How long does it take to fly to London Heathrow Airport?

If you’re flying from a popular airport in Montana, such as Great Falls or Bozeman, and flying into London Heathrow Airport, then you can expect flight times to average 11h 55m and 12h 46m, respectively.

What is the cheapest airline that flies from Montana to London Heathrow?

United Airlines, Air France, and Alaska Airlines are the most popular carriers operating from Montana to London Heathrow

When did momondo last update prices for flights from Montana to London Heathrow Airport?

Prices for flights from Montana to London Heathrow Airport were last updated today.

How old do you have to be to fly from Montana to London Heathrow Airport?

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 Montana to London Heathrow Airport.

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

The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£240 Cheap Flights from Montana to London Heathrow Airport in 2026/27

Find the cheapest flights from Montana to London

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

12:58 - 10:00BIL Billings Logan Intl-LHR London Heathrow

15h 02m1 stop Salt Lake City

06:20 - 20:15LHR London Heathrow-BIL Billings Logan Intl

20h 55m2 stops Paris Charles de Gaulle Minneapolis St Paul

£548Multiple Airlines

Tue, 27 Oct - Tue, 3 Nov

19:32 - 12:20BIL Billings Logan Intl-LHR London Heathrow

34h 48m1 stop Seattle/Tacoma Intl

14:45 - 11:15LHR London Heathrow-BIL Billings Logan Intl

27h 30m1 stop Seattle/Tacoma Intl

£551Alaska Airlines

Tue, 27 Oct - Tue, 3 Nov

14:00 - 13:05BZN Bozeman Gallatin Field-LHR London Heathrow

16h 05m1 stop Minneapolis St Paul

09:50 - 23:57LHR London Heathrow-BZN Bozeman Gallatin Field

20h 07m1 stop Minneapolis St Paul

£552Virgin Atlantic

Thu, 22 Oct - Mon, 26 Oct

06:23 - 06:45BIL Billings Logan Intl-LHR London Heathrow

17h 22m2 stops Minneapolis St Paul Boston Logan Intl

20:05 - 20:15LHR London Heathrow-BIL Billings Logan Intl

31h 10m2 stops New York John F Kennedy Intl Minneapolis St Paul

£553Delta

Mon, 28 Sep - Tue, 13 Oct

14:00 - 13:05BZN Bozeman Gallatin Field-LHR London Heathrow

16h 05m1 stop Minneapolis St Paul

11:45 - 22:37LHR London Heathrow-BZN Bozeman Gallatin Field

17h 52m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

£555Virgin Atlantic

Tue, 13 Oct - Tue, 20 Oct

13:14 - 11:00MSO Missoula Johnson-Bell Field-LHR London Heathrow

14h 46m1 stop Salt Lake City

20:25 - 19:54LHR London Heathrow-MSO Missoula Johnson-Bell Field

29h 29m2 stops Amsterdam Schiphol Minneapolis St Paul

£555KLM

Tue, 13 Oct - Tue, 27 Oct

08:25 - 11:20BZN Bozeman Gallatin Field-LHR London Heathrow

19h 55m1 stop Seattle/Tacoma Intl

06:15 - 17:51LHR London Heathrow-BZN Bozeman Gallatin Field

18h 36m2 stops Paris Charles de Gaulle Salt Lake City

£556Delta

Wed, 7 Oct - Wed, 14 Oct

13:14 - 10:00MSO Missoula Johnson-Bell Field-LHR London Heathrow

14h 46m1 stop Salt Lake City

20:25 - 19:54LHR London Heathrow-MSO Missoula Johnson-Bell Field

30h 29m2 stops Amsterdam Schiphol Minneapolis St Paul

£556Multiple Airlines

Mon, 26 Oct - Mon, 2 Nov

12:28 - 10:00FCA Kalispell Glacier Park-LHR London Heathrow

15h 32m1 stop Salt Lake City

06:20 - 22:57LHR London Heathrow-FCA Kalispell Glacier Park

23h 37m2 stops Paris Charles de Gaulle Salt Lake City

£556Multiple Airlines

Tue, 27 Oct - Tue, 3 Nov

13:12 - 15:35BZN Bozeman Gallatin Field-LHR London Heathrow

19h 23m2 stops Salt Lake City Seattle/Tacoma Intl

11:45 - 22:37LHR London Heathrow-BZN Bozeman Gallatin Field

17h 52m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

£559Virgin Atlantic

Tue, 13 Oct - Tue, 20 Oct

Cheap last-minute flights

Enter your travel dates to find the best prices.

