How long is the flight from Montana to London?

There are many flights that can get you from Montana to London in 14h 48m. Fly via Delta, Alaska Airlines, or Lufthansa 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 Kalispell Glacier Park - London Heathrow, Kalispell Glacier Park - London Gatwick or Bozeman Gallatin Field - London Heathrow 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.

£202+ 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 13 September 2026.

Tue 27/1012:58 -

1 stop15h 02m

Tue 3/1106:20 -

2 stops20h 55m

Deal found 12/9£546

Tue 27/1019:32 -

1 stop34h 48m

Tue 3/1114:45 -

1 stop27h 30m

Deal found 12/9£549

Thu 22/1014:00 -

1 stop16h 05m

Mon 26/1009:50 -

1 stop20h 07m

Deal found 13/9£550

Tue 27/1013:12 -

1 stop14h 48m

Tue 3/1106:30 -

2 stops23h 07m

Deal found 12/9£554

Tue 27/1012:28 -

1 stop15h 32m

Tue 3/1106:20 -

2 stops23h 37m

Deal found 12/9£554

Mon 26/1013:14 -

1 stop14h 46m

Mon 2/1120:25 -

2 stops30h 29m

Deal found 11/9£554

Tue 27/1005:30 -

2 stops20h 15m

Tue 3/1106:30 -

2 stops20h 24m

Deal found 12/9£557

Tue 27/1005:30 -

2 stops20h 15m

Tue 3/1106:20 -

2 stops23h 37m

Deal found 12/9£557

Tue 6/1005:30 -

1 stop22h 30m

Wed 28/1012:20 -

1 stop16h 17m

Deal found 12/9£559

Mon 9/1107:03 -

1 stop22h 17m

Fri 13/1114:45 -

1 stop13h 33m

Deal found 10/9£559

Mon 16/1110:27 -

1 stop18h 53m

Wed 18/1114:45 -

1 stop25h 54m

Deal found 11/9£563

Mon 7/1206:33 -

1 stop22h 47m

Tue 2/214:45 -

1 stop15h 12m

Deal found 10/9£565

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 13 September 2026.

