How long is the flight from Montana to London?

There are many flights that can get you from Montana to London in 15h 17m. Fly via Delta, KLM, or United Airlines to get the fastest option. The distance between Montana and London is about 4473 mi. Both multi-stop and direct flights can be found to your destination and back.

What are the cheapest airlines to fly from Montana to London one-way?

One-way options have recently been found by users for as low as £256 on JetBlue. Other airlines that offer cheap prices include Lufthansa from £302 and United Airlines from £353 one-way.

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.

£243+ Flights from Montana to London

Q: 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 £588 and £676 in November. The cheapest return flight price found within the last 3 days was £457 on Delta (11 Nov-19 Nov).

Cheap flight deals from Montana to London

Round-trip from	£457
One-way from	£243
Popular in	July
Cheapest in	October
Average price	£614

Delta
11/11-19/11
3 total stops
35h 39m total
Montana to London

Search Deals

26/10
3 total stops
22h 50m total
Montana to London

Search Deals

Highest demand for flights based on searches. 23% potential increase in price (£152 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease (£26 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Montana to London

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 17 September 2025.

Tue 11/1115:00BZN - LHR

1 stop12h 30mDelta

Wed 19/1106:20LHR - BZN

2 stops23h 09mDelta

Deal found 15/9£457

Wed 5/1111:45BIL - LHR

1 stop15h 15mMultiple Airlines

Wed 12/1106:20LHR - BIL

2 stops18h 24mMultiple Airlines

Deal found 14/9£457

Mon 29/905:40GTF - LHR

1 stop21h 10mDelta

Wed 8/1006:15LHR - GTF

2 stops23h 51mDelta

Deal found 15/9£457

Tue 28/1013:00HLN - LHR

1 stop15h 00mMultiple Airlines

Wed 5/1106:20LHR - HLN

2 stops22h 56mMultiple Airlines

Deal found 15/9£457

Wed 1/1011:33BIL - LHR

1 stop15h 17mKLM

Wed 8/1011:45LHR - BIL

2 stops17h 40mKLM

Deal found 14/9£458

Wed 26/1105:25MSO - LHR

1 stop21h 35mMultiple Airlines

Wed 3/1206:30LHR - MSO

2 stops22h 22mMultiple Airlines

Deal found 15/9£458

Wed 1/1011:33BIL - LHR

1 stop15h 17mDelta

Wed 8/1009:55LHR - BIL

2 stops20h 23mDelta

Deal found 16/9£458

Tue 11/1111:40BZN - LHR

1 stop15h 20mKLM

Wed 19/1112:20LHR - BZN

1 stop17h 09mKLM

Deal found 15/9£463

Mon 29/913:05GTF - LHR

1 stop13h 45mKLM

Wed 8/1011:00LHR - GTF

1 stop19h 06mKLM

Deal found 15/9£463

Tue 23/913:00HLN - LHR

1 stop13h 50mKLM

Wed 1/1011:00LHR - HLN

1 stop18h 14mKLM

Deal found 16/9£463

Tue 23/913:00HLN - LHR

2 stops18h 15mMultiple Airlines

Wed 1/1010:55LHR - HLN

2 stops18h 19mMultiple Airlines

Deal found 16/9£466

Thu 25/913:33BZN - LHR

1 stop16h 37mDelta

Tue 7/1009:00LHR - BZN

2 stops20h 14mDelta

Deal found 15/9£493

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 17 September 2025.

