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Cheap Flights from Missoula (MSO) to London (LHR)

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      Travellers and cabin class, 1 Adult, Economy

      Compare Missoula to London Heathrow flight deals

      Find the cheapest month or even day of the year to fly to London Heathrow

      Book the best London Heathrow fare with no extra fees

      Flight deals from Missoula to London Heathrow

      Looking for a cheap last-minute deal or the best return flight from Missoula Airport to London Heathrow Airport? If you want to travel next month, return fares start from $1,323. Find the lowest prices on one-way and return tickets right here.
      London.$1,241 per passenger.Departing Mon, 16 Nov, returning Thu, 19 Nov.Return flight with Air France and KLM.Outbound indirect flight with Air France, departs from Missoula on Mon, 16 Nov, arriving in London Heathrow.Inbound indirect flight with KLM, departs from London Heathrow on Thu, 19 Nov, arriving in Missoula.Price includes taxes and charges.From $1,241, select.
      London.$1,278 per passenger.Departing Mon, 10 May, returning Fri, 21 May.Return flight with United.Outbound indirect flight with United, departs from Missoula on Mon, 10 May, arriving in London Heathrow.Inbound indirect flight with United, departs from London Heathrow on Fri, 21 May, arriving in Missoula.Price includes taxes and charges.From $1,278, select.
      London.$1,291 per passenger.Departing Wed, 20 Jan, returning Wed, 27 Jan.Return flight with Delta.Outbound indirect flight with Delta, departs from Missoula on Wed, 20 Jan, arriving in London Heathrow.Inbound indirect flight with Delta, departs from London Heathrow on Wed, 27 Jan, arriving in Missoula.Price includes taxes and charges.From $1,291, select.
      London.$1,293 per passenger.Departing Wed, 3 Mar, returning Wed, 10 Mar.Return flight with Delta.Outbound indirect flight with Delta, departs from Missoula on Wed, 3 Mar, arriving in London Heathrow.Inbound indirect flight with Delta, departs from London Heathrow on Wed, 10 Mar, arriving in Missoula.Price includes taxes and charges.From $1,293, select.
      London.$1,313 per passenger.Departing Tue, 29 Sep, returning Tue, 20 Oct.Return flight with United.Outbound indirect flight with United, departs from Missoula on Tue, 29 Sep, arriving in London Heathrow.Inbound indirect flight with United, departs from London Heathrow on Tue, 20 Oct, arriving in Missoula.Price includes taxes and charges.From $1,313, select.
      London.$1,323 per passenger.Departing Wed, 23 Sep, returning Wed, 30 Sep.Return flight with Delta.Outbound indirect flight with Delta, departs from Missoula on Wed, 23 Sep, arriving in London Heathrow.Inbound indirect flight with Delta, departs from London Heathrow on Wed, 30 Sep, arriving in Missoula.Price includes taxes and charges.From $1,323, select.
      London.$1,367 per passenger.Departing Mon, 5 Oct, returning Mon, 19 Oct.Return flight with United.Outbound indirect flight with United, departs from Missoula on Mon, 5 Oct, arriving in London Heathrow.Inbound indirect flight with United, departs from London Heathrow on Mon, 19 Oct, arriving in Missoula.Price includes taxes and charges.From $1,367, select.
      London.$1,624 per passenger.Departing Fri, 14 Aug, returning Tue, 18 Aug.Return flight with Delta.Outbound indirect flight with Delta, departs from Missoula on Fri, 14 Aug, arriving in London Heathrow.Inbound indirect flight with Delta, departs from London Heathrow on Tue, 18 Aug, arriving in Missoula.Price includes taxes and charges.From $1,624, select.
      London.$1,686 per passenger.Departing Mon, 28 Dec, returning Thu, 31 Dec.Return flight with United.Outbound indirect flight with United, departs from Missoula on Mon, 28 Dec, arriving in London Heathrow.Inbound indirect flight with United, departs from London Heathrow on Thu, 31 Dec, arriving in Missoula.Price includes taxes and charges.From $1,686, select.
      London.$1,944 per passenger.Departing Mon, 28 Dec, returning Fri, 1 Jan.Return flight with United.Outbound indirect flight with United, departs from Missoula on Mon, 28 Dec, arriving in London Heathrow.Inbound indirect flight with United, departs from London Heathrow on Fri, 1 Jan, arriving in Missoula.Price includes taxes and charges.From $1,944, select.

      Find the cheapest month to fly from Missoula to London Heathrow

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Missoula to London Heathrow flights are currently cheapest in November.
      Aug
      from $1,624
      Sep
      from $1,323
      Oct
      from $1,367
      Nov
      from $1,241
      Dec
      from $1,686
      Jan
      from $1,291
      Feb
      Find prices
      Mar
      from $1,293
      Apr
      Find prices
      May
      from $1,278
      Jun
      Find prices
      Jul
      Find prices

      Missoula to London Heathrow: Alternative routes

      Compare routes from Missoula to London below. You may find an airport to fly into that's cheaper, faster, or easier than London Heathrow.

