How long is the flight from Montana to London?

There are many flights that can get you from Montana to London in 13h 23m. Fly via United Airlines, Alaska Airlines, or American Airlines to get the fastest option. The distance between Montana and London is about 4556 mi. Both multi-stop and direct flights can be found to your destination and back.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the most popular routes from Montana to London?

Most travelers choose Bozeman Gallatin Field - London Heathrow, Missoula Johnson-Bell Field - London Heathrow or Bozeman Gallatin Field - London City when deciding on the best route from Montana to London.

What is the cheapest time of day to fly from MT to LON?

When flying from Montana to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Montana to London that include hotel bookings?

Yes. In addition to deals on Montana to London flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Montana to London?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montana to London.

Can I find deals for business class flights from Montana to London?

Yes. Cheapflights offers flight deals from Montana to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£578+ Cheap Flights from Montana to London

Cheap flight deals from Montana to London

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Montana to London
Explore the most affordable flight options available from Montana to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 October 2026.

Tue 24/1114:37 -

1 stop12h 03m

Thu 3/1206:50 -

2 stops19h 14m

Deal found 22/10£705

Tue 24/1106:30 -

1 stop20h 10m

Fri 4/1206:35 -

2 stops22h 10m

Deal found 22/10£705

Tue 17/1107:00 -

1 stop20h 40m

Mon 23/1120:25 -

2 stops28h 18m

Deal found 20/10£716

Tue 17/1113:00 -

2 stops15h 40m

Mon 23/1120:25 -

2 stops28h 18m

Deal found 20/10£719

Tue 1/1214:42 -

1 stop11h 58m

Wed 9/1215:00 -

2 stops37h 51m

Deal found 21/10£719

Wed 25/1106:30 -

2 stops18h 25m

Fri 4/1215:00 -

2 stops27h 33m

Deal found 22/10£723

Tue 1/1213:54 -

1 stop15h 16m

Wed 9/1214:55 -

1 stop15h 26m

Deal found 22/10£723

Wed 25/1115:09 -

2 stops18h 21m

Thu 3/1206:30 -

2 stops24h 47m

Deal found 22/10£726

Tue 24/1107:10 -

1 stop22h 10m

Fri 4/1214:45 -

1 stop15h 48m

Deal found 22/10£730

Tue 1/1213:54 -

1 stop15h 26m

Wed 9/1214:45 -

1 stop15h 36m

Deal found 23/10£730

Mon 7/1213:19 -

1 stop13h 41m

Mon 14/1208:55 -

2 stops44h 34m

Deal found 23/10£731

Fri 4/1213:50 -

1 stop15h 30m

Fri 11/1214:45 -

1 stop15h 48m

Deal found 20/10£737

Best flights from Montana to London
Discover carefully curated flight deals from Montana to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Mon 1/306:30 -

