Cheap Flights from London Heathrow (LHR) to Kalispell (FCA)

Compare London Heathrow to Kalispell flight deals

Find the cheapest month or even day of the year to fly to Kalispell

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Flight deals from London Heathrow to Kalispell

Looking for a cheap last-minute deal or the best return flight from London Heathrow Airport to Kalispell Airport? If you want to travel next month, return fares start from £845. Find the lowest prices on one-way and return tickets right here.

Kalispell.£450 per passenger.Departing Wed, 3 Jun.One-way flight with Vueling Airlines.Outbound indirect flight with Vueling Airlines, departs from London Heathrow on Wed, 3 Jun, arriving in Kalispell.Price includes taxes and charges.From £450, select.

Kalispell.£491 per passenger.Departing Tue, 1 Sep.One-way flight with Icelandair.Outbound indirect flight with Icelandair, departs from London Heathrow on Tue, 1 Sep, arriving in Kalispell.Price includes taxes and charges.From £491, select.

Kalispell.£525 per passenger.Departing Mon, 31 Aug.One-way flight with Virgin Atlantic.Outbound indirect flight with Virgin Atlantic, departs from London Heathrow on Mon, 31 Aug, arriving in Kalispell.Price includes taxes and charges.From £525, select.

Kalispell.£689 per passenger.Departing Sat, 4 Jul.One-way flight with Delta.Outbound indirect flight with Delta, departs from London Heathrow on Sat, 4 Jul, arriving in Kalispell.Price includes taxes and charges.From £689, select.

Kalispell.£1,428 per passenger.Departing Wed, 8 Apr.One-way flight with Delta.Outbound indirect flight with Delta, departs from London Heathrow on Wed, 8 Apr, arriving in Kalispell.Price includes taxes and charges.From £1,428, select.

Find the cheapest month to fly from London Heathrow to Kalispell

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London Heathrow to Kalispell flights are currently cheapest in June.

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London Heathrow to Kalispell: Alternative routes

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

Kalispell

8 miles from central Kalispell

ClosestCheapest

from £450

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London to Kalispell: Flight information

The things to know before you go.

Cheapest flight found	£450
Cheapest month to fly	June

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

How much are return flights from London Heathrow to Kalispell?

The best price we found for a return flight from London Heathrow to Kalispell is £740. 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.

Which airlines fly direct from London Heathrow to Kalispell?

Currently, there are no airlines that fly direct from London Heathrow to Kalispell. But we found flights with one or more stops from £740.

How many flights are there a week from London Heathrow to Kalispell?

As of April 2026, there are no flights flying from London Heathrow to Kalispell.

When is the cheapest time to fly from London Heathrow to Kalispell?

The cheapest month to fly from London Heathrow to Kalispell is usually September.

Which upcoming date is cheapest to fly from London Heathrow Airport to Kalispell Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from London Heathrow Airport to Kalispell Airport on Friday, 18 September 2026.

Can I get a direct flight from London Heathrow Airport to Kalispell Airport?

No airlines currently offer direct flights between London Heathrow Airport and Kalispell Airport. Most routes have one or more stops.

How can I find the best flight deal to Kalispell?

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 Kalispell 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.

When is the best time to book flights to Kalispell?

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

Which is the cheapest airline to fly from London Heathrow Airport to Kalispell with?

Currently, Alaska Airlines offers the cheapest flight tickets to Kalispell.

Travelling from London Heathrow Airport (LHR) to Glacier Park International Airport (FCA): what you need to know

Get to the airport on time so you don't miss your LHR to FCA flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid the stress of rushing.
During popular months like July, it's a good idea to get to the airport earlier than usual. Arrive two hours before a domestic departure and four hours ahead for international flights when you travel during peak periods in general.
Think about adding a stopover when booking your ticket from London Heathrow Airport to Glacier Park International Airport. Simply uncheck 'Direct flights only' to break up your journey, or perhaps see a new city along the way. Here are some options between LHR and FCA:
- Salt Lake City International Airport
- Denver International Airport
- San Francisco International Airport

How to find the cheapest flights from London Heathrow Airport (LHR) to Glacier Park International Airport (FCA)

Right now, £450 is the lowest price we've found for a one-way London Heathrow Airport to Glacier Park International Airport flight. The best price for a return ticket is £740. Bear in mind that fares can change due to demand when booking.
It's a good idea to book early if you want to find cheap tickets from LHR to FCA. That's because flight prices are based on demand, which tends to increase closer to departure.
If you're flexible with your trip dates, use the 'Whole month' search function. It'll find the lowest price across each month when searching for a flight from London Heathrow Airport to Glacier Park International Airport.
Finding cheap flights from LHR to FCA couldn't be easier with Price Alerts. Simply set up one of these automatic alerts and we'll get in touch as soon as a new deal comes up.
Tailor your trip using filters. Choose your preferred departure and arrival times, airlines and total journey duration. You can also sort the results by 'Best,' 'Fastest' or 'Cheapest' flights from London Heathrow Airport to Glacier Park International Airport.

Handy information about London Heathrow Airport (LHR)

68.18% of flights that depart London Heathrow Airport touch down at their destination on schedule.
Central London to London Heathrow Airport is around 19 miles. Depending on traffic, it'll take about 55 minutes to get there if you're driving, catching a cab or ride-sharing.
Expect a trip time of about 1 hour on public transport.
Get your journey off to a relaxed start by staying near LHR. Whether you have an early flight from London Heathrow Airport to Glacier Park International Airport or just don't want to be rushed, these stays are the answer:

Arriving at Glacier Park International Airport (FCA)

The last thing you want is a long journey to your hotel if you're landing late on a London Heathrow Airport to Glacier Park International Airport flight. Check in to one of these accommodation options near FCA instead:
Travel at your own pace with a Glacier Park International Airport rental car. Book your wheels from Avis, Enterprise or Budget and see more of Kalispell and beyond.
Booking your vehicle from Glacier Park International Airport around two weeks ahead can help you secure the lowest rate.

Getting from Glacier Park International Airport (FCA) to central Kalispell

FCA is located at 4170 Highway 2 East.
Glacier Park International Airport is roughly 10 miles from central Kalispell. The drive time takes about 20 minutes.

When to fly to Glacier Park International Airport (FCA)

It's time to pick your trip dates for your flight from London Heathrow Airport to Glacier Park International Airport. July is the busiest month to head to Kalispell. If you're after a more laid-back vibe, go in November.
Book your flight from London Heathrow Airport to Glacier Park International Airport for July if you'd like to explore Kalispell during its warmest month. You can expect temperatures of between 7ºC (45ºF) and 32ºC (90ºF).
February has average temperatures of between -17ºC (1ºF) and 1ºC (34ºF). Search for cheap tickets from LHR to FCA sometime around then if you want to travel when it's cooler.

Explore more of United States

Spokane is just one of the many cities in United States waiting to be discovered after you've experienced Kalispell. Around 150 miles away to the west, its top attractions include Manito Park, Northwest Museum of Arts & Culture and Spokane Falls.
Spokane Valley is another favourite destination in United States and is around 140 miles west of Kalispell. No trip is complete without experiencing Splash Down Waterpark, The Ref Sports Bar and Bead Lake Loop.