Tue 27/1012:58 -

1 stop15h 02m

Tue 3/1106:20 -

2 stops20h 55m

Deal found 12/9£546

Thu 22/1014:00 -

1 stop16h 05m

Mon 26/1009:50 -

1 stop20h 07m

Deal found 13/9£550

Tue 27/1013:12 -

1 stop14h 48m

Tue 3/1106:30 -

2 stops23h 07m

Deal found 12/9£554

Tue 2/314:10 -

1 stop15h 10m

Fri 5/314:45 -

1 stop16h 14m

Deal found 11/9£559

Tue 2/317:51 -

2 stops30h 49m

Fri 5/306:35 -

2 stops34h 16m

Deal found 9/9£568

Tue 27/1014:37 -

2 stops21h 03m

Tue 3/1109:50 -

2 stops18h 40m

Deal found 12/9£666

Tue 27/1012:28 -

1 stop15h 32m

Tue 3/1106:20 -

2 stops23h 37m

Deal found 12/9£554

Wed 28/1014:00 -

2 stops15h 40m

Wed 4/1108:40 -

2 stops21h 49m

Deal found 13/9£557

Tue 2/314:03 -

1 stop15h 17m

Fri 5/314:45 -

1 stop16h 23m

Deal found 10/9£559

Wed 10/216:22 -

1 stop12h 58m

Tue 23/214:45 -

1 stop16h 14m

Deal found 11/9£559

Tue 2/307:00 -

1 stop19h 40m

Thu 4/306:35 -

2 stops37h 52m

Deal found 9/9£616

Mon 26/1012:58 -

1 stop15h 02m

Mon 2/1119:20 -

2 stops29h 29m

Deal found 11/9£584

Mon 8/305:40 -

1 stop21h 20m

Fri 19/316:00 -

2 stops31h 27m

Deal found 10/9£599

Tue 27/1014:42 -

2 stops20h 58m

Tue 3/1109:50 -

2 stops18h 24m

Deal found 12/9£671

Mon 9/1107:03 -

1 stop22h 17m

Fri 13/1114:45 -

1 stop13h 33m

Deal found 12/9£559

Fri 25/912:57 -

2 stops15h 43m

Fri 9/1009:20 -

2 stops20h 04m

Deal found 9/9£1,356

Thu 22/1008:00 -

2 stops15h 55m

Mon 26/1007:30 -

2 stops20h 00m

Deal found 10/9£653

Mon 26/1012:28 -

2 stops16h 12m

Mon 2/1117:35 -

2 stops36h 22m

Deal found 10/9£594

Mon 16/1110:27 -

1 stop18h 53m

Wed 18/1114:45 -

1 stop25h 54m

Deal found 12/9£563

Sat 17/1007:00 -

1 stop20h 00m

Wed 28/1006:30 -

2 stops19h 24m

Deal found 8/9£620

Tue 2/316:08 -

1 stop13h 12m

Thu 4/314:45 -

1 stop31h 46m

Deal found 10/9£563

Tue 2/313:40 -

2 stops24h 40m

Fri 5/311:35 -

1 stop16h 55m

Deal found 12/9£681

Sun 25/1013:12 -

2 stops15h 28m

Sun 1/1111:20 -

2 stops18h 17m

Deal found 10/9£619

Fri 23/1014:29 -

1 stop13h 51m

Wed 28/1010:45 -

1 stop19h 42m

Deal found 8/9£625

Thu 22/1014:37 -

2 stops20h 18m

Mon 26/1009:50 -

2 stops17h 40m

Deal found 12/9£758

Tue 2/306:15 -

2 stops19h 55m

Fri 5/311:35 -

1 stop16h 51m

Deal found 8/9£682

Mon 16/1107:03 -

1 stop22h 17m

Thu 19/1114:45 -

1 stop13h 33m

Deal found 9/9£565

Sun 6/1205:01 -

2 stops19h 04m

Sun 31/110:45 -

1 stop14h 00m

Deal found 10/9£629

Thu 1/1013:02 -

1 stop14h 53m

Thu 15/1010:05 -

2 stops19h 54m

Deal found 8/9£696

Thu 22/1013:12 -

2 stops16h 53m

Mon 26/1009:50 -

1 stop20h 07m

Deal found 12/9£636

Find flight deals from Montana to London

Round-trip from	£546
One-way from	£202
Popular in	July
Cheapest in	April
Average price	£730

Air France
27/10-3/11
4 total stops
34h 11m total
Montana to London

Search Deals

British Airways
31/1-31/12
2 total stops
36h 20m total
Montana to London

Search Deals

Highest demand for flights based on searches. 15% potential increase in price (£110 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£23 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

MissoulaLondon

MSO Missoula Johnson-Bell Field - LHR London Heathrow

MSOLHR

Missoula Johnson-Bell Field

Sun 31/1

13:45-09:05

2 stops36h 20m

London Heathrow

Wed 31/12

00:00-16:00

Nonstop0h 00m

£202

MissoulaLondon

MSO Missoula Johnson-Bell Field - LGW London Gatwick

MSOLGW

Missoula Johnson-Bell Field

Sun 31/1

07:04-07:30

2 stops17h 26m

London Gatwick

Wed 31/12

00:00-16:00

Nonstop0h 00m

£247

MissoulaLondon

MSO Missoula Johnson-Bell Field - LHR London Heathrow

MSOLHR

Missoula Johnson-Bell Field

Sun 31/1

16:22-12:10

1 stop12h 48m

London Heathrow

Wed 31/12

00:00-16:00

Nonstop0h 00m

£247

MissoulaLondon

MSO Missoula Johnson-Bell Field - LHR London Heathrow

MSOLHR

Missoula Johnson-Bell Field

Sun 31/1

06:15-21:20

3 stops32h 05m

London Heathrow

Wed 31/12

00:00-16:00

Nonstop0h 00m

£252

BozemanLondon

BZN Bozeman Gallatin Field - LHR London Heathrow

BZNLHR

Bozeman Gallatin Field

Mon 26/10

13:12-10:00

1 stop14h 48m

London Heathrow

Wed 31/12

00:00-16:00

Nonstop0h 00m

£339

BozemanLondon

BZN Bozeman Gallatin Field - LHR London Heathrow

BZNLHR

Bozeman Gallatin Field

Sat 24/10

13:55-19:30

3 stops22h 35m

London Heathrow

Wed 31/12

00:00-16:00

Nonstop0h 00m

£339

BozemanLondon

BZN Bozeman Gallatin Field - LHR London Heathrow

BZNLHR

Bozeman Gallatin Field

Mon 26/10

12:48-20:35

3 stops25h 47m

London Heathrow

Wed 31/12

00:00-16:00

Nonstop0h 00m

£342

BozemanLondon

BZN Bozeman Gallatin Field - LHR London Heathrow

BZNLHR

Bozeman Gallatin Field

Sat 24/10

18:59-13:20

1 stop35h 21m

London Heathrow

Wed 31/12

00:00-16:00

Nonstop0h 00m

£351

MissoulaLondon

MSO Missoula Johnson-Bell Field - LGW London Gatwick

MSOLGW

Missoula Johnson-Bell Field

Sun 31/1

19:12-06:50

3 stops52h 38m

London Gatwick

Wed 31/12

00:00-16:00

Nonstop0h 00m

£370

BillingsLondon

BIL Billings Logan Intl - LHR London Heathrow

BILLHR

Billings Logan Intl

Wed 25/11

05:35-07:05

2 stops18h 30m

London Heathrow

Wed 31/12

00:00-16:00

Nonstop0h 00m

£376

Flights are sorted by cheapest return flights first.

Deals found on 8/9

Showing 1-10 of 60 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.

MSO-LHR

MSO-LGW

BZN-LHR

BIL-LHR

BIL-LCY

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

MSO-LHR

MSO-LGW

BZN-LHR

BIL-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 £631). Flying from Montana to London in June is currently the most expensive (average of £1,169). 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.

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 14h 48m. Fly via Delta, Alaska Airlines, or Lufthansa 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 Kalispell Glacier Park - London Heathrow, Kalispell Glacier Park - London Gatwick or Bozeman Gallatin Field - London Heathrow 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 £631). Flying from Montana to London in June is currently the most expensive (average of £1,169). 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.

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Cheap flights from Montana to London from £202

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 31/1. 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 13 September 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 13 September 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 13 September 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 13 September 2026.

Last-minute flights from Montana to LondonDiscover last-minute flight deals from Montana to London. Data last updated 13 September 2026 and is based on user searches.

Discover last-minute flight deals from Montana to London. Data last updated 13 September 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 13 September 2026.

Search for one-way flight options from Montana to London. Find affordable one-way fares based on user searches. Data last updated 13 September 2026.

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Best time to book a flight from Montana to London

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

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?

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Complete your trip

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Search flights from Montana to London by cabin class

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Other flights to London

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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 13 September 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 13 September 2026.

Last-minute flights from Montana to London
Discover last-minute flight deals from Montana to London. Data last updated 13 September 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 13 September 2026.