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Cheap flights from London Heathrow Airport to Fort Smith from £785

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — FSM
5 Sep — 12 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Fort Smith

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Fort Smith
Explore the most affordable flight options available from Heathrow to Fort Smith. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 August 2026.

Wed 2/1206:15 -
2 stops17h 26m
Tue 5/118:17 -
2 stops34h 08m
Deal found 3/8£789
Thu 26/1108:15 -
2 stops17h 13m
Thu 3/1206:00 -
1 stop20h 15m
Deal found 3/8£812
Wed 2/912:55 -
1 stop26h 46m
Wed 9/917:16 -
1 stop11h 39m
Deal found 5/8£827
Wed 23/1219:40 -
2 stops20h 06m
Tue 12/118:27 -
2 stops29h 23m
Deal found 3/8£829
Wed 2/908:55 -
1 stop13h 50m
Wed 9/917:16 -
1 stop15h 09m
Deal found 5/8£835
Wed 23/1210:15 -
1 stop18h 12m
Tue 12/106:21 -
1 stop18h 29m
Deal found 3/8£1,000
Thu 1/1020:45 -
2 stops31h 50m
Thu 8/1019:52 -
1 stop12h 33m
Deal found 5/8£4,821

Find flight deals from Heathrow to Fort Smith

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Fort Smith (FSM). 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 6 August 2026.

Round-trip from

£785
Finnair
  • Finnair
  • 12/1-24/1
  • 4 total stops
  • 70h 29m total
  • London to Fort Smith
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Fort Smith 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 6 August 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Fort Smith that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonFort Smith

LHR London Heathrow - FSM Fort Smith

LHRFSM

London Heathrow

Tue 12/1

16:15-22:46

2 stops36h 31m

Fort Smith

Sun 24/1

18:27-10:25

2 stops33h 58m

£785

LondonFort Smith

LHR London Heathrow - FSM Fort Smith

LHRFSM

London Heathrow

Wed 2/12

06:15-17:41

2 stops17h 26m

Fort Smith

Tue 5/1

18:17-10:25

2 stops34h 08m

£789

LondonFort Smith

LHR London Heathrow - FSM Fort Smith

LHRFSM

London Heathrow

Wed 2/9

12:55-09:41

1 stop26h 46m

Fort Smith

Wed 9/9

17:16-10:55

1 stop11h 39m

£827
Fastest return journey

LondonFort Smith

LHR London Heathrow - FSM Fort Smith

LHRFSM

London Heathrow

Wed 2/9

08:55-16:45

1 stop13h 50m

Fort Smith

Wed 9/9

17:16-14:25

1 stop15h 09m

£835

LondonFort Smith

LHR London Heathrow - FSM Fort Smith

LHRFSM

London Heathrow

Tue 12/1

14:45-22:46

1 stop14h 01m

Fort Smith

Sun 24/1

06:21-12:15

1 stop23h 54m

£851

LondonFort Smith

LHR London Heathrow - FSM Fort Smith

LHRFSM

London Heathrow

Wed 23/12

19:40-09:46

2 stops20h 06m

Fort Smith

Tue 12/1

18:27-06:50

1 stop30h 23m

£863

LondonFort Smith

LHR London Heathrow - FSM Fort Smith

LHRFSM

London Heathrow

Wed 23/12

10:15-22:27

1 stop18h 12m

Fort Smith

Tue 12/1

06:21-06:50

1 stop18h 29m

£1,000

LondonFort Smith

LHR London Heathrow - FSM Fort Smith

LHRFSM

London Heathrow

Thu 1/10

11:00-23:57

1 stop18h 57m

Fort Smith

Thu 8/10

19:52-14:25

1 stop12h 33m

£4,827

LondonFort Smith

LHR London Heathrow - FSM Fort Smith

LHRFSM

London Heathrow

Thu 1/10

08:55-23:57

1 stop21h 02m

Fort Smith

Thu 8/10

19:52-14:25

1 stop12h 33m

£5,289

Flights are sorted by cheapest return flights first.

Deals found on 3/8

Sorted by cheapest first

Best time to book a flight from Heathrow to Fort Smith

Have a flexible travel schedule? Discover the best time to fly to Fort Smith from Heathrow 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.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Fort Smith. 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 Fort Smith from London Heathrow?

    Fort Smith (FSM), located 3.8 mi from the city center, is the airport you fly into when you book flights from London Heathrow to Fort Smith. 0 airlines have flights to Fort Smith from London Heathrow on a regular basis. Booking flights from London Heathrow to Fort Smith should not be difficult; the airport handles an average of 0 inbound flights from London Heathrow per day.

  • How long is the flight from London Heathrow Airport to Fort Smith?

    Departing from London Heathrow Airport to Fort Smith will take you 13h 50m. Airlines will cover a distance of 4509 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Heathrow to Fort Smith that include hotel bookings?

    Yes. In addition to deals on Heathrow to Fort Smith flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Fort Smith?

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

  • Can I find deals for business class flights from Heathrow to Fort Smith?

    Yes. Cheapflights offers flight deals from Heathrow to Fort Smith 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

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Why should you use Cheapflights to find cheap flight tickets from Heathrow to Fort Smith?

Cheapflights helps you find that perfect flight to Fort Smith from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Heathrow to Fort Smith with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Fort Smith, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Heathrow to Fort Smith become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Fort Smith from Heathrow today and book when prices fit your budget.

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