Cheap flights from London to South Dakota from £542

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 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
LON — FSD
31 Mar — 7 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to South Dakota

Enter your travel dates to find the best prices.

Cheapest flights from London to South Dakota
Explore the most affordable flight options available from London to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 March 2026.

Mon 13/408:00
LHR
-
RAP
1 stop20h 41m
Lufthansa
Mon 20/408:30
RAP
-
LHR
2 stops15h 15m
Lufthansa
Deal found 27/2£803
Mon 13/407:30
LHR
-
RAP
2 stops17h 30m
United Airlines
Mon 20/409:20
RAP
-
LHR
2 stops16h 00m
United Airlines
Deal found 27/2£814
Sun 12/411:05
LHR
-
RAP
1 stop30h 31m
Lufthansa
Sun 19/416:15
RAP
-
LHR
2 stops31h 30m
Lufthansa
Deal found 26/2£831
Sat 18/407:30
LHR
-
RAP
2 stops17h 30m
United Airlines
Wed 22/409:20
RAP
-
LHR
1 stop16h 10m
United Airlines
Deal found 27/2£841
Sat 11/414:50
LHR
-
RAP
1 stop14h 37m
Lufthansa
Sat 18/416:15
RAP
-
LHR
1 stop34h 25m
Lufthansa
Deal found 25/2£858
Fri 13/320:00
LHR
-
ABR
2 stops23h 09m
Delta
Mon 16/314:45
ABR
-
LHR
2 stops13h 00m
Delta
Deal found 27/2£880
Sat 14/311:05
LHR
-
ABR
1 stop15h 29m
Delta
Tue 17/314:45
ABR
-
LHR
1 stop11h 20m
Delta
Deal found 28/2£887
Sat 11/418:55
LHR
-
RAP
2 stops34h 30m
Virgin Atlantic
Sat 18/415:55
RAP
-
LHR
2 stops31h 30m
Virgin Atlantic
Deal found 25/2£901
Sun 12/417:50
LCY
-
RAP
2 stops35h 30m
KLM
Sun 19/410:58
RAP
-
LCY
2 stops24h 32m
KLM
Deal found 26/2£927
Sat 11/412:25
LHR
-
ABR
1 stop13h 14m
Delta
Sat 18/414:45
ABR
-
LHR
1 stop16h 20m
Delta
Deal found 25/2£960
Sat 11/408:25
LCY
-
ABR
2 stops17h 14m
Delta
Sat 18/414:45
ABR
-
LCY
2 stops16h 30m
Delta
Deal found 25/2£1,490
Sun 1/318:55
LCY
-
RAP
2 stops27h 49m
KLM
Tue 3/310:54
RAP
-
LCY
2 stops15h 36m
KLM
Deal found 27/2£2,976

Find flight deals from London to South Dakota

Keep the following information in mind while searching for London to South Dakota flight deals. Data was last updated 1 March 2026.

Round-trip from

£803

One-way from

£542

Popular in

March

Cheapest in

September

Average price

£1,130
Lufthansa
  • Lufthansa
  • 13/4-20/4
  • 3 total stops
  • 35h 56m total
  • London to South Dakota
15/5
  • 15/5
  • 3 total stops
  • 52h 17m total
  • London to South Dakota
Highest demand for flights based on searches. 2% potential increase in price (£16 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£21 potential savings vs. average return price).
Average for round-trip flights in March 2026

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to South Dakota 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 1 March 2026.
Use the filters below to find and compare flights from London to South Dakota that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Mon 13/4