      London City

      12km from central London
      Closest
      from $1,334
      Search flights

      London Heathrow

      23km from central London
      Cheapest
      from $1,241
      Search flights

      London Gatwick

      40km from central London
      from $1,325
      Search flights

      London Luton

      45km from central London
      from $3,410
      Search flights

      London Stansted

      49km from central London
      Search flights

      London Southend

      57km from central London
      Search flights

      Missoula to London: Flight information

      The things to know before you go.
      Cheapest flight found$1,241
      Cheapest month to flyNovember

      Finding cheap flights from Missoula to London Heathrow: Frequently asked questions

      The best price we found for a return flight from Missoula to London Heathrow is $1,241. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      Currently, there are no airlines that fly direct from Missoula to London Heathrow. But we found flights with one or more stops from $1,241.
      As of August 2026, there are no flights flying from Missoula to London Heathrow.
      The cheapest month to fly from Missoula to London Heathrow is usually November.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Missoula Airport to London Heathrow Airport on Monday, 16 November 2026.
      No airlines currently offer direct flights between Missoula Airport and London Heathrow Airport. Most routes have one or more stops.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London Heathrow but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Air France offers the cheapest flight tickets to London Heathrow.

      Flying from Missoula Airport (MSO) to London Heathrow Airport (LHR): what you need to know

      • London's timezone is UTC+0, which makes London seven hours ahead of Missoula.

      • To ensure you catch your MSO to LHR flight, leave enough time to check in and drop off your luggage. Arriving two hours ahead of international departures and an hour before domestic flights is the standard rule.

      • Be prepared for longer queues during popular months like July. Arriving up to four hours ahead of international flights and two hours for a domestic departure is a wise move.

      • We make it easy to book a flight with a stopover. To see your options for tickets from Missoula Airport to London Heathrow Airport, deselect 'Direct flights only.' Then, choose a flight offering a stop long enough to visit your chosen city. Top stopovers between MSO and LHR include:

        • Chicago O'Hare International Airport

        • Denver International Airport

        • Harry Reid International Airport

      How to find the cheapest flights from Missoula Airport (MSO) to London Heathrow Airport (LHR)

      • At the moment, $473 is the cheapest price we've seen for a one-way Missoula Airport to London Heathrow Airport flight. The best price for a return ticket is $1,241. Remember that fares can change due to availability at the time of booking.

      • Don't leave everything to the last moment. You're more likely to get cheap tickets from MSO to LHR if you book in advance. Airlines often offer some amazing early bird deals.

      • Getting cheap flights from Missoula Airport to London Heathrow Airport is easy if you're flexible with your travel plans. Use the 'Whole month' tool to see the best prices across the month and snap up a great deal.

      • Landing cheap flights from MSO to LHR is a piece of cake with Price Alerts. Simply set up one of these automatic alerts and we'll let you know as soon as fares go down.

      • Select your preferred arrival and departure times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to get the best deals on flights from Missoula Airport to London Heathrow Airport.

      Handy information about Missoula Airport (MSO)

      • The address for MSO is 5225 Highway 10 West.

      • 83% of flights leaving Missoula Airport touch down at their destination as planned. With its reliable on-time performance, delays are unlikely when flying out of MSO.

      • To reach Missoula Airport from central Missoula, it'll take around 15 minutes if you're going by car. Of course, this depends on traffic. It's approximately 11 kilometres from the airport to the city centre.

      • The journey on public transport usually takes 30 minutes.

      • Searching for a handy hotel close to MSO? If you're boarding an early flight from Missoula Airport to London Heathrow Airport, these accommodation options will have you sleeping moments from check-in:

      Arriving at London Heathrow Airport (LHR)

      Getting from London Heathrow Airport (LHR) to central London

      • London Heathrow Airport to central London has a drive time of around 45 minutes. It's approximately 24 kilometres away.

      • Getting to the centre by public transport takes around 25 minutes.

      When to fly to London Heathrow Airport (LHR)

      • July is the most popular month for flights from Missoula Airport to London Heathrow Airport. To escape the crowds, travel to London in March.

      • The warmest month in London is July, with temperatures ranging between 11ºC (52ºF) and 26ºC (79ºF). Book your flights from Missoula Airport to London Heathrow Airport in this month if this is the kind of weather you like.

      • January has average temperatures of between 0ºC (32ºF) and 9ºC (48ºF). Look for cheap tickets from MSO to LHR around that time if you want to travel in cooler conditions.

      Explore more of the United Kingdom

      • You've seen London, now it's time to discover other parts of the United Kingdom. Journey around 257 kilometres north-west to Manchester to check off its top sights. From Manchester United Museum & Stadium Tour to The Homes of Football and Museum of Science and Industry, there's plenty to keep you on the go.

      • If you're interested in discovering another side of the United Kingdom, consider Birmingham, roughly 161 kilometres north-west of London. Birmingham Museum & Art Gallery, Birmingham Hippodrome Theatre and Bournville Experience are highlights.

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      Plan the rest of your trip from Missoula to London

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.