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$396+ Cheap flights from Missoula (MSO) to Heathrow (LHR)

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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — LHR
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Cheap flight deals from Missoula to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Missoula (MSO) to Heathrow (LHR). 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 November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$591
(Air France)

One-way from

$396
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$862
Provider with most accurate pricing for Missoula Johnson-Bell Field-London Heathrow flight deals.
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Provider most trusted by Cheapflights users for Missoula Johnson-Bell Field-London Heathrow flights.
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From Missoula Johnson-Bell Field to London Heathrow
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One-way flight from Missoula Johnson-Bell Field to London Heathrow
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Highest demand for flights based on searches. 23% potential increase in price ($316 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($59 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Missoula to Heathrow

Cheapest flights from Missoula to Heathrow
Explore the most affordable flight options available from Missoula to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This Air France deal was found by Cheapflights users on 11/11. 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 12/38:40 amLHR - MSO
2 stops20h 13mMultiple Airlines
Deal found 11/11$591
This Finnair deal was found by Cheapflights users on 11/12. 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 stop16h 50mMultiple Airlines
Mon 12/88:20 amLHR - MSO
1 stop18h 42mMultiple Airlines
Deal found 11/12$700
This KLM deal was found by Cheapflights users on 11/12. 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 stops20h 13mKLM
Deal found 11/12$719
This Delta deal was found by Cheapflights users on 11/11. 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 11/266:16 pmMSO - LHR
2 stops18h 54mDelta
Wed 12/38:40 amLHR - MSO
2 stops20h 13mDelta
Deal found 11/11$720
This United Airlines deal was found by Cheapflights users on 11/12. 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 11/306:20 amMSO - LHR
1 stop20h 20mUnited Airlines
Mon 12/86:00 pmLHR - MSO
2 stops34h 18mUnited Airlines
Deal found 11/12$780
This United Airlines deal was found by Cheapflights users on 11/12. 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 11/306:20 amMSO - LHR
1 stop20h 20mUnited Airlines
Sat 12/63:30 pmLHR - MSO
2 stops36h 48mUnited Airlines
Deal found 11/12$848
This Finnair deal was found by Cheapflights users on 11/10. 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.
Thu 12/117:00 amMSO - LHR
1 stop16h 50mMultiple Airlines
Sat 12/2710:05 amLHR - MSO
1 stop18h 19mMultiple Airlines
Deal found 11/10$893

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missoula to Heathrow 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 November 13, 2025.
Use the filters below to find and compare flights from Missoula to London Heathrow Airport that are best for you.

Fly from

Missoula

Fly to

Heathrow

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-9:53 pm

2 stops20h 13m

$591

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Tue 1/13

12:40 pm-10:00 am

1 stop14h 20m

London Heathrow

Tue 1/27

8:25 pm-5:25 pm

2 stops28h 00m

$627

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-1:35 pm

2 stops33h 25m

$638

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Thu 1/8

7:55 am-7:05 am

1 stop16h 10m

London Heathrow

Mon 1/12

11:05 am-8:14 pm

1 stop16h 09m

$655

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Sun 11/30

7:00 am-8:35 am

1 stop18h 35m

London Heathrow

Mon 12/8

8:20 am-8:02 pm

1 stop18h 42m

$700

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Mon 2/23

6:23 am-6:00 pm

3 stops28h 37m

$396

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Mon 2/23

2:34 pm-9:40 am

1 stop12h 06m

$399

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Compare providers for flights from Missoula to Heathrow

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 Heathrow in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 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 Heathrow Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Missoula-London Heathrow Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Missoula-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Missoula-London Heathrow Airport 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 Heathrow Airport 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 Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated November 13, 2025.
Peruse reviews from past customers who have flown with United Airlines from Missoula to London Heathrow Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,015 reviews

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Boarding

7.7

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,015 reviews
United Airlines
7.4
Good
9,015 reviews

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Boarding

7.7

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Missoula to Heathrow. 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 Heathrow?

    Missoula Johnson-Bell Field (MSO) is the airport you will fly out of if you book a flight from Missoula to London Heathrow. You should not have trouble finding flights to London Heathrow from Johnson-Bell Field; the airport handles an average of 0 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Missoula airport to London Heathrow. It is only a 5.5 mi journey to Johnson-Bell Field (MSO) from Missoula’s city center.

  • How long is the flight from Missoula to London Heathrow Airport?

    For as low as $627, KLM can have you in London Heathrow Airport from Missoula in 14h 20m. There are 4583 mi between Missoula and London Heathrow Airport. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Our cheapest airline available from Missoula to London Heathrow Airport is United Airlines. Our recent data shows that you can find tickets from as low as $699 on this airline.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Missoula to Heathrow 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 Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Ilford
Hayes
Southend-on-Sea
Harrow
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Northampton
Gatwick
Borehamwood
Broadway
Aylesbury
Bedford
Chipping Norton
Wembley
Folkestone

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Top airline flying from Missoula to Heathrow

Discover the top airline that operate flights from Missoula to Heathrow. 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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$699Average$883FlexibilityNo cancel feeOn-time69%

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