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

United Airlines, American Airlines, 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 11h 24m on average. If you fly from Rapid City (another popular airport in South Dakota) to London Heathrow Airport, then the average flight time is 16h 38m.

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 August 2026, there are 2 operators 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.

$334 Cheap Flights from South Dakota to the United Kingdom in 2026

Discover deals from 900+ travel sites with momondo.

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.

6:40 pm - 7:55 amFSD Sioux Falls Joe Foss Field-LHR London Heathrow

31h 15m1 stop Chicago O'Hare Intl

6:50 am - 9:37 pmLHR London Heathrow-FSD Sioux Falls Joe Foss Field

20h 47m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

$752United Airlines

Sun, Nov 15 - Wed, Nov 18

11:25 am - 4:50 pmRAP Rapid City-LHR London Heathrow

22h 25m2 stops Denver Intl Frankfurt am Main

2:30 pm - 7:08 pmLHR London Heathrow-RAP Rapid City

35h 38m2 stops Vancouver Intl Denver Intl

$755United Airlines

Sun, Dec 6 - Tue, Dec 8

5:50 pm - 9:40 amRAP Rapid City-LHR London Heathrow

32h 50m1 stop Denver Intl

6:50 am - 10:31 amLHR London Heathrow-RAP Rapid City

34h 41m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

$757United Airlines

Sun, Nov 15 - Wed, Nov 18

5:50 pm - 7:10 amRAP Rapid City-LHR London Heathrow

30h 20m2 stops Denver Intl Montreal Pierre Elliott Trudeau Intl

6:50 am - 10:31 amLHR London Heathrow-RAP Rapid City

34h 41m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

$761United Airlines

Sun, Nov 15 - Wed, Nov 18

1:20 pm - 1:00 pmFSD Sioux Falls Joe Foss Field-LHR London Heathrow

17h 40m2 stops Denver Intl Munich Franz Josef Strauss

6:35 am - 8:46 pmLHR London Heathrow-FSD Sioux Falls Joe Foss Field

20h 11m2 stops Munich Franz Josef Strauss Denver Intl

$860Lufthansa

Tue, Nov 10 - Thu, Dec 3

1:00 pm - 7:05 amFSD Sioux Falls Joe Foss Field-LHR London Heathrow

12h 05m1 stop Minneapolis St Paul

6:30 am - 3:58 pmLHR London Heathrow-FSD Sioux Falls Joe Foss Field

15h 28m2 stops Amsterdam Schiphol Minneapolis St Paul

$877Multiple Airlines

Tue, Nov 10 - Thu, Dec 3

3:26 pm - 8:35 amFSD Sioux Falls Joe Foss Field-LHR London Heathrow

11h 09m1 stop Chicago O'Hare Intl

11:00 am - 12:29 amLHR London Heathrow-FSD Sioux Falls Joe Foss Field

19h 29m1 stop Chicago O'Hare Intl

$879Iberia

Tue, Nov 10 - Thu, Dec 3

4:56 pm - 2:25 pmRAP Rapid City-LHR London Heathrow

14h 29m1 stop Dallas/Fort Worth

4:25 pm - 9:54 amLHR London Heathrow-RAP Rapid City

24h 29m1 stop Dallas/Fort Worth

$915American Airlines

Wed, Sep 30 - Wed, Oct 7

12:57 pm - 9:00 amFSD Sioux Falls Joe Foss Field-LHR London Heathrow

14h 03m1 stop Dallas/Fort Worth

8:55 am - 5:20 pmLHR London Heathrow-FSD Sioux Falls Joe Foss Field

14h 25m1 stop Dallas/Fort Worth

$966American Airlines

Tue, Sep 8 - Tue, Sep 15

12:56 pm - 9:05 amFSD Sioux Falls Joe Foss Field-LHR London Heathrow

14h 09m1 stop Dallas/Fort Worth

8:55 am - 5:20 pmLHR London Heathrow-FSD Sioux Falls Joe Foss Field

14h 25m1 stop Dallas/Fort Worth

$966American Airlines

Wed, Sep 9 - Tue, Sep 22

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United Airlines flights from South Dakota to United Kingdom

