$174+ Cheap flights from Kalispell to Ontario (FCA - ONT)
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 12/21. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — ONT
Nov 21 — Nov 281
Round-trip
1 adult, Economy
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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
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Cheapest flights from Kalispell to OntarioExplore the most affordable flight options available from Kalispell to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 22, 2026.
Explore the most affordable flight options available from Kalispell to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Mon 11/168:18 pm -
1 stop14h 22m
Wed 11/185:07 pm -
1 stop15h 45m
Deal found 10/20![Multiple Airlines logo]()
$235
This Delta deal was found by Cheapflights users on 10/20. 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.
Thu 12/36:16 pm -
1 stop6h 41m
Fri 12/46:00 am -
1 stop4h 38m
Deal found 10/20![Delta logo]()
$347
This Alaska Airlines deal was found by Cheapflights users on 10/22. 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.
Mon 12/217:09 pm -
1 stop5h 50m
Fri 1/16:00 am -
1 stop5h 19m
Deal found 10/22![Alaska Airlines logo]()
$354
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/62:36 pm -
1 stop7h 15m
Tue 11/101:29 pm -
1 stop7h 22m
Deal found 10/20![United Airlines logo]()
$358
This Alaska Airlines deal was found by Cheapflights users on 10/22. 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.
Sun 12/207:09 pm -
1 stop5h 50m
Fri 1/16:00 am -
1 stop5h 19m
Deal found 10/22![Alaska Airlines logo]()
$361
This Delta deal was found by Cheapflights users on 10/22. 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.
Sun 12/205:05 am -
1 stop7h 51m
Sat 1/26:00 am -
1 stop4h 42m
Deal found 10/22![Delta logo]()
$367
This Alaska Airlines deal was found by Cheapflights users on 10/17. 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 10/318:01 am -
1 stop6h 15m
Mon 11/26:00 am -
1 stop5h 15m
Deal found 10/17![Alaska Airlines logo]()
$369
This Gotogate deal was found by Cheapflights users on 10/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:34 pm -
1 stop17h 39m
Sun 11/226:00 am -
1 stop5h 27m
Deal found 10/21![Alaska Airlines logo]()
$374
This Kiwi.com deal was found by Cheapflights users on 10/19. 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.
Thu 12/1010:18 am -
1 stop26h 33m
Tue 12/157:26 pm -
2 stops37h 26m
Deal found 10/19![Multiple Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 10/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:13 pm -
1 stop4h 58m
Tue 11/106:00 am -
1 stop4h 31m
Deal found 10/19![Delta logo]()
$393
This Alaska Airlines deal was found by Cheapflights users on 10/22. 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.
Mon 12/217:09 pm -
1 stop5h 50m
Wed 12/306:00 am -
1 stop5h 19m
Deal found 10/22![Alaska Airlines logo]()
$402
Best flights from Kalispell to OntarioDiscover carefully curated flight deals from Kalispell to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 22, 2026.
Discover carefully curated flight deals from Kalispell to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Mon 11/168:18 pm -
1 stop14h 22m
Wed 11/185:07 pm -
1 stop15h 45m
Deal found 10/20![Multiple Airlines logo]()
$235
This Delta deal was found by Cheapflights users on 10/20. 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.
Thu 12/36:16 pm -
1 stop6h 41m
Fri 12/46:00 am -
1 stop4h 38m
Deal found 10/20![Delta logo]()
$347
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/62:36 pm -
1 stop7h 15m
Tue 11/101:29 pm -
1 stop7h 22m
Deal found 10/20![United Airlines logo]()
$358
This Gotogate deal was found by Cheapflights users on 10/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:34 pm -
1 stop17h 39m
Sun 11/226:00 am -
1 stop5h 27m
Deal found 10/21![Alaska Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 10/18. 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 12/205:05 am -
1 stop7h 51m
Sat 1/96:00 am -
1 stop4h 49m
Deal found 10/18![Delta logo]()
$361
This Delta deal was found by Cheapflights users on 10/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:13 pm -
1 stop4h 58m
Tue 11/106:00 am -
1 stop4h 31m
Deal found 10/19![Delta logo]()
$393
This Alaska Airlines deal was found by Cheapflights users on 10/22. 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.
Mon 12/217:09 pm -
1 stop5h 50m
Tue 12/298:59 pm -
1 stop20h 30m
Deal found 10/22![Alaska Airlines logo]()
$435
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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.
Mon 12/217:09 pm -
1 stop5h 50m
Wed 12/308:59 pm -
2 stops15h 29m
Deal found 10/21![Alaska Airlines logo]()
$445
This Alaska Airlines deal was found by Cheapflights users on 10/22. 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.
