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Cheap flights from South Dakota to London from £166

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/4. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — LON
29 Jan — 5 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from South Dakota to London

Enter your travel dates to find the best prices.

Best flights from South Dakota to London
Discover carefully curated flight deals from South Dakota to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 December 2025.

Wed 28/113:40FSD - LHR
1 stop14h 00mLufthansa
Wed 4/207:40LHR - FSD
2 stops18h 44mLufthansa
Deal found 29/12£443
Fri 13/218:45FSD - LHR
1 stop10h 30mUnited Airlines
Fri 20/206:50LHR - FSD
2 stops21h 07mUnited Airlines
Deal found 29/12£467
Fri 13/210:55FSD - LHR
2 stops15h 50mVirgin Atlantic
Fri 20/206:30LHR - FSD
2 stops19h 11mVirgin Atlantic
Deal found 29/12£471
Sun 1/213:07FSD - LHR
2 stops15h 23mDelta
Sat 14/206:30LHR - FSD
2 stops19h 11mDelta
Deal found 27/12£471
Fri 13/212:14FSD - LHR
1 stop16h 11mAmerican Airlines
Fri 20/212:35LHR - FSD
1 stop16h 28mAmerican Airlines
Deal found 29/12£487
Sun 1/213:07FSD - LCY
2 stops13h 03mKLM
Sat 14/208:40LCY - FSD
2 stops17h 01mKLM
Deal found 27/12£493
Sun 1/212:26FSD - LGW
2 stops24h 34mIberia
Sat 14/219:40LGW - FSD
2 stops32h 54mIberia
Deal found 27/12£625
Sun 28/618:51FSD - LGW
1 stop33h 09mMultiple Airlines
Wed 8/714:00LGW - FSD
1 stop33h 46mMultiple Airlines
Deal found 28/12£873
Wed 18/211:21FSD - LHR
1 stop12h 34mLufthansa
Thu 26/208:45LHR - FSD
2 stops19h 12mLufthansa
Deal found 27/12£443
Wed 18/307:43FSD - LHR
2 stops18h 27mUnited Airlines
Tue 24/309:00LHR - FSD
2 stops18h 02mUnited Airlines
Deal found 27/12£470
Fri 13/218:45FSD - LHR
1 stop10h 30mUnited Airlines
Tue 17/213:25LHR - FSD
2 stops33h 56mUnited Airlines
Deal found 27/12£473
Sun 17/510:40RAP - LHR
1 stop19h 25mDelta
Tue 26/508:40LHR - RAP
2 stops20h 18mDelta
Deal found 29/12£523
Sun 17/510:40RAP - LHR
1 stop19h 30mKLM
Tue 26/512:25LHR - RAP
1 stop16h 33mKLM
Deal found 29/12£545
Sun 17/510:40RAP - LHR
1 stop19h 25mDelta
Thu 28/506:30LHR - RAP
2 stops22h 28mDelta
Deal found 29/12£523
Mon 6/418:29FSD - LHR
2 stops33h 31mUnited Airlines
Thu 30/406:50LHR - FSD
2 stops21h 25mUnited Airlines
Deal found 28/12£481
Sat 16/516:00RAP - LHR
1 stop14h 10mKLM
Tue 26/512:25LHR - RAP
1 stop16h 33mKLM
Deal found 29/12£589
Sat 16/516:00RAP - LHR
1 stop14h 10mKLM
Thu 28/512:25LHR - RAP
1 stop16h 33mKLM
Deal found 29/12£589
Thu 30/411:20FSD - LCY
2 stops24h 35mLufthansa
Mon 4/518:30LCY - FSD
2 stops33h 45mLufthansa
Deal found 28/12£665
Sat 16/517:25RAP - LHR
1 stop11h 55mUnited Airlines
Wed 27/517:40LHR - RAP
2 stops33h 53mUnited Airlines
Deal found 29/12£576
Thu 30/416:20FSD - LGW
2 stops36h 30mIberia
Mon 4/520:40LGW - FSD
2 stops31h 32mIberia
Deal found 29/12£801
Fri 16/114:40RAP - LHR
1 stop12h 00mUnited Airlines
Tue 20/114:30LHR - RAP
2 stops35h 44mUnited Airlines
Deal found 27/12£611
Tue 26/512:38FSD - LGW
2 stops16h 12mIberia
Thu 4/611:30LGW - FSD
2 stops18h 19mIberia
Deal found 27/12£845
Wed 18/312:14FSD - LGW
2 stops25h 46mIberia
Tue 24/319:40LGW - FSD
2 stops32h 12mIberia
Deal found 27/12£882
Sun 28/618:51FSD - LGW
1 stop33h 09mMultiple Airlines
Sun 12/714:00LGW - FSD
2 stops25h 04mMultiple Airlines
Deal found 28/12£1,073
Fri 15/510:40RAP - LCY
2 stops14h 15mDelta
Tue 26/508:25LCY - RAP
2 stops20h 33mDelta
Deal found 29/12£902
Fri 13/318:35FSD - LCY
2 stops41h 05mLufthansa
Sun 22/317:15LCY - FSD
2 stops32h 29mLufthansa
Deal found 28/12£905
Wed 18/312:14FSD - LCY
2 stops20h 51mIberia
Tue 24/319:15LCY - FSD
2 stops32h 37mIberia
Deal found 27/12£890
Sun 17/516:00RAP - LCY
2 stops17h 40mDelta
Thu 28/509:20LCY - RAP
2 stops19h 38mDelta
Deal found 29/12£908
Sat 27/617:55FSD - LGW
2 stops34h 50mMultiple Airlines
Sat 11/714:00LGW - FSD
1 stop33h 46mMultiple Airlines
Deal found 28/12£1,161
Sun 28/618:51FSD - LGW
1 stop33h 09mMultiple Airlines
Tue 14/712:40LGW - FSD
2 stops32h 06mMultiple Airlines
Deal found 28/12£1,171

