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.

£458 Cheap Flights from Kalispell to London Heathrow Airport in 2026

Voted winner of Europe's Best Travel App 2023

Find the cheapest flights from Kalispell to London

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

16:17 - 14:10

FCA

LHR

14h 53m

1 stop

06:55 - 21:36

LHR

FCA

21h 41m

2 stops

£656United Airlines

Mon, 12 Oct - Tue, 20 Oct

14:30 - 17:05

FCA

LHR

19h 35m

2 stops

07:25 - 21:36

LHR

FCA

21h 11m

2 stops

£662United Airlines

Mon, 12 Oct - Tue, 20 Oct

14:05 - 12:20

FCA

LHR

15h 15m

1 stop

14:45 - 23:59

LHR

FCA

16h 14m

1 stop

£663Alaska Airlines

Tue, 3 Nov - Thu, 5 Nov

06:15 - 09:40

FCA

LHR

20h 25m

1 stop

18:00 - 21:42

LHR

FCA

34h 42m

2 stops

£665United Airlines

Tue, 3 Nov - Thu, 5 Nov

06:15 - 09:40

FCA

LHR

20h 25m

1 stop

18:00 - 21:42

LHR

FCA

34h 42m

2 stops

£665United Airlines

Tue, 3 Nov - Thu, 5 Nov

06:15 - 07:55

FCA

LHR

18h 40m

2 stops

18:00 - 21:42

LHR

FCA

34h 42m

2 stops

£668United Airlines

Tue, 3 Nov - Thu, 5 Nov

06:15 - 07:55

FCA

LHR

18h 40m

2 stops

18:00 - 21:42

LHR

FCA

34h 42m

2 stops

£669United Airlines

Tue, 3 Nov - Thu, 5 Nov

17:12 - 12:35

FCA

LHR

12h 23m

1 stop

07:30 - 21:36

LHR

FCA

21h 06m

2 stops

£701United Airlines

Sun, 11 Oct - Sun, 18 Oct

06:05 - 11:35

FCA

LHR

22h 30m

2 stops

07:30 - 21:36

LHR

FCA

21h 06m

2 stops

£704United Airlines

Sun, 11 Oct - Sun, 18 Oct

10:45 - 12:25

FCA

LHR

18h 40m

1 stop

17:50 - 18:54

LHR

FCA

32h 04m

2 stops

£709United Airlines

Tue, 11 Aug - Tue, 18 Aug

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United Airlines flights from Kalispell to London Heathrow Airport

Our best United Airlines deals on Kalispell to London Heathrow Airport flight tickets

United Airlines

12 Oct

FCA16:17Kalispell Glacier Park

14h 53m

1 stop

LHR14:10London Heathrow

20 Oct

LHR06:55London Heathrow

21h 41m

2 stops

FCA21:36Kalispell Glacier Park

£656

United Airlines

12 Oct

FCA14:30Kalispell Glacier Park

19h 35m

2 stops

LHR17:05London Heathrow

20 Oct

LHR07:25London Heathrow

21h 11m

2 stops

FCA21:36Kalispell Glacier Park

£662

United Airlines

3 Nov

FCA06:15Kalispell Glacier Park

20h 25m

1 stop

LHR09:40London Heathrow

5 Nov

LHR18:00London Heathrow

34h 42m

2 stops

FCA21:42Kalispell Glacier Park

£665

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

Mon 12/10

16:17-14:10

1 stop14h 53m

London Heathrow

Tue 20/10

06:55-21:36

2 stops21h 41m

£656

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Mon 12/10

14:30-17:05

2 stops19h 35m

London Heathrow

Tue 20/10

07:25-21:36

2 stops21h 11m

£662

Fastest return journey

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Tue 3/11

14:05-12:20

1 stop15h 15m

London Heathrow

Thu 5/11

14:45-23:59

1 stop16h 14m

£663

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Tue 3/11

06:15-09:40

1 stop20h 25m

London Heathrow

Thu 5/11

18:00-21:42

2 stops34h 42m

£665

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Tue 3/11

06:15-09:40

1 stop20h 25m

London Heathrow

Thu 5/11

18:00-21:42

2 stops34h 42m

£665

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Tue 3/11

06:15-07:55

2 stops18h 40m

London Heathrow

Thu 5/11

18:00-21:42

2 stops34h 42m

£668

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Tue 3/11

06:15-07:55

2 stops18h 40m

London Heathrow

Thu 5/11

18:00-21:42

2 stops34h 42m

£669

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Sun 11/10

17:12-12:35

1 stop12h 23m

London Heathrow

Sun 18/10

07:30-21:36

2 stops21h 06m

£701

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Sun 11/10

06:05-11:35

2 stops22h 30m

London Heathrow

Sun 18/10

07:30-21:36

2 stops21h 06m

£704

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Tue 11/8

10:45-12:25

1 stop18h 40m

London Heathrow

Tue 18/8

17:50-18:54

2 stops32h 04m

£709

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 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

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

United Airlines is the most popular carrier operating from Kalispell Glacier Park to London Heathrow

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	14h 53m
Direct flights	None

The fastest flight from Kalispell to London Heathrow Airport takes 14h 53m

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

Frequently asked questions about flying from Kalispell to London Heathrow Airport

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 14h 53m.
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

Wembley

Gatwick

Milton Keynes

Luton

Stratford-upon-Avon

Southend-on-Sea

Slough

Northampton

Maidstone

Ipswich

Swindon

Ilford

Canterbury

Folkestone

Poole

Guildford

Hayes

Chichester

Hastings

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. 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.