How long is the flight from Montana to London?

A quick flight from Montana to London can take about 14h 45m. KLM provides one of the quickest options available for as low as $625. There are 4512 mi between Montana and London. This flight may include one or multiple stops.

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montana to London as you normally would.

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 vacation 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.

$307+ Flights from Montana to London

Q: How much does it cost to fly round-trip from Montana to London?

Airfare is below average for this route at the moment. Montana to London flights typically cost between $766 and $1,574 in February. The cheapest round-trip price found within the last 3 days was $625 on Delta (Feb 8-Feb 20).

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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 November 24, 2025.

Wed 12/316:10 amFCA - LHR

1 stop20h 30mUnited Airlines

Wed 2/2510:05 amLHR - FCA

1 stop32h 49mUnited Airlines

Deal found 11/24

$644

Wed 12/3112:58 pmFCA - LHR

2 stops17h 17mMultiple Airlines

Wed 2/2511:45 amLHR - FCA

2 stops19h 12mMultiple Airlines

Deal found 11/24

$649

Fri 12/510:00 amBTM - LHR

1 stop16h 40mUnited Airlines

Tue 12/911:10 amLHR - BTM

2 stops18h 19mUnited Airlines

Deal found 11/21

$812

Fri 12/52:35 pmGTF - LHR

1 stop12h 05mUnited Airlines

Tue 12/96:35 amLHR - GTF

2 stops21h 57mUnited Airlines

Deal found 11/21

$816

Fri 12/56:30 amHLN - LHR

1 stop20h 10mUnited Airlines

Tue 12/96:35 amLHR - HLN

2 stops21h 47mUnited Airlines

Deal found 11/21

$816

Fri 12/52:36 pmBZN - LHR

1 stop14h 04mDelta

Tue 12/98:40 amLHR - BZN

2 stops21h 57mDelta

Deal found 11/21

$818

Fri 12/56:25 amBIL - LHR

1 stop17h 40mDelta

Tue 12/98:40 amLHR - BIL

2 stops22h 08mDelta

Deal found 11/21

$818

Fri 12/55:00 amFCA - LHR

2 stops18h 50mDelta

Tue 12/98:40 amLHR - FCA

2 stops39h 45mDelta

Deal found 11/21

$823

Fri 12/56:10 pmGTF - LHR

2 stops19h 00mDelta

Tue 12/98:40 amLHR - GTF

2 stops39h 48mDelta

Deal found 11/21

$823

Wed 12/106:15 amMSO - LHR

1 stop20h 25mUnited Airlines

Sat 1/1011:10 amLHR - MSO

2 stops33h 25mUnited Airlines

Deal found 11/23

$828

Fri 12/56:15 amFCA - LHR

1 stop20h 25mUnited Airlines

Tue 12/911:10 amLHR - FCA

2 stops41h 36mUnited Airlines

Deal found 11/21

$830

Wed 11/266:20 amMSO - LHR

1 stop20h 20mUnited Airlines

Wed 12/31:00 pmLHR - MSO

2 stops34h 10mUnited Airlines

Deal found 11/22

$834

Best flights from Montana to London
Discover carefully curated flight deals from Montana to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 24, 2025.

