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$581+ 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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — LON
Aug 12 — Aug 191
Tue 8/12
Tue 8/19
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 August 7, 2025.

Round-trip from

$581
(KLM)

Popular in

June

Cheapest in

March

Average price

$962
From Missoula Johnson-Bell Field to London (LON)
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($212 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 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 August 7, 2025.

This KLM deal was found by Cheapflights users on 8/5. 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 10/228:00 amMSO - LHR
1 stop22h 10mMultiple Airlines
Wed 10/296:20 amLHR - MSO
2 stops17h 20mMultiple Airlines
Deal found 8/5$581
This KLM deal was found by Cheapflights users on 8/7. 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 11/268:00 amMSO - LHR
1 stop16h 05mKLM
Wed 12/38:40 amLHR - MSO
2 stops18h 32mKLM
Deal found 8/7$582
This Air France deal was found by Cheapflights users on 8/5. 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 10/228:00 amMSO - LHR
2 stops15h 45mAir France
Wed 10/296:20 amLHR - MSO
2 stops17h 20mAir France
Deal found 8/5$585
This Delta deal was found by Cheapflights users on 8/7. 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 11/265:35 amMSO - LHR
2 stops20h 25mDelta
Wed 12/36:30 amLHR - MSO
2 stops20h 42mDelta
Deal found 8/7$587
This KLM deal was found by Cheapflights users on 8/5. 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 10/228:00 amMSO - LHR
1 stop22h 10mKLM
Wed 10/2911:05 amLHR - MSO
1 stop16h 13mKLM
Deal found 8/5$588
This Delta deal was found by Cheapflights users on 8/7. 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.
Thu 8/213:31 pmMSO - LHR
1 stop14h 39mDelta
Wed 8/2711:30 amLHR - MSO
2 stops19h 19mDelta
Deal found 8/7$631
This Delta deal was found by Cheapflights users on 8/7. 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.
Fri 9/195:30 amMSO - LHR
1 stop21h 20mDelta
Fri 10/36:30 amLHR - MSO
2 stops24h 16mDelta
Deal found 8/7$632
This KLM deal was found by Cheapflights users on 8/7. 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
2 stops15h 23mMultiple Airlines
Sat 11/86:20 amLHR - MSO
2 stops18h 20mMultiple Airlines
Deal found 8/7$635
This KLM deal was found by Cheapflights users on 8/7. 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.
Thu 8/213:31 pmMSO - LHR
1 stop14h 39mKLM
Wed 8/2711:00 amLHR - MSO
1 stop19h 10mKLM
Deal found 8/7$638
This United Airlines deal was found by Cheapflights users on 8/6. 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 12/311:35 amLHR - MSO
1 stop32h 58mUnited Airlines
Deal found 8/6$648
This Delta deal was found by Cheapflights users on 8/7. 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.
Thu 8/215:49 amMSO - LGW
2 stops21h 11mDelta
Wed 8/2712:00 pmLGW - MSO
2 stops18h 49mDelta
Deal found 8/7$8,878

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 August 7, 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 10/22

8:00 am-1:10 pm

1 stop22h 10m

London Heathrow

Wed 10/29

6:20 am-5:40 pm

2 stops17h 20m

$581

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Wed 11/26

8:00 am-7:05 am

1 stop16h 05m

London Heathrow

Wed 12/3

8:40 am-8:12 pm

2 stops18h 32m

$582

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Wed 10/22

8:00 am-6:45 am

2 stops15h 45m

London Heathrow

Wed 10/29

6:20 am-5:40 pm

2 stops17h 20m

$585

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Wed 11/26

5:35 am-9:00 am

2 stops20h 25m

London Heathrow

Wed 12/3

6:30 am-8:12 pm

2 stops20h 42m

$587

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Wed 10/22

8:00 am-1:10 pm

1 stop22h 10m

London Heathrow

Wed 10/29

11:05 am-9:18 pm

1 stop16h 13m

$588

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Thu 8/21

3:31 pm-1:10 pm

1 stop14h 39m

London Heathrow

Wed 8/27

11:30 am-11:49 pm

2 stops19h 19m

$631

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Fri 9/19

5:30 am-9:50 am

1 stop21h 20m

London Heathrow

Fri 10/3

6:30 am-11:46 pm

2 stops24h 16m

$632

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Wed 10/29

1:07 pm-10:30 am

2 stops15h 23m

London Heathrow

Sat 11/8

6:20 am-5:40 pm

2 stops18h 20m

$635

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Thu 8/21

3:31 pm-1:10 pm

1 stop14h 39m

London Heathrow

Wed 8/27

11:00 am-11:10 pm

1 stop19h 10m

$638

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Wed 11/26

2:35 pm-9:40 am

1 stop12h 05m

London Heathrow

Wed 12/3

11:35 am-1:33 pm

1 stop32h 58m

$648

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/5

Showing 1-10 of 11 results
1
2

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

How much does it cost to fly round-trip from Missoula to London?

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 August 7, 2025.
See what other customers who have flown with Delta, KLM, and Air France 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
7,987 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

Food

7.3

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
7,987 reviews
Delta
8.0
Very good
7,987 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

Food

7.3

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!
KLM
7.8
Good
1,382 reviews
Delta
8.0
Very good
7,987 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

Food

7.3

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!
Air France
7.4
Good
1,466 reviews
Delta
8.0
Very good
7,987 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

Food

7.3

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
8,916 reviews
Delta
8.0
Very good
7,987 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

Food

7.3

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!
Virgin Atlantic
7.4
Good
657 reviews
Delta
8.0
Very good
7,987 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

Food

7.3

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 are the cheapest airlines flying from Missoula to London round-trip?

    According to our current data, KLM ($582), and Air France ($585) offers the cheapest pricing from Missoula to London. KLM is currently priced 39% 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
Thornton Heath
Harrow
Canterbury
Dover
Orpington
Dartford
Watford
Gatwick
Borehamwood
Aylesbury
Chelmsford
Southend-on-Sea
Folkestone
Chichester
Arundel
Milton Keynes
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 August 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$687Average$883FlexibilityNo cancel feeOn-time69%

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