How long does it take to fly to London?

Flight times from South Dakota to London vary, but if you’re flying out of Sioux Falls and flying into London Heathrow Airport (one of the most popular routes), then the duration is 11h 24m on average. Another popular route from South Dakota to London is flying from Rapid City to London Heathrow Airport, which will take roughly 16h 38m. Keep in mind that layovers or delays could extend your travel time.

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

United Airlines, Iberia, and Delta 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 refreshed on a daily basis.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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.

£247 Cheap Flights from South Dakota to London in 2026

Find the cheapest flights from South Dakota to London

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One-way

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Cheap return flights

Enter your travel dates to find the best prices.

18:40 - 07:55FSD Sioux Falls Joe Foss Field-LHR London Heathrow

31h 15m1 stop Chicago O'Hare Intl

06:50 - 21:37LHR London Heathrow-FSD Sioux Falls Joe Foss Field

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

£556United Airlines

Sun, 15 Nov - Wed, 18 Nov

11:25 - 16:50RAP Rapid City-LHR London Heathrow

22h 25m2 stops Denver Intl Frankfurt am Main

14:30 - 19:08LHR London Heathrow-RAP Rapid City

35h 38m2 stops Vancouver Intl Denver Intl

£558United Airlines

Sun, 6 Dec - Tue, 8 Dec

17:50 - 09:40RAP Rapid City-LHR London Heathrow

32h 50m1 stop Denver Intl

06:50 - 10:31LHR London Heathrow-RAP Rapid City

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

£560United Airlines

Sun, 15 Nov - Wed, 18 Nov

17:50 - 07:10RAP Rapid City-LHR London Heathrow

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

06:50 - 10:31LHR London Heathrow-RAP Rapid City

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

£563United Airlines

Sun, 15 Nov - Wed, 18 Nov

18:40 - 10:05FSD Sioux Falls Joe Foss Field-LHR London Heathrow

33h 25m2 stops Chicago O'Hare Intl Brussels Bruxelles-National

09:00 - 23:29LHR London Heathrow-FSD Sioux Falls Joe Foss Field

20h 29m2 stops Zurich Chicago O'Hare Intl

£566United Airlines

Sun, 15 Nov - Wed, 18 Nov

11:25 - 09:40RAP Rapid City-LHR London Heathrow

15h 15m1 stop Denver Intl

07:30 - 17:03LHR London Heathrow-RAP Rapid City

16h 33m2 stops Frankfurt am Main Denver Intl

£612United Airlines

Sun, 6 Dec - Tue, 8 Dec

13:20 - 13:00FSD Sioux Falls Joe Foss Field-LHR London Heathrow

17h 40m2 stops Denver Intl Munich Franz Josef Strauss

06:35 - 20:46LHR London Heathrow-FSD Sioux Falls Joe Foss Field

20h 11m2 stops Munich Franz Josef Strauss Denver Intl

£636Lufthansa

Tue, 10 Nov - Thu, 3 Dec

13:00 - 07:05FSD Sioux Falls Joe Foss Field-LHR London Heathrow

12h 05m1 stop Minneapolis St Paul

06:30 - 15:58LHR London Heathrow-FSD Sioux Falls Joe Foss Field

15h 28m2 stops Amsterdam Schiphol Minneapolis St Paul

£648Multiple Airlines

Tue, 10 Nov - Thu, 3 Dec

15:26 - 08:35FSD Sioux Falls Joe Foss Field-LHR London Heathrow

11h 09m1 stop Chicago O'Hare Intl

11:00 - 00:29LHR London Heathrow-FSD Sioux Falls Joe Foss Field

19h 29m1 stop Chicago O'Hare Intl

£650Iberia

Tue, 10 Nov - Thu, 3 Dec

09:32 - 07:10FSD Sioux Falls Joe Foss Field-LHR London Heathrow

15h 38m2 stops Denver Intl Montreal Pierre Elliott Trudeau Intl

06:50 - 17:58LHR London Heathrow-FSD Sioux Falls Joe Foss Field

17h 08m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

£651United Airlines

Sun, 15 Nov - Wed, 18 Nov

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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

