Airlines
Sat 6/611:33 am
FCA
- ONT
2 stops13h 23m
Alaska Airlines
Deal found 5/10![Alaska Airlines logo]()
$453
This Delta deal was found by Cheapflights users on 5/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/21:35 pm
ONT
- FCA
2 stops8h 39m
Delta
Sun 6/75:19 am
FCA
- ONT
1 stop4h 31m
Delta
Deal found 5/10![Delta logo]()
$473
This Delta deal was found by Cheapflights users on 5/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/21:35 pm
ONT
- FCA
2 stops8h 39m
Delta
Sat 6/65:13 am
FCA
- ONT
2 stops8h 20m
Delta
Deal found 5/10![Delta logo]()
$478
This Alaska Airlines deal was found by Cheapflights users on 5/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1710:54 am
ONT
- FCA
2 stops12h 05m
Alaska Airlines
Thu 8/206:08 pm
FCA
- ONT
1 stop6h 16m
Alaska Airlines
Deal found 5/8![Alaska Airlines logo]()
$536
This Alaska Airlines deal was found by Cheapflights users on 5/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/209:20 pm
ONT
- FCA
1 stop12h 28m
Alaska Airlines
Mon 6/296:33 am
FCA
- ONT
1 stop7h 36m
Alaska Airlines
Deal found 5/7![Alaska Airlines logo]()
$626
This Delta deal was found by Cheapflights users on 5/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/186:00 am
ONT
- FCA
1 stop4h 28m
Delta
Mon 6/225:19 am
FCA
- ONT
1 stop4h 31m
Delta
Deal found 5/8![Delta logo]()
$593
Last-minute flights from Ontario to KalispellDiscover last-minute flight deals from Ontario to Kalispell. Data last updated May 12, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Kalispell. Data last updated May 12, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 5/11. 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.
Tue 5/264:57 pm
ONT
- FCA
1 stop5h 17m
Delta
Wed 6/35:13 am
FCA
- ONT
1 stop4h 40m
Delta
Deal found 5/11![Delta logo]()
$318
This Delta deal was found by Cheapflights users on 5/11. 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 5/2711:52 am
ONT
- FCA
2 stops10h 22m
Delta
Mon 6/15:13 am
FCA
- ONT
1 stop4h 40m
Delta
Deal found 5/11![Delta logo]()
$323
This American Airlines deal was found by Cheapflights users on 5/8. 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 5/2911:59 pm
ONT
- FCA
1 stop10h 36m
American Airlines
Tue 6/23:50 pm
FCA
- ONT
1 stop9h 09m
American Airlines
Deal found 5/8![American Airlines logo]()
$277
This Delta deal was found by Cheapflights users on 5/12. 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 5/296:00 am
ONT
- FCA
1 stop4h 25m
Delta
Tue 6/25:13 am
FCA
- ONT
1 stop4h 40m
Delta
Deal found 5/12![Delta logo]()
$288
This Delta deal was found by Cheapflights users on 5/12. 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 5/296:00 am
ONT
- FCA
1 stop4h 25m
Delta
Mon 6/15:13 am
FCA
- ONT
1 stop4h 40m
Delta
Deal found 5/12![Delta logo]()
$299
This Delta deal was found by Cheapflights users on 5/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/21:35 pm
ONT
- FCA
2 stops8h 39m
Delta
Sat 6/612:20 pm
FCA
- ONT
1 stop4h 57m
Delta
Deal found 5/10![Delta logo]()
$328
This Alaska Airlines deal was found by Cheapflights users on 5/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/27:41 pm
ONT
- FCA
1 stop14h 10m
Alaska Airlines
Sat 6/66:15 am
FCA
- ONT
1 stop5h 55m
Alaska Airlines
Deal found 5/10![Alaska Airlines logo]()
$340
This Kiwi.com deal was found by Cheapflights users on 5/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/108:36 pm
ONT
- FCA
2 stops36h 05m
Multiple Airlines
Mon 6/1510:31 am
FCA
- ONT
1 stop10h 20m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$294
This Delta deal was found by Cheapflights users on 5/11. 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 6/106:00 am
ONT
- FCA
1 stop4h 28m
Delta
Wed 6/175:19 am
FCA
- ONT
1 stop4h 31m
Delta
Deal found 5/11![Delta logo]()
$303
One-way flights from Ontario to KalispellSearch for one-way flight options from Ontario to Kalispell. Find affordable one-way fares based on user searches. Data last updated May 12, 2026.
Search for one-way flight options from Ontario to Kalispell. Find affordable one-way fares based on user searches. Data last updated May 12, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/293:05 pm
ONT
- FCA
1 stop6h 51m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$165
This Delta deal was found by Cheapflights users on 5/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/56:00 am
ONT
- FCA
1 stop4h 45m
Delta
Deal found 5/9![Delta logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 5/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/93:40 pm
ONT
- FCA
1 stop17h 20m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 5/9. 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.
Sun 7/123:40 pm
ONT
- FCA
1 stop17h 00m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$196
This Delta deal was found by Cheapflights users on 5/7. 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.
