What is the cheapest airline that flies from Montana to United Kingdom?

JetBlue, United Airlines, and Lufthansa are the most popular carriers operating from Montana to United Kingdom

How long is the flight from Montana to United Kingdom?

The flight from Montana to United Kingdom depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Bozeman (a popular airport in Montana) to London Heathrow Airport (the most popular airport in United Kingdom), then the flight time is 11h 57m on average. If you fly from Missoula (another popular airport in Montana) to London Heathrow Airport, then the average flight time is 12h 03m.

What airlines fly to United Kingdom?

United Airlines, Delta and KLM are the top three most popular airlines that fly to United Kingdom from Montana according to our data. United Airlines is the first choice among our users, with 76% of people opting to fly with this airline when traveling to United Kingdom. Keep in mind that there are 4 different airlines that fly to United Kingdom on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Montana to United Kingdom?

Prices for flights from Montana to United Kingdom were last updated today.

How many operators does momondo search for flights from Montana to United Kingdom?

As of December 2025, there are 3 operators available to choose from for flights from Montana to United Kingdom.

How old do you have to be to fly from Montana to United Kingdom?

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 United Kingdom.

What documentation or ID do you need to fly to United Kingdom?

The necessary travel and health documents for your United Kingdom trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$315 Cheap Flights from Montana to the United Kingdom in 2025/26

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Find the cheapest flights from Montana to the United Kingdom

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:25 pm - 10:00 am

MSO

LHR

13h 35m1 stop

10:45 am - 12:28 am

LHR

MSO

20h 43m1 stop

$619Virgin Atlantic

Wed, Feb 4 - Wed, Feb 11

5:15 pm - 9:20 pm

MSO

LHR

21h 05m2 stops

6:35 am - 9:51 pm

LHR

MSO

22h 16m2 stops

$620United Airlines

Wed, Feb 4 - Wed, Feb 11

2:41 pm - 9:40 am

BZN

LHR

11h 59m1 stop

11:35 am - 9:22 pm

LHR

BZN

16h 47m1 stop

$623Lufthansa

Sun, Feb 22 - Sat, Mar 7

1:25 pm - 10:00 am

MSO

LHR

13h 35m1 stop

6:30 am - 8:01 pm

LHR

MSO

20h 31m2 stops

$623KLM

Fri, Feb 6 - Fri, Feb 13

2:39 pm - 11:40 am

BZN

LHR

14h 01m1 stop

6:30 am - 8:06 pm

LHR

BZN

20h 36m2 stops

$629KLM

Sun, Jan 18 - Sun, Jan 25

6:00 am - 9:00 am

BZN

LHR

20h 00m2 stops

8:40 am - 8:08 pm

LHR

BZN

18h 28m2 stops

$639Delta

Sun, Feb 22 - Sat, Mar 7

2:44 pm - 11:10 am

BZN

LHR

13h 26m1 stop

11:30 am - 10:40 pm

LHR

BZN

18h 10m2 stops

$651Delta

Tue, Apr 14 - Tue, Apr 28

7:00 am - 7:10 am

BZN

EDI

17h 10m2 stops

11:35 am - 12:11 pm

EDI

BZN

31h 36m2 stops

$756Multiple Airlines

Sat, Apr 4 - Sat, Apr 18

1:43 pm - 1:45 pm

FCA

LHR

17h 02m1 stop

4:30 pm - 11:51 pm

LHR

FCA

14h 21m1 stop

$773Multiple Airlines

Thu, Apr 23 - Mon, May 4

2:40 pm - 5:55 pm

BZN

LCY

20h 15m2 stops

9:15 am - 9:32 pm

LCY

BZN

19h 17m2 stops

$818Lufthansa

Tue, Apr 14 - Tue, Apr 28

Lufthansa flights from Montana to United Kingdom

Our best Lufthansa deals on Montana to United Kingdom flight tickets

Lufthansa

Feb 22

BZN2:41 pmBozeman Gallatin Field

11h 59m

1 stop

LHR9:40 amLondon Heathrow

Mar 7

LHR11:35 amLondon Heathrow

16h 47m

1 stop

BZN9:22 pmBozeman Gallatin Field

$623

Find similar

Lufthansa

Mar 24

BZN2:43 pmBozeman Gallatin Field

12h 57m

1 stop

LHR9:40 amLondon Heathrow

Mar 30

LHR7:30 pmLondon Heathrow

33h 30m

2 stops

BZN10:00 pmBozeman Gallatin Field

$745

Find similar

Lufthansa

Mar 24

BZN2:43 pmBozeman Gallatin Field

22h 52m

2 stops

LHR7:35 pmLondon Heathrow

Mar 30

LHR7:30 pmLondon Heathrow

33h 30m

2 stops

BZN10:00 pmBozeman Gallatin Field

$754

Find similar

United Airlines flights from Montana to United Kingdom

Our best United Airlines deals on Montana to United Kingdom flight tickets

United Airlines

Feb 4

MSO2:37 pmMissoula Johnson-Bell Field

12h 03m

1 stop

LHR9:40 amLondon Heathrow

Feb 11

LHR6:35 amLondon Heathrow

22h 16m

2 stops

MSO9:51 pmMissoula Johnson-Bell Field

$620

Find similar

United Airlines

Feb 20

BTM10:00 amButte Silver Bow Co

16h 40m

1 stop

LHR9:40 amLondon Heathrow

Feb 24

LHR6:35 amLondon Heathrow

22h 51m

2 stops

BTM10:26 pmButte Silver Bow Co

$624

Find similar

United Airlines

Jan 26

GTF2:29 pmGreat Falls

34h 26m

2 stops

EDI7:55 amEdinburgh Turnhouse

Feb 2

EDI9:25 amEdinburgh Turnhouse

19h 28m

2 stops

GTF9:53 pmGreat Falls

$625

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Montana to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Wed 2/4

