What is the cheapest airline that flies from South Dakota to United Kingdom?

United Airlines, Lufthansa, and Iberia are the most popular carriers operating from South Dakota to United Kingdom

How long is the flight from South Dakota to United Kingdom?

The flight from South Dakota to United Kingdom depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Rapid City (a popular airport in South Dakota) to London Heathrow Airport (the most popular airport in United Kingdom), then the flight time is 12h 45m on average. If you fly from Sioux Falls (another popular airport in South Dakota) to London Heathrow Airport, then the average flight time is 13h 28m.

When did momondo last update prices for flights from South Dakota to United Kingdom?

Prices for flights from South Dakota to United Kingdom are updated daily.

How many operators does momondo search for flights from South Dakota to United Kingdom?

The number of operators available for flights from South Dakota to United Kingdom is 1 as of March 2026.

How old do you have to be to fly from South Dakota to United Kingdom?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from South Dakota to United Kingdom.

What documentation or ID do you need to fly to United Kingdom?

The necessary travel and health documents for your United Kingdom 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.

£344 Cheap Flights from South Dakota to the United Kingdom in 2026

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Find the cheapest flights from South Dakota to the United Kingdom

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

13:19 - 14:40

FSD

LHR

19h 21m

2 stops

06:55 - 20:46

LHR

FSD

19h 51m

2 stops

£599Lufthansa

Wed, 23 Sep - Thu, 1 Oct

06:00 - 09:40

FSD

LHR

21h 40m

1 stop

06:55 - 21:43

LHR

FSD

20h 48m

2 stops

£620United Airlines

Sun, 20 Sep - Tue, 29 Sep

07:40 - 06:30

FSD

LHR

16h 50m

2 stops

06:55 - 21:43

LHR

FSD

20h 48m

2 stops

£623United Airlines

Sun, 20 Sep - Thu, 1 Oct

10:58 - 13:05

FSD

LHR

20h 07m

1 stop

09:20 - 22:09

LHR

FSD

18h 49m

1 stop

£642Delta

Mon, 21 Sep - Thu, 1 Oct

12:41 - 10:55

RAP

LHR

15h 14m

1 stop

12:55 - 21:58

LHR

RAP

16h 03m

1 stop

£642Multiple Airlines

Wed, 12 Aug - Wed, 26 Aug

13:20 - 09:15

FSD

LHR

13h 55m

2 stops

11:45 - 22:46

LHR

FSD

17h 01m

2 stops

£645Delta

Tue, 22 Sep - Fri, 2 Oct

13:00 - 09:05

RAP

LHR

13h 05m

1 stop

08:55 - 21:58

LHR

RAP

20h 03m

1 stop

£664American Airlines

Tue, 1 Sep - Fri, 11 Sep

11:35 - 10:00

FSD

LGW

16h 25m

1 stop

20:40 - 18:12

LGW

FSD

51h 32m

2 stops

£856Multiple Airlines

Sun, 3 May - Tue, 19 May

19:39 - 20:00

FSD

LGW

42h 21m

2 stops

20:40 - 23:06

LGW

FSD

32h 26m

2 stops

£858Iberia

Sat, 2 May - Sat, 9 May

19:39 - 20:00

FSD

LGW

18h 21m

2 stops

20:40 - 23:11

LGW

FSD

32h 31m

2 stops

£876Iberia

Thu, 30 Apr - Mon, 4 May

KLM flights from South Dakota to United Kingdom

Our best KLM deals on South Dakota to United Kingdom flight tickets

KLM

7 May

FSD05:20Sioux Falls Joe Foss Field

19h 05m

1 stop

LHR06:25London Heathrow

14 May

LHR06:30London Heathrow

15h 06m

2 stops

FSD15:36Sioux Falls Joe Foss Field

£698

KLM

8 May

RAP16:33Rapid City

13h 32m

1 stop

LHR13:05London Heathrow

15 May

LHR06:30London Heathrow

16h 18m

2 stops

RAP15:48Rapid City

£703

KLM

8 May

RAP11:13Rapid City

18h 52m

1 stop

LHR13:05London Heathrow

15 May

LHR12:25London Heathrow

16h 58m

1 stop

RAP22:23Rapid City

£725

Iberia flights from South Dakota to United Kingdom

Our best Iberia deals on South Dakota to United Kingdom flight tickets

Iberia

1 May

FSD15:17Sioux Falls Joe Foss Field

10h 23m

1 stop

LHR07:40London Heathrow

8 May

LHR06:15London Heathrow

22h 51m

2 stops

FSD23:06Sioux Falls Joe Foss Field

£700

Iberia

3 May

FSD12:29Sioux Falls Joe Foss Field

13h 11m

1 stop

LHR07:40London Heathrow

19 May

LHR06:15London Heathrow

22h 51m

2 stops

FSD23:06Sioux Falls Joe Foss Field

£701

Iberia

14 Apr

FSD15:17Sioux Falls Joe Foss Field

10h 23m

1 stop

LHR07:40London Heathrow

21 Apr

LHR06:15London Heathrow

22h 56m

2 stops