Tue 5/196:00 am
ONT
- FCA
1 stop4h 28m
Delta
Deal found 5/7![Delta logo]()
$200
This Delta deal was found by Cheapflights users on 5/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2311:52 am
ONT
- FCA
2 stops10h 22m
Delta
Deal found 5/10![Delta logo]()
$205
This American Airlines deal was found by Cheapflights users on 5/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2711:59 pm
ONT
- FCA
1 stop10h 37m
American Airlines
Deal found 5/11![American Airlines logo]()
$223
This Delta deal was found by Cheapflights users on 5/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/224:57 pm
ONT
- FCA
1 stop5h 17m
Delta
Deal found 5/8![Delta logo]()
$240
This Delta deal was found by Cheapflights users on 5/11. 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.
Sun 5/176:00 am
ONT
- FCA
1 stop5h 39m
Delta
Deal found 5/11![Delta logo]()
$250
This Alaska Airlines deal was found by Cheapflights users on 5/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/145:26 pm
ONT
- FCA
1 stop5h 33m
Alaska Airlines
Deal found 5/8![Alaska Airlines logo]()
$260
Find flight deals from Ontario to Kalispell
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Kalispell (FCA). 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 May 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $277 (Delta) |
One-way from | $165 (Alaska Airlines) |
Popular in | November |
Cheapest in | May |
Average price | $253 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Kalispell 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 May 12, 2026.
Use the filters below to find and compare flights from Ontario to Kalispell that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioKalispell
ONT - FCA
ONTFCA
Ontario
Fri 5/29
6:00 am-11:25 am
1 stop4h 25m
Kalispell Glacier Park
Mon 6/1
5:13 am-8:53 am
1 stop4h 40m
$299
OntarioKalispell
ONT - FCA
ONTFCA
Ontario
Mon 6/1
4:57 pm-11:14 pm
1 stop5h 17m
Kalispell Glacier Park
Sat 6/6
12:20 pm-4:17 pm
1 stop4h 57m
$323
Quickest round-trip
OntarioKalispell
ONT - FCA
ONTFCA
Ontario
Wed 6/10
6:00 am-11:28 am
1 stop4h 28m
Kalispell Glacier Park
Mon 6/15
5:19 am-8:50 am
1 stop4h 31m
$349
OntarioKalispell
ONT - FCA
ONTFCA
Ontario
Tue 6/2
7:41 pm-11:58 pm
1 stop27h 17m
Kalispell Glacier Park
Sat 6/6
6:15 am-11:10 am
1 stop5h 55m
$380
OntarioKalispell
ONT - FCA
ONTFCA
Ontario
Wed 8/5
5:54 pm-11:59 pm
1 stop5h 05m
Kalispell Glacier Park
Wed 8/19
6:15 am-11:04 am
1 stop5h 49m
$419
OntarioKalispell
ONT - FCA
ONTFCA
Ontario
Mon 6/1
11:15 am-10:51 am
2 stops22h 36m
Kalispell Glacier Park
Sat 6/6
11:33 am-11:56 pm
2 stops13h 23m
$453
OntarioKalispell
ONT - FCA
ONTFCA
Ontario
Tue 6/2
1:35 pm-11:14 pm
2 stops8h 39m
Kalispell Glacier Park
Sun 6/7
5:19 am-8:50 am
1 stop4h 31m
$473
OntarioKalispell
ONT - FCA
ONTFCA
Ontario
Tue 6/2
1:35 pm-11:14 pm
2 stops8h 39m
Kalispell Glacier Park
Sat 6/6
5:13 am-12:33 pm
2 stops8h 20m
$478
OntarioKalispell
ONT - FCA
ONTFCA
Ontario
Mon 8/17
10:54 am-11:59 pm
2 stops12h 05m
Kalispell Glacier Park
Thu 8/20
6:08 pm-11:24 pm
1 stop6h 16m
$536
OntarioKalispell
ONT - FCA
ONTFCA
Ontario
Thu 6/18
6:00 am-11:28 am
1 stop4h 28m
Kalispell Glacier Park
Mon 6/22
5:19 am-8:50 am
1 stop4h 31m
$593
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Ontario to Kalispell
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 Kalispell in May.
| 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-Kalispell flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Kalispell flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Kalispell flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Kalispell 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-Kalispell 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 Kalispell
Have a flexible travel schedule? Discover the best time to fly to Kalispell from Ontario with our price prediction graph.
ONT-FCA
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 Kalispell
Reviews of airlines servicing Kalispell
Get insights into the airlines that provide service to Kalispell. 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 Kalispell. Reviews last updated May 12, 2026.
See what other customers who have flown with Alaska Airlines and Delta from Ontario to Kalispell have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.5
Overall
7.9
Food
7.0
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Crew
8.5
Overall
7.9
Food
7.0
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Crew
8.5
Overall
7.9
Food
7.0
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
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Find useful and relevant information for your journey from Ontario to Kalispell. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Book flights to Kalispell if you plan to visit one of these locationsColumbia Falls
East Glacier Park
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Top 2 airlines flying from Ontario to Kalispell
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$198 | Average$296 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$210 | Average$408 | FlexibilityNo cancel fee | On-time75% |