2 stops27h 35m

Wed 3/311:10 -

2 stops41h 24m

Deal found 22/10£578

Tue 2/306:33 -

1 stop22h 47m

Fri 5/314:45 -

1 stop16h 14m

Deal found 20/10£658

Thu 18/213:37 -

1 stop13h 23m

Thu 25/206:15 -

2 stops20h 14m

Deal found 22/10£696

Thu 21/105:45 -

2 stops19h 05m

Tue 26/106:30 -

2 stops22h 51m

Deal found 20/10£710

Fri 4/1213:04 -

2 stops15h 36m

Fri 11/1210:00 -

2 stops21h 18m

Deal found 20/10£746

Wed 3/311:16 -

1 stop18h 04m

Tue 16/314:45 -

1 stop15h 14m

Deal found 23/10£659

Wed 3/312:49 -

2 stops15h 01m

Tue 16/307:30 -

2 stops21h 37m

Deal found 23/10£666

Mon 7/1213:19 -

1 stop13h 41m

Mon 14/1208:55 -

2 stops44h 34m

Deal found 23/10£731

Wed 3/310:35 -

1 stop16h 05m

Wed 10/307:30 -

2 stops20h 42m

Deal found 22/10£666

Tue 6/414:10 -

1 stop17h 55m

Sun 18/417:00 -

1 stop13h 59m

Deal found 20/10£699

Tue 16/306:31 -

1 stop21h 09m

Thu 25/315:00 -

2 stops36h 40m

Deal found 22/10£675

Fri 5/314:25 -

2 stops57h 05m

Tue 9/307:30 -

2 stops36h 59m

Deal found 20/10£678

Tue 2/313:40 -

2 stops16h 50m

Fri 5/307:40 -

2 stops22h 05m

Deal found 21/10£689

Fri 5/313:30 -

1 stop17h 00m

Tue 9/306:50 -

2 stops23h 17m

Deal found 20/10£692

Sun 7/307:00 -

1 stop19h 40m

Sun 14/306:50 -

2 stops22h 17m

Deal found 24/10£696

Tue 24/1114:37 -

1 stop12h 03m

Thu 3/1206:50 -

2 stops19h 14m

Deal found 22/10£705

Thu 1/408:00 -

2 stops15h 55m

Thu 8/407:30 -

2 stops18h 13m

Deal found 24/10£711

Tue 1/1214:42 -

1 stop11h 58m

Wed 9/1215:00 -

2 stops37h 51m

Deal found 23/10£720

Thu 21/110:45 -

2 stops14h 10m

Tue 26/110:25 -

2 stops18h 11m

Deal found 20/10£727

Wed 4/1106:30 -

1 stop20h 10m

Wed 9/1206:35 -

2 stops45h 38m

Deal found 24/10£743

Find flight deals from Montana to London

Round-trip from	£569
One-way from	£246
Popular in	July
Cheapest in	April
Average price	£674

United Airlines
1/3-4/3
3 total stops
57h 24m total
Montana to London

Search Deals

United Airlines
2/3-31/12
2 total stops
23h 55m total
Montana to London

Search Deals

Highest demand for flights based on searches. 16% potential increase in price (£121 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£22 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Great FallsLondon

