How long is the flight from Montana to London?

There are many flights that can get you from Montana to London in 17h 27m. Fly via Virgin Atlantic, Delta, or Alaska Airlines to get the fastest option. The distance between Montana and London is about 4583 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 Kalispell Glacier Park - 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.

£291+ 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 26 September 2026.

Sun 4/1013:37 -

1 stop16h 28m

Tue 20/1017:55 -

2 stops37h 32m

Deal found 22/9£531

Sun 4/1006:17 -

2 stops19h 33m

Tue 20/1014:30 -

2 stops16h 57m

Deal found 22/9£563

Wed 18/1105:35 -

1 stop21h 25m

Thu 26/1106:30 -

2 stops20h 12m

Deal found 21/9£564

Mon 16/1107:00 -

1 stop22h 20m

Wed 18/1114:45 -

1 stop15h 07m

Deal found 22/9£570

Tue 17/1107:18 -

1 stop22h 02m

Fri 27/1114:45 -

1 stop16h 13m

Deal found 22/9£570

Mon 16/1114:02 -

1 stop15h 18m

Thu 19/1114:45 -

1 stop13h 33m

Deal found 23/9£570

Tue 17/1106:34 -

2 stops17h 16m

Thu 26/1109:50 -

1 stop16h 52m

Deal found 21/9£573

Mon 16/1111:55 -

1 stop17h 25m

Thu 26/1114:45 -

1 stop27h 36m

Deal found 22/9£573

Tue 1/1207:01 -

1 stop22h 19m

Tue 15/1214:45 -

1 stop15h 34m

Deal found 23/9£592

Thu 5/1114:29 -

1 stop14h 11m

Thu 12/1106:30 -

2 stops23h 35m

Deal found 21/9£601

Mon 9/1105:35 -

1 stop21h 25m

Mon 16/1108:40 -

2 stops17h 57m

Deal found 22/9£602

Thu 5/1105:30 -

2 stops18h 35m

Thu 12/1106:30 -

2 stops24h 29m

Deal found 21/9£605

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 26 September 2026.

Wed 18/1106:34 -

2 stops19h 01m

Thu 26/1106:20 -

2 stops20h 22m

Deal found 21/9£567

Mon 16/1107:00 -

1 stop22h 20m

Wed 18/1114:45 -

1 stop15h 07m

Deal found 23/9£570

Tue 2/317:53 -

2 stops30h 47m

Fri 5/306:35 -

2 stops34h 16m

Deal found 25/9£573

Thu 5/1114:29 -

1 stop14h 11m

Thu 12/1106:30 -

2 stops23h 35m

Deal found 21/9£601

Thu 5/1105:30 -

2 stops18h 35m

Thu 12/1106:30 -

2 stops24h 29m

Deal found 21/9£605

Sun 11/1014:37 -

1 stop12h 03m

Sun 25/1010:00 -

1 stop33h 49m

Deal found 21/9£947

Tue 2/314:03 -

1 stop15h 17m

Fri 5/314:45 -

1 stop16h 23m

Deal found 21/9£573

Sun 22/1114:30 -

1 stop34h 20m

Wed 2/1212:20 -

1 stop17h 49m

Deal found 22/9£617

Tue 2/316:13 -

1 stop13h 07m

Fri 5/314:45 -

1 stop16h 14m

Deal found 21/9£573

Thu 5/1114:45 -

1 stop11h 55m

Thu 12/1106:35 -

2 stops38h 14m

Deal found 21/9£653

Mon 16/1106:34 -

1 stop17h 31m

Tue 24/1110:55 -

2 stops18h 25m

Deal found 22/9£641

Thu 15/1008:00 -

2 stops15h 55m

Thu 22/1017:40 -

2 stops32h 32m

Deal found 21/9£667

Wed 18/1111:55 -

1 stop17h 25m

Wed 25/1114:45 -

1 stop16h 13m

Deal found 22/9£619

Wed 18/1106:34 -

2 stops19h 51m

Tue 24/1110:55 -

2 stops18h 25m

Deal found 22/9£641

Mon 9/1114:45 -

1 stop11h 55m

Wed 18/1111:35 -

1 stop17h 03m

Deal found 22/9£675

Thu 22/1015:34 -

1 stop12h 46m

Mon 26/1009:50 -

1 stop20h 07m

Deal found 23/9£645

Fri 6/1114:45 -

1 stop11h 55m

Thu 12/1111:35 -

1 stop17h 03m

Deal found 22/9£675

Sat 7/1113:18 -

1 stop13h 42m

Sat 14/1110:45 -

1 stop13h 54m

Deal found 22/9£660

Thu 5/1114:45 -

1 stop11h 55m

Wed 18/1111:35 -

1 stop17h 03m

Deal found 22/9£675

Tue 2/309:45 -

2 stops15h 10m

Fri 5/307:40 -

2 stops20h 46m

Deal found 25/9£698

Sun 8/1107:03 -

1 stop22h 17m

Sat 14/1114:45 -

1 stop13h 33m

Deal found 24/9£902

Thu 4/310:41 -

1 stop15h 59m

Tue 16/306:50 -

2 stops17h 53m

Deal found 24/9£700

Sun 11/1006:15 -

1 stop23h 20m

Sun 25/1018:00 -

2 stops49h 49m

Deal found 21/9£709

Sun 8/1106:15 -

1 stop20h 25m

Sat 14/1116:40 -

2 stops36h 07m

Deal found 21/9£760

Mon 16/1114:45 -

2 stops25h 10m

Wed 18/1115:00 -

2 stops37h 38m

Deal found 25/9£832

Mon 16/1106:15 -

1 stop20h 25m

Thu 19/1111:35 -

1 stop17h 12m

Deal found 26/9£943

Find flight deals from Montana to London

Round-trip from	£564
One-way from	£291
Popular in	July
Cheapest in	April
Average price	£746

