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

Prices for flights from Fort Smith Airport to London were last updated today.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Fort Smith Airport to London.

What documentation or ID do you need to fly to London?

The necessary travel and health documents for your London 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.

$609 Cheap Flights from Fort Smith to London in 2026

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0 bags

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Find the cheapest flights from Fort Smith to London

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:34 am - 12:15 pm

FSM

LHR

19h 41m

1 stop

2:45 pm - 10:46 pm

LHR

FSM

14h 01m

1 stop

$609Multiple Airlines

Wed, Jan 28 - Wed, Feb 4

10:34 am - 6:20 am

FSM

LHR

13h 46m

2 stops

4:30 pm - 10:04 am

LHR

FSM

23h 34m

1 stop

$613American Airlines

Wed, Jan 28 - Wed, Feb 4

6:07 am - 6:50 am

FSM

LHR

18h 43m

1 stop

8:20 am - 10:32 pm

LHR

FSM

20h 12m

1 stop

$659American Airlines

Fri, Feb 13 - Mon, Feb 16

6:24 pm - 11:40 am

FSM

LHR

11h 16m

1 stop

12:10 pm - 10:32 pm

LHR

FSM

16h 22m

2 stops

$663American Airlines

Fri, Feb 13 - Mon, Feb 16

6:00 am - 8:05 am

FSM

LHR

20h 05m

1 stop

10:05 am - 6:11 pm

LHR

FSM

14h 06m

1 stop

$734American Airlines

Fri, May 8 - Tue, May 12

11:10 am - 12:10 pm

FSM

LHR

19h 00m

1 stop

2:25 pm - 11:39 pm

LHR

FSM

15h 14m

1 stop

$775American Airlines

Sat, May 2 - Sat, May 9

6:41 pm - 2:25 pm

FSM

LHR

13h 44m

1 stop

1:10 pm - 11:39 pm

LHR

FSM

16h 29m

2 stops

$779American Airlines

Sat, May 2 - Sat, May 9

6:00 am - 8:05 am

FSM

LHR

20h 05m

1 stop

12:30 pm - 10:25 pm

LHR

FSM

15h 55m

2 stops

$796American Airlines

Fri, May 8 - Tue, May 12

11:10 am - 7:50 am

FSM

LHR

14h 40m

2 stops

11:10 am - 10:25 pm

LHR

FSM

17h 15m

2 stops

$1,111American Airlines

Fri, May 8 - Tue, May 12

10:34 am - 10:00 am

FSM

LHR

17h 26m

1 stop

4:30 pm - 10:04 am

LHR

FSM

23h 34m

1 stop

$1,144American Airlines

Tue, Feb 3 - Fri, Feb 6

American Airlines flights from Fort Smith to London

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

American Airlines

Jan 28

FSM10:34 amFort Smith

13h 46m

2 stops

LHR6:20 amLondon Heathrow

Feb 4

LHR4:30 pmLondon Heathrow

23h 34m

1 stop

FSM10:04 amFort Smith

$613

American Airlines

May 2

FSM11:10 amFort Smith

19h 00m

1 stop

LHR12:10 pmLondon Heathrow

May 9

LHR2:25 pmLondon Heathrow

15h 14m

1 stop

FSM11:39 pmFort Smith

$775

American Airlines

May 2

FSM11:10 amFort Smith

14h 55m

2 stops

LHR8:05 amLondon Heathrow

May 9

LHR1:00 pmLondon Heathrow

16h 39m

2 stops

FSM11:39 pmFort Smith

$779

Fly from

Fly to

Route

Depart

Return

Price

Fort SmithLondon

FSM - LHR

FSMLHR

Fort Smith

Wed 1/28

10:34 am-12:15 pm

1 stop19h 41m

London Heathrow

Wed 2/4

2:45 pm-10:46 pm

1 stop14h 01m

$609

Fort SmithLondon

FSM - LHR

FSMLHR

Fort Smith

Wed 1/28

10:34 am-6:20 am

2 stops13h 46m

London Heathrow

Wed 2/4

4:30 pm-10:04 am

1 stop23h 34m

$613

Fort SmithLondon

FSM - LHR

FSMLHR

Fort Smith

Fri 2/13

6:07 am-6:50 am

1 stop18h 43m

London Heathrow

Mon 2/16

8:20 am-10:32 pm

1 stop20h 12m

$659

Fort SmithLondon

FSM - LHR

FSMLHR

Fort Smith

Fri 2/13

6:24 pm-11:40 am

1 stop11h 16m

London Heathrow

Mon 2/16

12:10 pm-10:32 pm

2 stops16h 22m

$663

Fort SmithLondon

FSM - LHR

FSMLHR

Fort Smith

Fri 5/8

6:00 am-8:05 am

1 stop20h 05m

London Heathrow

Tue 5/12

10:05 am-6:11 pm

1 stop14h 06m

$734

Fort SmithLondon

FSM - LHR

FSMLHR

Fort Smith

Sat 5/2

11:10 am-12:10 pm

1 stop19h 00m

London Heathrow

Sat 5/9

2:25 pm-11:39 pm

1 stop15h 14m

$775

Fort SmithLondon

FSM - LHR

FSMLHR

Fort Smith

Sat 5/2

6:41 pm-2:25 pm

1 stop13h 44m

London Heathrow

Sat 5/9

1:10 pm-11:39 pm

2 stops16h 29m

$779

Fort SmithLondon

FSM - LHR

FSMLHR

Fort Smith

Fri 5/8

6:00 am-8:05 am

1 stop20h 05m

London Heathrow

Tue 5/12

12:30 pm-10:25 pm

2 stops15h 55m

$796

Fort SmithLondon

FSM - LHR

FSMLHR

Fort Smith

Fri 5/8

11:10 am-7:50 am

2 stops14h 40m

London Heathrow

Tue 5/12

11:10 am-10:25 pm

2 stops17h 15m

$1,111

Fort SmithLondon

FSM - LHR

FSMLHR

Fort Smith

Tue 2/3

10:34 am-10:00 am

1 stop17h 26m

London Heathrow

Fri 2/6

4:30 pm-10:04 am

1 stop23h 34m

$1,144

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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

What airlines fly to London?

American Airlines, British Airways and United Airlines are the top three most popular airlines that fly to London from Fort Smith according to our data. American Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to London. Keep in mind that there are 4 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

When to book flights from Fort Smith to London

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

Estimated round-trip price

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

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

Fastest flight time	17h 45m
Direct flights	None

The fastest flight from Fort Smith to London takes 17h 45m

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

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How far is Fort Smith to London by plane?
A flight from Fort Smith to London will travel around 4519.5 mi. Typically, this will take 17h 45m by plane in normal conditions.
When did momondo last update prices for flights from Fort Smith Airport to London?
Prices for flights from Fort Smith Airport to London were last updated today.
How old do you have to be to fly from Fort Smith Airport to London?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Fort Smith Airport to London.
What documentation or ID do you need to fly to London?
The necessary travel and health documents for your London 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.
What is the most popular airline from Fort Smith to London?
Based on momondo bookings for flights between Fort Smith and London, the leading airline is American Airlines, making up 100% of the total bookings.

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Luton

Hounslow

Milton Keynes

Dover

Slough

Guildford

Hayes

Crawley

Dartford

Brentwood

Watford

Wembley

Cobham

Folkestone

Romford

Richmond

Uxbridge

Chelmsford

Stansted

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Fort Smith to London for you.

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

momondo does allow users to show only those flights to London from Fort Smith which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to London from Fort Smith. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to London from Fort Smith. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.