Tue 1/1312:15 pmFCA - LHR

1 stop14h 45mKLM

Thu 1/228:25 pmLHR - FCA

2 stops27h 54mKLM

Deal found 11/22

$625

Fri 1/167:55 amMSO - LHR

1 stop16h 10mVirgin Atlantic

Tue 1/208:25 pmLHR - MSO

2 stops30h 49mVirgin Atlantic

Deal found 11/22

$625

Sun 2/85:15 amBZN - LHR

2 stops22h 40mDelta

Tue 2/246:30 amLHR - BZN

2 stops22h 55mDelta

Deal found 11/23

$630

Thu 1/89:14 amBTM - LHR

1 stop17h 26mUnited Airlines

Mon 1/121:00 pmLHR - BTM

2 stops40h 45mUnited Airlines

Deal found 11/22

$631

Thu 1/810:50 amBZN - LHR

2 stops19h 10mLufthansa

Sun 1/1111:35 amLHR - BZN

1 stop16h 58mLufthansa

Deal found 11/22

$645

Wed 12/3112:58 pmFCA - LHR

2 stops17h 17mMultiple Airlines

Wed 2/2511:45 amLHR - FCA

2 stops19h 12mMultiple Airlines

Deal found 11/24

$649

Tue 1/610:52 amBIL - LHR

3 stops17h 28mAir Canada

Tue 1/131:00 pmLHR - BIL

3 stops27h 50mAir Canada

Deal found 11/21

$960

Tue 1/137:55 amMSO - LHR

1 stop16h 10mKLM

Tue 1/278:40 amLHR - MSO

2 stops18h 34mKLM

Deal found 11/21

$626

Wed 1/74:16 pmBZN - LHR

2 stops31h 54mUnited Airlines

Wed 1/147:30 amLHR - BZN

2 stops38h 50mUnited Airlines

Deal found 11/22

$634

Wed 1/75:15 amBZN - LHR

1 stop21h 45mDelta

Wed 1/1410:45 amLHR - BZN

1 stop19h 32mDelta

Deal found 11/22

$652

Thu 1/81:42 pmBZN - LHR

1 stop13h 43mMultiple Airlines

Mon 1/1212:35 pmLHR - BZN

1 stop16h 27mMultiple Airlines

Deal found 11/22

$652

Wed 1/72:39 pmBZN - LHR

1 stop34h 11mKLM

Wed 1/148:25 pmLHR - BZN

2 stops28h 23mKLM

Deal found 11/22

$631

Tue 1/64:13 pmBIL - LHR

1 stop34h 27mUnited Airlines

Tue 1/131:00 pmLHR - BIL

2 stops33h 20mUnited Airlines

Deal found 11/21

$636

Sun 2/88:45 amBZN - LCY

2 stops25h 55mLufthansa

Fri 2/209:55 amLCY - BZN

2 stops42h 18mLufthansa

Deal found 11/23

$701

Wed 1/75:05 amFCA - LHR

2 stops19h 00mDelta

Wed 1/1410:45 amLHR - FCA

1 stop13h 29mDelta

Deal found 11/23

$657

Thu 1/86:00 amMSO - LHR

1 stop20h 40mUnited Airlines

Mon 1/1211:10 amLHR - MSO

2 stops41h 41mUnited Airlines

Deal found 11/22

$636

Sun 2/88:45 amBZN - LCY

2 stops25h 55mLufthansa

Thu 2/196:15 pmLCY - BZN

2 stops31h 33mLufthansa

Deal found 11/23

$701

Tue 1/66:10 pmGTF - LHR

2 stops29h 10mDelta

Tue 1/138:00 pmLHR - GTF

2 stops28h 30mDelta

Deal found 11/22

$657

Tue 1/67:21 pmGTF - LHR

1 stop33h 59mMultiple Airlines

Tue 1/139:25 amLHR - GTF

1 stop14h 54mMultiple Airlines

Deal found 11/22

$725

Fri 12/56:25 amBIL - LHR

1 stop17h 40mVirgin Atlantic

Tue 12/911:05 amLHR - BIL

1 stop19h 43mVirgin Atlantic

Deal found 11/21

$846

Fri 1/166:00 amMSO - LHR

1 stop20h 40mUnited Airlines

Tue 1/201:00 pmLHR - MSO

2 stops31h 35mUnited Airlines

Deal found 11/21

$636

Sun 2/812:46 pmBZN - LCY

2 stops21h 54mLufthansa

Tue 2/249:50 amLCY - BZN

2 stops42h 34mLufthansa

Deal found 11/23

$701

