What is the cheapest airline that flies from London to Fort Smith?

American Airlines is the most popular carrier operating from London to Fort Smith

Which airlines fly to Fort Smith?

British Airways, Finnair and Virgin Atlantic are the top three most popular airlines that fly to Fort Smith from London according to our data. British Airways is the first choice among our users, with 39% of people opting to fly with this airline when travelling to Fort Smith. Keep in mind that there are 5 different airlines that fly to Fort Smith on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from London to Fort Smith Airport?

Prices for flights from London to Fort Smith Airport refresh daily.

How many operators does momondo search for flights from London to Fort Smith Airport?

As of October 2025, there is 1 operator available to choose from for flights from London to Fort Smith Airport.

How old do you have to be to fly from London to Fort Smith Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Fort Smith Airport.

What documentation or ID do you need to fly to Fort Smith Airport?

The necessary travel and health documents for your Fort Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£508 Cheap Flights from London to Fort Smith in 2025/26

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Find the cheapest flights from London to Fort Smith

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

11:55 - 22:30LHR-FSM

16h 35m1 stop

06:00 - 08:35FSM-LHR

20h 35m1 stop

£798American Airlines

Find Deal

Tue, 11 Nov - Tue, 18 Nov

10:05 - 17:49LHR-FSM

13h 44m1 stop

10:10 - 06:20FSM-LHR

14h 10m2 stops

£801American Airlines

Find Deal

Tue, 11 Nov - Tue, 18 Nov

12:35 - 22:30LHR-FSM

15h 55m2 stops

10:10 - 07:50FSM-LHR

15h 40m2 stops

£817American Airlines

Find Deal

Sat, 8 Nov - Tue, 11 Nov

11:55 - 22:30LHR-FSM

16h 35m1 stop

10:10 - 06:50FSM-LHR

14h 40m1 stop

£819American Airlines

Find Deal

Sat, 8 Nov - Tue, 11 Nov

16:30 - 09:46LHR-FSM

23h 16m1 stop

06:00 - 08:35FSM-LHR

20h 35m1 stop

£1,518American Airlines

Find Deal

Sat, 20 Dec - Sat, 3 Jan

12:10 - 22:27LHR-FSM

16h 17m2 stops

10:16 - 08:35FSM-LHR

16h 19m1 stop

£1,617American Airlines

Find Deal

Sat, 20 Dec - Sat, 3 Jan

12:10 - 22:27LHR-FSM

16h 17m2 stops

10:16 - 06:20FSM-LHR

14h 04m2 stops

£1,867American Airlines

Find Deal

Sat, 20 Dec - Sat, 3 Jan

American Airlines flights from London to Fort Smith

Our best American Airlines deals on London to Fort Smith flight tickets

American Airlines

11 Nov

LHR11:55London Heathrow

16h 35m

1 stop

FSM22:30Fort Smith

18 Nov

FSM06:00Fort Smith

20h 35m

1 stop

LHR08:35London Heathrow

£798

Find similar

American Airlines

11 Nov

LHR10:05London Heathrow

13h 44m

1 stop

FSM17:49Fort Smith

18 Nov

FSM10:10Fort Smith

14h 10m

2 stops

LHR06:20London Heathrow

£801

Find similar

American Airlines

8 Nov

LHR12:35London Heathrow

15h 55m

2 stops

FSM22:30Fort Smith

11 Nov

FSM10:10Fort Smith

15h 40m

2 stops

LHR07:50London Heathrow

£817

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonFort Smith

LHR - FSM

LHRFSM

London Heathrow

Tue 11/11

11:55-22:30

1 stop16h 35m

Fort Smith

Tue 18/11

06:00-08:35

1 stop20h 35m

£798

LondonFort Smith

LHR - FSM

LHRFSM

London Heathrow

Tue 11/11

10:05-17:49

1 stop13h 44m

Fort Smith

Tue 18/11

10:10-06:20

2 stops14h 10m

£801

LondonFort Smith

LHR - FSM

LHRFSM

London Heathrow

Sat 8/11

12:35-22:30

2 stops15h 55m

Fort Smith

Tue 11/11

10:10-07:50

2 stops15h 40m

£817

LondonFort Smith

LHR - FSM

LHRFSM

London Heathrow

Sat 8/11

11:55-22:30

1 stop16h 35m

Fort Smith

Tue 11/11

10:10-06:50

1 stop14h 40m

£819

LondonFort Smith

LHR - FSM

LHRFSM

London Heathrow

Sat 20/12

16:30-09:46

1 stop23h 16m

Fort Smith

Sat 3/1

06:00-08:35

1 stop20h 35m

£1,518

LondonFort Smith

LHR - FSM

LHRFSM

London Heathrow

Sat 20/12

12:10-22:27

2 stops16h 17m

Fort Smith

Sat 3/1

10:16-08:35

1 stop16h 19m

£1,617

LondonFort Smith

LHR - FSM

LHRFSM

London Heathrow

Sat 20/12

12:10-22:27

2 stops16h 17m

Fort Smith

Sat 3/1

10:16-06:20

2 stops14h 04m

£1,867

LondonFort Smith

LHR - FSM

LHRFSM

London Heathrow

Mon 15/12

16:30-09:49

1 stop23h 19m

£613

LondonFort Smith

LHR - FSM

LHRFSM

London Heathrow

Mon 15/12

11:40-22:28

2 stops16h 48m

£616

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from London to Fort Smith

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Fort Smith?

According to our data, Tuesday is the cheapest day to fly to Fort Smith from London. The lowest ticket price found for a Tuesday departure recently was £551. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Thursday is the most expensive day to depart from London because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £905.

What is the cheapest time of day to depart on your flight to Fort Smith?

Flying to Fort Smith from London in the morning is the least expensive time of day to depart. momondo users have found prices as low as £669 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £778 on average. Flights to Fort Smith from London at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

When to book flights from London to Fort Smith

Are you open to changing your travel dates? Check out the ideal times to fly from London to Fort Smith according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap London to Fort Smith (LON to FSM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Fort Smith

Direct flights	None

There are no direct flights from London to Fort Smith. There are no popular flight routes from London to Fort Smith.

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How far is London to Fort Smith by plane?
The distance between London and Fort Smith is about 4519.5 mi. In terms of flight time, this usually takes a little over 13h 44m.
When did momondo last update prices for flights from London to Fort Smith Airport?
Prices for flights from London to Fort Smith Airport refresh daily.
How many operators does momondo search for flights from London to Fort Smith Airport?
As of October 2025, there is 1 operator available to choose from for flights from London to Fort Smith Airport.
How old do you have to be to fly from London to Fort Smith Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Fort Smith Airport.
What documentation or ID do you need to fly to Fort Smith Airport?
The necessary travel and health documents for your Fort Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from London to Fort Smith

Compare and see reviews for airlines that fly from London to Fort Smith with momondo

Airline	Rating	Free Cancellation	Price
Finnair	PriceFrom £665	Free Cancellation	Rating 7.6 1,332 reviews		Search Finnair flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Fort Smith?

Finding the right flight to Fort Smith from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Fort Smith quick and easy, saving you time and money.

Can I find flights from London to Fort Smith with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Fort Smith from London with this policy.

How can momondo help me find flights from London to Fort Smith?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Fort Smith.

I’m not ready to book a flight from London to Fort Smith right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Fort Smith, momondo offers a useful price alert feature which will track prices for flights to Fort Smith from London and alert you when they change.