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$430+ 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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — LHR
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap 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 29, 2026.

This Delta deal was found by Cheapflights users on 1/27. 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 2/265:00 am
FCA
-
LHR
2 stops19h 05m
Delta
Thu 3/56:20 am
LHR
-
FCA
2 stops18h 15m
Delta
Deal found 1/27$644
This United Airlines deal was found by Cheapflights users on 1/28. 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 2/256:00 am
FCA
-
LHR
1 stop20h 40m
United Airlines
Sun 3/111:35 am
LHR
-
FCA
1 stop32h 59m
United Airlines
Deal found 1/28$762
This Ovago deal was found by Cheapflights users on 1/27. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/263:20 pm
FCA
-
LHR
1 stop32h 45m
Scandinavian Airlines
Thu 3/510:45 am
LHR
-
FCA
1 stop13h 50m
Scandinavian Airlines
Deal found 1/27$795
This American Airlines deal was found by Cheapflights users on 1/27. 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 8/191:25 pm
FCA
-
LHR
1 stop14h 50m
American Airlines
Wed 8/264:25 pm
LHR
-
FCA
1 stop25h 35m
American Airlines
Deal found 1/27$847
This Delta deal was found by Cheapflights users on 1/27. 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 8/195:25 am
FCA
-
LHR
2 stops17h 55m
Delta
Wed 8/266:15 am
LHR
-
FCA
2 stops23h 47m
Delta
Deal found 1/27$859
This United Airlines deal was found by Cheapflights users on 1/28. 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 3/42:41 pm
FCA
-
EDI
2 stops36h 49m
United Airlines
Tue 3/108:25 am
EDI
-
FCA
2 stops19h 32m
United Airlines
Deal found 1/28$894
This United Airlines deal was found by Cheapflights users on 1/27. 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 9/12:00 pm
FCA
-
EDI
2 stops34h 20m
United Airlines
Thu 10/19:00 am
EDI
-
FCA
2 stops44h 30m
United Airlines
Deal found 1/27$918
This United Airlines deal was found by Cheapflights users on 1/27. 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 8/2012:35 pm
FCA
-
EDI
1 stop12h 50m
United Airlines
Sat 8/299:00 am
EDI
-
FCA
2 stops40h 35m
United Airlines
Deal found 1/27$1,009
This United Airlines deal was found by Cheapflights users on 1/28. 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 8/212:00 pm
FCA
-
EDI
2 stops34h 20m
United Airlines
Sat 8/299:00 am
EDI
-
FCA
2 stops40h 35m
United Airlines
Deal found 1/28$1,018
This Gurufare deal was found by Cheapflights users on 1/26. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2011:12 am
FCA
-
LGW
2 stops17h 33m
Multiple Airlines
Tue 5/261:00 pm
LGW
-
FCA
2 stops17h 58m
Multiple Airlines
Deal found 1/26$1,107
This Gurufare deal was found by Cheapflights users on 1/27. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/267:53 pm
FCA
-
LGW
2 stops32h 02m
Multiple Airlines
Thu 3/511:55 am
LGW
-
FCA
2 stops38h 18m
Multiple Airlines
Deal found 1/27$1,141
This oojo deal was found by Cheapflights users on 1/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/147:53 pm
FCA
-
EDI
2 stops37h 22m
Multiple Airlines
Sat 3/211:05 pm
EDI
-
FCA
2 stops54h 07m
Multiple Airlines
Deal found 1/28$1,331

Find 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 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$644
(Delta)

One-way from

$430
(Kiwi.com)

Popular in

December

Cheapest in

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

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 29, 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

Thu 2/26

5:00 am-7:05 am

2 stops19h 05m

London Heathrow

Thu 3/5

6:20 am-5:35 pm

2 stops18h 15m

$644

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Wed 2/25

6:00 am-9:40 am

1 stop20h 40m

London Heathrow

Sun 3/1

11:35 am-1:34 pm

1 stop32h 59m

$762

KalispellEdinburgh

FCA - EDI

FCAEDI

Kalispell Glacier Park

Wed 3/4

2:41 pm-10:30 am

2 stops36h 49m

Edinburgh Turnhouse

Tue 3/10

8:25 am-9:57 pm

2 stops19h 32m

$894

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Wed 5/20

2:33 pm-9:35 am

2 stops36h 02m

London Heathrow

Tue 5/26

8:30 am-11:41 am

2 stops34h 11m

$1,035

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Wed 5/20

1:35 pm-2:35 pm

2 stops18h 00m

London Heathrow

Tue 5/26

10:45 am-11:02 pm

2 stops19h 17m

$1,043

KalispellLondon

FCA - LGW

FCALGW

Kalispell Glacier Park

Wed 5/20

11:12 am-11:45 am

2 stops17h 33m

London Gatwick

Tue 5/26

1:00 pm-11:58 pm

2 stops17h 58m

$1,107

KalispellLondon

FCA - LGW

FCALGW

Kalispell Glacier Park

Thu 2/26

7:53 pm-10:55 am

2 stops32h 02m

London Gatwick

Thu 3/5

11:55 am-7:13 pm

2 stops38h 18m

$1,141

KalispellEdinburgh

FCA - EDI

FCAEDI

Kalispell Glacier Park

Sat 3/14

7:53 pm-3:15 pm

2 stops37h 22m

Edinburgh Turnhouse

Sat 3/21

1:05 pm-1:12 pm

2 stops54h 07m

$1,331

KalispellLondon

FCA - LGW

FCALGW

Kalispell Glacier Park

Wed 6/17

12:51 pm-2:40 pm

2 stops18h 49m

London Gatwick

Sat 6/20

10:20 am-11:59 pm

2 stops20h 39m

$1,334

KalispellLondon

FCA - LGW

FCALGW

Kalispell Glacier Park

Sun 3/1

7:53 pm-10:55 am

2 stops32h 02m

London Gatwick

Wed 3/18

11:55 am-11:47 pm

2 stops17h 52m

$3,934

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 32 results
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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 29, 2026.
Read reviews from past customers who have flown Delta 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
8,127 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

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
8,127 reviews
Delta
7.9
Good
8,127 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

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
9,215 reviews
Delta
7.9
Good
8,127 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

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?

    Delta and United Airlines can get you from Kalispell to United Kingdom in just under 19h 05m. Your travel time can differ by up to 1h 35m. 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.

See more FAQs

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Alternative routes for Kalispell to United Kingdom

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Top airline flying from Kalispell to United Kingdom

Discover the top airline 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 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$671Average$912FlexibilityNo cancel feeOn-time69%

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