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Cheap flights from London to Kalispell from £598

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 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
LON — FCA
8 Apr — 15 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Kalispell

Enter your travel dates to find the best prices.

Cheapest flights from London to Kalispell
Explore the most affordable flight options available from London to Kalispell. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 March 2026.

Wed 6/514:50
LHR
-
FCA
1 stop14h 07m
United Airlines
Sun 10/514:33
FCA
-
LHR
2 stops33h 12m
United Airlines
Deal found 4/3£862
Sun 19/407:30
LHR
-
FCA
2 stops20h 57m
United Airlines
Sun 26/406:00
FCA
-
LHR
2 stops31h 40m
United Airlines
Deal found 5/3£868
Thu 13/817:00
LHR
-
FCA
1 stop13h 59m
Alaska Airlines
Thu 27/812:51
FCA
-
LHR
1 stop19h 14m
Alaska Airlines
Deal found 9/3£909

Find flight deals from London to Kalispell

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Kalispell (FCA). 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 9 March 2026.

Round-trip from

£862

One-way from

£598

Popular in

August

Cheapest in

February

Average price

£788
United Airlines
  • United Airlines
  • 6/5-10/5
  • 3 total stops
  • 47h 19m total
  • London to Kalispell
Search Deals
11/7
  • 11/7
  • 3 total stops
  • 52h 40m total
  • London to Kalispell
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£149 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£41 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Kalispell 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 9 March 2026.
Use the filters below to find and compare flights from London to Kalispell that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonKalispell

LHR - FCA

LHRFCA

London Heathrow

Sun 19/4

07:30-21:27

2 stops20h 57m

Kalispell Glacier Park

Sun 26/4

06:00-20:40

2 stops31h 40m

£868

LondonKalispell

LHR - FCA

LHRFCA

London Heathrow

Wed 6/5

08:00-21:57

2 stops20h 57m

Kalispell Glacier Park

Sun 10/5

06:00-06:55

2 stops17h 55m

£883
Fastest return journey

LondonKalispell

LHR - FCA

LHRFCA

London Heathrow

Tue 11/8

17:00-23:59

1 stop13h 59m

Kalispell Glacier Park

Wed 26/8

16:15-15:05

2 stops15h 50m

£1,030
Cheapest one-way

LondonKalispell

LHR - FCA

LHRFCA

London Heathrow

Sat 11/7

17:15-13:32

2 stops27h 17m

£669

LondonKalispell

LHR - FCA

LHRFCA

London Heathrow

Sat 11/7

13:10-16:04

1 stop33h 54m

£714
Fastest single journey

LondonKalispell

LHR - FCA

LHRFCA

London Heathrow

Tue 9/6

17:00-23:58

1 stop13h 58m

£2,304

Flights are sorted by cheapest return flights first.

Deals found on 5/3

Sorted by cheapest first

Best time to book a flight from London to Kalispell

Have a flexible travel schedule? Discover the best time to fly to Kalispell from London 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 London to Kalispell

How much does it cost for a return flight from London to Kalispell?

What’s the top stopover airport for flights from London to Kalispell?

Share of one-stop return flights from London to Kalispell chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Denver (DEN) – chosen by Cheapflights users on 41% of one-stop itineraries from London to Kalispell on Cheapflights.

What’s the cheapest stopover airport for flights from London to Kalispell?

Average return fare for one-stop flights from London to Kalispell, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Salt Lake City (SLC) is the most affordable one-stop option, with an average return flight price of £788.

What’s the fastest stopover option from London to Kalispell?

Shortest average travel time for one-stop one-way flights from London to Kalispell, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Salt Lake City (SLC) have the shortest average one-way travel time for one-stop routes: 13h 46m.

Which airport typically offers the quickest stopover for flights from London to Kalispell?

Average stopover duration for one-stop one-way flights from London to Kalispell, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Denver (DEN) offer the fastest connection on this route, with an average stopover time of 1h 30m.

Reviews of airlines servicing Kalispell

Get insights into the airlines that provide service to Kalispell. 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 Kalispell. Reviews last updated 9 March 2026.
Read reviews from past customers who have flown with KLM,Virgin Atlantic, andUnited Airlines from London to Kalispell. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,468 reviews
Check prices

Comfort

7.6

Entertainment

7.1

Food

7.3

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.8
Good
1,468 reviews
KLM
7.8
Good
1,468 reviews
Check prices

Comfort

7.6

Entertainment

7.1

Food

7.3

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Virgin Atlantic
7.5
Good
680 reviews
KLM
7.8
Good
1,468 reviews
Check prices

Comfort

7.6

Entertainment

7.1

Food

7.3

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
United Airlines
7.4
Good
9,409 reviews
KLM
7.8
Good
1,468 reviews
Check prices

Comfort

7.6

Entertainment

7.1

Food

7.3

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Related info for your journey

Find useful and relevant information for your journey from London to Kalispell. 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 into for flights to Kalispell from London?

    Most people fly into Kalispell Glacier Park (FCA) if they book a flight to Kalispell from London. On average, Glacier Park has 0 inbound flights from London per day from 2 airlines. Kalispell Glacier Park is conveniently located just 8.4 mi from Kalispell’s city center.

  • How long is the flight from London to Kalispell?

    United Airlines can get you from London to Kalispell in just under 20h 57m. Your travel time can differ by up to . The distance from London to Kalispell is about 4512 mi.

  • What are the cheapest airlines flying from London to Kalispell round-trip?

    Cheapflights users have booked flights from London to Kalispell round-trip from £629. Another airline that can offer you cheap pricing is United Airlines. Users have found that Virgin Atlantic is 27% cheaper than the other options available to this destination.

  • Can I find deals for flights from London to Kalispell that include hotel bookings?

    Yes. In addition to deals on London to Kalispell flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Kalispell?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Kalispell.

  • Can I find deals for business class flights from London to Kalispell?

    Yes. Cheapflights offers flight deals from London to Kalispell 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from London to Kalispell

Discover the top 2 airlines that operate flights from London to Kalispell. 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 858,174 searches. Data last updated 9 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£629Average£740FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
United AirlinesCheapest£723Average£810FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from London to Kalispell?

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Can Cheapflights find flights from London to Kalispell with no change fees?

Need flexible booking options for your flight to Kalispell from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from London to Kalispell become cheaper?

Not ready to book yet? You can track prices for flights from London to Kalispell on Cheapflights with our Price Alert feature and get notified when better prices are available.

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