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$593+ 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
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$593
(Delta)

Popular in

January

Cheapest in

September

Average price

$951
Provider with most accurate pricing for Missoula Johnson-Bell Field-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Missoula Johnson-Bell Field-London (LON) flights.
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From Missoula Johnson-Bell Field to London (LON)
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Highest demand for flights based on searches. 14% potential increase in price ($156 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($49 potential savings vs. average RT price).
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Average for round-trip flights in October 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 October 30, 2025.

This Delta deal was found by Cheapflights users on 10/30. 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 11/268:00 amMSO - LHR
1 stop16h 05mDelta
Wed 12/38:40 amLHR - MSO
2 stops20h 13mDelta
Deal found 10/30$593
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/25:20 pmMSO - LHR
2 stops30h 50mUnited Airlines
Tue 12/96:35 amLHR - MSO
2 stops37h 58mUnited Airlines
Deal found 10/29$619
This Delta deal was found by Cheapflights users on 10/28. 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 10/295:25 amMSO - LHR
1 stop22h 35mDelta
Sat 11/88:40 amLHR - MSO
2 stops20h 32mDelta
Deal found 10/28$643
This KLM deal was found by Cheapflights users on 10/28. 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 10/298:00 amMSO - LHR
1 stop17h 05mMultiple Airlines
Sat 11/811:05 amLHR - MSO
1 stop18h 07mMultiple Airlines
Deal found 10/28$649
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Sun 11/302:35 pmMSO - LHR
1 stop12h 05mUnited Airlines
Mon 12/811:10 amLHR - MSO
2 stops36h 00mUnited Airlines
Deal found 10/29$658
This Finnair deal was found by Cheapflights users on 10/30. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/307:00 amMSO - LHR
1 stop20h 00mMultiple Airlines
Mon 12/810:05 amLHR - MSO
1 stop16h 57mMultiple Airlines
Deal found 10/30$675

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 October 30, 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

Tue 1/13

8:00 am-7:05 am

1 stop16h 05m

London Heathrow

Tue 1/27

6:20 am-8:17 pm

2 stops20h 57m

$599

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Tue 1/13

8:00 am-7:05 am

1 stop16h 05m

London Heathrow

Tue 1/27

11:05 am-8:17 pm

1 stop16h 12m

$607

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Tue 12/2

5:20 pm-7:10 am

2 stops30h 50m

London Heathrow

Tue 12/9

6:35 am-1:33 pm

2 stops37h 58m

$619

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Thu 1/8

5:15 pm-9:40 am

1 stop33h 25m

London Heathrow

Mon 1/12

6:00 pm-9:51 pm

2 stops34h 51m

$640

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Wed 11/26

7:00 am-6:50 am

1 stop16h 50m

London Heathrow

Wed 12/3

10:05 am-8:02 pm

1 stop16h 57m

$649

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Thu 1/8

8:00 am-7:05 am

1 stop16h 05m

London Heathrow

Mon 1/12

11:05 am-8:17 pm

1 stop16h 12m

$657

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Sun 11/30

2:35 pm-9:40 am

1 stop12h 05m

London Heathrow

Mon 12/8

11:35 am-9:18 pm

1 stop16h 43m

$674

MissoulaLondon

MSO - LGW

MSOLGW

Missoula Johnson-Bell Field

Thu 4/2

2:35 pm-2:40 pm

2 stops17h 05m

London Gatwick

Fri 4/17

3:40 pm-1:43 pm

2 stops29h 03m

$1,288

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Compare providers for flights from Missoula to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Missoula to London in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Missoula-London flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Missoula-London flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Missoula-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Missoula-London flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Missoula-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 October 30, 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
7.9
Good
7,998 reviews

Food

7.3

Comfort

7.9

Overall

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,998 reviews
Delta
7.9
Good
7,998 reviews

Food

7.3

Comfort

7.9

Overall

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,998 reviews
Delta
7.9
Good
7,998 reviews

Food

7.3

Comfort

7.9

Overall

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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.

  • How long is the flight from Missoula to London?

    There are many flights that can get you from Missoula to London in 16h 05m. Fly via KLM to get the fastest option. Airlines will cover a distance of 4583 mi.

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

    According to our current data, United Airlines ($699), 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.

See more FAQs

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Ilford
Hayes
Southend-on-Sea
Harrow
Croydon
Eastleigh
Dartford
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Winchester
Orpington
Gatwick
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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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$699Average$883FlexibilityNo cancel feeOn-time69%

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