Wed 5/1111:45BIL - LHR

1 stop15h 15mMultiple Airlines

Wed 12/1106:20LHR - BIL

2 stops18h 24mMultiple Airlines

Deal found 14/9£457

Mon 29/905:40GTF - LHR

1 stop21h 10mDelta

Wed 8/1006:15LHR - GTF

2 stops23h 51mDelta

Deal found 15/9£457

Wed 1/1011:33BIL - LHR

1 stop15h 17mKLM

Wed 8/1011:45LHR - BIL

2 stops17h 40mKLM

Deal found 14/9£458

Thu 30/1006:25BIL - LHR

1 stop18h 40mVirgin Atlantic

Thu 6/1110:45LHR - BIL

1 stop18h 40mVirgin Atlantic

Deal found 15/9£499

Sun 26/1006:40HLN - LHR

1 stop21h 00mUnited Airlines

Mon 10/1116:40LHR - HLN

2 stops35h 42mUnited Airlines

Deal found 16/9£518

Tue 30/905:40GTF - LHR

1 stop21h 10mDelta

Wed 8/1006:15LHR - GTF

2 stops18h 14mDelta

Deal found 15/9£457

Tue 28/1013:00HLN - LHR

1 stop15h 00mMultiple Airlines

Wed 5/1106:20LHR - HLN

2 stops22h 56mMultiple Airlines

Deal found 15/9£457

Mon 29/913:05GTF - LHR

1 stop13h 45mKLM

Wed 8/1011:00LHR - GTF

1 stop19h 06mKLM

Deal found 15/9£463

Wed 26/1105:25MSO - LHR

1 stop21h 35mMultiple Airlines

Wed 3/1208:40LHR - MSO

2 stops20h 12mMultiple Airlines

Deal found 16/9£458

Tue 30/913:05GTF - LHR

1 stop13h 45mKLM

Wed 8/1011:00LHR - GTF

1 stop13h 29mKLM

Deal found 15/9£463

Thu 30/1009:47BTM - LHR

1 stop17h 53mUnited Airlines

Thu 6/1113:00LHR - BTM

2 stops40h 14mUnited Airlines

Deal found 15/9£529

Thu 30/1006:25BIL - LHR

1 stop18h 40mDelta

Thu 6/1106:20LHR - BIL

2 stops23h 05mDelta

Deal found 15/9£493

Tue 13/112:50MSO - LHR

1 stop14h 10mMultiple Airlines

Tue 27/106:20LHR - MSO

2 stops20h 57mMultiple Airlines

Deal found 14/9£463

Tue 13/112:50MSO - LHR

1 stop14h 10mKLM

Tue 27/110:45LHR - MSO

1 stop13h 42mKLM

Deal found 14/9£469

Thu 30/1014:38FCA - LHR

1 stop13h 02mUnited Airlines

Thu 6/1111:35LHR - FCA

1 stop17h 09mUnited Airlines

Deal found 15/9£540

Wed 1/1018:19BIL - LHR

2 stops18h 41mDelta

Wed 8/1011:45LHR - BIL

2 stops18h 33mDelta

Deal found 16/9£498

Wed 29/1013:07MSO - LHR

1 stop14h 53mMultiple Airlines

Sat 8/1106:20LHR - MSO

2 stops18h 20mMultiple Airlines

Deal found 15/9£493

Wed 29/1013:07MSO - LHR

1 stop14h 53mKLM

Sat 8/1111:05LHR - MSO

1 stop18h 07mKLM

Deal found 15/9£499

Wed 1/1018:19BIL - LCY

2 stops15h 21mDelta

Wed 8/1009:20LCY - BIL

2 stops20h 58mDelta

Deal found 16/9£500

Mon 29/1206:10HLN - LHR

1 stop20h 30mUnited Airlines

Wed 7/108:00LHR - HLN

2 stops20h 26mUnited Airlines

Deal found 15/9£562

Sun 26/1013:00HLN - LHR

2 stops15h 30mMultiple Airlines

Mon 10/1106:20LHR - HLN

2 stops23h 17mMultiple Airlines

Deal found 16/9£497

Thu 30/1005:20FCA - LHR

2 stops19h 45mDelta

Thu 6/1108:55LHR - FCA