FSD23:11Sioux Falls Joe Foss Field

£742

momondo Fare Finder

Use the filters below to find and compare flights from South Dakota to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Wed 23/9

13:19-14:40

2 stops19h 21m

London Heathrow

Thu 1/10

06:55-20:46

2 stops19h 51m

£599

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Sun 20/9

06:00-09:40

1 stop21h 40m

London Heathrow

Tue 29/9

06:55-21:43

2 stops20h 48m

£620

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Sun 20/9

07:40-06:30

2 stops16h 50m

London Heathrow

Thu 1/10

06:55-21:43

2 stops20h 48m

£623

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Mon 21/9

10:58-13:05

1 stop20h 07m

London Heathrow

Thu 1/10

09:20-22:09

1 stop18h 49m

£642

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Wed 12/8

12:41-10:55

1 stop15h 14m

London Heathrow

Wed 26/8

12:55-21:58

1 stop16h 03m

£642

Fastest return journey

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Tue 22/9

13:20-09:15

2 stops13h 55m

London Heathrow

Fri 2/10

11:45-22:46

2 stops17h 01m

£645

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Tue 1/9

13:00-09:05

1 stop13h 05m

London Heathrow

Fri 11/9

08:55-21:58

1 stop20h 03m

£664

Sioux FallsLondon

FSD - LGW

FSDLGW

Sioux Falls Joe Foss Field

Sun 3/5

11:35-10:00

1 stop16h 25m

London Gatwick

Tue 19/5

20:40-18:12

2 stops51h 32m

£856

Sioux FallsLondon

FSD - LGW

FSDLGW

Sioux Falls Joe Foss Field

Sat 2/5

19:39-20:00

2 stops42h 21m

London Gatwick

Sat 9/5

20:40-23:06

2 stops32h 26m

£858

Sioux FallsLondon

FSD - LGW

FSDLGW

Sioux Falls Joe Foss Field

Thu 30/4

19:39-20:00

2 stops18h 21m

London Gatwick

Mon 4/5

20:40-23:11

2 stops32h 31m

£876

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from South Dakota to United Kingdom

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

Other information

Can stopping save me money on South Dakota to United Kingdom flights?

You could potentially save up to 58% on your flight if you consider stops on a South Dakota to United Kingdom flight.

Cheap South Dakota to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from South Dakota to United Kingdom

Fastest flight time	12h 45m
Direct flights	None

The fastest flight from South Dakota to United Kingdom takes 12h 45m

There are no direct flights from South Dakota to United Kingdom. There are no popular flight routes from South Dakota to United Kingdom.

Search flight deals

When did momondo last update prices for flights from South Dakota to United Kingdom?
Prices for flights from South Dakota to United Kingdom are updated daily.
How many operators does momondo search for flights from South Dakota to United Kingdom?
The number of operators available for flights from South Dakota to United Kingdom is 1 as of March 2026.
How old do you have to be to fly from South Dakota to United Kingdom?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from South Dakota to United Kingdom.
What documentation or ID do you need to fly to United Kingdom?
The necessary travel and health documents for your United Kingdom 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 South Dakota to United Kingdom

Compare and see reviews for airlines that fly from South Dakota to United Kingdom with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom £569	Free Cancellation	Rating 7.4 9,499 reviews		Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from South Dakota to United Kingdom?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from South Dakota to United Kingdom. momondo saves you time and could save you money on your trip.

Can I find flights from South Dakota to United Kingdom with flexible booking policies on momondo?

Yes. All flights to United Kingdom from South Dakota on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from South Dakota to United Kingdom?

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

I’m not ready to book a flight from South Dakota to United Kingdom right now. Can momondo alert me if prices change?

Yes. momondo can track prices for South Dakota to United Kingdom flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.