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Kalispell

$246+ Cheap flights from Buffalo to Kalispell (BUF - 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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — FCA
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Buffalo to Kalispell

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) 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 September 11, 2025.

Round-trip from

$424
(American Airlines)

One-way from

$246
(United Airlines)

Popular in

March

Cheapest in

December

Average price

$470
From Buffalo to Kalispell Glacier Park
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One-way flight from Buffalo to Kalispell Glacier Park
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Highest demand for flights based on searches. 20% potential increase in price ($153 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Buffalo to Kalispell

Cheapest flights from Buffalo to Kalispell
Explore the most affordable flight options available from Buffalo to Kalispell. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/9. 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.
Sat 9/277:00 amBUF - FCA
1 stop9h 23mAmerican Airlines
Wed 10/11:28 pmFCA - BUF
1 stop6h 23mAmerican Airlines
Deal found 9/9$424
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/271:14 pmBUF - FCA
2 stops10h 17mUnited Airlines
Wed 10/112:41 pmFCA - BUF
1 stop6h 32mUnited Airlines
Deal found 9/10$429
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/97:07 amBUF - FCA
1 stop6h 28mUnited Airlines
Mon 10/1312:41 pmFCA - BUF
1 stop6h 32mUnited Airlines
Deal found 9/10$477
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Sat 9/137:35 amBUF - FCA
1 stop7h 03mAmerican Airlines
Thu 9/181:28 pmFCA - BUF
1 stop8h 25mAmerican Airlines
Deal found 9/11$534
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1310:30 amBUF - FCA
2 stops11h 13mUnited Airlines
Thu 9/1812:41 pmFCA - BUF
1 stop6h 35mUnited Airlines
Deal found 9/11$539
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Wed 9/247:35 amBUF - FCA
1 stop7h 03mAmerican Airlines
Mon 9/294:53 pmFCA - BUF
1 stop16h 13mAmerican Airlines
Deal found 9/11$548
This American Airlines deal was found by Cheapflights users on 9/11. 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 9/256:00 amBUF - FCA
2 stops10h 40mAmerican Airlines
Mon 9/294:53 pmFCA - BUF
1 stop16h 13mAmerican Airlines
Deal found 9/11$584

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo 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 September 11, 2025.
Use the filters below to find and compare flights from Buffalo to Kalispell that are best for you.

Fly from

Buffalo

Fly to

Kalispell

Route

Depart

Return

Price

BuffaloKalispell

BUF - FCA

BUFFCA

Buffalo

Sat 9/27

7:00 am-2:23 pm

1 stop9h 23m

Kalispell Glacier Park

Wed 10/1

1:28 pm-9:51 pm

1 stop6h 23m

$424

BuffaloKalispell

BUF - FCA

BUFFCA

Buffalo

Sat 9/27

1:14 pm-9:31 pm

2 stops10h 17m

Kalispell Glacier Park

Wed 10/1

12:41 pm-9:13 pm

1 stop6h 32m

$429

BuffaloKalispell

BUF - FCA

BUFFCA

Buffalo

Thu 10/9

7:07 am-11:35 am

1 stop6h 28m

Kalispell Glacier Park

Mon 10/13

12:41 pm-9:13 pm

1 stop6h 32m

$477

BuffaloKalispell

BUF - FCA

BUFFCA

Buffalo

Wed 9/24

7:35 am-12:38 pm

1 stop7h 03m

Kalispell Glacier Park

Mon 9/29

4:53 pm-11:06 am

1 stop16h 13m

$548

BuffaloKalispell

BUF - FCA

BUFFCA

Buffalo

Thu 9/25

7:00 am-2:40 pm

1 stop9h 40m

Kalispell Glacier Park

Mon 9/29

4:53 pm-11:06 am

1 stop16h 13m

$548

BuffaloKalispell

BUF - FCA

BUFFCA

Buffalo

Tue 10/7

6:30 am-4:08 pm

2 stops11h 38m

$246

BuffaloKalispell

BUF - FCA

BUFFCA

Buffalo

Fri 10/10

7:07 am-11:35 am

1 stop6h 28m

$291

BuffaloKalispell

BUF - FCA

BUFFCA

Buffalo

Wed 10/1

7:35 am-12:38 pm

1 stop7h 03m

$296

BuffaloKalispell

BUF - FCA

BUFFCA

Buffalo

Wed 10/1

12:48 pm-12:22 am

2 stops13h 34m

$301

BuffaloKalispell

BUF - FCA

BUFFCA

Buffalo

Wed 10/1

7:45 pm-11:35 am

3 stops17h 50m

$311

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 11 results
1
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Best time to book a flight from Buffalo to Kalispell

Have a flexible travel schedule? Discover the best time to fly to Kalispell from Buffalo 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.

Cheapflights Insights

Everything you need to know about your flight from Buffalo to Kalispell

What is the cheapest month to book a flight from Buffalo to Kalispell?

Currently, October is the cheapest month in which you can book a flight from Buffalo to Kalispell (average of $373). Flying from Buffalo to Kalispell in July is currently the most expensive (average of $600). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 September 11, 2025.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from Buffalo to Kalispell to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,937 reviews

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Buffalo to Kalispell. 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 Buffalo to Kalispell?

    For as low as $424, American Airlines can have you in Kalispell from Buffalo in 9h 23m. The distance between Buffalo and Kalispell is about 1738 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Buffalo to Kalispell round-trip?

    American Airlines, at $328, was found to be the cheapest airline from Buffalo to Kalispell. An alternate airline flying to your destination would be United Airlines. American Airlines is priced at 46% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Buffalo to Kalispell one-way?

    $246 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on American Airlines and Delta, with prices starting from $296 and $301, respectively.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Buffalo to Kalispell?

    Currently, October is the cheapest month in which you can book a flight from Buffalo to Kalispell (average of $373). Flying from Buffalo to Kalispell in July is currently the most expensive (average of $600). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Kalispell?

Book flights to Kalispell if you plan to visit one of these locations
East Glacier Park

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Top 2 airlines flying from Buffalo to Kalispell

Discover the top 2 airlines that operate flights from Buffalo to Kalispell. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$328Average$494FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$383Average$603FlexibilityNo cancel feeOn-time69%

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