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 and arriving from and whether or not you have a layover. If you fly from Sioux Falls (a popular airport in South Dakota) to London Heathrow Airport (the most popular airport in United Kingdom), then the flight time is 12h 27m on average. If you fly from Rapid City (another popular airport in South Dakota) to London Heathrow Airport, then the average flight time is 13h 32m.

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?

As of March 2026, there is 1 operator available to choose from for flights from South Dakota to United Kingdom.

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

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 South Dakota to United Kingdom.

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

The travel and health documents required for your trip to United Kingdom can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United Kingdom. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$430 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 round-trip flights

Enter your travel dates to find the best prices.

1:19 pm - 2:40 pm

FSD

LHR

19h 21m

2 stops

6:55 am - 8:46 pm

LHR

FSD

19h 51m

2 stops

$797Lufthansa

Wed, Sep 23 - Thu, Oct 1

6:00 am - 9:40 am

FSD

LHR

21h 40m

1 stop

6:55 am - 9:43 pm

LHR

FSD

20h 48m

2 stops

$825United Airlines

Sun, Sep 20 - Tue, Sep 29

7:40 am - 6:30 am

FSD

LHR

16h 50m

2 stops

6:55 am - 9:43 pm

LHR

FSD

20h 48m

2 stops

$829United Airlines

Sun, Sep 20 - Thu, Oct 1

12:41 pm - 10:55 am

RAP

LHR

15h 14m

1 stop

12:55 pm - 9:58 pm

LHR

RAP

16h 03m

1 stop

$854Multiple Airlines

Wed, Aug 12 - Wed, Aug 26

1:20 pm - 9:15 am

FSD

LHR

13h 55m

2 stops

11:45 am - 10:46 pm

LHR

FSD

17h 01m

2 stops

$858Delta

Tue, Sep 22 - Fri, Oct 2

1:00 pm - 9:05 am

RAP

LHR

13h 05m

1 stop

8:55 am - 9:58 pm

LHR

RAP

20h 03m

1 stop

$884American Airlines

Tue, Sep 1 - Fri, Sep 11

1:44 pm - 9:25 am

FSD

LGW

13h 41m

2 stops

10:25 am - 11:11 pm

LGW

FSD

18h 46m

2 stops

$947Delta

Fri, May 1 - Fri, May 8

11:35 am - 10:00 am

FSD

LGW

16h 25m

1 stop

8:40 pm - 6:12 pm

LGW

FSD

51h 32m

2 stops

$1,139Multiple Airlines

Sun, May 3 - Tue, May 19

7:39 pm - 8:00 pm

FSD

LGW

42h 21m

2 stops

8:40 pm - 11:06 pm

LGW

FSD

32h 26m

2 stops

$1,142Iberia

Sat, May 2 - Sat, May 9

7:39 pm - 8:00 pm

FSD

LGW

18h 21m

2 stops

8:40 pm - 11:11 pm

LGW

FSD

32h 31m

2 stops

$1,166Iberia

Thu, Apr 30 - Mon, May 4

KLM flights from South Dakota to United Kingdom

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

KLM

May 7

FSD5:20 amSioux Falls Joe Foss Field

19h 05m

1 stop

LHR6:25 amLondon Heathrow

May 14

LHR6:30 amLondon Heathrow

15h 06m

2 stops

FSD3:36 pmSioux Falls Joe Foss Field

$928

KLM

May 8

RAP4:33 pmRapid City

13h 32m

1 stop

LHR1:05 pmLondon Heathrow

May 15

LHR6:30 amLondon Heathrow

16h 18m

2 stops

RAP3:48 pmRapid City

$935

KLM

May 8

RAP11:13 amRapid City

18h 52m

1 stop

LHR1:05 pmLondon Heathrow

May 15

LHR12:25 pmLondon Heathrow

16h 58m

1 stop

RAP10:23 pmRapid City

$964

Iberia flights from South Dakota to United Kingdom

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

Iberia

May 1

FSD3:17 pmSioux Falls Joe Foss Field

10h 23m

1 stop

LHR7:40 amLondon Heathrow

May 8

LHR6:15 amLondon Heathrow

22h 51m

2 stops

FSD11:06 pmSioux Falls Joe Foss Field

$931

Iberia

May 3

FSD12:29 pmSioux Falls Joe Foss Field

13h 11m

1 stop

LHR7:40 amLondon Heathrow

May 19

LHR6:15 amLondon Heathrow

22h 51m

2 stops

