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Cheap flights from London to Kalispell from £394

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 16/3. Fares are subject to change and may not be available on all flights or dates of travel.
LON — FCA
26 Mar — 2 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 24 February 2026.

Wed 8/421:25
LHR
-
FCA
2 stops33h 22m
Multiple Airlines
Wed 15/406:05
FCA
-
LHR
2 stops22h 50m
Multiple Airlines
Deal found 22/2£830
Fri 25/917:00
LHR
-
FCA
1 stop33h 22m
Alaska Airlines
Tue 29/906:33
FCA
-
LHR
1 stop25h 32m
Alaska Airlines
Deal found 20/2£837
Wed 6/507:45
LHR
-
FCA
2 stops21h 12m
United Airlines
Sun 10/514:33
FCA
-
LHR
2 stops33h 12m
United Airlines
Deal found 22/2£862
Wed 8/410:55
LHR
-
FCA
1 stop13h 20m
Delta
Wed 15/412:10
FCA
-
LHR
2 stops18h 05m
Delta
Deal found 22/2£868
Wed 6/509:50
LHR
-
FCA
1 stop21h 01m
British Airways
Sun 10/513:43
FCA
-
LHR
1 stop34h 07m
British Airways
Deal found 22/2£882
Fri 25/907:45
LHR
-
FCA
2 stops17h 50m
United Airlines
Tue 29/914:29
FCA
-
LHR
1 stop14h 51m
United Airlines
Deal found 20/2£884

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 24 February 2026.

Round-trip from

£830

One-way from

£394

Popular in

August

Cheapest in

May

Average price

£822
8/4-15/4
  • 8/4-15/4
  • 4 total stops
  • 56h 12m total
  • London to Kalispell
Search Deals
16/3
  • 16/3
  • 3 total stops
  • 28h 23m total
  • London to Kalispell
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£132 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£38 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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 24 February 2026.
Use the filters below to find and compare flights from London to Kalispell that are best for you.

Fly from

London

Fly to

Kalispell

Route

Depart

Return

Price

LondonKalispell

LHR - FCA

LHRFCA

London Heathrow

Wed 8/4

21:25-23:47

2 stops33h 22m

Kalispell Glacier Park

Wed 15/4

06:05-11:55

2 stops22h 50m

£830

LondonKalispell

LHR - FCA

LHRFCA

London Heathrow

Wed 6/5

14:50-21:57

1 stop14h 07m

Kalispell Glacier Park

Sun 10/5

14:33-10:40

2 stops37h 07m

£862

LondonKalispell

LHR - FCA

LHRFCA

London Heathrow

Wed 8/4

10:55-17:15

1 stop13h 20m

Kalispell Glacier Park

Wed 15/4

12:10-13:15

2 stops18h 05m

£868

LondonKalispell

LHR - FCA

LHRFCA

London Heathrow

Wed 6/5

09:50-23:51

1 stop21h 01m

Kalispell Glacier Park

Sun 10/5

13:43-06:50

1 stop34h 07m

£882

LondonKalispell

LHR - FCA

LHRFCA

London Heathrow

Mon 16/3

14:50-13:13

3 stops28h 23m

£394

LondonKalispell

LHR - FCA

LHRFCA

London Heathrow

Wed 8/4

06:30-23:47

3 stops24h 17m

£461

LondonKalispell

LHR - FCA

LHRFCA

London Heathrow

Wed 8/4

11:25-21:27

1 stop17h 02m

£681

LondonKalispell

LHR - FCA

LHRFCA

London Heathrow

Mon 16/3

11:35-21:57

1 stop16h 22m

£829

LondonKalispell

LHR - FCA

LHRFCA

London Heathrow

Thu 9/7

21:25-10:52

3 stops44h 27m

£1,879

LondonKalispell

LHR - FCA

LHRFCA

London Heathrow

Fri 10/7

21:25-23:59

3 stops33h 34m

£1,965

Flights are sorted by cheapest return flights first.

Deals found on 21/2

Showing 1-10 of 11 results
1
2

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 39% 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 £782.

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 28m.

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 24 February 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
7.7
Good
1,460 reviews
Check prices

Crew

8.4

Comfort

7.6

Boarding

7.8

Overall

7.7

Food

7.3

Entertainment

7.1

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
7.7
Good
1,460 reviews
KLM
7.7
Good
1,460 reviews
Check prices

Crew

8.4

Comfort

7.6

Boarding

7.8

Overall

7.7

Food

7.3

Entertainment

7.1

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
679 reviews
KLM
7.7
Good
1,460 reviews
Check prices

Crew

8.4

Comfort

7.6

Boarding

7.8

Overall

7.7

Food

7.3

Entertainment

7.1

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
9,344 reviews
KLM
7.7
Good
1,460 reviews
Check prices

Crew

8.4

Comfort

7.6

Boarding

7.8

Overall

7.7

Food

7.3

Entertainment

7.1

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 14h 07m. 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 £624. Another airline that can offer you cheap pricing is United Airlines. Users have found that Virgin Atlantic is 29% 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 24 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£624Average£747FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
United AirlinesCheapest£717Average£804FlexibilityNo 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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