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Cheap flights from Kalispell to London from £370

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kalispell to London departing on 27/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from Kalispell to London

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
06:00 - 12:20
FCA
-
LHR
23h 20m
1 stop
United Airlines Logo
07:25 - 21:57
LHR
-
FCA
21h 32m
2 stops
£475United Airlines
Tue, 5 May - Tue, 12 May
United Airlines Logo
06:00 - 09:20
FCA
-
LHR
20h 20m
2 stops
United Airlines Logo
07:25 - 21:57
LHR
-
FCA
21h 32m
2 stops
£478United Airlines
Tue, 5 May - Tue, 12 May
KLM Logo
14:49 - 13:05
FCA
-
LHR
15h 16m
1 stop
KLM Logo
10:55 - 17:33
LHR
-
FCA
13h 38m
1 stop
£496KLM
Tue, 5 May - Tue, 12 May
KLM Logo
12:10 - 10:30
FCA
-
LHR
16h 20m
2 stops
KLM Logo
17:50 - 17:18
LHR
-
FCA
29h 28m
2 stops
£541KLM
Thu, 12 Mar - Tue, 17 Mar
United Airlines Logo
13:28 - 12:00
FCA
-
LHR
16h 32m
1 stop
United Airlines Logo
06:35 - 21:57
LHR
-
FCA
21h 22m
2 stops
£561United Airlines
Thu, 12 Mar - Tue, 17 Mar
United Airlines Logo
13:28 - 12:00
FCA
-
LHR
16h 32m
1 stop
United Airlines Logo
11:35 - 21:57
LHR
-
FCA
16h 22m
1 stop
£582United Airlines
Thu, 12 Mar - Tue, 17 Mar
United Airlines Logo
06:00 - 09:40
FCA
-
LHR
20h 40m
1 stop
United Airlines Logo
11:35 - 22:12
LHR
-
FCA
17h 37m
1 stop
£630United Airlines
Wed, 25 Feb - Sun, 1 Mar
United Airlines Logo
14:41 - 09:40
FCA
-
LHR
11h 59m
1 stop
United Airlines Logo
11:35 - 22:12
LHR
-
FCA
17h 37m
1 stop
£631United Airlines
Wed, 25 Feb - Sun, 1 Mar
United Airlines Logo
14:41 - 09:40
FCA
-
LHR
11h 59m
1 stop
United Airlines Logo
12:50 - 12:39
LHR
-
FCA
30h 49m
2 stops
£633United Airlines
Wed, 25 Feb - Sun, 1 Mar
Multiple Airlines Logo
13:43 - 14:40
FCA
-
LGW
17h 57m
2 stops
Multiple Airlines Logo
13:00 - 10:32
LGW
-
FCA
28h 32m
2 stops
£744Multiple Airlines
Tue, 5 May - Tue, 12 May

KLM flights from Kalispell to London

Our best KLM deals on Kalispell to London flight tickets
KLM
5 May
FCA14:49Kalispell Glacier Park
15h 16m
1 stop
LHR13:05London Heathrow
12 May
LHR10:55London Heathrow
13h 38m
1 stop
FCA17:33Kalispell Glacier Park
£496
KLM
12 Mar
FCA12:10Kalispell Glacier Park
16h 20m
2 stops
LHR10:30London Heathrow
17 Mar
LHR17:50London Heathrow
29h 28m
2 stops
FCA17:18Kalispell Glacier Park
£541

