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$379+ Cheap flights from Kalispell (FCA) to the United Kingdom

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 2/16. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — LHR
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
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Cheap flight deals from Kalispell to United Kingdom

Keep the following information in mind while searching for Kalispell to United Kingdom flight deals. Data was last updated January 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$642
(United Airlines)

One-way from

$379
(Delta)

Popular in

December

Cheapest in

May
Provider with most accurate pricing for Kalispell Glacier Park-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Kalispell Glacier Park-London (LON) flights.
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From Kalispell Glacier Park to United Kingdom
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One-way flight from Kalispell Glacier Park to United Kingdom
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Highest demand for flights based on searches. 13% potential increase in price ($165 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($68 potential savings vs. average RT price).
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Find flight deals from Kalispell to United Kingdom

Cheapest flights from Kalispell to United Kingdom
Explore the most affordable flight options available from Kalispell to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.

This United Airlines deal was found by Cheapflights users on 1/8. 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.
Sun 2/227:00 amFCA - LHR
1 stop23h 30mUnited Airlines
Sun 3/17:30 amLHR - FCA
2 stops37h 04mUnited Airlines
Deal found 1/8$642
This KLM deal was found by Cheapflights users on 1/8. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/16:10 pmFCA - LHR
1 stop32h 50mKLM
Wed 5/1310:55 amLHR - FCA
1 stop19h 07mKLM
Deal found 1/8$667
This Virgin Atlantic deal was found by Cheapflights users on 1/8. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/112:10 pmFCA - LHR
2 stops20h 25mVirgin Atlantic
Wed 5/1310:55 amLHR - FCA
1 stop19h 07mVirgin Atlantic
Deal found 1/8$680
This Delta deal was found by Cheapflights users on 1/8. 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.
Sat 1/175:05 amFCA - LHR
1 stop21h 55mDelta
Sat 1/2410:45 amLHR - FCA
1 stop19h 33mDelta
Deal found 1/8$710
This Delta deal was found by Cheapflights users on 1/8. 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.
Sun 2/225:00 amFCA - EDI
2 stops22h 40mDelta
Sun 3/15:45 amEDI - FCA
2 stops18h 50mDelta
Deal found 1/8$710
This Delta deal was found by Cheapflights users on 1/8. 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 8/206:59 amFCA - EDI
2 stops21h 51mDelta
Sat 8/295:40 amEDI - FCA
2 stops25h 06mDelta
Deal found 1/8$729
This United Airlines deal was found by Cheapflights users on 1/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:00 amFCA - EDI
2 stops45h 30mUnited Airlines
Tue 3/108:25 amEDI - FCA
2 stops19h 32mUnited Airlines
Deal found 1/7$738
This United Airlines deal was found by Cheapflights users on 1/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/306:00 amFCA - EDI
2 stops18h 55mUnited Airlines
Tue 2/39:25 amEDI - FCA
2 stops19h 34mUnited Airlines
Deal found 1/7$773
This Delta deal was found by Cheapflights users on 1/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/201:35 pmFCA - LHR
1 stop13h 25mDelta
Tue 5/2610:55 amLHR - FCA
1 stop19h 07mDelta
Deal found 1/5$829
This United Airlines deal was found by Cheapflights users on 1/8. 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.
Tue 9/14:09 pmFCA - EDI
2 stops33h 16mUnited Airlines
Thu 10/19:00 amEDI - FCA
2 stops35h 33mUnited Airlines
Deal found 1/8$829
This United Airlines deal was found by Cheapflights users on 1/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/296:00 amFCA - LHR
1 stop20h 40mUnited Airlines
Mon 2/211:35 amLHR - FCA
1 stop17h 24mUnited Airlines
Deal found 1/7$859
This KLM deal was found by Cheapflights users on 1/7. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/201:35 pmFCA - LHR
1 stop13h 25mKLM
Tue 5/2610:55 amLHR - FCA
1 stop19h 07mKLM
Deal found 1/7$893

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kalispell to United Kingdom 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 January 8, 2026.
Use the filters below to find and compare flights from Kalispell to the United Kingdom that are best for you.

