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$624+ Cheap flights from Missoula (MSO) to London (LON)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/26. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — LON
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Missoula to London

Discover tips and strategies to find the most affordable flight options for your journey from Missoula (MSO) 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 September 17, 2025.

Round-trip from

$624
(Air France)

Popular in

June

Cheapest in

September

Average price

$665
From Missoula Johnson-Bell Field to London (LON)
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Highest demand for flights based on searches. 18% potential increase in price ($217 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Missoula to London

Cheapest flights from Missoula to London
Explore the most affordable flight options available from Missoula to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Air France deal was found by Cheapflights users on 9/15. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/265:25 amMSO - LHR
1 stop21h 35mMultiple Airlines
Wed 12/36:30 amLHR - MSO
2 stops22h 22mMultiple Airlines
Deal found 9/15$624
This KLM deal was found by Cheapflights users on 9/16. 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 10/291:07 pmMSO - LHR
1 stop14h 53mMultiple Airlines
Sat 11/86:20 amLHR - MSO
2 stops18h 20mMultiple Airlines
Deal found 9/16$673
This Delta deal was found by Cheapflights users on 9/15. 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.
Sun 11/308:00 amMSO - LHR
1 stop16h 05mDelta
Mon 12/86:30 amLHR - MSO
2 stops22h 22mDelta
Deal found 9/15$674
This KLM deal was found by Cheapflights users on 9/15. 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 10/291:07 pmMSO - LHR
1 stop14h 53mKLM
Sat 11/811:05 amLHR - MSO
1 stop18h 07mKLM
Deal found 9/15$681
This Virgin Atlantic deal was found by Cheapflights users on 9/15. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/101:07 pmMSO - LHR
2 stops15h 13mVirgin Atlantic
Tue 10/1410:55 amLHR - MSO
1 stop13h 45mVirgin Atlantic
Deal found 9/15$685
This United Airlines deal was found by Cheapflights users on 9/17. 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 11/262:35 pmMSO - LHR
1 stop12h 05mUnited Airlines
Wed 12/311:10 amLHR - MSO
2 stops41h 08mUnited Airlines
Deal found 9/17$696
This Expedia deal was found by Cheapflights users on 9/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/16:32 amMSO - LGW
2 stops22h 23mMultiple Airlines
Sat 11/811:55 amLGW - MSO
2 stops18h 48mMultiple Airlines
Deal found 9/17$1,053
This Expedia deal was found by Cheapflights users on 9/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/234:12 pmMSO - LGW
2 stops15h 28mMultiple Airlines
Mon 10/2711:55 amLGW - MSO
2 stops17h 48mMultiple Airlines
Deal found 9/17$4,584

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missoula 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 September 17, 2025.
Use the filters below to find and compare flights from Missoula to London that are best for you.

Fly from

Missoula

Fly to

London

Route

Depart

Return

Price

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Wed 11/26

5:25 am-10:00 am

1 stop21h 35m

London Heathrow

Wed 12/3

8:40 am-9:52 pm

2 stops20h 12m

$625

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Tue 1/13

12:50 pm-10:00 am

1 stop14h 10m

London Heathrow

Tue 1/27

6:20 am-8:17 pm

2 stops20h 57m

$631

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Tue 1/13

12:50 pm-10:00 am

1 stop14h 10m

London Heathrow

Tue 1/27

10:45 am-5:27 pm

1 stop13h 42m

$639

MissoulaLondon

MSO - LGW

MSOLGW

Missoula Johnson-Bell Field

Sat 11/1

6:32 am-10:55 am

2 stops22h 23m

London Gatwick

Sat 11/8

11:55 am-11:43 pm

2 stops18h 48m

$1,053

MissoulaLondon

MSO - LGW

MSOLGW

Missoula Johnson-Bell Field

Thu 1/8

6:35 am-10:55 am

2 stops21h 20m

London Gatwick

Mon 1/12

11:55 am-11:57 pm

2 stops19h 02m

$1,207

MissoulaLondon

MSO - LGW

MSOLGW

Missoula Johnson-Bell Field

Thu 10/23

4:12 pm-2:40 pm

2 stops15h 28m

London Gatwick

Mon 10/27

11:55 am-11:43 pm

2 stops17h 48m

$4,584

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Best time to book a flight from Missoula to London

Have a flexible travel schedule? Discover the best time to fly to London from Missoula 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 Missoula to London
No data available for this route at this time. Please check back soon.

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 September 17, 2025.
See what other customers who have flown with Delta and United Airlines from Missoula to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,926 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What airport do you fly from for flights from Missoula to London?

    Missoula Johnson-Bell Field (MSO), located 5.5 mi from the city center, is the airport you fly out of when you book flights from Missoula to London. 1 airline have flights from Johnson-Bell Field to London on a regular basis. Booking flights from Missoula Johnson-Bell Field to London should not be difficult; the airport handles an average of 0 outbound flights to London per day.

  • What is the cheapest airline to fly from Missoula to London round-trip?

    According to our current data, United Airlines ($686), offers the cheapest pricing from Missoula to London. United Airlines is currently priced 27% below the average price you’ll pay for this route.

  • Can I find deals for flights from Missoula to London that include hotel bookings?

    Yes. In addition to deals on Missoula to London flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missoula to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missoula to London.

  • Can I find deals for business class flights from Missoula to London?

    Yes. Cheapflights offers flight deals from Missoula 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 Missoula to London?

    Currently, November is the cheapest month in which you can book a flight from Missoula to London (average of $661). Flying from Missoula to London in June is currently the most expensive (average of $1,097). 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 London?

Book flights to London if you plan to visit one of these locations
Hounslow
Hayes
Southend-on-Sea
Harrow
Canterbury
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Gatwick
Borehamwood
Aylesbury
Bedford
Wembley
Folkestone
Chichester
Eastbourne
Sutton

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Missoula to London

Discover the top airline that operate flights from Missoula 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$686Average$833FlexibilityNo cancel feeOn-time69%

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