Sun 12/207:09 pm -
1 stop5h 50m
Wed 12/308:59 pm -
2 stops15h 29m
Deal found 10/22![Alaska Airlines logo]()
$452
This Alaska Airlines deal was found by Cheapflights users on 10/22. 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.
Sat 12/197:09 pm -
1 stop5h 50m
Wed 12/303:59 pm -
1 stop6h 44m
Deal found 10/22![Alaska Airlines logo]()
$457
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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.
Tue 12/227:09 pm -
1 stop5h 50m
Fri 1/16:00 am -
1 stop5h 19m
Deal found 10/21![Alaska Airlines logo]()
$459
This Alaska Airlines deal was found by Cheapflights users on 10/22. 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.
Sun 12/2012:59 pm -
2 stops12h 00m
Fri 1/16:00 am -
1 stop5h 19m
Deal found 10/22![Alaska Airlines logo]()
$460
Last-minute flights from Kalispell to OntarioDiscover last-minute flight deals from Kalispell to Ontario. Data last updated October 22, 2026 and is based on user searches.
Discover last-minute flight deals from Kalispell to Ontario. Data last updated October 22, 2026 and is based on user searches.
This Priceline deal was found by Cheapflights users on 10/21. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:01 am -
1 stop6h 15m
Fri 10/307:25 am -
1 stop4h 58m
Deal found 10/21![Alaska Airlines logo]()
$529
This Priceline deal was found by Cheapflights users on 10/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/242:03 pm -
1 stop4h 57m
Sat 10/317:25 am -
1 stop4h 58m
Deal found 10/17![Alaska Airlines logo]()
$419
This Gotogate deal was found by Cheapflights users on 10/18. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/252:03 pm -
1 stop4h 57m
Sun 11/17:13 pm -
1 stop16h 02m
Deal found 10/18![Alaska Airlines logo]()
$432
This Alaska Airlines deal was found by Cheapflights users on 10/20. 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.
Fri 10/307:45 pm -
1 stop4h 57m
Mon 11/24:09 pm -
1 stop6h 50m
Deal found 10/20![Alaska Airlines logo]()
$469
This Alaska Airlines deal was found by Cheapflights users on 10/17. 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 10/318:01 am -
1 stop6h 15m
Mon 11/26:00 am -
1 stop5h 15m
Deal found 10/17![Alaska Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/62:36 pm -
1 stop7h 15m
Tue 11/101:29 pm -
1 stop7h 22m
Deal found 10/20![United Airlines logo]()
$358
This Delta deal was found by Cheapflights users on 10/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:13 pm -
1 stop4h 58m
Tue 11/106:00 am -
1 stop4h 31m
Deal found 10/19![Delta logo]()
$393
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Mon 11/168:18 pm -
1 stop14h 22m
Wed 11/185:07 pm -
1 stop15h 45m
Deal found 10/20![Multiple Airlines logo]()
$235
This Gotogate deal was found by Cheapflights users on 10/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:34 pm -
1 stop17h 39m
Sun 11/226:00 am -
1 stop5h 27m
Deal found 10/21![Alaska Airlines logo]()
$374
This Priceline deal was found by Cheapflights users on 10/21. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/207:02 am -
1 stop9h 03m
Sun 11/226:00 am -
1 stop5h 27m
Deal found 10/21![Alaska Airlines logo]()
$455
One-way flights from Kalispell to OntarioSearch for one-way flight options from Kalispell to Ontario. Find affordable one-way fares based on user searches. Data last updated October 22, 2026.
Search for one-way flight options from Kalispell to Ontario. Find affordable one-way fares based on user searches. Data last updated October 22, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/22. 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.
Mon 12/217:09 pm -
1 stop5h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Alaska Airlines logo]()
$174
This Delta deal was found by Cheapflights users on 10/18. 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 2/106:10 pm -
1 stop6h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Delta logo]()
$181
This Delta deal was found by Cheapflights users on 10/22. 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.
Mon 4/126:10 pm -
1 stop6h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Delta logo]()
$184
This Priceline deal was found by Cheapflights users on 10/21. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:34 pm -
1 stop5h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Alaska Airlines logo]()
$185
This Delta deal was found by Cheapflights users on 10/20. 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.
Tue 2/166:10 pm -
1 stop6h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Delta logo]()
$211
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/192:36 pm -
1 stop7h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![United Airlines logo]()
$224
This Delta deal was found by Cheapflights users on 10/22. 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.
Sun 4/116:10 pm -
1 stop6h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Delta logo]()
$230
This Alaska Airlines deal was found by Cheapflights users on 10/20. 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.