17:18 - 07:40HLN Helena-LHR London Heathrow

31h 22m2 stops Seattle/Tacoma Intl Chicago O'Hare Intl

16:35 - 16:41LHR London Heathrow-HLN Helena

31h 06m2 stops Newark Seattle/Tacoma Intl

£1,076Multiple Airlines

Sat, 19 Sep - Fri, 25 Sep

17:18 - 06:45HLN Helena-LHR London Heathrow

30h 27m1 stop Seattle/Tacoma Intl

16:35 - 16:41LHR London Heathrow-HLN Helena

31h 06m2 stops Newark Seattle/Tacoma Intl

£1,081Multiple Airlines

Sat, 19 Sep - Fri, 25 Sep

17:18 - 15:05HLN Helena-LHR London Heathrow

14h 47m1 stop Seattle/Tacoma Intl

17:00 - 16:41LHR London Heathrow-HLN Helena

30h 41m1 stop Seattle/Tacoma Intl

£1,092Alaska Airlines

Sat, 19 Sep - Fri, 25 Sep

12:57 - 17:40HLN Helena-LHR London Heathrow

21h 43m3 stops Salt Lake City Los Angeles Kastrup Copenhagen

21:05 - 22:29LHR London Heathrow-HLN Helena

32h 24m3 stops Stockholm Arlanda Newark Salt Lake City

£1,538Multiple Airlines

Sat, 19 Sep - Fri, 25 Sep

12:20 - 07:45BZN Bozeman Gallatin Field-LHR London Heathrow

36h 25m1 stop Houston George Bush Intcntl

08:00 - 19:12LHR London Heathrow-BZN Bozeman Gallatin Field

18h 12m1 stop Chicago O'Hare Intl

£1,865Lufthansa

Sun, 20 Sep - Sat, 10 Oct

12:20 - 07:45BZN Bozeman Gallatin Field-LHR London Heathrow

36h 25m1 stop Houston George Bush Intcntl

08:00 - 21:04LHR London Heathrow-BZN Bozeman Gallatin Field

20h 04m2 stops Chicago O'Hare Intl Denver Intl

£1,868Brussels Airlines

Sun, 20 Sep - Sat, 10 Oct

12:20 - 07:45BZN Bozeman Gallatin Field-LHR London Heathrow

36h 25m1 stop Houston George Bush Intcntl

08:00 - 21:04LHR London Heathrow-BZN Bozeman Gallatin Field

20h 04m2 stops Chicago O'Hare Intl Denver Intl

£1,868Brussels Airlines

Sun, 20 Sep - Sat, 10 Oct

14:30 - 06:45BZN Bozeman Gallatin Field-LHR London Heathrow

33h 15m2 stops Denver Intl Chicago O'Hare Intl

08:00 - 21:04LHR London Heathrow-BZN Bozeman Gallatin Field

20h 04m2 stops Chicago O'Hare Intl Denver Intl

£1,943Lufthansa

Sun, 20 Sep - Sat, 10 Oct

12:20 - 07:45BZN Bozeman Gallatin Field-LHR London Heathrow

36h 25m1 stop Houston George Bush Intcntl

08:00 - 19:12LHR London Heathrow-BZN Bozeman Gallatin Field

18h 12m1 stop Chicago O'Hare Intl

£1,999Lufthansa

Sun, 20 Sep - Sat, 10 Oct

12:20 - 07:45BZN Bozeman Gallatin Field-LHR London Heathrow

36h 25m1 stop Houston George Bush Intcntl

08:00 - 21:04LHR London Heathrow-BZN Bozeman Gallatin Field

20h 04m2 stops Chicago O'Hare Intl Denver Intl

£2,003Brussels Airlines

Sun, 20 Sep - Sat, 10 Oct

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Delta flights from Montana to London Heathrow Airport

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

Delta

28 Sept

BIL06:23Billings Logan Intl

17h 22m

2 stops

LHR06:45London Heathrow

13 Oct

LHR20:05London Heathrow

31h 10m

2 stops

BIL20:15Billings Logan Intl

£553

Delta

7 Oct

BZN08:25Bozeman Gallatin Field

19h 55m

1 stop

LHR11:20London Heathrow

14 Oct

LHR06:15London Heathrow

18h 36m

2 stops

BZN17:51Bozeman Gallatin Field

£556

Delta

27 Oct

MSO05:30Missoula Johnson-Bell Field

20h 15m

2 stops

LHR07:45London Heathrow

3 Nov

LHR06:30London Heathrow

20h 24m

2 stops

MSO19:54Missoula Johnson-Bell Field

£559

Virgin Atlantic flights from Montana to London Heathrow Airport

Our best Virgin Atlantic deals on Montana to London Heathrow Airport flight tickets