08:00-21:41

1 stop20h 41m

Rapid City

Mon 20/4

08:30-06:45

2 stops15h 15m

£803

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Mon 13/4

07:30-18:00

2 stops17h 30m

Rapid City

Mon 20/4

09:20-08:20

2 stops16h 00m

£814

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Sun 12/4

11:05-10:36

1 stop30h 31m

Rapid City

Sun 19/4

16:15-06:45

2 stops31h 30m

£831

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Sat 18/4

07:30-18:00

2 stops17h 30m

Rapid City

Wed 22/4

09:20-08:30

1 stop16h 10m

£841

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Sat 11/4

14:50-22:27

1 stop14h 37m

Rapid City

Sat 18/4

16:15-09:40

1 stop34h 25m

£858

LondonAberdeen

LHR - ABR

LHRABR

London Heathrow

Fri 13/3

20:00-14:09

2 stops23h 09m

Aberdeen

Mon 16/3

14:45-08:45

2 stops13h 00m

£880

LondonAberdeen

LHR - ABR

LHRABR

London Heathrow

Sat 14/3

11:05-21:34

1 stop15h 29m

Aberdeen

Tue 17/3

14:45-07:05

1 stop11h 20m

£887

LondonRapid City

LCY - RAP

LCYRAP

London City

Sun 12/4

17:50-22:20

2 stops35h 30m

Rapid City

Sun 19/4

10:58-18:30

2 stops24h 32m

£927

LondonAberdeen

LHR - ABR

LHRABR

London Heathrow

Sat 11/4

12:25-19:39

1 stop13h 14m

Aberdeen

Sat 18/4

14:45-13:05

1 stop16h 20m

£960

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Fri 27/3

08:00-18:55

2 stops16h 55m

Rapid City

Fri 3/4

11:40-08:20

2 stops13h 40m

£1,233

Flights are sorted by cheapest return flights first.

Deals found on 25/2

Showing 1-10 of 23 resultsSorted by cheapest first
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2
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Best time to book a flight from London to South Dakota

Have a flexible travel schedule? Discover the best time to fly to South Dakota from London 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 London to South Dakota

What is the cheapest month to book a flight from London to South Dakota?

Currently, September is the cheapest month in which you can book a flight from London to South Dakota (average of £572). Flying from London to South Dakota in December is currently the most expensive (average of £906). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing South Dakota

Get insights into the airlines that provide service to South Dakota. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to South Dakota. Reviews last updated 1 March 2026.
Get a feel of what it's like to fly with Virgin Atlantic, United Airlines, andLufthansa from London to South Dakota by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

7.5

Boarding

7.7

Food

6.9

Comfort

7.3

Crew

8.2

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Jorge,Jun 2025

SFO - LHR

Exceptional, the flight attendant were amazing. My economy delight seat was very comfortable, and I was fortunate enough to have an empty row

Overall

7.5

Boarding

7.7

Food

6.9

Comfort

7.3

Crew

8.2

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Jorge,Jun 2025

SFO - LHR

Exceptional, the flight attendant were amazing. My economy delight seat was very comfortable, and I was fortunate enough to have an empty row

Overall

7.5

Boarding

7.7

Food

6.9

Comfort

7.3

Crew

8.2

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Jorge,Jun 2025

SFO - LHR

Exceptional, the flight attendant were amazing. My economy delight seat was very comfortable, and I was fortunate enough to have an empty row

Overall

7.5

Boarding

7.7

Food

6.9

Comfort

7.3

Crew

8.2

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Jorge,Jun 2025

SFO - LHR

Exceptional, the flight attendant were amazing. My economy delight seat was very comfortable, and I was fortunate enough to have an empty row

Related info for your journey

Find useful and relevant information for your journey from London to South Dakota. 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 London to South Dakota?

    Airlines like Lufthansa, United Airlines, and Delta fly from London to South Dakota in about 17h 30m. The time it takes to get you to your destination can typically vary by up to 5h 39m. The distance from London to South Dakota is about 4385 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

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

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

  • What is the cheapest month to book a flight from London to South Dakota?

    Currently, September is the cheapest month in which you can book a flight from London to South Dakota (average of £572). Flying from London to South Dakota in December is currently the most expensive (average of £906). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for London to South Dakota

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from London to South Dakota

Discover the top 3 airlines that operate flights from London to South Dakota. 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 1 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£566Average£857FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
United AirlinesCheapest£699Average£1,009FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest£806Average£997FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

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