$367+ Cheap flights from Kalispell to Buffalo (FCA - BUF)
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 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — BUF
Dec 5 — Dec 121
Round-trip
1 adult, Economy
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Find cheap flights from Kalispell to Buffalo 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 Kalispell to Buffalo
Cheapest
Best
Last-minute
One-way
Cheapest flights from Kalispell to BuffaloExplore the most affordable flight options available from Kalispell to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2026.
Explore the most affordable flight options available from Kalispell to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2026.
This United Airlines deal was found by Cheapflights users on 11/2. 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 11/272:36 pm -
1 stop5h 57m
Thu 12/38:17 am -
1 stop7h 19m
Deal found 11/2![United Airlines logo]()
$542
This United Airlines deal was found by Cheapflights users on 11/2. 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 11/272:36 pm -
1 stop5h 57m
Fri 12/410:00 am -
2 stops13h 51m
Deal found 11/2![United Airlines logo]()
$561
This Delta deal was found by Cheapflights users on 11/2. 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 11/126:17 pm -
2 stops14h 18m
Sun 11/156:35 am -
2 stops10h 05m
Deal found 11/2![Delta logo]()
$569
This United Airlines deal was found by Cheapflights users on 11/1. 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 11/122:36 pm -
1 stop5h 57m
Sun 11/158:50 am -
1 stop6h 44m
Deal found 11/1![United Airlines logo]()
$634
This United Airlines deal was found by Cheapflights users on 11/4. 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 12/12:42 pm -
1 stop6h 15m
Wed 12/28:17 am -
1 stop7h 19m
Deal found 11/4![United Airlines logo]()
$641
Best flights from Kalispell to BuffaloDiscover carefully curated flight deals from Kalispell to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2026.
Discover carefully curated flight deals from Kalispell to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2026.
This United Airlines deal was found by Cheapflights users on 11/2. 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 3/306:31 am -
2 stops14h 06m
Sat 4/38:30 am -
1 stop7h 03m
Deal found 11/2![United Airlines logo]()
$558
This Delta deal was found by Cheapflights users on 11/4. 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 11/273:35 pm -
2 stops14h 55m
Wed 12/26:10 am -
2 stops8h 56m
Deal found 11/4![Delta logo]()
$717
This United Airlines deal was found by Cheapflights users on 11/5. 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 11/272:36 pm -
1 stop5h 57m
Thu 12/38:17 am -
1 stop7h 19m
Deal found 11/5![United Airlines logo]()
$576
This United Airlines deal was found by Cheapflights users on 11/4. 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 12/12:42 pm -
1 stop6h 15m
Wed 12/28:17 am -
1 stop7h 19m
Deal found 11/4![United Airlines logo]()
$641
This United Airlines deal was found by Cheapflights users on 11/2. 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 2/26:10 am -
2 stops8h 41m
Sat 2/68:00 am -
2 stops17h 01m
Deal found 11/2![United Airlines logo]()
$644
Last-minute flights from Kalispell to BuffaloDiscover last-minute flight deals from Kalispell to Buffalo. Data last updated November 5, 2026 and is based on user searches.
Discover last-minute flight deals from Kalispell to Buffalo. Data last updated November 5, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 11/2. 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 11/126:17 pm -
2 stops14h 18m
Sun 11/156:35 am -
2 stops10h 05m
Deal found 11/2![Delta logo]()
$569
This United Airlines deal was found by Cheapflights users on 11/1. 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 11/122:36 pm -
1 stop5h 57m
Sun 11/158:50 am -
1 stop6h 44m
Deal found 11/1![United Airlines logo]()
$634
This United Airlines deal was found by Cheapflights users on 11/2. 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 11/272:36 pm -
1 stop5h 57m
Thu 12/38:17 am -
1 stop7h 19m
Deal found 11/2![United Airlines logo]()
$542
This United Airlines deal was found by Cheapflights users on 11/2. 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 11/272:36 pm -
1 stop5h 57m
Fri 12/410:00 am -
2 stops13h 51m
Deal found 11/2![United Airlines logo]()
$561
This United Airlines deal was found by Cheapflights users on 11/4. 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 12/12:42 pm -
1 stop6h 15m
Wed 12/28:17 am -
1 stop7h 19m
Deal found 11/4![United Airlines logo]()
$641
One-way flights from Kalispell to BuffaloSearch for one-way flight options from Kalispell to Buffalo. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
Search for one-way flight options from Kalispell to Buffalo. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
This United Airlines deal was found by Cheapflights users on 11/4. 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 11/272:36 pm -
1 stop5h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![United Airlines logo]()
$367
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Sat 11/282:36 pm -
1 stop5h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![United Airlines logo]()
$639
This Priceline deal was found by Cheapflights users on 11/4. 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.
