What are the cheapest airlines flying 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 $826 on this airline. Additional options worth looking into are American Airlines and KLM, starting at $838 and $1,508 round-trip. United Airlines is currently priced 16% below the average price you’ll pay for this route.

What is the cheapest month to book a flight from Missoula to London Heathrow Airport?

Currently, November is the cheapest month in which you can book a flight from Missoula to London Heathrow Airport (average of $661). Flying from Missoula to London Heathrow Airport in June is currently the most expensive (average of $1,115). 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.

What is the cheapest day to fly from Missoula to London Heathrow Airport?

Travelers seeking maximum savings on their Missoula to London Heathrow Airport flight should consider departing on Tuesday mornings when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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

Sunday flights are found to be more expensive to fly from Missoula to London Heathrow Airport. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London Heathrow Airport.

What is the cheapest month to fly from Missoula to London Heathrow Airport?

The best pricing can be found in the month of April. Prices to London Heathrow Airport from Missoula average $938. You can even find prices in April for less than $938, as users have found deals to London Heathrow Airport from as low as $601. The month of June appears to be one of the more expensive times to travel to London Heathrow Airport from Missoula. Flying in the targeted month can save you up to 36%.

What is the cheapest time of day to fly from MSO to LHR?

One of the essential ways to save on airfare from Missoula to London Heathrow Airport is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 21% on airfare.

Most accurate provider : When it comes to deals on Missoula-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Missoula-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

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 2 airlines have 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.

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.

$529+ Flights from Missoula to London Heathrow Airport

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Cheap flight deals from Missoula to Heathrow

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$826 (United Airlines)
One-way from	$529 (American Airlines)
Popular in	July
Cheapest in	October
Average price	$927

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

Search Deals

Highest demand for flights based on searches. 18% potential increase in price ($225 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($56 potential savings vs. average RT price).

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Average for round-trip flights in March 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 March 28, 2025.

Wed 11/122:27 pmMSO - LHR

1 stop12h 13mUnited Airlines

Tue 11/182:30 pmLHR - MSO

2 stops37h 56mUnited Airlines

Deal found 3/27

$759

Wed 11/1212:02 pmMSO - LHR

1 stop14h 58mKLM

Tue 11/1810:45 amLHR - MSO

1 stop13h 37mKLM

Deal found 3/27

$782

Thu 10/165:40 amMSO - LHR

2 stops24h 30mDelta

Thu 11/136:30 amLHR - MSO

2 stops20h 39mDelta

Deal found 3/27

$823

Sat 4/192:04 pmMSO - LHR

1 stop17h 21mAmerican Airlines

Wed 4/304:25 pmLHR - MSO

1 stop27h 34mAmerican Airlines

Deal found 3/27

$838

Thu 12/111:57 pmMSO - LHR

1 stop15h 18mMultiple Airlines

Sat 12/272:55 pmLHR - MSO

1 stop28h 40mMultiple Airlines

Deal found 3/27

$945

Fri 5/236:42 amMSO - LHR

1 stop23h 58mBritish Airways

Sun 6/19:45 amLHR - MSO

1 stop20h 51mBritish Airways

Deal found 3/26

$3,624

Best flights from Missoula to Heathrow
Discover carefully curated flight deals from Missoula to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 28, 2025.

Sun 4/276:25 amMSO - LHR

1 stop20h 15mUnited Airlines

Sat 5/39:00 amLHR - MSO

2 stops43h 19mUnited Airlines

Deal found 3/27

$826

Sat 4/192:04 pmMSO - LHR

1 stop17h 21mAmerican Airlines

Wed 4/304:25 pmLHR - MSO

1 stop27h 34mAmerican Airlines

Deal found 3/27

$838

Mon 6/93:15 pmMSO - LHR

1 stop14h 55mKLM

Fri 6/276:30 amLHR - MSO

2 stops18h 14mKLM

Deal found 3/26

$1,508

Mon 6/91:08 pmMSO - LHR

2 stops17h 22mDelta

Fri 6/279:55 amLHR - MSO

2 stops20h 52mDelta

Deal found 3/26

$1,513

Sun 4/272:54 pmMSO - LHR

1 stop15h 46mMultiple Airlines

Sat 5/34:30 pmLHR - MSO

1 stop28h 28mMultiple Airlines

Deal found 3/27

$1,592

Fri 5/236:42 amMSO - LHR

1 stop23h 58mBritish Airways

Sun 6/19:45 amLHR - MSO

1 stop20h 51mBritish Airways

Deal found 3/26

$3,624

Last-minute flights from Missoula to Heathrow
Discover last-minute flight deals from Missoula to Heathrow. Data last updated March 28, 2025 and is based on user searches.

Sat 4/192:04 pmMSO - LHR

1 stop17h 21mAmerican Airlines

Wed 4/304:25 pmLHR - MSO

1 stop27h 34mAmerican Airlines

Deal found 3/27

$838

Sun 4/276:25 amMSO - LHR

1 stop20h 15mUnited Airlines

Sat 5/39:00 amLHR - MSO

2 stops43h 19mUnited Airlines

Deal found 3/27

$826

Sun 4/272:54 pmMSO - LHR

1 stop15h 46mMultiple Airlines

Sat 5/34:30 pmLHR - MSO

1 stop28h 28mMultiple Airlines

Deal found 3/27

$1,592

One-way flights from Missoula to Heathrow
Search for one-way flight options from Missoula to Heathrow. Find affordable one-way fares based on user searches. Data last updated March 28, 2025.

Sun 5/111:22 pmMSO - LHR

2 stops15h 53mAmerican Airlines

Deal found 3/27

$529

Sat 6/215:45 amMSO - LHR

3 stops31h 20mMultiple Airlines

Deal found 3/26

$537

Sun 5/112:35 pmMSO - LHR

3 stops33h 20mUnited Airlines

Deal found 3/27

$614

Cheapflights Fare Finder

Use the filters below to find and compare flights from Missoula to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Sun 4/27

6:25 am-9:40 am

1 stop20h 15m

London Heathrow

Sat 5/3

9:00 am-9:19 pm

2 stops43h 19m

$826

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Sat 4/19

2:04 pm-2:25 pm

1 stop17h 21m

London Heathrow

Wed 4/30

4:25 pm-12:59 pm

1 stop27h 34m

$838

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Mon 6/9

3:15 pm-1:10 pm

1 stop14h 55m

London Heathrow

Fri 6/27

6:30 am-5:44 pm

2 stops18h 14m

$1,508

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Mon 6/9

1:08 pm-1:30 pm

2 stops17h 22m

London Heathrow

Fri 6/27

9:55 am-11:47 pm

2 stops20h 52m

$1,513

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Sun 4/27

2:54 pm-1:40 pm

1 stop15h 46m

London Heathrow

Sat 5/3

4:30 pm-1:58 pm

1 stop28h 28m

$1,592

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Fri 5/23

6:42 am-1:40 pm

1 stop23h 58m

London Heathrow

Sun 6/1

9:45 am-11:36 pm

1 stop20h 51m

$3,624

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Sun 5/11

1:22 pm-12:15 pm

2 stops15h 53m

$529

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Sat 6/21

5:45 am-8:05 pm

3 stops31h 20m

$537

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Sun 5/11

2:35 pm-6:55 am

3 stops33h 20m

$614

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Compare providers for flights from Missoula to Heathrow

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Missoula to Heathrow in March.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*1 star

*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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Missoula-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

Cheapflights Insights

Everything you need to know about your flight from Missoula to London Heathrow Airport

Rainfall in Heathrow by month

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Heathrow

Delta

8.0

Very good

7,896 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,896 reviews

Delta

8.0

Very good

7,896 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,321 reviews

Delta

8.0

Very good

7,896 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,603 reviews

Delta

8.0

Very good

7,896 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,896 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

British Airways

6.6

Okay

6,712 reviews

Delta

8.0

Very good

7,896 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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 2 airlines have 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.
What are the cheapest airlines flying 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 $826 on this airline. Additional options worth looking into are American Airlines and KLM, starting at $838 and $1,508 round-trip. United Airlines is currently priced 16% below the average price you’ll pay for this route.
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.
What is the cheapest month to book a flight from Missoula to London Heathrow Airport?
Currently, November is the cheapest month in which you can book a flight from Missoula to London Heathrow Airport (average of $661). Flying from Missoula to London Heathrow Airport in June is currently the most expensive (average of $1,115). 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.

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Top 2 airlines flying from Missoula to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$687	Average$851	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$700	Average$1,611	FlexibilityNo cancel fee	On-time71%

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$529+ 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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Missoula to Heathrow with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Missoula to Heathrow

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Missoula to Heathrow

Cheapest flights from Missoula to HeathrowExplore 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 March 28, 2025.

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 March 28, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Missoula to London Heathrow Airport that are best for you.

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 March.

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.

Cheapflights Insights

Everything you need to know about your flight from Missoula to London Heathrow Airport

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

Reviews of airlines servicing Heathrow

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?

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

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

How can I find direct flights from Missoula to Heathrow?

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

What is the cheapest month to book a flight from Missoula to London Heathrow Airport?

Traveling to a place near Missoula?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Missoula to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Missoula to Heathrow

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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 March 28, 2025.