United Airlines flights from Kalispell to London

Our best United Airlines deals on Kalispell to London flight tickets
United Airlines
5 May
FCA06:00Kalispell Glacier Park
23h 20m
1 stop
LHR12:20London Heathrow
12 May
LHR07:25London Heathrow
21h 32m
2 stops
FCA21:57Kalispell Glacier Park
£475
United Airlines
5 May
FCA06:00Kalispell Glacier Park
20h 20m
2 stops
LHR09:20London Heathrow
12 May
LHR07:25London Heathrow
21h 32m
2 stops
FCA21:57Kalispell Glacier Park
£478
United Airlines
12 Mar
FCA13:28Kalispell Glacier Park
16h 32m
1 stop
LHR12:00London Heathrow
17 Mar
LHR06:35London Heathrow
21h 22m
2 stops
FCA21:57Kalispell Glacier Park
£561

momondo Fare Finder

 
Customise your flight search to find flights from Kalispell to London 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, momondo users made 279,928 searches. Data last updated 5 February 2026.
Use the filters below to find and compare flights from Kalispell to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Tue 5/5

06:00-12:20

1 stop23h 20m

London Heathrow

Tue 12/5

07:25-21:57

2 stops21h 32m

£475

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Tue 5/5

06:00-09:20

2 stops20h 20m

London Heathrow

Tue 12/5

07:25-21:57

2 stops21h 32m

£478

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Tue 5/5

14:49-13:05

1 stop15h 16m

London Heathrow

Tue 12/5

10:55-17:33

1 stop13h 38m

£496

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Thu 12/3

12:10-10:30

2 stops16h 20m

London Heathrow

Tue 17/3

17:50-17:18

2 stops29h 28m

£541

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Thu 12/3

13:28-12:00

1 stop16h 32m

London Heathrow

Tue 17/3

06:35-21:57

2 stops21h 22m

£561

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Thu 12/3

13:28-12:00

1 stop16h 32m

London Heathrow

Tue 17/3

11:35-21:57

1 stop16h 22m

£582

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Wed 25/2

06:00-09:40

1 stop20h 40m

London Heathrow

Sun 1/3

11:35-22:12

1 stop17h 37m

£630

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Wed 25/2

14:41-09:40

1 stop11h 59m

London Heathrow

Sun 1/3

11:35-22:12

1 stop17h 37m

£631

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Wed 25/2

14:41-09:40

1 stop11h 59m

London Heathrow

Sun 1/3

12:50-12:39

2 stops30h 49m

£633

KalispellLondon

FCA - LGW

FCALGW

Kalispell Glacier Park

Tue 5/5

13:43-14:40

2 stops17h 57m

London Gatwick

Tue 12/5

13:00-10:32

2 stops28h 32m

£744

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Kalispell to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Kalispell Glacier Park to London?

Delta is the most popular carrier operating from Kalispell Glacier Park to London

When to book flights from Kalispell to London

Are you open to changing your travel dates? Check out the ideal times to fly from Kalispell to London according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Kalispell to London (FCA to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kalispell to London

Fastest flight time

11h 59m

Direct flights

None
The fastest flight from Kalispell to London takes 11h 59m
There are no direct flights from Kalispell to London. There are no popular flight routes from Kalispell to London.
Search flight deals

  • How far is Kalispell Glacier Park to London by plane?

    London is 4528.3 mi away from Kalispell Glacier Park. By plane, this route typically takes 11h 59m.

  • When did momondo last update prices for flights from Kalispell Glacier Park Airport to London?

    Prices for flights from Kalispell Glacier Park Airport to London are updated daily.

  • How old do you have to be to fly from Kalispell Glacier Park Airport to London?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kalispell Glacier Park Airport to London.

  • What documentation or ID do you need to fly to London?

    The required travel and health documents for your London trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Southend-on-Sea
Canterbury
Ipswich
Ilford
Guildford
Chelmsford
Hayes
Dover
Folkestone
Bedford
Colchester
Wembley
Worthing
Ramsgate

Why use momondo?

Why should I use momondo to find a flight deal from Kalispell to London?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Kalispell to London. momondo saves you time and could save you money on your trip.

Can I find flights from Kalispell to London with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to London from Kalispell with this policy.

How can momondo help me find flights from Kalispell to London?

Once all potential Kalispell to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Kalispell to London right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Kalispell to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport