Find flights
When to book
Airlines
FAQs

Cheap flights from Missoula to London Heathrow Airport from £395

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 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — LHR
3 Apr — 10 Apr1
1 adult

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 29 March 2025.

Round-trip from

£590

One-way from

£395

Popular in

July

Cheapest in

October

Average price

£716
United Airlines
  • United Airlines
  • 19/4-30/4
  • 4 total stops
  • 68h 13m total
  • Missoula to London
Search Deals
15/5
  • 15/5
  • 2 total stops
  • 37h 48m total
  • Missoula to London
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£134 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£34 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

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 29 March 2025.

Wed 12/1106:15MSO - LHR
1 stop20h 25mUnited Airlines
Tue 18/1114:30LHR - MSO
2 stops37h 56mUnited Airlines
Deal found 28/3£586
Wed 30/407:50MSO - LHR
1 stop22h 20mKLM
Wed 7/511:00LHR - MSO
1 stop20h 21mKLM
Deal found 27/3£604
Thu 16/1005:40MSO - LHR
2 stops24h 30mDelta
Thu 13/1106:30LHR - MSO
2 stops20h 39mDelta
Deal found 28/3£635
Thu 11/1213:57MSO - LHR
1 stop15h 18mMultiple Airlines
Sat 27/1214:55LHR - MSO
1 stop28h 40mMultiple Airlines
Deal found 28/3£730
Wed 28/515:17MSO - LHR
2 stops18h 48mFinnair
Wed 11/607:30LHR - MSO
2 stops23h 06mFinnair
Deal found 28/3£794
Wed 28/513:22MSO - LHR
2 stops15h 53mAmerican Airlines
Tue 10/614:25LHR - MSO
1 stop15h 59mAmerican Airlines
Deal found 28/3£832
Thu 15/506:42MSO - LHR
2 stops18h 18mAlaska Airlines
Fri 16/515:40LHR - MSO
2 stops27h 33mAlaska Airlines
Deal found 28/3£8,878

Cheapflights Fare Finder

Customise 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 858,174 searches. Data last updated 29 March 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

Sat 19/4

17:15-06:55

2 stops30h 40m

London Heathrow

Wed 30/4

09:30-16:03

2 stops37h 33m

£590

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Wed 30/4

07:50-13:10

1 stop22h 20m

London Heathrow

Wed 7/5

11:00-00:21

1 stop20h 21m

£604

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Sun 11/5

05:40-10:15

2 stops21h 35m

London Heathrow

Sat 24/5

10:55-17:39

1 stop13h 44m

£785

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Wed 28/5

15:17-17:05

2 stops18h 48m

London Heathrow

Wed 11/6

07:30-23:36

2 stops23h 06m

£794

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Wed 28/5

13:22-12:15

2 stops15h 53m

London Heathrow

Tue 10/6

14:25-23:24

1 stop15h 59m

£832

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Thu 12/6

12:54-09:05

1 stop13h 11m

London Heathrow

Sat 21/6

15:30-23:24

1 stop14h 54m

£1,091

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Thu 15/5

06:42-08:00

2 stops18h 18m

London Heathrow

Fri 16/5

15:40-12:13

2 stops27h 33m

£8,878

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Thu 15/5

15:17-12:05

2 stops37h 48m

£395

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Sun 11/5

13:22-12:40

2 stops16h 18m

£409

MissoulaLondon

MSO - LHR

MSOLHR

Missoula Johnson-Bell Field

Sun 11/5

14:35-06:35

3 stops33h 00m

£493

Flights are sorted by cheapest return flights first.

Deals found on 28/3

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 return 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

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

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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 29 March 2025.
Alaska Airlines
8.0
Very Good
9,797 reviews
Check prices

Entertainment

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very Good
9,797 reviews
Alaska Airlines
8.0
Very Good
9,797 reviews
Check prices

Entertainment

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very Good
7,895 reviews
Alaska Airlines
8.0
Very Good
9,797 reviews
Check prices

Entertainment

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
KLM
7.8
Good
1,321 reviews
Alaska Airlines
8.0
Very Good
9,797 reviews
Check prices

Entertainment

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Finnair
7.6
Good
1,267 reviews
Alaska Airlines
8.0
Very Good
9,797 reviews
Check prices

Entertainment

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,609 reviews
Alaska Airlines
8.0
Very Good
9,797 reviews
Check prices

Entertainment

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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), located 5.5 mi from the city center, is the airport you fly out of when you book flights from Missoula to London Heathrow. 0 airlines have flights from Johnson-Bell Field to London Heathrow on a regular basis. Booking flights from Missoula Johnson-Bell Field to London Heathrow should not be difficult; the airport handles an average of 0 outbound flights to London Heathrow per day.

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

    According to our current data, United Airlines (£590), KLM (£604), and Delta (£785) offers the cheapest pricing from Missoula to London Heathrow Airport. Users have found that United Airlines is 22% cheaper than the other options available to this destination.

  • 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 holiday 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, January is the cheapest month in which you can book a flight from Missoula to London Heathrow Airport (average of £112). Flying from Missoula to London Heathrow Airport in August is currently the most expensive (average of £164). 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

Travelling to a place near Missoula?

Book flights to Missoula if you plan to visit one of these locations
Hounslow
Deal
Milton Keynes
Gatwick
Croydon
Luton
Slough
Eastbourne
Wembley
Northampton
Swindon
Hayes
Ilford
Crawley
Southend-on-Sea
Winchester
Maidstone
Ipswich
Watford
Southall

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.

Alternative routes for Missoula to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
Bozeman to Heathrow flights
Billings to Heathrow flights
Missoula to Gatwick flights
Kalispell to Heathrow flights
Great Falls to Heathrow flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Missoula to Heathrow?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Missoula to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Missoula to Heathrow?

Millions of users choose and trust Cheapflights to book the best flight deals from Missoula to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Missoula to Heathrow with no change fees?

Certainly. Search results for flights to Heathrow from Missoula shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Missoula to Heathrow become cheaper?

Yes! Start tracking prices for Missoula to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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.