Wed 1/712:15 pmFCA - LHR

1 stop14h 45mKLM

Wed 1/1410:45 amLHR - FCA

1 stop13h 29mKLM

Deal found 11/23

$752

Thu 1/86:30 amCOD - LHR

1 stop20h 10mUnited Airlines

Thu 1/1511:10 amLHR - COD

2 stops32h 57mUnited Airlines

Deal found 11/23

$636

Tue 1/66:30 amBIL - LHR

2 stops21h 50mMultiple Airlines

Tue 1/131:00 pmLHR - BIL

3 stops27h 50mMultiple Airlines

Deal found 11/21

$770

Sun 2/812:46 pmBZN - LCY

2 stops21h 54mLufthansa

Wed 2/256:10 pmLCY - BZN

2 stops31h 49mLufthansa

Deal found 11/23

$701

Tue 1/65:15 amBIL - LHR

1 stop21h 45mDelta

Tue 1/1311:05 amLHR - BIL

1 stop15h 20mDelta

Deal found 11/21

$753

Fri 1/231:42 pmCOD - LHR

1 stop12h 58mUnited Airlines

Tue 1/2711:10 amLHR - COD

2 stops42h 34mUnited Airlines

Deal found 11/21

$636

Sun 2/88:45 amBZN - LCY

2 stops17h 30mLufthansa

Sun 2/225:15 pmLCY - BZN

2 stops34h 58mLufthansa

Deal found 11/23

$703

Mon 4/1311:59 amFCA - LHR

1 stop14h 51mKLM

Wed 4/2211:45 amLHR - FCA

2 stops18h 17mKLM

Deal found 11/22

$809

Last-minute flights from Montana to London
Discover last-minute flight deals from Montana to London. Data last updated November 24, 2025 and is based on user searches.

Wed 11/266:20 amMSO - LHR

1 stop20h 20mUnited Airlines

Wed 12/31:00 pmLHR - MSO

2 stops34h 10mUnited Airlines

Deal found 11/22

$834

Fri 12/510:00 amBTM - LHR

1 stop16h 40mUnited Airlines

Tue 12/911:10 amLHR - BTM

2 stops18h 19mUnited Airlines

Deal found 11/21

$812

Fri 12/52:35 pmGTF - LHR

1 stop12h 05mUnited Airlines

Tue 12/96:35 amLHR - GTF

2 stops21h 57mUnited Airlines

Deal found 11/21

$816

Fri 12/56:30 amHLN - LHR

1 stop20h 10mUnited Airlines

Tue 12/96:35 amLHR - HLN

2 stops21h 47mUnited Airlines

Deal found 11/21

$816

Fri 12/52:36 pmBZN - LHR

1 stop14h 04mDelta

Tue 12/98:40 amLHR - BZN

2 stops21h 57mDelta

Deal found 11/21

$818

Fri 12/56:25 amBIL - LHR

1 stop17h 40mDelta

Tue 12/98:40 amLHR - BIL

2 stops22h 08mDelta

Deal found 11/21

$818

Fri 12/55:00 amFCA - LHR

2 stops18h 50mDelta

Tue 12/98:40 amLHR - FCA

2 stops39h 45mDelta

Deal found 11/21

$823

Fri 12/56:10 pmGTF - LHR

2 stops19h 00mDelta

Tue 12/98:40 amLHR - GTF

2 stops39h 48mDelta

Deal found 11/21

$823

Fri 12/56:15 amFCA - LHR

1 stop20h 25mUnited Airlines

Tue 12/911:10 amLHR - FCA

2 stops41h 36mUnited Airlines

Deal found 11/21

$830

Wed 12/106:15 amMSO - LHR

1 stop20h 25mUnited Airlines

Sat 1/1011:10 amLHR - MSO

2 stops33h 25mUnited Airlines

Deal found 11/23

$828

Wed 12/316:10 amFCA - LHR

1 stop20h 30mUnited Airlines

Wed 2/2510:05 amLHR - FCA

1 stop32h 49mUnited Airlines

Deal found 11/24

$644

Wed 12/3112:58 pmFCA - LHR

2 stops17h 17mMultiple Airlines

Wed 2/2511:45 amLHR - FCA

2 stops19h 12mMultiple Airlines

Deal found 11/24

$649

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 November 24, 2025.

