How long does it take to fly to London?

If you’re flying from a popular airport in South Dakota, such as Sioux Falls or Rapid City, and flying into London, then you can expect flight times to average 11h 24m and 16h 38m, respectively.

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

United Airlines, American Airlines, and Iberia are the most popular carriers operating from South Dakota to London

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

Prices for flights from South Dakota to London are updated daily.

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

There are 2 operators available for flights from South Dakota to London as of August 2026.

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

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 London.

What documentation or ID do you need to fly to London?

The travel and health documents required for your trip to London 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 London. 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 London in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from South Dakota to London

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Cheap round-trip flights

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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 London

Our best United Airlines deals on South Dakota to London 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 London

Our best Delta deals on South Dakota to London 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

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 London

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 London?

The cheapest month to fly to London from South Dakota is in March. Flight prices, which tend to average around $729, are often lower during this time because this is during the off-season. The month of November is another great option to travel to London, with average flight prices from South Dakota averaging around $746.

Can stopping save me money on South Dakota to London flights?

You could potentially save up to 7% on your flight if you consider stops on a South Dakota to London flight.

Cheap South Dakota to London flight deals and tips

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

Fastest flight time	11h 24m
Direct flights	None

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

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

Search flight deals

Frequently asked questions about flying from South Dakota to London

When did momondo last update prices for flights from South Dakota to London?
Prices for flights from South Dakota to London are updated daily.
How many operators does momondo search for flights from South Dakota to London?
There are 2 operators available for flights from South Dakota to London as of August 2026.
How old do you have to be to fly from South Dakota to London?
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 London.
What documentation or ID do you need to fly to London?
The travel and health documents required for your trip to London 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 London. 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 London

Compare and see reviews for airlines that fly from South Dakota to London 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

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Wembley

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Dover

Stansted

Richmond

Kingston upon Thames

Harrow

Watford

Cobham

Slough

Uxbridge

Worthing

Romford

Ilford

Bedford

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from South Dakota.

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

Yes. momondo allows you to filter the results for South Dakota to London flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between South Dakota and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for South Dakota to London 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.

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Cheap flights from South Dakota to London from $334

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from South Dakota to London departing on 11/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from South Dakota to London

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

Delta flights from South Dakota to London

Our best Delta deals on South Dakota to London flight tickets

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How to get the cheapest flight ticket from South Dakota to London

What is the cheapest month to fly to London?

Can stopping save me money on South Dakota to London flights?

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

How long does it take to fly to London?

Cheap South Dakota to London flight deals and tips

Fastest flight time

Direct flights

Frequently asked questions about flying from South Dakota to London

Best airlines flying from South Dakota to London

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

Traveling to a place near London?

Why use momondo?

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London

Fly your favorite airline to London

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to London

List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

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