Wed 10/282:03 pm -
1 stop4h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Alaska Airlines logo]()
$235
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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.
Tue 10/278:01 am -
1 stop6h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Alaska Airlines logo]()
$295
This Alaska Airlines deal was found by Cheapflights users on 10/20. 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.
Tue 2/97:00 am -
2 stops11h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Alaska Airlines logo]()
$297
This United Airlines deal was found by Cheapflights users on 10/18. 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 2/102:48 pm -
1 stop7h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![United Airlines logo]()
$301
This Alaska Airlines deal was found by Cheapflights users on 10/18. 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 2/107:00 am -
2 stops11h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Alaska Airlines logo]()
$312
Find flight deals from Kalispell to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Kalispell (FCA) to Ontario (ONT). 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 October 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $235 (Kiwi.com) |
One-way from | $174 (Alaska Airlines) |
Popular in | July |
Cheapest in | April |
Average price | $457 |
Cheapflights Fare Finder
Customize your flight search to find flights from Kalispell 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 October 22, 2026.
Use the filters below to find and compare flights from Kalispell to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KalispellOntario
FCA Kalispell Glacier Park - ONT Ontario
FCAONT
Kalispell Glacier Park
Wed 2/10
6:10 pm-11:48 pm
1 stop6h 38m
Ontario
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$181
KalispellOntario
FCA Kalispell Glacier Park - ONT Ontario
FCAONT
Kalispell Glacier Park
Thu 11/5
6:34 pm-11:06 pm
1 stop5h 32m
Ontario
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$185
KalispellOntario
FCA Kalispell Glacier Park - ONT Ontario
FCAONT
Kalispell Glacier Park
Thu 11/19
2:36 pm-8:51 pm
1 stop7h 15m
Ontario
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$224
KalispellOntario
FCA Kalispell Glacier Park - ONT Ontario
FCAONT
Kalispell Glacier Park
Sat 12/19
2:45 pm-9:00 pm
1 stop7h 15m
Ontario
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$224
KalispellOntario
FCA Kalispell Glacier Park - ONT Ontario
FCAONT
Kalispell Glacier Park
Sun 4/11
6:10 pm-11:48 pm
1 stop6h 38m
Ontario
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$230
Quickest round-trip
KalispellOntario
FCA Kalispell Glacier Park - ONT Ontario
FCAONT
Kalispell Glacier Park
Wed 10/28
2:03 pm-6:00 pm
1 stop4h 57m
Ontario
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$235
KalispellOntario
FCA Kalispell Glacier Park - ONT Ontario
FCAONT
Kalispell Glacier Park
Mon 11/16
8:18 pm-9:40 am
1 stop14h 22m
Ontario
Wed 11/18
5:07 pm-9:52 am
1 stop15h 45m
$235
KalispellOntario
FCA Kalispell Glacier Park - ONT Ontario
FCAONT
Kalispell Glacier Park
Tue 2/9
2:48 pm-9:00 pm
1 stop7h 12m
Ontario
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$295
KalispellOntario
FCA Kalispell Glacier Park - ONT Ontario
FCAONT
Kalispell Glacier Park
Tue 10/27
8:01 am-1:16 pm
1 stop6h 15m
Ontario
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$295
KalispellOntario
FCA Kalispell Glacier Park - ONT Ontario
FCAONT
Kalispell Glacier Park
Tue 2/9
7:00 am-5:22 pm
2 stops11h 22m
Ontario
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$297
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Kalispell to Ontario
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 Kalispell to Ontario in October.
| 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 Kalispell-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kalispell-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kalispell-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Kalispell-Ontario 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 Kalispell-Ontario 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 Kalispell to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Kalispell with our price prediction graph.
FCA-ONT
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 Kalispell to Ontario
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated October 22, 2026.
See what other customers who have flown with Delta and United Airlines from Kalispell to Ontario have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Entertainment
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Entertainment
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Related info for your journey
Find useful and relevant information for your journey from Kalispell to Ontario. 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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Alternative routes for Kalispell to Ontario
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Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Kalispell to Ontario by cabin class
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Other flights to Ontario
Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 22, 2026.
Kalispell and Ontario flights
Browse other Kalispell and Ontario flight options. Last updated on October 22, 2026.
Other flights from Kalispell
Browse through other flights departing from Kalispell. Flights are based on user searches made on Cheapflights and were last updated on October 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Kalispell to Ontario
Discover the top 2 airlines that operate flights from Kalispell to Ontario. 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 7,457,451 searches. Data last updated October 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$108 | Average$348 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$280 | Average$375 | FlexibilityNo cancel fee | On-time69% |