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$169+ Cheap flights from Kalispell to Buffalo (FCA - BUF)

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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — BUF
Aug 10 — Aug 171
Mon 8/10
Mon 8/17
1 adult, Economy
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Cheap flight deals from Kalispell to Buffalo

Cheapest flights from Kalispell to Buffalo
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 July 11, 2026.

This United Airlines deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:26 pm
FCA
-
BUF
1 stop6h 21m
United Airlines
Wed 10/288:48 am
BUF
-
FCA
1 stop6h 45m
United Airlines
Deal found 7/9$369
This American Airlines deal was found by Cheapflights users on 7/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/221:58 pm
FCA
-
BUF
1 stop8h 01m
American Airlines
Mon 10/268:00 am
BUF
-
FCA
1 stop7h 27m
American Airlines
Deal found 7/9$402
This United Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:29 pm
FCA
-
BUF
1 stop6h 11m
United Airlines
Sat 10/318:48 am
BUF
-
FCA
1 stop6h 45m
United Airlines
Deal found 7/8$469

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 July 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$369
(United Airlines)

One-way from

$169
(Kiwi.com)
Provider with most accurate pricing for Kalispell Glacier Park-Buffalo flight deals.
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Provider most trusted by Cheapflights users for Kalispell Glacier Park-Buffalo flights.
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From Kalispell Glacier Park to Buffalo
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One-way flight from Kalispell Glacier Park to Buffalo
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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 2,558,603 searches. Data last updated July 11, 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

Price

Cheapest round-trip

KalispellBuffalo

FCA - BUF

FCABUF

Kalispell Glacier Park

Thu 10/22

2:30 pm-10:46 pm

1 stop6h 16m

Buffalo

Wed 10/28

8:48 am-1:33 pm

1 stop6h 45m

$369

KalispellBuffalo

FCA - BUF

FCABUF

Kalispell Glacier Park

Thu 10/22

1:58 pm-11:59 pm

1 stop8h 01m

Buffalo

Wed 10/28

8:00 am-1:27 pm

1 stop7h 27m

$402
Quickest round-trip

KalispellBuffalo

FCA - BUF

FCABUF

Kalispell Glacier Park

Wed 10/28

2:29 pm-10:40 pm

1 stop6h 11m

Buffalo

Sat 10/31

8:48 am-1:33 pm

1 stop6h 45m

$469
Cheapest one-way

KalispellBuffalo

FCA - BUF

FCABUF

Kalispell Glacier Park

Wed 9/30

1:02 pm-10:59 pm

1 stop7h 57m

$218

KalispellBuffalo

FCA - BUF

FCABUF

Kalispell Glacier Park

Tue 9/29

6:00 pm-11:12 am

2 stops15h 12m

$223
Quickest one-way

KalispellBuffalo

FCA - BUF

FCABUF

Kalispell Glacier Park

Wed 9/23

2:31 pm-10:37 pm

1 stop6h 06m

$268

KalispellBuffalo

FCA - BUF

FCABUF

Kalispell Glacier Park

Tue 10/6

12:26 pm-8:47 pm

1 stop6h 21m

$307

KalispellBuffalo

FCA - BUF

FCABUF

Kalispell Glacier Park

Wed 10/7

12:26 pm-11:36 pm

2 stops9h 10m

$329

KalispellBuffalo

FCA - BUF

FCABUF

Kalispell Glacier Park

Sat 8/15

10:18 am-11:18 am

1 stop23h 00m

$349

KalispellBuffalo

FCA - BUF

FCABUF

Kalispell Glacier Park

Wed 8/5

4:50 pm-9:39 am

1 stop14h 49m

$354

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/6

Showing 1-10 of 13 resultsSorted by cheapest first
1
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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 July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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 July 11, 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.
United Airlines
7.4
Good
9,976 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.7

Overall

7.4

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
United Airlines
7.4
Good
9,976 reviews
United Airlines
7.4
Good
9,976 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.7

Overall

7.4

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this

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.

  • How long is the flight from Kalispell to Buffalo?

    United Airlines and American Airlines can get you from Kalispell to Buffalo in just under 6h 16m. Your travel time can differ by up to 1h 45m. There are 1738 mi between Kalispell and Buffalo. This flight may include one or multiple stops.

  • Can I find deals for flights from Kalispell to Buffalo that include hotel bookings?

    Yes. In addition to deals on Kalispell to Buffalo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kalispell to Buffalo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kalispell to Buffalo.

  • Can I find deals for business class flights from Kalispell to Buffalo?

    Yes. Cheapflights offers flight deals from Kalispell to Buffalo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Lockport
Cheektowaga
Batavia
Amherst
Williamsville
Orchard Park
Eden

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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 2,558,603 searches. Data last updated July 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$374Average$553FlexibilityNo cancel feeOn-time69%

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