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

United Airlines

Nov 15

FSD6:40 pmSioux Falls Joe Foss Field

31h 15m

1 stop

LHR7:55 amLondon Heathrow

Nov 18

LHR6:50 amLondon Heathrow

20h 47m

2 stops

FSD9:37 pmSioux Falls Joe Foss Field

$752

United Airlines

Dec 6

RAP11:25 amRapid City

22h 25m

2 stops

LHR4:50 pmLondon Heathrow

Dec 8

LHR2:30 pmLondon Heathrow

35h 38m

2 stops

RAP7:08 pmRapid City

$755

United Airlines

Nov 15

RAP5:50 pmRapid City

32h 50m

1 stop

LHR9:40 amLondon Heathrow

Nov 18

LHR6:50 amLondon Heathrow

34h 41m

2 stops

RAP10:31 amRapid City

$757

Delta flights from South Dakota to United Kingdom

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

Delta

Sep 30

RAP4:31 pmRapid City

10h 49m

1 stop

LHR10:20 amLondon Heathrow

Oct 7

LHR8:40 amLondon Heathrow

20h 50m

2 stops

RAP10:30 pmRapid City

$886

Delta

Sep 30

RAP2:30 pmRapid City

15h 45m

2 stops

LHR1:15 pmLondon Heathrow

Oct 7

LHR6:30 amLondon Heathrow

14h 27m

2 stops

RAP1:57 pmRapid City

$890

Delta

Sep 30

RAP2:30 pmRapid City

12h 50m

1 stop

LHR10:20 amLondon Heathrow

Oct 7

LHR6:15 amLondon Heathrow

16h 43m

2 stops

RAP3:58 pmRapid City

$893

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 Sioux Falls Joe Foss Field - LHR London Heathrow

FSDLHR

Sioux Falls Joe Foss Field

Sun 11/15

6:40 pm-7:55 am

1 stop31h 15m

London Heathrow

Wed 11/18

6:50 am-9:37 pm

2 stops20h 47m

$752

Rapid CityLondon

RAP Rapid City - LHR London Heathrow

RAPLHR

Rapid City

Sun 12/6

11:25 am-4:50 pm

2 stops22h 25m

London Heathrow

Tue 12/8

2:30 pm-7:08 pm

2 stops35h 38m

$755

Rapid CityLondon

RAP Rapid City - LHR London Heathrow

RAPLHR

Rapid City

Sun 11/15

5:50 pm-9:40 am

1 stop32h 50m

London Heathrow

Wed 11/18

6:50 am-10:31 am

2 stops34h 41m

$757

Rapid CityLondon

RAP Rapid City - LHR London Heathrow

RAPLHR

Rapid City

Sun 11/15

5:50 pm-7:10 am

2 stops30h 20m

London Heathrow

Wed 11/18

6:50 am-10:31 am

2 stops34h 41m

$761

Sioux FallsLondon

FSD Sioux Falls Joe Foss Field - LHR London Heathrow

FSDLHR

Sioux Falls Joe Foss Field

Tue 11/10

1:20 pm-1:00 pm

2 stops17h 40m

London Heathrow

Thu 12/3

6:35 am-8:46 pm

2 stops20h 11m

$860

Quickest round-trip

Sioux FallsLondon

FSD Sioux Falls Joe Foss Field - LHR London Heathrow

FSDLHR

Sioux Falls Joe Foss Field

Tue 11/10

1:00 pm-7:05 am

1 stop12h 05m

London Heathrow

Thu 12/3

6:30 am-3:58 pm

2 stops15h 28m

$877

Sioux FallsLondon

FSD Sioux Falls Joe Foss Field - LHR London Heathrow

FSDLHR

Sioux Falls Joe Foss Field

Tue 11/10

3:26 pm-8:35 am

1 stop11h 09m

London Heathrow

Thu 12/3

11:00 am-12:29 am

1 stop19h 29m

$879

Rapid CityLondon

RAP Rapid City - LHR London Heathrow

RAPLHR

Rapid City

Wed 9/30

4:56 pm-2:25 pm

1 stop14h 29m

London Heathrow

Wed 10/7

4:25 pm-9:54 am

1 stop24h 29m

$915

Sioux FallsLondon

FSD Sioux Falls Joe Foss Field - LHR London Heathrow

FSDLHR

Sioux Falls Joe Foss Field

Tue 9/8

12:57 pm-9:00 am

1 stop14h 03m

London Heathrow

Tue 9/15

8:55 am-5:20 pm

1 stop14h 25m

$966

Sioux FallsLondon

FSD Sioux Falls Joe Foss Field - LHR London Heathrow

FSDLHR

Sioux Falls Joe Foss Field

Wed 9/9

12:56 pm-9:05 am

1 stop14h 09m

London Heathrow

Tue 9/22

8:55 am-5:20 pm

1 stop14h 25m

$966

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

What is the cheapest month to fly to United Kingdom?

In general, January is the cheapest month to fly from South Dakota to United Kingdom. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $712. If you aren’t able to travel to United Kingdom during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $888.

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

You could potentially save up to 7% 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	11h 24m
Direct flights	None

The fastest flight from South Dakota to United Kingdom takes 11h 24m

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

Frequently asked questions about flying from South Dakota to the United Kingdom

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 August 2026, there are 2 operators 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 $654	Free Cancellation	Rating 7.4 10,111 reviews		Search United Airlines flights
American Airlines	PriceFrom $658	Free Cancellation	Rating 7.1 11,941 reviews		Search American 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?

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.