Fly from

Kalispell

Fly to

United Kingdom

Route

Depart

Return

Price

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Sun 2/22

7:00 am-1:30 pm

1 stop23h 30m

London Heathrow

Sun 3/1

7:30 am-1:34 pm

2 stops37h 04m

$642

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Fri 5/1

12:10 pm-1:15 pm

2 stops18h 05m

London Heathrow

Wed 5/13

9:55 am-11:02 pm

2 stops20h 07m

$680

KalispellEdinburgh

FCA - EDI

FCAEDI

Kalispell Glacier Park

Sun 2/22

5:00 am-10:40 am

2 stops22h 40m

Edinburgh Turnhouse

Sun 3/1

5:45 am-5:35 pm

2 stops18h 50m

$710

KalispellEdinburgh

FCA - EDI

FCAEDI

Kalispell Glacier Park

Wed 3/4

6:00 am-10:30 am

2 stops45h 30m

Edinburgh Turnhouse

Tue 3/10

8:25 am-9:57 pm

2 stops19h 32m

$738

KalispellEdinburgh

FCA - EDI

FCAEDI

Kalispell Glacier Park

Fri 1/30

6:00 am-7:55 am

2 stops18h 55m

Edinburgh Turnhouse

Tue 2/3

9:25 am-9:59 pm

2 stops19h 34m

$773

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Wed 5/20

1:35 pm-10:00 am

1 stop13h 25m

London Heathrow

Tue 5/26

10:55 am-11:02 pm

1 stop19h 07m

$829

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Thu 1/29

6:00 am-9:40 am

1 stop20h 40m

London Heathrow

Mon 2/2

11:35 am-9:59 pm

1 stop17h 24m

$859

KalispellLondon

FCA - LGW

FCALGW

Kalispell Glacier Park

Fri 5/1

1:43 pm-6:50 pm

2 stops22h 07m

London Gatwick

Wed 5/13

10:20 am-11:58 pm

2 stops20h 38m

$992

KalispellLondon

FCA - LGW

FCALGW

Kalispell Glacier Park

Wed 5/20

11:12 am-2:40 pm

2 stops20h 28m

London Gatwick

Tue 5/26

1:00 pm-11:58 pm

2 stops17h 58m

$1,204

KalispellLondon

FCA - LGW

FCALGW

Kalispell Glacier Park

Thu 6/4

11:12 am-2:40 pm

2 stops20h 28m

London Gatwick

Thu 6/18

1:00 pm-11:59 pm

2 stops17h 59m

$1,370

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

Showing 1-10 of 19 results
1
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Best time to book a flight from Kalispell to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom 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.

Cheapflights Insights

Everything you need to know about your flight from Kalispell to the United Kingdom
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. 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 United Kingdom. Reviews last updated January 8, 2026.
Read reviews from past customers who have flown Delta, Virgin Atlantic, and United Airlines from Kalispell to the United Kingdom. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,029 reviews

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,029 reviews
Delta
7.9
Good
8,029 reviews

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Virgin Atlantic
7.5
Good
678 reviews
Delta
7.9
Good
8,029 reviews

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,141 reviews
Delta
7.9
Good
8,029 reviews

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Kalispell to United Kingdom. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Kalispell to United Kingdom?

    Located just 8.4 mi from the city center, Kalispell Glacier Park (FCA) is the airport most travelers will use when flying to United Kingdom from Kalispell.

  • How long is the flight from Kalispell to United Kingdom?

    United Airlines, Virgin Atlantic, and Delta can get you from Kalispell to United Kingdom in just under 18h 05m. Your travel time can differ by up to 5h 25m. The distance from Kalispell to United Kingdom is about 4512 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Kalispell to United Kingdom?

    The most popular route from Kalispell to United Kingdom is Kalispell Glacier Park - London Heathrow. You may also consider Kalispell Glacier Park - Edinburgh Turnhouse or Kalispell Glacier Park - London Gatwick.

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

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

  • How can I find direct flights from Kalispell to United Kingdom?

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

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

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

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Top 2 airlines flying from Kalispell to United Kingdom

Discover the top 2 airlines that operate flights from Kalispell to United Kingdom. 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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$707Average$1,046FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$733Average$851FlexibilityNo cancel feeOn-time69%

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