Thu 2/2611:33 amBZN - LHR

2 stops18h 17mMultiple Airlines

Deal found 11/22

$307

Thu 2/2612:48 pmBZN - LHR

1 stop12h 07mLufthansa

Deal found 11/22

$398

Thu 2/2610:50 amBZN - LCY

3 stops19h 05mUnited Airlines

Deal found 11/22

$424

Cheap flight deals from Montana to London

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$625 (Delta)
One-way from	$307 (Kiwi.com)
Popular in	December
Cheapest in	October
Average price	$744

Provider with most accurate pricing for Bozeman Gallatin Field-London (LON) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Bozeman Gallatin Field-London (LON) flights.

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From Montana to London (LON)

Search Deals

One-way flight from Montana to London (LON)

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($76 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($56 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in November 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Tue 1/13

12:15 pm-10:00 am

1 stop14h 45m

London Heathrow

Thu 1/22

8:25 pm-5:19 pm

2 stops27h 54m

$625

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Fri 1/16

7:55 am-7:05 am

1 stop16h 10m

London Heathrow

Tue 1/20

8:25 pm-8:14 pm

2 stops30h 49m

$625

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Tue 1/13

7:55 am-7:05 am

1 stop16h 10m

London Heathrow

Tue 1/27

8:40 am-8:14 pm

2 stops18h 34m

$626

BozemanLondon

BZN - LHR

BZNLHR

Bozeman Gallatin Field

Sun 2/8

5:15 am-10:55 am

2 stops22h 40m

London Heathrow

Tue 2/24

6:30 am-10:25 pm

2 stops22h 55m

$630

ButteLondon

BTM - LHR

BTMLHR

Butte Silver Bow Co

Thu 1/8

9:14 am-9:40 am

1 stop17h 26m

London Heathrow

Mon 1/12

1:00 pm-10:45 pm

2 stops40h 45m

$631

BozemanLondon

BZN - LHR

BZNLHR

Bozeman Gallatin Field

Wed 1/7

2:39 pm-7:50 am

1 stop34h 11m

London Heathrow

Wed 1/14

8:25 pm-5:48 pm

2 stops28h 23m

$631

BozemanLondon

BZN - LHR

BZNLHR

Bozeman Gallatin Field

Wed 1/7

4:16 pm-7:10 am

2 stops31h 54m

London Heathrow

Wed 1/14

7:30 am-3:20 pm

2 stops38h 50m

$634

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Tue 1/6

4:13 pm-9:40 am

1 stop34h 27m

London Heathrow

Tue 1/13

1:00 pm-3:20 pm

2 stops33h 20m

$636

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Thu 1/8

6:00 am-9:40 am

1 stop20h 40m

London Heathrow

Mon 1/12

11:10 am-9:51 pm

2 stops41h 41m

$636

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Fri 1/16

6:00 am-9:40 am

1 stop20h 40m

London Heathrow

Tue 1/20

1:00 pm-1:35 pm

2 stops31h 35m

$636

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/22

Showing 1-10 of 33 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 round-trip 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 $604). Flying from Montana to London in June is currently the most expensive (average of $1,155). 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 to fly round-trip from Montana to London?

Related info for your journey

How long is the flight from Montana to London?
A quick flight from Montana to London can take about 14h 45m. KLM provides one of the quickest options available for as low as $625. There are 4512 mi between Montana and London. This flight may include one or multiple stops.
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 vacation 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 $604). Flying from Montana to London in June is currently the most expensive (average of $1,155). 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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Dartford

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Winchester

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Gatwick

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Aylesbury

Bedford

Chipping Norton

Wembley

Folkestone

Eastbourne

Sutton

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Top 2 airlines flying from Montana to London

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$645	Average$896	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$677	Average$895	FlexibilityNo cancel fee	On-timeN/A

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$307+ Cheap flights from Montana to London (LON)

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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.

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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 November 24, 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 November 24, 2025.

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 November 24, 2025.

Most accurate provider

Most trusted provider

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

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 to fly round-trip 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 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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Alternative routes for Montana to London

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Top 2 airlines flying from Montana 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 November 24, 2025.