GTF Great Falls - LHR London Heathrow

GTFLHR

Great Falls

Mon 1/3

06:30-17:05

2 stops27h 35m

London Heathrow

Wed 3/3

11:10-21:34

2 stops41h 24m

£578

BozemanLondon

BZN Bozeman Gallatin Field - LHR London Heathrow

BZNLHR

Bozeman Gallatin Field

Thu 17/12

13:50-16:00

3 stops43h 10m

London Heathrow

Wed 31/12

00:00-16:00

Nonstop0h 00m

£650

KalispellLondon

FCA Kalispell Glacier Park - LHR London Heathrow

FCALHR

Kalispell Glacier Park

Tue 2/3

06:33-12:20

1 stop22h 47m

London Heathrow

Fri 5/3

14:45-23:59

1 stop16h 14m

£658

BozemanLondon

BZN Bozeman Gallatin Field - LHR London Heathrow

BZNLHR

Bozeman Gallatin Field

Wed 3/3

11:16-12:20

1 stop18h 04m

London Heathrow

Tue 16/3

14:45-23:59

1 stop15h 14m

£659

BozemanLondon

BZN Bozeman Gallatin Field - LHR London Heathrow

BZNLHR

Bozeman Gallatin Field

Wed 3/3

12:49-10:50

2 stops15h 01m

London Heathrow

Tue 16/3

07:30-23:07

2 stops21h 37m

£666

BozemanLondon

BZN Bozeman Gallatin Field - LHR London Heathrow

BZNLHR

Bozeman Gallatin Field

Wed 3/3

10:35-09:40

1 stop16h 05m

London Heathrow

Wed 10/3

07:30-21:12

2 stops20h 42m

£666

KalispellLondon

FCA Kalispell Glacier Park - LHR London Heathrow

FCALHR

Kalispell Glacier Park

Tue 16/3

06:31-09:40

1 stop21h 09m

London Heathrow

Thu 25/3

15:00-21:40

2 stops36h 40m

£675

Great FallsLondon

GTF Great Falls - LHR London Heathrow

GTFLHR

Great Falls

Fri 5/3

14:25-06:30

2 stops57h 05m

London Heathrow

Tue 9/3

07:30-13:29

2 stops36h 59m

£678

KalispellLondon

FCA Kalispell Glacier Park - LHR London Heathrow

FCALHR

Kalispell Glacier Park

Tue 2/3

13:40-13:30

2 stops16h 50m

London Heathrow

Fri 5/3

07:40-22:45

2 stops22h 05m

£689

BozemanLondon

BZN Bozeman Gallatin Field - LHR London Heathrow

BZNLHR

Bozeman Gallatin Field

Fri 5/3

13:30-13:30

1 stop17h 00m

London Heathrow

Tue 9/3

06:50-23:07

2 stops23h 17m

£692

Flights are sorted by cheapest return flights first.

Deals found on 24/10

Showing 1-10 of 29 resultsSorted by cheapest first

Best time to book a flight from Montana to London

Have a flexible travel schedule? Discover the best time to fly to London from Montana with our price prediction graph.

BZN-LHR

FCA-LHR

GTF-LHR

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Montana to London

USMT-LON

BZN-LHR

FCA-LHR

GTF-LHR

What is the cheapest month to book a flight from Montana to London?

Currently, January is the cheapest month in which you can book a flight from Montana to London (average of £637). Flying from Montana to London in June is currently the most expensive (average of £1,182). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Montana to London?

Airfare is below average for this route at the moment.

Montana to London flights typically cost between £711 and £742 in March.
The cheapest return price found within the last 5 days was £569 on United Airlines (1 Mar–4 Mar).

Related info for your journey

How long is the flight from Montana to London?
There are many flights that can get you from Montana to London in 13h 23m. Fly via United Airlines, Alaska Airlines, or American Airlines to get the fastest option. The distance between Montana and London is about 4556 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the most popular routes from Montana to London?
Most travelers choose Bozeman Gallatin Field - London Heathrow, Missoula Johnson-Bell Field - London Heathrow or Bozeman Gallatin Field - London City when deciding on the best route from Montana to London.
Can I find deals for flights from Montana to London that include hotel bookings?
Yes. In addition to deals on Montana to London flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Montana to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montana to London.
Can I find deals for business class flights from Montana to London?
Yes. Cheapflights offers flight deals from Montana to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Montana to London?
Currently, January is the cheapest month in which you can book a flight from Montana to London (average of £637). Flying from Montana to London in June is currently the most expensive (average of £1,182). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Hounslow

