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$384+ 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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — LON
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Montana to London

Discover tips and strategies to find the most affordable flight options for your journey from Montana (USMT) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Round-trip from

$713
(American Airlines)

One-way from

$384
(Kiwi.com)
From Montana to London (LON)
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One-way flight from Montana to London (LON)
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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 January 21, 2025.

This American Airlines deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/82:03 pmBIL - LHR
1 stop15h 27mAmerican Airlines
Tue 4/228:50 amLHR - BIL
2 stops19h 39mAmerican Airlines
Deal found 1/21$713
This United deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/186:30 amMSO - LHR
1 stop21h 10mUnited Airlines
Tue 3/253:00 pmLHR - MSO
2 stops36h 56mUnited Airlines
Deal found 1/21$716
This United Airlines deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/262:35 pmFCA - LHR
1 stop13h 05mUnited Airlines
Tue 4/19:30 amLHR - FCA
2 stops43h 29mUnited Airlines
Deal found 1/21$719
This United Airlines deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/152:17 pmHLN - LHR
1 stop15h 03mUnited Airlines
Fri 4/259:30 amLHR - HLN
2 stops35h 00mUnited Airlines
Deal found 1/21$719
This United deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/261:35 pmBZN - LHR
1 stop16h 55mUnited Airlines
Wed 3/56:30 amLHR - BZN
2 stops19h 44mUnited Airlines
Deal found 1/20$726
This KLM deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/311:40 amBIL - LHR
1 stop15h 20mKLM
Mon 3/105:05 pmLHR - BIL
2 stops30h 40mKLM
Deal found 1/19$727
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/55:40 amBZN - LHR
2 stops18h 15mDelta
Wed 3/128:40 amLHR - BZN
2 stops20h 52mDelta
Deal found 1/20$731
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/197:30 amMSO - LHR
1 stop17h 35mDelta
Thu 4/36:30 amLHR - MSO
2 stops17h 40mDelta
Deal found 1/20$735
This KLM deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1812:00 pmMSO - LHR
1 stop16h 00mKLM
Tue 3/259:10 amLHR - MSO
1 stop17h 09mKLM
Deal found 1/21$739
This KLM deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/263:21 pmBZN - LHR
1 stop13h 19mKLM
Wed 3/510:45 amLHR - BZN
1 stop14h 20mKLM
Deal found 1/20$740
This Delta deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/85:20 amBIL - LHR
1 stop21h 40mDelta
Tue 4/2212:10 pmLHR - BIL
1 stop18h 02mDelta
Deal found 1/21$741
This United Airlines deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/35:54 pmBIL - LHR
2 stops34h 11mUnited Airlines
Mon 3/101:30 pmLHR - BIL
2 stops37h 33mUnited Airlines
Deal found 1/19$748

Find flights from Montana to London within your budget

Customize your flight search to find flights from Montana to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Tue 4/8

2:03 pm-12:30 pm

1 stop15h 27m

London Heathrow

Tue 4/22

8:50 am-9:29 pm

2 stops19h 39m

$713

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Tue 3/18

6:30 am-9:40 am

1 stop21h 10m

London Heathrow

Tue 3/25

3:00 pm-9:56 pm

2 stops36h 56m

$716

KalispellLondon

FCA - LHR

FCALHR

Kalispell Glacier Park

Wed 3/26

2:35 pm-9:40 am

1 stop13h 05m

London Heathrow

Wed 4/9

2:05 pm-9:59 pm

2 stops38h 54m

$719

HelenaLondon

HLN - LHR

HLNLHR

Helena

Tue 4/15

2:17 pm-12:20 pm

1 stop15h 03m

London Heathrow

Fri 4/25

9:30 am-1:30 pm

2 stops35h 00m

$719

BozemanLondon

BZN - LHR

BZNLHR

Bozeman Gallatin Field

Wed 2/26

1:35 pm-1:30 pm

1 stop16h 55m

London Heathrow

Wed 3/5

6:30 am-7:14 pm

2 stops19h 44m

$726

BillingsLondon

BIL - LHR

BILLHR

Billings Logan Intl

Mon 3/3

11:40 am-10:00 am

1 stop15h 20m

London Heathrow

Mon 3/10

5:05 pm-5:45 pm

2 stops30h 40m

$727

BozemanLondon

BZN - LHR

BZNLHR

Bozeman Gallatin Field

Wed 3/5

5:40 am-6:55 am

2 stops18h 15m

London Heathrow

Wed 3/12

8:40 am-11:32 pm

2 stops20h 52m

$731

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Wed 3/19

12:00 pm-10:00 am

1 stop16h 00m

London Heathrow

Wed 4/2

11:45 am-12:32 am

2 stops19h 47m

$735

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Tue 3/18

12:00 pm-10:00 am

1 stop16h 00m

London Heathrow

Tue 3/25

9:10 am-8:19 pm

1 stop17h 09m

$739

BozemanLondon

BZN - LHR

BZNLHR

Bozeman Gallatin Field

Wed 2/26

3:21 pm-11:40 am

1 stop13h 19m

London Heathrow

Wed 3/5

10:45 am-6:05 pm

1 stop14h 20m

$740

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Showing 1-10 of 48 results
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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.
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.

Travel insights for flights from Montana to London

Get recent, data-driven insights about flights from Montana to London including ideal travel times, pricing trends, and more.

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

Currently, November is the cheapest month in which you can book a flight from Montana to London (average of $661). Flying from Montana to London in June is currently the most expensive (average of $1,137). 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.

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

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.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated January 21, 2025.
Peruse reviews from past customers who have flown with United Airlines, American Airlines and Delta from Montana to London to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,341 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS
7.5
Good
1,600 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic
7.5
Good
665 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

JetBlue
7.4
Good
3,201 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $473. United Airlines flights start at $488 while deals on Delta start at $523 one-way.

  • What are the most popular routes from Montana to London?

    Most travelers choose Bozeman Gallatin Field - London Heathrow, Bozeman Gallatin Field - London City or Billings Logan Intl - 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, November is the cheapest month in which you can book a flight from Montana to London (average of $661). Flying from Montana to London in June is currently the most expensive (average of $1,137). 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

Traveling to a place near Montana?

Book flights to Montana if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Harrow
Luton
Wembley
Canterbury
Gatwick
Horley
Milton Keynes
Dover
Watford
Orpington
Croydon
Borehamwood
Bromley
Folkestone
Ilford
Aylesbury
Chelmsford

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Alternative routes for Montana to London

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Montana to London

Discover the top 4 airlines that operate flights from Montana to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$600Average$932FlexibilityNo cancel feeOn-time72%
DeltaCheapest$618Average$837FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$661Average$863FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$700Average$1,611FlexibilityNo cancel feeOn-time71%
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