Sun 1/37:09 pm -
2 stops13h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Alaska Airlines logo]()
$698
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Sun 1/35:10 pm -
1 stop27h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![United Airlines logo]()
$867
Find flight deals from Kalispell to Buffalo
Discover tips and strategies to find the most affordable flight options for your journey from Kalispell (FCA) to Buffalo (BUF). 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 November 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $464 (United Airlines) |
One-way from | $367 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Kalispell to Buffalo 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 November 5, 2026.
Use the filters below to find and compare flights from Kalispell to Buffalo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KalispellBuffalo
FCA Kalispell Glacier Park - BUF Buffalo
FCABUF
Kalispell Glacier Park
Tue 3/30
6:31 am-10:37 pm
2 stops14h 06m
Buffalo
Sat 4/3
8:30 am-1:33 pm
1 stop7h 03m
$558
KalispellBuffalo
FCA Kalispell Glacier Park - BUF Buffalo
FCABUF
Kalispell Glacier Park
Fri 11/27
2:36 pm-10:33 pm
1 stop5h 57m
Buffalo
Thu 12/3
8:17 am-1:36 pm
1 stop7h 19m
$576
Quickest round-trip
KalispellBuffalo
FCA Kalispell Glacier Park - BUF Buffalo
FCABUF
Kalispell Glacier Park
Sat 11/28
2:36 pm-10:33 pm
1 stop5h 57m
Buffalo
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$639
KalispellBuffalo
FCA Kalispell Glacier Park - BUF Buffalo
FCABUF
Kalispell Glacier Park
Tue 12/1
2:42 pm-10:57 pm
1 stop6h 15m
Buffalo
Wed 12/2
8:17 am-1:36 pm
1 stop7h 19m
$641
KalispellBuffalo
FCA Kalispell Glacier Park - BUF Buffalo
FCABUF
Kalispell Glacier Park
Tue 2/2
6:10 am-4:51 pm
2 stops8h 41m
Buffalo
Sat 2/6
8:00 am-11:01 pm
2 stops17h 01m
$644
KalispellBuffalo
FCA Kalispell Glacier Park - BUF Buffalo
FCABUF
Kalispell Glacier Park
Fri 11/27
3:35 pm-8:30 am
2 stops14h 55m
Buffalo
Wed 12/2
6:10 am-1:06 pm
2 stops8h 56m
$717
KalispellBuffalo
FCA Kalispell Glacier Park - BUF Buffalo
FCABUF
Kalispell Glacier Park
Sun 1/3
5:10 pm-10:45 pm
1 stop27h 35m
Buffalo
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$867
KalispellBuffalo
FCA Kalispell Glacier Park - BUF Buffalo
FCABUF
Kalispell Glacier Park
Sun 1/3
2:08 pm-12:00 pm
3 stops19h 52m
Buffalo
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$1,827
Sorted by cheapest first
Compare providers for flights from Kalispell to Buffalo
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 Buffalo in November.
| 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-Buffalo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kalispell-Buffalo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kalispell-Buffalo flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Kalispell-Buffalo 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-Buffalo 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 Buffalo
Have a flexible travel schedule? Discover the best time to fly to Buffalo from Kalispell with our price prediction graph.
FCA-BUF
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.
Reviews of airlines servicing Buffalo
Get insights into the airlines that provide service to Buffalo. 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 Buffalo. Reviews last updated November 5, 2026.
See what other customers who have flown with United Airlines from Kalispell to Buffalo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Entertainment
7.1
Comfort
7.3
Overall
7.3
Food
6.7
Boarding
7.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Crew
8.1
Entertainment
7.1
Comfort
7.3
Overall
7.3
Food
6.7
Boarding
7.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Related info for your journey
Find useful and relevant information for your journey from Kalispell to Buffalo. 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 Buffalo?
Book flights to Buffalo if you plan to visit one of these locationsCheektowaga
Lockport
Amherst
Williamsville
Orchard Park
Eden
Bowmansville
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Other flights to Buffalo
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Complete your trip
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Kalispell and Buffalo flights
Browse other Kalispell and Buffalo flight options. Last updated on November 5, 2026.
Other flights from Kalispell
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Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Kalispell to Buffalo
Discover the top airline that operate flights from Kalispell to Buffalo. 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 November 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$374 | Average$474 | FlexibilityNo cancel fee | On-time69% |