2 stops21h 14mDelta

Deal found 15/9£502

Mon 6/1015:01BZN - LHR

1 stop16h 14mKLM

Sat 18/1017:25LHR - BZN

1 stop35h 49mKLM

Deal found 16/9£504

Fri 10/1006:30HLN - LHR

1 stop20h 10mUnited Airlines

Sat 18/1016:40LHR - HLN

2 stops31h 00mUnited Airlines

Deal found 15/9£570

Wed 15/1005:25BIL - LHR

2 stops25h 50mDelta

Sun 19/1018:30LHR - BIL

2 stops23h 34mDelta

Deal found 16/9£503

Sun 5/1007:35BZN - LHR

1 stop23h 40mKLM

Sun 19/1018:30LHR - BZN

1 stop34h 44mKLM

Deal found 16/9£504

Thu 15/114:00BZN - LHR

1 stop14h 40mKLM

Thu 12/312:20LHR - BZN

1 stop15h 59mKLM

Deal found 16/9£505

Tue 4/1107:25BZN - LHR

1 stop20h 05mDelta

Fri 19/1211:05LHR - BZN

1 stop19h 31mDelta

Deal found 15/9£507

Thu 8/112:30BZN - LCY

2 stops17h 20mMultiple Airlines

Mon 12/109:50LCY - BZN

3 stops32h 43mMultiple Airlines

Deal found 16/9£595

Thu 15/105:45BZN - LHR

2 stops21h 30mDelta

Thu 12/312:20LHR - BZN

1 stop15h 59mDelta

Deal found 15/9£508

Last-minute flights from Montana to London
Discover last-minute flight deals from Montana to London. Data last updated 17 September 2025 and is based on user searches.

Tue 23/913:00HLN - LHR

1 stop13h 50mKLM

Wed 1/1011:00LHR - HLN

1 stop18h 14mKLM

Deal found 16/9£463

Tue 23/913:00HLN - LHR

2 stops18h 15mMultiple Airlines

Wed 1/1010:55LHR - HLN

2 stops18h 19mMultiple Airlines

Deal found 16/9£466

Thu 25/913:33BZN - LHR

1 stop16h 37mDelta

Tue 7/1009:00LHR - BZN

2 stops20h 14mDelta

Deal found 15/9£493

Thu 25/907:35BZN - LHR

1 stop20h 45mDelta

Fri 3/1008:40LHR - BZN

2 stops20h 43mDelta

Deal found 15/9£494

Mon 29/905:40GTF - LHR

1 stop21h 10mDelta

Wed 8/1006:15LHR - GTF

2 stops23h 51mDelta

Deal found 15/9£457

Mon 29/913:05GTF - LHR

1 stop13h 45mKLM

Wed 8/1011:00LHR - GTF

1 stop19h 06mKLM

Deal found 15/9£463

Wed 1/1011:33BIL - LHR

1 stop15h 17mKLM

Wed 8/1011:45LHR - BIL

2 stops17h 40mKLM

Deal found 14/9£458

Wed 1/1011:33BIL - LHR

1 stop15h 17mDelta

Wed 8/1009:55LHR - BIL

2 stops20h 23mDelta

Deal found 16/9£458

Sun 26/1013:00HLN - LHR

2 stops15h 30mMultiple Airlines

Mon 10/1106:20LHR - HLN

2 stops23h 17mMultiple Airlines

Deal found 16/9£497

Tue 28/1013:00HLN - LHR

1 stop15h 00mMultiple Airlines

Wed 5/1106:20LHR - HLN

2 stops22h 56mMultiple Airlines

Deal found 15/9£457

Wed 29/1013:07MSO - LHR

1 stop14h 53mMultiple Airlines

Sat 8/1106:20LHR - MSO

2 stops18h 20mMultiple Airlines

Deal found 15/9£493

Thu 30/1006:25BIL - LHR

1 stop18h 40mDelta

Thu 6/1106:20LHR - BIL

2 stops23h 05mDelta

Deal found 15/9£493

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 17 September 2025.