15 Nov

FSD18:40Sioux Falls Joe Foss Field

31h 15m

1 stop

LHR07:55London Heathrow

18 Nov

LHR06:50London Heathrow

20h 47m

2 stops

FSD21:37Sioux Falls Joe Foss Field

£556

United Airlines

6 Dec

RAP11:25Rapid City

22h 25m

2 stops

LHR16:50London Heathrow

8 Dec

LHR14:30London Heathrow

35h 38m

2 stops

RAP19:08Rapid City

£558

United Airlines

15 Nov

RAP17:50Rapid City

32h 50m

1 stop

LHR09:40London Heathrow

18 Nov

LHR06:50London Heathrow

34h 41m

2 stops

RAP10:31Rapid City

£560

Delta flights from South Dakota to London

Our best Delta deals on South Dakota to London flight tickets

Delta

30 Sept

RAP16:31Rapid City

10h 49m

1 stop

LHR10:20London Heathrow

7 Oct

LHR08:40London Heathrow

20h 50m

2 stops

RAP22:30Rapid City

£655

Delta

30 Sept

RAP14:30Rapid City

15h 45m

2 stops

LHR13:15London Heathrow

7 Oct

LHR06:30London Heathrow

14h 27m

2 stops

RAP13:57Rapid City

£658

Delta

30 Sept

RAP14:30Rapid City

12h 50m

1 stop

LHR10:20London Heathrow

7 Oct

LHR06:15London Heathrow

16h 43m

2 stops

RAP15:58Rapid City

£660

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Sioux FallsLondon

FSD Sioux Falls Joe Foss Field - LHR London Heathrow

FSDLHR

Sioux Falls Joe Foss Field

Sun 15/11

18:40-07:55

1 stop31h 15m

London Heathrow

Wed 18/11

06:50-21:37

2 stops20h 47m

£556

Rapid CityLondon

RAP Rapid City - LHR London Heathrow

RAPLHR

Rapid City

Sun 6/12

11:25-16:50

2 stops22h 25m

London Heathrow

Tue 8/12

14:30-19:08

2 stops35h 38m

£558

Rapid CityLondon

RAP Rapid City - LHR London Heathrow

RAPLHR

Rapid City

Sun 15/11

17:50-09:40

1 stop32h 50m

London Heathrow

Wed 18/11

06:50-10:31

2 stops34h 41m

£560

Rapid CityLondon

RAP Rapid City - LHR London Heathrow

RAPLHR

Rapid City

Sun 15/11

17:50-07:10

2 stops30h 20m

London Heathrow

Wed 18/11

06:50-10:31

2 stops34h 41m

£563

Sioux FallsLondon

FSD Sioux Falls Joe Foss Field - LHR London Heathrow

FSDLHR

Sioux Falls Joe Foss Field

Sun 15/11

18:40-10:05

2 stops33h 25m

London Heathrow

Wed 18/11

09:00-23:29

2 stops20h 29m

£566

Rapid CityLondon

RAP Rapid City - LHR London Heathrow

RAPLHR

Rapid City

Sun 6/12

11:25-09:40

1 stop15h 15m

London Heathrow

Tue 8/12

07:30-17:03

2 stops16h 33m

£612

Sioux FallsLondon

FSD Sioux Falls Joe Foss Field - LHR London Heathrow

FSDLHR

Sioux Falls Joe Foss Field

Tue 10/11

13:20-13:00

2 stops17h 40m

London Heathrow

Thu 3/12

06:35-20:46

2 stops20h 11m

£636

Fastest return journey

Sioux FallsLondon

FSD Sioux Falls Joe Foss Field - LHR London Heathrow

FSDLHR

Sioux Falls Joe Foss Field

Tue 10/11

13:00-07:05

1 stop12h 05m

London Heathrow

Thu 3/12

06:30-15:58

2 stops15h 28m

£648

Sioux FallsLondon

FSD Sioux Falls Joe Foss Field - LHR London Heathrow

FSDLHR

Sioux Falls Joe Foss Field

Tue 10/11

15:26-08:35

1 stop11h 09m

London Heathrow

Thu 3/12

11:00-00:29

1 stop19h 29m

£650

Sioux FallsLondon

FSD Sioux Falls Joe Foss Field - LHR London Heathrow

FSDLHR

Sioux Falls Joe Foss Field

Sun 15/11

09:32-07:10

2 stops15h 38m

London Heathrow

Wed 18/11

06:50-17:58

2 stops17h 08m

£651

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 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

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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 £539, 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 £552.

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.

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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 refreshed on a daily basis.
How old do you have to be to fly from South Dakota to London?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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.

Eastbourne

Wembley

Gatwick

Milton Keynes

Luton

Southend-on-Sea

Slough

Ipswich

Maidstone

Folkestone

Ilford

Hastings

Canterbury

Chichester

Hayes

Guildford

Bedford

Harlow

Colchester

Chelmsford

Why use momondo?

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

It is quick and easy to find South Dakota to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

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

Yes. momondo enables you to select and highlight flights to London from South Dakota with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from South Dakota.

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

Of course. momondo tracks the price of South Dakota to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from South Dakota to London from £247

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 30/11. 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

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Cheap South Dakota to London flight deals and tips

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Frequently asked questions about flying from South Dakota to London

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Why use momondo?

An easier way to manage your London trip

We make it super easy to schedule, organise 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

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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