Luton

Milton Keynes

Slough

Gatwick

Wembley

Hayes

Ilford

Croydon

Colchester

Barnet

Eastbourne

Brentford

Southend-on-Sea

Enfield

Southall

Watford

Kingston upon Thames

Dagenham

Dover

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to England

Flights by cabin class

London flight routes

Other flight options

Popular flights

Top destinations

Alternative routes for Montana to London

John F Kennedy Intl to Heathrow flights

Newark to Heathrow flights

John F Kennedy Intl to Gatwick flights

LaGuardia to Heathrow flights

Newark to Gatwick flights

Boston to Heathrow flights

John F Kennedy Intl to Stansted flights

John F Kennedy Intl to London City flights

Dulles Intl to Heathrow flights

LaGuardia to Gatwick flights

Los Angeles to Heathrow flights

Baltimore to Heathrow flights

San Francisco to Heathrow flights

Newark to London City flights

Newark to Stansted flights

O'Hare Intl to Heathrow flights

Newark to Luton flights

Seattle to Heathrow flights

Dallas/Fort Worth to Heathrow flights

Boston to Gatwick flights

Boston to London City flights

Atlanta to Heathrow flights

Miami to Heathrow flights

Boston to Stansted flights

Orlando to Heathrow flights

Reagan-National to Heathrow flights

Dulles Intl to Gatwick flights

San Francisco to Gatwick flights

Dulles Intl to London City flights

Los Angeles to Gatwick flights

Hobby to Heathrow flights

Denver to Heathrow flights

San Francisco to Stansted flights

San Francisco to London City flights

Los Angeles to London City flights

Los Angeles to Stansted flights

Boston to Luton flights

Orlando to Gatwick flights

LaGuardia to Stansted flights

George Bush Intcntl to Heathrow flights

Philadelphia to Heathrow flights

O'Hare Intl to Gatwick flights

Reagan-National to Gatwick flights

O'Hare Intl to Stansted flights

Sky Harbor Intl to Heathrow flights

O'Hare Intl to London City flights

Baltimore to Gatwick flights

Newark to Edinburgh flights

Fly with Cheapflights

How does Cheapflights help users find flights from Montana to London?

Cheapflights helps you search for flights from Montana to London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Montana to London?

Cheapflights simply makes it quick and affordable to book flights from Montana to London by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Montana to London with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Montana to London flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Montana to London become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to London from Montana today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Montana to London from £578

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Montana to London

Cheapest flights from Montana to LondonExplore the most affordable flight options available from Montana to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 October 2026.

Explore the most affordable flight options available from Montana to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 October 2026.

Best flights from Montana to LondonDiscover carefully curated flight deals from Montana to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Discover carefully curated flight deals from Montana to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Last-minute flights from Montana to LondonDiscover last-minute flight deals from Montana to London. Data last updated 25 October 2026 and is based on user searches.

Discover last-minute flight deals from Montana to London. Data last updated 25 October 2026 and is based on user searches.

One-way flights from Montana to LondonSearch for one-way flight options from Montana to London. Find affordable one-way fares based on user searches. Data last updated 25 October 2026.

Search for one-way flight options from Montana to London. Find affordable one-way fares based on user searches. Data last updated 25 October 2026.

Find flight deals from Montana to London

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Best time to book a flight from Montana to London

Have a flexible travel schedule? Discover the best time to fly to London from Montana with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Montana to London?

How much does it cost for a return flight from Montana to London?

Airfare is below average for this route at the moment.

Montana to London flights typically cost between £711 and £742 in March.The cheapest return price found within the last 5 days was £569 on United Airlines (1 Mar–4 Mar).

Related info for your journey

How long is the flight from Montana to London?

What are the most popular routes from Montana to London?

Can I find deals for flights from Montana to London that include hotel bookings?

How can I find direct flights from Montana to London?

Can I find deals for business class flights from Montana to London?

What is the cheapest month to book a flight from Montana to London?

Travelling to a place near London?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Montana to London

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to London by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

Book a non-stop flight to one of these other cities located in England.

Search flights from Montana to London by cabin class

Find flights from Montana to London, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to London

Explore flights to London departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 25 October 2026.

Montana and London flights

Browse other Montana and London flight options. Last updated on 25 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Montana to London flights

Consider these flights travelling from Montana to London.

Fly with Cheapflights

How does Cheapflights help users find flights from Montana to London?

Why should you use Cheapflights to find cheap flight tickets from Montana to London?

Can Cheapflights find flights from Montana to London with no change fees?

Can Cheapflights notify me if prices for flights from Montana to London become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Montana to London
Explore the most affordable flight options available from Montana to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 October 2026.

Best flights from Montana to London
Discover carefully curated flight deals from Montana to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Last-minute flights from Montana to London
Discover last-minute flight deals from Montana to London. Data last updated 25 October 2026 and is based on user searches.

One-way flights from Montana to London
Search for one-way flight options from Montana to London. Find affordable one-way fares based on user searches. Data last updated 25 October 2026.

Montana to London flights typically cost between £711 and £742 in March.
The cheapest return price found within the last 5 days was £569 on United Airlines (1 Mar–4 Mar).