Sun 26/1008:00BZN - LHR

3 stops22h 50mMultiple Airlines

Deal found 15/9£243

Wed 31/1211:52BZN - LHR

1 stop12h 03mJetBlue

Deal found 14/9£256

Mon 29/1214:57BZN - LHR

2 stops38h 53mMultiple Airlines

Deal found 14/9£270

Tue 30/1211:37BZN - LHR

2 stops18h 13mMultiple Airlines

Deal found 14/9£271

Mon 29/1214:40BZN - LHR

1 stop12h 00mLufthansa

Deal found 14/9£302

Sun 28/1206:09BZN - LHR

2 stops23h 41mMultiple Airlines

Deal found 14/9£325

Tue 30/1213:30BZN - LHR

1 stop17h 00mUnited Airlines

Deal found 14/9£327

Sun 26/1013:58BZN - LHR

1 stop14h 02mAmerican Airlines

Deal found 15/9£329

Sun 28/1213:30BZN - LHR

1 stop17h 00mUnited Airlines

Deal found 14/9£330

Mon 29/1207:15BZN - LCY

2 stops22h 35mUnited Airlines

Deal found 14/9£353

Sun 26/1008:00BZN - LCY

2 stops22h 50mUnited Airlines

Deal found 15/9£363

Sun 26/1005:10BZN - LCY

3 stops25h 40mMultiple Airlines

Deal found 15/9£378

Fly from

Fly to

Route

Depart

Return

Price

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Wed 5/11

11:45-10:00

1 stop15h 15m

London Heathrow

Wed 12/11

06:20-17:44

2 stops18h 24m

£457

Great FallsLondon

GTF - LHR

GTFLHR

Great Falls

Mon 29/9

05:40-09:50

1 stop21h 10m

London Heathrow

Wed 8/10

06:15-23:06

2 stops23h 51m

£457

Great FallsLondon

GTF - LHR

GTFLHR

Great Falls

Tue 30/9

05:40-09:50

1 stop21h 10m

London Heathrow

Wed 8/10

06:15-17:29

2 stops18h 14m

£457

HelenaLondon

HLN - LHR

HLNLHR

Helena

Tue 28/10

13:00-10:00

1 stop15h 00m

London Heathrow

Wed 5/11

06:20-22:16

2 stops22h 56m

£457

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Wed 1/10

11:33-09:50

1 stop15h 17m

London Heathrow

Wed 8/10

11:45-22:25

2 stops17h 40m

£458

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Wed 26/11

05:25-10:00

1 stop21h 35m

London Heathrow

Wed 3/12

08:40-21:52

2 stops20h 12m

£458

Great FallsLondon

GTF - LHR

GTFLHR

Great Falls

Mon 29/9

13:05-09:50

1 stop13h 45m

London Heathrow

Wed 8/10

11:00-23:06

1 stop19h 06m

£463

Great FallsLondon

GTF - LHR

GTFLHR

Great Falls

Tue 30/9

13:05-09:50

1 stop13h 45m

London Heathrow

Wed 8/10

11:00-17:29

1 stop13h 29m

£463

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Tue 13/1

12:50-10:00

1 stop14h 10m

London Heathrow

Tue 27/1

06:20-20:17

2 stops20h 57m

£463

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Tue 13/1

12:50-10:00

1 stop14h 10m

London Heathrow

Tue 27/1

10:45-17:27

1 stop13h 42m

£469

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 49 results

...

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.

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

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 £112). Flying from Montana to London in August is currently the most expensive (average of £164). 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?

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 15h 17m. Fly via Delta, KLM, or United Airlines to get the fastest option. The distance between Montana and London is about 4473 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines to fly from Montana to London one-way?
One-way options have recently been found by users for as low as £256 on JetBlue. Other airlines that offer cheap prices include Lufthansa from £302 and United Airlines from £353 one-way.
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 £112). Flying from Montana to London in August is currently the most expensive (average of £164). 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

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Gatwick

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Wembley

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Hayes

Watford

Winchester

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Dartford

Guildford

Brentford

Bishop's Stortford

Romford

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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.

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Cheap flights from Montana to London from £243

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Montana to London

Keep the following information in mind while searching for Montana to London flight deals. Data was last updated 17 September 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find 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 17 September 2025.

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 17 September 2025.

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

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

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?

Related info for your journey

Find useful and relevant information for your journey from Montana to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Montana to London?

What are the cheapest airlines to fly from Montana to London one-way?

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?

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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?

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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 17 September 2025.