Find flight deals from South Dakota to London

Keep the following information in mind while searching for South Dakota to London flight deals. Data was last updated 30 December 2025.

Round-trip from

£443

One-way from

£166

Popular in

December

Cheapest in

May

Average price

£2,093
Lufthansa
  • Lufthansa
  • 28/1-4/2
  • 3 total stops
  • 32h 44m total
  • South Dakota to London
Search Deals
KLM
  • KLM
  • 15/4
  • 1 total stop
  • 14h 48m total
  • South Dakota to London
Search Deals
Highest demand for flights based on searches. 28% potential increase in price (£297 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease (£80 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from South Dakota to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 30 December 2025.
Use the filters below to find and compare flights from South Dakota to London that are best for you.

Fly from

South Dakota

Fly to

London

Route

Depart

Return

Price

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Wed 28/1

13:40-09:40

1 stop14h 00m

London Heathrow

Wed 4/2

07:40-20:24

2 stops18h 44m

£443

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Wed 18/2

11:21-05:55

1 stop12h 34m

London Heathrow

Thu 26/2

08:45-21:57

2 stops19h 12m

£443

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Fri 13/2

18:45-11:15

1 stop10h 30m

London Heathrow

Fri 20/2

06:50-21:57

2 stops21h 07m

£467

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Wed 18/3

07:43-07:10

2 stops18h 27m

London Heathrow

Tue 24/3

09:00-22:02

2 stops18h 02m

£470

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Fri 13/2

10:55-08:45

2 stops15h 50m

London Heathrow

Fri 20/2

06:30-19:41

2 stops19h 11m

£471

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Sun 1/2

13:07-10:30

2 stops15h 23m

London Heathrow

Sat 14/2

06:30-19:41

2 stops19h 11m

£471

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Fri 13/2

18:45-11:15

1 stop10h 30m

London Heathrow

Tue 17/2

13:25-17:21

2 stops33h 56m

£473

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Mon 6/4

18:29-10:00

2 stops33h 31m

London Heathrow

Thu 30/4

06:50-22:15

2 stops21h 25m

£481

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Fri 13/2

12:14-10:25

1 stop16h 11m

London Heathrow

Fri 20/2

12:35-23:03

1 stop16h 28m

£487

Sioux FallsLondon

FSD - LCY

FSDLCY

Sioux Falls Joe Foss Field

Sun 1/2

13:07-08:10

2 stops13h 03m

London City

Sat 14/2

08:40-19:41

2 stops17h 01m

£493

Flights are sorted by cheapest return flights first.

Deals found on 28/12

Showing 1-10 of 37 results
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Best time to book a flight from South Dakota to London

Have a flexible travel schedule? Discover the best time to fly to London from South Dakota with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from South Dakota to London
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from South Dakota to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from South Dakota to London?

    A quick flight from South Dakota to London can take about 10h 30m. Lufthansa provides one of the quickest options available for as low as £467. There are 4189 mi between South Dakota and London. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from South Dakota to London?

    While some choose either Sioux Falls Joe Foss Field - London City or Rapid City - London Heathrow, Sioux Falls Joe Foss Field - London Heathrow is the most popular route from South Dakota to London.

  • Can I find deals for flights from South Dakota to London that include hotel bookings?

    Yes. In addition to deals on South Dakota to London flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from South Dakota to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from South Dakota to London.

  • Can I find deals for business class flights from South Dakota to London?

    Yes. Cheapflights offers flight deals from South Dakota to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
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Gatwick
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Ilford
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Hayes
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Bishop's Stortford
Chelmsford

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Alternative routes for South Dakota to London

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from South Dakota to London

Discover the top airline that operate flights from South Dakota to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 30 December 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£561Average£709FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from South Dakota to London?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from South Dakota to London. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from South Dakota to London?

Cheapflights helps you find that perfect flight to London from South Dakota by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from South Dakota to London with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from South Dakota to London flexibly with Cheapflights today.

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Of course! You can now track prices for flights from South Dakota to London and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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