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

Brussels Airlines, British Airways, and KLM are the most popular carriers operating from Kalispell Glacier Park to London Heathrow

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

Prices for flights from Kalispell Glacier Park Airport to London Heathrow Airport refresh daily.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kalispell Glacier Park Airport to London Heathrow Airport.

What documentation or ID do you need to fly to London Heathrow Airport?

The required travel and health documents for your London Heathrow Airport 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 Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£395 Cheap Flights from Kalispell to London Heathrow Airport in 2026

Q: What is the typical price of a round-trip flight between Kalispell and London Heathrow Airport?

Prices are currently high for flights on this route. Typical prices usually range from £587 to £534. The lowest price recently found on this route was £687.

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Find the cheapest flights from Kalispell to London

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

15:29 - 14:25

FCA

LHR

15h 56m

1 stop

16:25 - 11:37

LHR

FCA

26h 12m

1 stop

£687American Airlines

Wed, 19 Aug - Wed, 26 Aug

15:29 - 12:10

FCA

LHR

13h 41m

1 stop

14:45 - 12:34

LHR

FCA

28h 49m

1 stop

£688American Airlines

Wed, 19 Aug - Wed, 26 Aug

14:33 - 09:40

FCA

LHR

12h 07m

1 stop

07:25 - 13:31

LHR

FCA

37h 06m

2 stops

£711United Airlines

Tue, 28 Apr - Tue, 5 May

15:29 - 14:25

FCA

LHR

15h 56m

1 stop

10:45 - 22:56

LHR

FCA

19h 11m

2 stops

£712Multiple Airlines

Wed, 19 Aug - Wed, 26 Aug

06:00 - 10:40

FCA

LHR

21h 40m

2 stops

10:50 - 13:31

LHR

FCA

33h 41m

2 stops

£715United Airlines

Tue, 28 Apr - Tue, 5 May

14:33 - 12:25

FCA

LHR

14h 52m

1 stop

11:25 - 21:57

LHR

FCA

17h 32m

1 stop

£729United Airlines

Tue, 28 Apr - Tue, 5 May

14:33 - 09:40

FCA

LHR

12h 07m

1 stop

14:50 - 21:57

LHR

FCA

14h 07m

1 stop

£729United Airlines

Mon, 4 May - Wed, 13 May

14:33 - 09:40

FCA

LHR

12h 07m

1 stop

11:25 - 21:57

LHR

FCA

17h 32m

1 stop

£730United Airlines

Mon, 4 May - Wed, 13 May

06:00 - 08:20

FCA

LHR

19h 20m

2 stops

11:25 - 21:57

LHR

FCA

17h 32m

1 stop

£732United Airlines

Mon, 4 May - Wed, 13 May

14:33 - 21:25

FCA

LHR

23h 52m

2 stops

11:25 - 21:57

LHR

FCA

17h 32m

1 stop

£733United Airlines

Mon, 4 May - Wed, 13 May

Delta flights from Kalispell to London Heathrow Airport

Our best Delta deals on Kalispell to London Heathrow Airport flight tickets

Delta

19 Aug

FCA05:25Kalispell Glacier Park

17h 55m

2 stops

LHR06:20London Heathrow

26 Aug

LHR06:30London Heathrow

24h 16m

2 stops

FCA23:46Kalispell Glacier Park

£758

Delta

19 Aug

FCA05:25Kalispell Glacier Park

17h 55m

2 stops

LHR06:20London Heathrow

26 Aug

LHR06:30London Heathrow

23h 32m

2 stops

FCA23:02Kalispell Glacier Park

£762

Delta

19 Aug

FCA05:25Kalispell Glacier Park

17h 55m

2 stops

LHR06:20London Heathrow

26 Aug

LHR06:30London Heathrow

23h 32m

2 stops

FCA23:02Kalispell Glacier Park

£763

KLM flights from Kalispell to London Heathrow Airport

Our best KLM deals on Kalispell to London Heathrow Airport flight tickets

KLM

20 May

FCA13:20Kalispell Glacier Park

13h 40m

1 stop

LHR10:00London Heathrow

26 May

LHR10:55London Heathrow

19h 19m

1 stop

FCA23:14Kalispell Glacier Park

£940

KLM

4 Jun

FCA13:20Kalispell Glacier Park

16h 45m

2 stops

LHR13:05London Heathrow

11 Jun

LHR09:55London Heathrow

20h 43m

2 stops

FCA23:38Kalispell Glacier Park

£1,008

KLM

4 Jun

FCA12:20Kalispell Glacier Park

17h 45m

2 stops

LHR13:05London Heathrow

11 Jun

LHR09:55London Heathrow

20h 43m

2 stops

FCA23:38Kalispell Glacier Park

£1,012

momondo Fare Finder

