How long is the flight from London to Fort Smith?

A quick flight from London to Fort Smith can take about 19h 55m. American Airlines provides one of the quickest options available for as low as £618. The distance from London to Fort Smith is about 4509 mi.

What is the cheapest airline to fly from London to Fort Smith round-trip?

Cheapflights users have booked flights from London to Fort Smith round-trip from £538.

What is the cheapest day to fly from London to Fort Smith?

Travellers seeking maximum savings on their London to Fort Smith flight should consider departing on Tuesday mornings when fares are most often at their lowest. Friday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Fort Smith ranges from 66.0 - 140.0 inches per month. May is typically the wettest month, when rainfall can reach 140.0 mm. August is typically the driest time to visit Fort Smith when rainfall is around 66.0 mm.

If weather is an important factor for your trip to Fort Smith, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What airport do you fly into for flights to Fort Smith from London?

Fort Smith (FSM) is the airport you will fly into if you book a flight from London to Fort Smith. You should not have trouble finding flights to Fort Smith from London; the airport handles an average of 0 inbound flights from London per day. You should also have plenty of airline options to choose from since 1 airline has flights to the Fort Smith airport from London. It is only a 3.8 mi journey from Fort Smith (FSM) to Fort Smith’s city center.

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

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

How can I find direct flights from London to Fort Smith?

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

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

Yes. Cheapflights offers flight deals from London 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.

£618+ Cheap Flights from London to Fort Smith

Cheap flight deals from London to Fort Smith

Round-trip from	£620

American Airlines
8/11-12/11
3 total stops
34h 35m total
London to Fort Smith

Search Deals

Find flight deals from London to Fort Smith

Cheapest flights from London to Fort Smith
Explore the most affordable flight options available from London to Fort Smith. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Sat 8/1108:35LHR - FSM

2 stops19h 55mAmerican Airlines

Wed 12/1106:00FSM - LHR

2 stops18h 30mAmerican Airlines

Deal found 14/9£618

Fly from

Fly to

Route

Depart

Return

Price

LondonFort Smith

LHR - FSM

LHRFSM

London Heathrow

Sat 8/11

08:35-22:30

2 stops19h 55m

Fort Smith

Wed 12/11

06:00-06:30

2 stops18h 30m

£618

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Best time to book a flight from London to Fort Smith

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

What is the cheapest time of day to fly from LON to FSM?

A simple way to save on the total cost of your ticket is to fly from London to Fort Smith in the morning. If you’re flexible enough to do this you can expect to save up to 14% on your trip compared to booking a flight at midday.

Reviews of airlines servicing Fort Smith

Check out reviews from past customers who have flown with Finnair from London to Fort Smith to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Finnair

7.6

Good

1,324 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

Finnair

7.6

Good

1,324 reviews

Finnair

7.6

Good

1,324 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

Related info for your journey

What airport do you fly into for flights to Fort Smith from London?
Fort Smith (FSM) is the airport you will fly into if you book a flight from London to Fort Smith. You should not have trouble finding flights to Fort Smith from London; the airport handles an average of 0 inbound flights from London per day. You should also have plenty of airline options to choose from since 1 airline has flights to the Fort Smith airport from London. It is only a 3.8 mi journey from Fort Smith (FSM) to Fort Smith’s city center.
How long is the flight from London to Fort Smith?
A quick flight from London to Fort Smith can take about 19h 55m. American Airlines provides one of the quickest options available for as low as £618. The distance from London to Fort Smith is about 4509 mi.
What is the cheapest airline to fly from London to Fort Smith round-trip?
Cheapflights users have booked flights from London to Fort Smith round-trip from £538.
Can I find deals for flights from London to Fort Smith that include hotel bookings?
Yes. In addition to deals on London to Fort Smith flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from London to Fort Smith?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Fort Smith.
Can I find deals for business class flights from London to Fort Smith?
Yes. Cheapflights offers flight deals from London 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.

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Top airline flying from London to Fort Smith

Airline	Cheapest	Average	Flexibility	On-time
Finnair	Cheapest£538	Average£694	FlexibilityNo cancel fee	On-time76%	Search Finnair flights

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How does Cheapflights help users find flights from London to Fort Smith?

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from London to Fort Smith.

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

Certainly. Search results for flights to Fort Smith from London shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

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Cheap flights from London to Fort Smith from £618

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Fort Smith

Round-trip from

Find flight deals from London to Fort Smith

Cheapest flights from London to Fort SmithExplore the most affordable flight options available from London to Fort Smith. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Explore the most affordable flight options available from London to Fort Smith. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from London to Fort Smith that are best for you.

Best time to book a flight from London to Fort Smith

Have a flexible travel schedule? Discover the best time to fly to Fort Smith from London with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from London to Fort Smith

What is the cheapest time of day to fly from LON to FSM?

Find hourly flight availability from London to Fort Smith. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 September 2025.

Reviews of airlines servicing Fort Smith

Check out reviews from past customers who have flown with Finnair from London to Fort Smith to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from London 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?

How long is the flight from London to Fort Smith?

What is the cheapest airline to fly from London to Fort Smith round-trip?

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

How can I find direct flights from London to Fort Smith?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London to Fort Smith

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from London to Fort Smith

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to Fort Smith?

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from London to Fort Smith
Explore the most affordable flight options available from London to Fort Smith. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.