FSD11:06 pmSioux Falls Joe Foss Field

$932

Iberia

Apr 14

FSD3:17 pmSioux Falls Joe Foss Field

10h 23m

1 stop

LHR7:40 amLondon Heathrow

Apr 21

LHR6:15 amLondon Heathrow

22h 56m

2 stops

FSD11:11 pmSioux Falls Joe Foss Field

$987

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 round-trip

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Wed 9/23

1:19 pm-2:40 pm

2 stops19h 21m

London Heathrow

Thu 10/1

6:55 am-8:46 pm

2 stops19h 51m

$797

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Sun 9/20

6:00 am-9:40 am

1 stop21h 40m

London Heathrow

Tue 9/29

6:55 am-9:43 pm

2 stops20h 48m

$825

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Sun 9/20

7:40 am-6:30 am

2 stops16h 50m

London Heathrow

Thu 10/1

6:55 am-9:43 pm

2 stops20h 48m

$829

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Wed 8/12

12:41 pm-10:55 am

1 stop15h 14m

London Heathrow

Wed 8/26

12:55 pm-9:58 pm

1 stop16h 03m

$854

Quickest round-trip

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Tue 9/22

1:20 pm-9:15 am

2 stops13h 55m

London Heathrow

Fri 10/2

11:45 am-10:46 pm

2 stops17h 01m

$858

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Tue 9/1

1:00 pm-9:05 am

1 stop13h 05m

London Heathrow

Fri 9/11

8:55 am-9:58 pm

1 stop20h 03m

$884

Sioux FallsLondon

FSD - LGW

FSDLGW

Sioux Falls Joe Foss Field

Fri 5/1

1:44 pm-9:25 am

2 stops13h 41m

London Gatwick

Fri 5/8

10:25 am-11:11 pm

2 stops18h 46m

$947

Sioux FallsLondon

FSD - LGW

FSDLGW

Sioux Falls Joe Foss Field

Sun 5/3

11:35 am-10:00 am

1 stop16h 25m

London Gatwick

Tue 5/19

8:40 pm-6:12 pm

2 stops51h 32m

$1,139

Sioux FallsLondon

FSD - LGW

FSDLGW

Sioux Falls Joe Foss Field

Sat 5/2

7:39 pm-8:00 pm

2 stops42h 21m

London Gatwick

Sat 5/9

8:40 pm-11:06 pm

2 stops32h 26m

$1,142

Sioux FallsLondon

FSD - LGW

FSDLGW

Sioux Falls Joe Foss Field

Thu 4/30

7:39 pm-8:00 pm

2 stops18h 21m

London Gatwick

Mon 5/4

8:40 pm-11:11 pm

2 stops32h 31m

$1,166

Flights are sorted by cheapest round-trip 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 40% 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 26m
Direct flights	None

The fastest flight from South Dakota to United Kingdom takes 12h 26m

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?
As of March 2026, there is 1 operator available to choose from for flights from South Dakota to United Kingdom.
How old do you have to be to fly from South Dakota to United Kingdom?
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 South Dakota to United Kingdom.
What documentation or ID do you need to fly to United Kingdom?
The travel and health documents required for your trip to United Kingdom can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United Kingdom. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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 $648	Free Cancellation	Rating 7.4 9,499 reviews		Search United Airlines flights

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

All flight searches from South Dakota to United Kingdom on momondo can be filtered to show those which offer flexible booking policies.

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

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 South Dakota to United Kingdom.

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

If you are simply researching potential flights to United Kingdom, momondo offers a useful price alert feature which will track prices for flights to United Kingdom from South Dakota and alert you when they change.