1:25 pm-10:00 am

1 stop13h 35m

London Heathrow

Wed 2/11

10:45 am-12:28 am

1 stop20h 43m

$619

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Wed 2/4

5:15 pm-9:20 pm

2 stops21h 05m

London Heathrow

Wed 2/11

6:35 am-9:51 pm

2 stops22h 16m

$620

BozemanLondon

BZN - LHR

BZNLHR

Bozeman Gallatin Field

Sun 2/22

2:41 pm-9:40 am

1 stop11h 59m

London Heathrow

Sat 3/7

11:35 am-9:22 pm

1 stop16h 47m

$623

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Fri 2/6

1:25 pm-10:00 am

1 stop13h 35m

London Heathrow

Fri 2/13

6:30 am-8:01 pm

2 stops20h 31m

$623

BozemanLondon

BZN - LHR

BZNLHR

Bozeman Gallatin Field

Sun 1/18

2:39 pm-11:40 am

1 stop14h 01m

London Heathrow

Sun 1/25

6:30 am-8:06 pm

2 stops20h 36m

$629

BozemanLondon

BZN - LHR

BZNLHR

Bozeman Gallatin Field

Sun 2/22

6:00 am-9:00 am

2 stops20h 00m

London Heathrow

Sat 3/7

8:40 am-8:08 pm

2 stops18h 28m

$639

BozemanLondon

BZN - LHR

BZNLHR

Bozeman Gallatin Field

Tue 4/14

2:44 pm-11:10 am

1 stop13h 26m

London Heathrow

Tue 4/28

11:30 am-10:40 pm

2 stops18h 10m

$651

BozemanEdinburgh

BZN - EDI

BZNEDI

Bozeman Gallatin Field

Sat 4/4

7:00 am-7:10 am

2 stops17h 10m

Edinburgh Turnhouse

Sat 4/18

11:35 am-12:11 pm

2 stops31h 36m

$756

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Thu 4/23

1:43 pm-1:45 pm

1 stop17h 02m

London Heathrow

Mon 5/4

4:30 pm-11:51 pm

1 stop14h 21m

$773

BozemanLondon

BZN - LCY

BZNLCY

Bozeman Gallatin Field

Tue 4/14

2:40 pm-5:55 pm

2 stops20h 15m

London City

Tue 4/28

9:15 am-9:32 pm

2 stops19h 17m

$818

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Montana to United Kingdom

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 United Kingdom?

In general, October is the cheapest month to fly from Montana to United Kingdom. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $689. If you aren’t able to travel to United Kingdom during the month of October, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $730.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from Montana to United Kingdom is on a Monday when prices can be found for as low as $800. The most expensive day to fly to United Kingdom is Thursday, with ticket prices averaging around $1,005.

What is the cheapest time of day to depart on your flight to United Kingdom?

According to our data, the cheapest time of day to fly to United Kingdom is in the morning. momondo users have found flights departing from Montana to United Kingdom in the morning for as low as $852. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to United Kingdom are more costly in the afternoon, with an average ticket price of $867. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap Montana to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montana to United Kingdom

Fastest flight time	11h 55m
Direct flights	None

The fastest flight from Montana to United Kingdom takes 11h 55m

There are no direct flights from Montana to United Kingdom. There are no popular flight routes from Montana to United Kingdom.

Search flight deals

When did momondo last update prices for flights from Montana to United Kingdom?
Prices for flights from Montana to United Kingdom were last updated today.
How many operators does momondo search for flights from Montana to United Kingdom?
As of December 2025, there are 3 operators available to choose from for flights from Montana to United Kingdom.
How old do you have to be to fly from Montana to United Kingdom?
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 United Kingdom.
What documentation or ID do you need to fly to United Kingdom?
The necessary travel and health documents for your United Kingdom trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Montana to United Kingdom

Compare and see reviews for airlines that fly from Montana to United Kingdom with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $604	Free Cancellation	Rating 7.9 8,014 reviews	Search Delta flights
United Airlines	PriceFrom $645	Free Cancellation	Rating 7.4 9,105 reviews	Search United Airlines flights
Virgin Atlantic	PriceFrom $707	Free Cancellation	Rating 7.5 677 reviews	Search Virgin Atlantic flights
KLM	PriceFrom $799	Free Cancellation	Rating 7.7 1,434 reviews	Search KLM flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Montana to United Kingdom. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to United Kingdom from Montana which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Montana to United Kingdom?

Once all potential Montana to United Kingdom 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 Montana to United Kingdom right now. Can momondo alert me if prices change?

Price alerts on flights to United Kingdom from Montana are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.