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Cheap flights from London to South Dakota from £597

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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — FSD
3 Aug — 10 Aug1
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 4 July 2026.

Wed 30/911:25
LHR
-
RAP
1 stop29h 03m
Lufthansa
Sun 4/1016:26
RAP
-
LHR
1 stop34h 14m
Lufthansa
Deal found 29/6£786
Tue 1/909:30
LHR
-
RAP
2 stops19h 58m
United Airlines
Mon 21/910:11
RAP
-
LHR
1 stop19h 14m
United Airlines
Deal found 2/7£790
Mon 31/807:30
LHR
-
RAP
2 stops17h 28m
United Airlines
Sun 20/916:41
RAP
-
LHR
1 stop33h 59m
United Airlines
Deal found 2/7£805
Wed 2/914:50
LHR
-
RAP
1 stop14h 38m
United Airlines
Tue 22/913:31
RAP
-
LHR
1 stop12h 29m
United Airlines
Deal found 2/7£814
Fri 11/914:50
LHR
-
RAP
1 stop12h 48m
Lufthansa
Fri 2/1008:57
RAP
-
LHR
1 stop20h 28m
Lufthansa
Deal found 1/7£823
Thu 3/911:25
LHR
-
RAP
1 stop12h 41m
United Airlines
Tue 22/917:47
RAP
-
LHR
1 stop11h 38m
United Airlines
Deal found 2/7£844
Fri 11/907:30
LHR
-
RAP
2 stops16h 36m
United Airlines
Fri 2/1007:05
RAP
-
LHR
2 stops17h 50m
United Airlines
Deal found 1/7£850
Sat 29/811:25
LHR
-
RAP
1 stop12h 33m
United Airlines
Sun 20/917:47
RAP
-
LHR
1 stop32h 53m
United Airlines
Deal found 2/7£858
Thu 3/911:25
LHR
-
RAP
1 stop12h 41m
United Airlines
Sat 19/917:47
RAP
-
LHR
1 stop11h 38m
United Airlines
Deal found 2/7£874
Wed 30/909:20
LCY
-
RAP
2 stops19h 58m
Delta
Sun 4/1010:42
RAP
-
LCY
2 stops14h 13m
Delta
Deal found 29/6£985
Thu 13/809:20
LCY
-
RAP
2 stops20h 17m
Virgin Atlantic
Thu 20/816:30
RAP
-
LCY
2 stops19h 00m
Virgin Atlantic
Deal found 29/6£1,279
Wed 5/806:30
LHR
-
ABR
2 stops19h 04m
Delta
Mon 10/814:56
ABR
-
LHR
1 stop16h 09m
Delta
Deal found 30/6£1,291

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 4 July 2026.

Round-trip from

£790

One-way from

£597

Popular in

July

Cheapest in

January

Average price

£1,172
United Airlines
  • United Airlines
  • 1/9-22/9
  • 4 total stops
  • 34h 07m total
  • London to South Dakota
Search Deals
United Airlines
  • United Airlines
  • 7/9
  • 2 total stops
  • 22h 33m total
  • London to South Dakota
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£162 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 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 4 July 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

Cheapest return flight

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Wed 30/9

08:00-17:06

2 stops16h 06m

Rapid City

Sun 4/10

17:53-09:40

1 stop32h 47m

£786

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Wed 2/9

11:25-17:06

1 stop12h 41m

Rapid City

Sun 20/9

17:47-09:40

1 stop32h 53m

£814

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Mon 31/8

11:25-17:06

1 stop12h 41m

Rapid City

Mon 21/9

17:47-12:25

1 stop11h 38m

£828

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Fri 11/9

14:50-12:24

1 stop28h 34m

Rapid City

Fri 2/10

07:05-05:55

2 stops15h 50m

£829

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Fri 4/9

11:25-17:06

1 stop12h 41m

Rapid City

Wed 23/9

17:47-12:35

1 stop11h 48m

£844

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Fri 4/9

11:25-17:06

1 stop12h 41m

Rapid City

Thu 24/9

17:53-12:25

1 stop11h 32m

£844
Fastest return journey

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Sat 29/8

11:25-16:58

1 stop12h 33m

Rapid City

Sat 19/9

17:47-12:25

1 stop11h 38m

£888

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Wed 2/9

06:30-22:37

2 stops23h 07m

Rapid City

Wed 23/9

06:48-13:15

2 stops23h 27m

£924

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Thu 13/8

10:55-21:16

2 stops17h 21m

Rapid City

Thu 20/8

16:45-17:30

1 stop17h 45m

£942

LondonRapid City

LCY - RAP

LCYRAP

London City

Wed 30/9

09:20-22:18

2 stops19h 58m

Rapid City

Sun 4/10

10:42-07:55

2 stops14h 13m

£985

Flights are sorted by cheapest return flights first.

Deals found on 1/7

Showing 1-10 of 30 resultsSorted by cheapest first
1
2
3

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
No data available for this route at this time. Please check back soon.

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 4 July 2026.
Get a feel of what it's like to fly with United Airlines 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.
United Airlines
7.4
Good
9,930 reviews
Check prices

Entertainment

7.1

Overall

7.4

Comfort

7.3

Food

6.7

Crew

8.1

Boarding

7.7

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
United Airlines
7.4
Good
9,930 reviews
United Airlines
7.4
Good
9,930 reviews
Check prices

Entertainment

7.1

Overall

7.4

Comfort

7.3

Food

6.7

Crew

8.1

Boarding

7.7

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this

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 12h 41m. The time it takes to get you to your destination can typically vary by up to 7h 17m. 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 Heathrow - Aberdeen or London City - 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.

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 4 July 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£652Average£1,085FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest£770Average£900FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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?

Not ready to book yet? You can track prices for flights from London to South Dakota on Cheapflights with our Price Alert feature and get notified when better prices are available.

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