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Cheap flights from London to South Dakota from £593

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 25/4. Fares are subject to change and may not be available on all flights or dates of travel.
LON — FSD
21 Feb — 28 Feb1
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 22 January 2026.

Tue 12/507:25
LHR
-
RAP
2 stops21h 16m
United Airlines
Tue 19/512:10
RAP
-
LHR
1 stop11h 35m
United Airlines
Deal found 20/1£715
Mon 11/506:55
LHR
-
RAP
2 stops21h 46m
United Airlines
Mon 18/512:10
RAP
-
LHR
2 stops15h 30m
United Airlines
Deal found 21/1£717
Thu 19/211:35
LHR
-
RAP
1 stop12h 32m
United Airlines
Sun 22/210:55
RAP
-
LHR
1 stop15h 45m
United Airlines
Deal found 19/1£727
Mon 9/212:00
LHR
-
RAP
2 stops17h 29m
United Airlines
Fri 20/207:00
RAP
-
LHR
2 stops16h 40m
United Airlines
Deal found 21/1£730
Tue 20/1006:50
LHR
-
RAP
3 stops20h 43m
United Airlines
Fri 30/1005:30
RAP
-
LHR
1 stop22h 10m
United Airlines
Deal found 20/1£819
Sat 7/220:00
LHR
-
ABR
2 stops24h 10m
Scandinavian Airlines
Sat 14/215:20
ABR
-
LHR
2 stops33h 30m
Scandinavian Airlines
Deal found 21/1£936
Tue 12/517:50
LCY
-
RAP
2 stops35h 08m
KLM
Tue 19/516:00
RAP
-
LCY
2 stops17h 40m
KLM
Deal found 20/1£1,069
Mon 11/508:25
LCY
-
RAP
2 stops20h 33m
KLM
Mon 18/510:40
RAP
-
LCY
2 stops23h 00m
KLM
Deal found 21/1£1,108
Sat 7/308:40
LHR
-
ABR
2 stops18h 58m
Delta
Sat 14/314:45
ABR
-
LHR
1 stop11h 20m
Delta
Deal found 21/1£1,120
Tue 20/1009:20
LCY
-
RAP
2 stops19h 49m
KLM
Fri 30/1010:40
RAP
-
LCY
2 stops15h 30m
KLM
Deal found 20/1£1,263
Sat 7/308:40
LCY
-
ABR
2 stops18h 58m
Delta
Sat 14/314:45
ABR
-
LCY
2 stops17h 30m
Delta
Deal found 21/1£1,453
Mon 11/510:00
LCY
-
RAP
2 stops18h 58m
Delta
Mon 18/506:20
RAP
-
LCY
2 stops18h 35m
Delta
Deal found 20/1£4,292

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 22 January 2026.

Round-trip from

£715

One-way from

£593

Popular in

March

Cheapest in

September

Average price

£782
United Airlines
  • United Airlines
  • 12/5-19/5
  • 4 total stops
  • 38h 56m total
  • London to South Dakota
Search Deals
Lufthansa
  • Lufthansa
  • 25/4
  • 2 total stops
  • 17h 34m total
  • London to South Dakota
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£81 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 22 January 2026.
Use the filters below to find and compare flights from London to South Dakota that are best for you.

Fly from

London

Fly to

South Dakota

Route

Depart

Return

Price

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Tue 12/5

07:25-21:41

2 stops21h 16m

Rapid City

Tue 19/5

12:10-06:45

1 stop11h 35m

£715

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Mon 11/5

06:55-21:41

2 stops21h 46m

Rapid City

Mon 18/5

12:10-10:40

2 stops15h 30m

£717

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Thu 19/2

07:40-18:54

2 stops18h 14m

Rapid City

Sun 22/2

12:25-09:40

1 stop14h 15m

£727

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Mon 9/2

11:35-20:32

1 stop15h 57m

Rapid City

Fri 20/2

10:55-09:40

1 stop15h 45m

£730

LondonAberdeen

LHR - ABR

LHRABR

London Heathrow

Sat 7/2

20:00-14:10

2 stops24h 10m

Aberdeen

Sat 14/2

15:20-06:50

2 stops33h 30m

£936

LondonRapid City

LCY - RAP

LCYRAP

London City

Tue 12/5

17:50-21:58

2 stops35h 08m

Rapid City

Tue 19/5

16:00-16:40

2 stops17h 40m

£1,069

LondonRapid City

LCY - RAP

LCYRAP

London City

Mon 11/5

08:25-21:58

2 stops20h 33m

Rapid City

Mon 18/5

10:40-16:40

2 stops23h 00m

£1,108

LondonAberdeen

LHR - ABR

LHRABR

London Heathrow

Sat 7/3

08:40-21:38

2 stops18h 58m

Aberdeen

Sat 14/3

14:45-07:05

1 stop11h 20m

£1,120

LondonAberdeen

LCY - ABR

LCYABR

London City

Sat 7/3

08:40-21:38

2 stops18h 58m

Aberdeen

Sat 14/3

14:45-13:15

2 stops17h 30m

£1,453

LondonRapid City

LCY - RAP

LCYRAP

London City

Mon 11/5

10:00-21:58

2 stops18h 58m

Rapid City

Mon 18/5

06:20-07:55

2 stops18h 35m

£4,292

Flights are sorted by cheapest return flights first.

Deals found on 20/1

Showing 1-10 of 15 results
1
2

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 £575). Flying from London to South Dakota in July is currently the most expensive (average of £941). 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 22 January 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.
Virgin Atlantic
7.5
Good
678 reviews
Check prices

Food

6.9

Crew

8.2

Overall

7.5

Comfort

7.3

Boarding

7.7

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
Virgin Atlantic
7.5
Good
678 reviews
Virgin Atlantic
7.5
Good
678 reviews
Check prices

Food

6.9

Crew

8.2

Overall

7.5

Comfort

7.3

Boarding

7.7

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
United Airlines
7.4
Good
9,191 reviews
Virgin Atlantic
7.5
Good
678 reviews
Check prices

Food

6.9

Crew

8.2

Overall

7.5

Comfort

7.3

Boarding

7.7

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
Lufthansa
6.8
Okay
7,738 reviews
Virgin Atlantic
7.5
Good
678 reviews
Check prices

Food

6.9

Crew

8.2

Overall

7.5

Comfort

7.3

Boarding

7.7

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 United Airlines, Scandinavian Airlines, and KLM fly from London to South Dakota in about 21h 16m. The time it takes to get you to your destination can typically vary by up to 13h 52m. 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?

    Most travelers choose London Heathrow - Rapid City, London City - Rapid City or London Heathrow - Aberdeen when deciding on the best route 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 £575). Flying from London to South Dakota in July is currently the most expensive (average of £941). 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.
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Top 2 airlines flying from London to South Dakota

Discover the top 2 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 22 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£609Average£861FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
United AirlinesCheapest£681Average£942FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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

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

Millions of users choose and trust Cheapflights to book the best flight deals from London to South Dakota for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

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

Can Cheapflights notify me if prices for flights from London to South Dakota become cheaper?

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