Delta
18/11-26/11
3 total stops
41h 37m total
Montana to London

Search Deals

United Airlines
17/10-31/12
1 total stop
18h 47m total
Montana to London

Search Deals

Highest demand for flights based on searches. 16% potential increase in price (£120 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

Sat 17/10

10:38-12:25

1 stop18h 47m

London Heathrow

Wed 31/12

00:00-16:00

Nonstop0h 00m

£291

MissoulaLondon

MSO Missoula Johnson-Bell Field - LHR London Heathrow

MSOLHR

Missoula Johnson-Bell Field

Sun 15/11

06:15-09:40

1 stop20h 25m

London Heathrow

Wed 31/12

00:00-16:00

Nonstop0h 00m

£291

BozemanLondon

BZN Bozeman Gallatin Field - LHR London Heathrow

BZNLHR

Bozeman Gallatin Field

Sun 1/11

06:00-07:20

2 stops18h 20m

London Heathrow

Wed 31/12

00:00-16:00

Nonstop0h 00m

£344

BozemanLondon

BZN Bozeman Gallatin Field - LHR London Heathrow

BZNLHR

Bozeman Gallatin Field

Sun 1/11

14:37-07:10

3 stops33h 33m

London Heathrow

Wed 31/12

00:00-16:00

Nonstop0h 00m

£353

BozemanLondon

BZN Bozeman Gallatin Field - LHR London Heathrow

BZNLHR

Bozeman Gallatin Field

Sun 4/10

18:39-20:10

2 stops18h 31m

London Heathrow

Wed 31/12

00:00-16:00

Nonstop0h 00m

£385

Fastest return journey

BozemanLondon

BZN Bozeman Gallatin Field - LHR London Heathrow

BZNLHR

Bozeman Gallatin Field

Sun 4/10

14:48-13:15

1 stop15h 27m

London Heathrow

Wed 31/12

00:00-16:00

Nonstop0h 00m

£385

BillingsLondon

BIL Billings Logan Intl - LHR London Heathrow

BILLHR

Billings Logan Intl

Wed 25/11

07:20-12:20

1 stop22h 00m

London Heathrow

Wed 31/12

00:00-16:00

Nonstop0h 00m

£385

BozemanLondon

BZN Bozeman Gallatin Field - LHR London Heathrow

BZNLHR

Bozeman Gallatin Field

Mon 5/10

14:48-13:15

1 stop15h 27m

London Heathrow

Wed 31/12

00:00-16:00

Nonstop0h 00m

£385

BozemanLondon

BZN Bozeman Gallatin Field - LHR London Heathrow

BZNLHR

Bozeman Gallatin Field

Mon 5/10

06:17-06:25

2 stops17h 08m

London Heathrow

Wed 31/12

00:00-16:00

Nonstop0h 00m

£385

BillingsLondon

BIL Billings Logan Intl - LHR London Heathrow

BILLHR

Billings Logan Intl

Wed 25/11

06:34-07:05

1 stop17h 31m

London Heathrow

Wed 31/12

00:00-16:00

Nonstop0h 00m

£385

Flights are sorted by cheapest return flights first.

Deals found on 23/9

Showing 1-10 of 41 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

GTF-LHR

BIL-LHR

MSO-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

GTF-LHR

BIL-LHR

MSO-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 £644). Flying from Montana to London in June is currently the most expensive (average of £1,195). 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 £681 and £744 in November.
The cheapest return price found within the last 5 days was £570 on Alaska Airlines (16 Nov–18 Nov).

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 17h 27m. Fly via Virgin Atlantic, Delta, or Alaska Airlines to get the fastest option. The distance between Montana and London is about 4583 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 Kalispell Glacier Park - 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 £644). Flying from Montana to London in June is currently the most expensive (average of £1,195). 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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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?

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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 £291

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Montana to London

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 26 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 26 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 26 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 26 September 2026.

Last-minute flights from Montana to LondonDiscover last-minute flight deals from Montana to London. Data last updated 26 September 2026 and is based on user searches.

Discover last-minute flight deals from Montana to London. Data last updated 26 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 26 September 2026.

Search for one-way flight options from Montana to London. Find affordable one-way fares based on user searches. Data last updated 26 September 2026.

Find flight deals from Montana to London

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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 £681 and £744 in November.The cheapest return price found within the last 5 days was £570 on Alaska Airlines (16 Nov–18 Nov).

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?

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Direct flights to England

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Search flights from Montana to London by cabin class

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Montana and London flights

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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 26 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 26 September 2026.

Last-minute flights from Montana to London
Discover last-minute flight deals from Montana to London. Data last updated 26 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 26 September 2026.

Montana to London flights typically cost between £681 and £744 in November.
The cheapest return price found within the last 5 days was £570 on Alaska Airlines (16 Nov–18 Nov).