Use the filters below to find and compare flights from Kalispell to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Wed 19/8

15:29-14:25

1 stop15h 56m

London Heathrow

Wed 26/8

16:25-11:37

1 stop26h 12m

£687

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Wed 19/8

15:29-12:10

1 stop13h 41m

London Heathrow

Wed 26/8

14:45-12:34

1 stop28h 49m

£688

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Tue 28/4

14:33-09:40

1 stop12h 07m

London Heathrow

Tue 5/5

07:25-13:31

2 stops37h 06m

£711

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Wed 19/8

15:29-14:25

1 stop15h 56m

London Heathrow

Wed 26/8

10:45-22:56

2 stops19h 11m

£712

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Tue 28/4

06:00-10:40

2 stops21h 40m

London Heathrow

Tue 5/5

10:50-13:31

2 stops33h 41m

£715

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Tue 28/4

14:33-12:25

1 stop14h 52m

London Heathrow

Tue 5/5

11:25-21:57

1 stop17h 32m

£729

Fastest return journey

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Mon 4/5

14:33-09:40

1 stop12h 07m

London Heathrow

Wed 13/5

14:50-21:57

1 stop14h 07m

£729

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Mon 4/5

14:33-09:40

1 stop12h 07m

London Heathrow

Wed 13/5

11:25-21:57

1 stop17h 32m

£730

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Mon 4/5

06:00-08:20

2 stops19h 20m

London Heathrow

Wed 13/5

11:25-21:57

1 stop17h 32m

£732

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Mon 4/5

14:33-21:25

2 stops23h 52m

London Heathrow

Wed 13/5

11:25-21:57

1 stop17h 32m

£733

Flights are sorted by cheapest return flights first.

Showing 1-10 of 18 resultsSorted by cheapest first

How to get the cheapest flight ticket from Kalispell to London Heathrow Airport

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

Prices

Airlines

What is the typical price of a round-trip flight between Kalispell and London Heathrow Airport?

When to book flights from Kalispell to London Heathrow Airport

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

Estimated return price

Cheap Kalispell to London Heathrow Airport (FCA to LHR) flight deals and tips

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

Fastest flight time	12h 07m
Direct flights	None

The fastest flight from Kalispell to London Heathrow Airport takes 12h 07m

There are no direct flights from Kalispell to London Heathrow Airport. There are no popular flight routes from Kalispell to London Heathrow Airport.

Search flight deals

How far is Kalispell Glacier Park to London Heathrow by plane?
London Heathrow is 4520.2 mi away from Kalispell Glacier Park. By plane, this route typically takes 12h 07m.
When did momondo last update prices for flights from Kalispell Glacier Park Airport to London Heathrow Airport?
Prices for flights from Kalispell Glacier Park Airport to London Heathrow Airport refresh daily.
How old do you have to be to fly from Kalispell Glacier Park Airport to London Heathrow Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kalispell Glacier Park Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The required travel and health documents for your London Heathrow Airport 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 Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Eastbourne

Milton Keynes

Luton

Gatwick

Stratford-upon-Avon

Slough

Maidstone

Northampton

Swindon

Southend-on-Sea

Wembley

Ipswich

Canterbury

Ilford

Guildford

Hayes

Chelmsford

Poole

Dover

Folkestone

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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. All flights to London from Kalispell on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Kalispell.

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

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Kalispell and alert you when they change.