HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
London

$630+ 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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — LON
Feb 19 — Feb 261
Thu 2/19
Thu 2/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Missoula to London with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 January 20, 2026.

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.
Fri 2/202:34 pm
MSO
-
LHR
1 stop12h 06m
United Airlines
Thu 2/2611:10 am
LHR
-
MSO
2 stops33h 22m
United Airlines
Deal found 1/19$630
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/207:30 am
MSO
-
LHR
1 stop16h 35m
Delta
Fri 2/278:40 am
LHR
-
MSO
2 stops18h 21m
Delta
Deal found 1/19$631
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.
Thu 3/56:15 am
MSO
-
LHR
2 stops17h 55m
United Airlines
Thu 3/1211:10 am
LHR
-
MSO
2 stops32h 23m
United Airlines
Deal found 1/19$633
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/201:16 pm
MSO
-
LHR
2 stops20h 34m
Delta
Mon 3/26:30 am
LHR
-
MSO
2 stops20h 31m
Delta
Deal found 1/19$635
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.
Sun 2/222:34 pm
MSO
-
LHR
2 stops33h 56m
United Airlines
Mon 3/27:30 am
LHR
-
MSO
2 stops21h 27m
United Airlines
Deal found 1/19$645
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/221:16 pm
MSO
-
LHR
2 stops17h 34m
Delta
Sun 3/16:20 am
LHR
-
MSO
2 stops18h 03m
Delta
Deal found 1/19$646
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/207:30 am
MSO
-
LHR
1 stop16h 35m
Delta
Tue 2/2410:45 am
LHR
-
MSO
1 stop32h 41m
Delta
Deal found 1/19$658
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.
Wed 2/255:08 pm
MSO
-
LHR
1 stop33h 32m
United Airlines
Sun 3/11:25 pm
LHR
-
MSO
2 stops33h 44m
United Airlines
Deal found 1/19$661
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/91:10 pm
MSO
-
LHR
1 stop12h 55m
American Airlines
Tue 4/2112:55 pm
LHR
-
MSO
1 stop15h 50m
American Airlines
Deal found 1/19$674
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 3/166:15 am
MSO
-
LHR
1 stop21h 25m
United Airlines
Mon 4/63:30 pm
LHR
-
MSO
2 stops37h 05m
United Airlines
Deal found 1/19$677
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/54:20 pm
MSO
-
LGW
2 stops35h 35m
Multiple Airlines
Thu 3/1211:55 am
LGW
-
MSO
2 stops30h 26m
Multiple Airlines
Deal found 1/19$1,051
This Expedia deal was found by Cheapflights users on 1/18. 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.
Fri 5/81:59 pm
MSO
-
LGW
2 stops17h 41m
Multiple Airlines
Sun 5/2410:20 am
LGW
-
MSO
2 stops20h 36m
Multiple Airlines
Deal found 1/18$1,109

Find 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 January 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$630
(United Airlines)

Popular in

June

Cheapest in

March
Provider with most accurate pricing for Missoula Johnson-Bell Field-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Missoula Johnson-Bell Field-London (LON) flights.
Search Deals
From Missoula Johnson-Bell Field to London (LON)
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($301 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($52 potential savings vs. average RT price).
Search Deals

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 January 20, 2026.
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

Thu 2/26

7:30 am-7:05 am

1 stop16h 35m

London Heathrow

Mon 3/2

8:40 am-8:01 pm

2 stops18h 21m

$631

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Wed 2/25

5:15 am-6:55 am

2 stops18h 40m

London Heathrow

Sun 3/1

8:40 am-8:01 pm

2 stops18h 21m

$635

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Wed 2/25

6:15 am-9:40 am

1 stop20h 25m

London Heathrow

Sun 3/1

11:35 am-1:32 pm

1 stop32h 57m

$658

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Mon 2/23

7:30 am-7:05 am

1 stop16h 35m

London Heathrow

Mon 3/2

11:05 am-8:01 pm

1 stop15h 56m

$658

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Wed 2/25

7:30 am-7:05 am

1 stop16h 35m

London Heathrow

Mon 3/2

11:05 am-8:01 pm

1 stop15h 56m

$658

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Sun 2/22

6:10 pm-10:00 am

1 stop32h 50m

London Heathrow

Mon 3/2

11:05 am-8:01 pm

1 stop15h 56m

$658

MissoulaLondon

MSO - LGW

MSOLGW

Missoula Johnson-Bell Field

Fri 5/8

1:59 pm-2:40 pm

2 stops17h 41m

London Gatwick

Sun 5/24

10:20 am-11:56 pm

2 stops20h 36m

$1,109

MissoulaLondon

MSO - LGW

MSOLGW

Missoula Johnson-Bell Field

Sat 5/9

1:59 pm-2:40 pm

2 stops17h 41m

London Gatwick

Sun 5/24

10:20 am-11:56 pm

2 stops20h 36m

$1,169

MissoulaLondon

MSO - LGW

MSOLGW

Missoula Johnson-Bell Field

Sat 5/9

3:55 pm-2:40 pm

2 stops15h 45m

London Gatwick

Sun 5/17

1:00 pm-11:56 pm

2 stops17h 56m

$1,196

MissoulaLondon

MSO - LGW

MSOLGW

Missoula Johnson-Bell Field

Mon 2/23

6:23 am-10:55 am

2 stops21h 32m

London Gatwick

Fri 2/27

11:55 am-11:59 pm

2 stops19h 04m

$1,273

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Showing 1-10 of 12 results
1
2

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 January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Missoula-London flight deals on Cheapflights vs. FlightHub >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 AranGrant the most. AranGrant 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
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 January 20, 2026.
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
8,080 reviews

Food

7.2

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,080 reviews
Delta
7.9
Good
8,080 reviews

Food

7.2

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,183 reviews
Delta
7.9
Good
8,080 reviews

Food

7.2

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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 35m. Fly via Delta or United Airlines to get the fastest option. Airlines will cover a distance of 4583 mi. 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 round-trip?

    According to our current data, United Airlines ($699), offers the cheapest pricing from Missoula to London. United Airlines is currently priced 22% 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
Ilford
Hounslow
Southend-on-Sea
Harrow
Croydon
Eastleigh
Gatwick
Dartford
Dover
Winchester
Orpington
Watford
Hayes
Borehamwood
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Eastbourne
Sutton

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 January 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$699Average$883FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.