Virgin Atlantic

22 Oct

BZN14:00Bozeman Gallatin Field

16h 05m

1 stop

LHR13:05London Heathrow

26 Oct

LHR09:50London Heathrow

20h 07m

1 stop

BZN23:57Bozeman Gallatin Field

£552

Virgin Atlantic

13 Oct

BZN14:00Bozeman Gallatin Field

16h 05m

1 stop

LHR13:05London Heathrow

20 Oct

LHR11:45London Heathrow

17h 52m

2 stops

BZN22:37Bozeman Gallatin Field

£555

Virgin Atlantic

13 Oct

BZN13:12Bozeman Gallatin Field

19h 23m

2 stops

LHR15:35London Heathrow

20 Oct

LHR11:45London Heathrow

17h 52m

2 stops

BZN22:37Bozeman Gallatin Field

£559

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BillingsLondon

BIL Billings Logan Intl - LHR London Heathrow

BILLHR

Billings Logan Intl

Tue 27/10

12:58-10:00

1 stop15h 02m

London Heathrow

Tue 3/11

06:20-20:15

2 stops20h 55m

£548

BillingsLondon

BIL Billings Logan Intl - LHR London Heathrow

BILLHR

Billings Logan Intl

Tue 27/10

19:32-12:20

1 stop34h 48m

London Heathrow

Tue 3/11

14:45-11:15

1 stop27h 30m

£551

BozemanLondon

BZN Bozeman Gallatin Field - LHR London Heathrow

BZNLHR

Bozeman Gallatin Field

Thu 22/10

14:00-13:05

1 stop16h 05m

London Heathrow

Mon 26/10

09:50-23:57

1 stop20h 07m

£552

BillingsLondon

BIL Billings Logan Intl - LHR London Heathrow

BILLHR

Billings Logan Intl

Mon 28/9

06:23-06:45

2 stops17h 22m

London Heathrow

Tue 13/10

20:05-20:15

2 stops31h 10m

£553

Fastest return journey

BozemanLondon

BZN Bozeman Gallatin Field - LHR London Heathrow

BZNLHR

Bozeman Gallatin Field

Tue 13/10

14:00-13:05

1 stop16h 05m

London Heathrow

Tue 20/10

11:45-22:37

2 stops17h 52m

£555

MissoulaLondon

MSO Missoula Johnson-Bell Field - LHR London Heathrow

MSOLHR

Missoula Johnson-Bell Field

Tue 13/10

13:14-11:00

1 stop14h 46m

London Heathrow

Tue 27/10

20:25-19:54

2 stops29h 29m

£555

BozemanLondon

BZN Bozeman Gallatin Field - LHR London Heathrow

BZNLHR

Bozeman Gallatin Field

Wed 7/10

08:25-11:20

1 stop19h 55m

London Heathrow

Wed 14/10

06:15-17:51

2 stops18h 36m

£556

MissoulaLondon

MSO Missoula Johnson-Bell Field - LHR London Heathrow

MSOLHR

Missoula Johnson-Bell Field

Mon 26/10

13:14-10:00

1 stop14h 46m

London Heathrow

Mon 2/11

20:25-19:54

2 stops30h 29m

£556

KalispellLondon

FCA Kalispell Glacier Park - LHR London Heathrow

FCALHR

Kalispell Glacier Park

Tue 27/10

12:28-10:00

1 stop15h 32m

London Heathrow

Tue 3/11

06:20-22:57

2 stops23h 37m

£556

BozemanLondon

BZN Bozeman Gallatin Field - LHR London Heathrow

BZNLHR

Bozeman Gallatin Field

Tue 13/10

13:12-15:35

2 stops19h 23m

London Heathrow

Tue 20/10

11:45-22:37

2 stops17h 52m

£559

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Montana 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

Other information

What is the cheapest month to fly to London Heathrow Airport?

In general, February is the cheapest month to fly from Montana to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £0. The month of March is another great option to travel to London Heathrow Airport, with average flight prices from Montana averaging around £612.

Cheap Montana to London Heathrow Airport flight deals and tips

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

Best price found	£240
Fastest flight time	11h 55m
Direct flights	None

The best one-way flight to London Heathrow Airport from Montana in the past 72 hours is £240. The best return flight deal from Montana to London Heathrow Airport found on momondo in the last 72 hours is £548.

The fastest flight from Montana to London Heathrow Airport takes 11h 55m

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

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Frequently asked questions about flying from Montana to London Heathrow Airport

When did momondo last update prices for flights from Montana to London Heathrow Airport?
Prices for flights from Montana to London Heathrow Airport were last updated today.
How old do you have to be to fly from Montana to London Heathrow Airport?
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 Montana to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Eastbourne

Wembley

Gatwick

Milton Keynes

Stratford-upon-Avon

Southend-on-Sea

Luton

Northampton

Slough

Ipswich

Swindon

Maidstone

Folkestone

Hastings

Ilford

Canterbury

Poole

Chichester

Salisbury

Hayes

Why use momondo?

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

Finding the right flight to London from Montana is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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

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

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

momondo helps you find the best flight between Montana and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Montana to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.