United Kingdom

$597+ 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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — LHR
Mar 11 — Mar 181
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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 February 9, 2026.

This United Airlines deal was found by Cheapflights users on 2/5. 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.
Sat 3/72:41 pm
FCA
-
LHR
1 stop11h 59m
United Airlines
Sat 3/1411:35 am
LHR
-
FCA
1 stop16h 22m
United Airlines
Deal found 2/5$662
This United Airlines deal was found by Cheapflights users on 2/8. 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 3/252:41 pm
FCA
-
LHR
1 stop12h 59m
United Airlines
Wed 4/16:55 am
LHR
-
FCA
2 stops37h 36m
United Airlines
Deal found 2/8$770
This Delta deal was found by Cheapflights users on 2/6. 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.
Mon 8/173:00 pm
FCA
-
LHR
1 stop15h 05m
Delta
Fri 8/289:55 am
LHR
-
FCA
2 stops20h 51m
Delta
Deal found 2/6$818
This Delta deal was found by Cheapflights users on 2/6. 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.
Mon 8/173:00 pm
FCA
-
LHR
1 stop15h 05m
Delta
Wed 8/266:30 am
LHR
-
FCA
2 stops24h 16m
Delta
Deal found 2/6$819
This Delta deal was found by Cheapflights users on 2/6. 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.
Tue 8/186:59 am
FCA
-
LHR
1 stop23h 06m
Delta
Wed 8/266:30 am
LHR
-
FCA
2 stops24h 16m
Delta
Deal found 2/6$825
This Delta deal was found by Cheapflights users on 2/6. 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 8/165:25 am
FCA
-
LHR
2 stops23h 45m
Delta
Thu 8/276:15 am
LHR
-
FCA
2 stops23h 47m
Delta
Deal found 2/6$830
This Delta deal was found by Cheapflights users on 2/6. 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.
Tue 8/186:59 am
FCA
-
LHR
1 stop23h 06m
Delta
Thu 8/276:15 am
LHR
-
FCA
2 stops24h 31m
Delta
Deal found 2/6$832
This United Airlines deal was found by Cheapflights users on 2/8. 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 pm
FCA
-
EDI
2 stops32h 31m
United Airlines
Thu 10/19:00 am
EDI
-
FCA
2 stops37h 53m
United Airlines
Deal found 2/8$912
This United Airlines deal was found by Cheapflights users on 2/8. 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.
Thu 8/208:30 am
FCA
-
EDI
1 stop16h 55m
United Airlines
Sat 8/299:15 am
EDI
-
FCA
2 stops43h 15m
United Airlines
Deal found 2/8$1,004
This KAYAK deal was found by Cheapflights users on 2/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2011:12 am
FCA
-
LGW
2 stops20h 28m
Multiple Airlines
Tue 5/261:00 pm
LGW
-
FCA
2 stops17h 58m
Multiple Airlines
Deal found 2/6$1,006
This United Airlines deal was found by Cheapflights users on 2/8. 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.
Fri 8/2110:47 am
FCA
-
EDI
2 stops37h 33m
United Airlines
Sat 8/299:15 am
EDI
-
FCA
2 stops43h 15m
United Airlines
Deal found 2/8$1,012
This United Airlines deal was found by Cheapflights users on 2/8. 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 3/42:41 pm
FCA
-
EDI
2 stops34h 14m
United Airlines
Tue 3/108:25 am
EDI
-
FCA
2 stops19h 32m
United Airlines
Deal found 2/8$1,045

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 February 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$662
(United Airlines)

One-way from

$597
(KAYAK)

Popular in

March

Cheapest in

May
Provider with most accurate pricing for Kalispell Glacier Park-London (LON) flight deals.
Provider most trusted by Cheapflights users for Kalispell Glacier Park-London (LON) flights.
From Kalispell Glacier Park to United Kingdom
One-way flight from Kalispell Glacier Park to United Kingdom
Highest demand for flights based on searches. 23% potential increase in price ($351 potential increase over avg. RT price).
Cheapest flight prices on average. 8% potential price decrease ($93 potential savings vs. average RT price).

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 February 9, 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

Sat 3/7

2:41 pm-9:40 am

1 stop11h 59m

London Heathrow

Sat 3/14

3:20 pm-11:53 am

2 stops26h 33m

$666

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Wed 3/25

2:41 pm-9:40 am

1 stop12h 59m

London Heathrow

Wed 4/1

6:55 am-1:31 pm

2 stops37h 36m

$770

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Wed 3/4

2:41 pm-9:40 am

1 stop11h 59m

London Heathrow

Sun 3/8

11:35 am-9:57 pm

1 stop16h 22m

$861

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Thu 5/14

6:00 am-9:40 am

1 stop20h 40m

London Heathrow

Thu 5/28

5:40 pm-9:30 pm

2 stops34h 50m

$976

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

$1,045

KalispellEdinburgh

FCA - EDI

FCAEDI

Kalispell Glacier Park

Wed 3/4

12:20 pm-11:10 pm

2 stops27h 50m

Edinburgh Turnhouse

Tue 3/10

5:00 pm-5:18 pm

2 stops30h 18m

$1,131

KalispellLondon

FCA - LGW

FCALGW

Kalispell Glacier Park

Wed 3/25

6:05 am-10:55 am

2 stops22h 50m

London Gatwick

Wed 4/1

3:40 pm-7:46 pm

2 stops35h 06m

$1,191

KalispellEdinburgh

FCA - EDI

FCAEDI

Kalispell Glacier Park

Sat 3/7

6:00 am-7:55 am

2 stops18h 55m

Edinburgh Turnhouse

Sat 3/14

11:30 am-12:34 pm

2 stops31h 04m

$1,241

KalispellEdinburgh

FCA - EDI

FCAEDI

Kalispell Glacier Park

Sat 3/7

6:00 am-7:55 am

1 stop18h 55m

Edinburgh Turnhouse

Sat 3/14

1:00 pm-11:53 am

2 stops28h 53m

$1,268

KalispellEdinburgh

FCA - EDI

FCAEDI

Kalispell Glacier Park

Sat 3/7

6:15 am-9:10 am

3 stops19h 55m

Edinburgh Turnhouse

Sat 3/14

8:15 am-11:57 pm

3 stops21h 42m

$2,009

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/7

Showing 1-10 of 13 results
1
2

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 February 9, 2026.
Read reviews from past customers who have flown 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.

Entertainment

7.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Entertainment

7.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 and KLM can get you from Kalispell to United Kingdom in just under 11h 59m. Your travel time can differ by up to 15h 51m. 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?

  • 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

See prices for flight routes from nearby airports that may be better suited for you.

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 February 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$671Average$912FlexibilityNo cancel feeOn-time69%

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