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Cheap flights from London to South Dakota from £625

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
15 Feb — 22 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap 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 16 January 2026.

Round-trip from

£707

One-way from

£625

Popular in

March

Cheapest in

September

Average price

£783
United Airlines
  • United Airlines
  • 1/3-8/3
  • 4 total stops
  • 34h 17m total
  • London to South Dakota
Search Deals
25/4
  • 25/4
  • 1 total stop
  • 26h 59m total
  • London to South Dakota
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£82 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

Find 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 16 January 2026.

Sun 1/307:30
LHR
-
RAP
2 stops16h 37m
United Airlines
Sun 8/307:00
RAP
-
LHR
2 stops17h 40m
United Airlines
Deal found 15/1£707
Thu 19/211:35
LHR
-
RAP
1 stop17h 41m
United Airlines
Mon 23/212:25
RAP
-
LHR
1 stop14h 15m
United Airlines
Deal found 14/1£730
Wed 9/909:30
LHR
-
RAP
2 stops18h 03m
United Airlines
Fri 18/912:50
RAP
-
LHR
1 stop16h 30m
United Airlines
Deal found 14/1£742
Tue 12/512:25
LHR
-
RAP
1 stop16h 33m
Virgin Atlantic
Wed 20/510:40
RAP
-
LHR
1 stop19h 25m
Virgin Atlantic
Deal found 14/1£746
Tue 12/506:50
LHR
-
RAP
3 stops20h 53m
United Airlines
Wed 20/517:25
RAP
-
LHR
1 stop33h 15m
United Airlines
Deal found 14/1£778
Wed 13/516:05
LHR
-
RAP
2 stops32h 02m
Multiple Airlines
Sun 24/514:32
RAP
-
LHR
1 stop18h 23m
Multiple Airlines
Deal found 14/1£779
Wed 13/517:50
LHR
-
RAP
3 stops33h 53m
United Airlines
Sun 24/517:48
RAP
-
LHR
1 stop11h 32m
United Airlines
Deal found 14/1£782
Fri 23/1014:50
LHR
-
RAP
1 stop14h 18m
United Airlines
Fri 6/1112:50
RAP
-
LHR
1 stop13h 50m
United Airlines
Deal found 14/1£794
Mon 2/306:30
LHR
-
ABR
2 stops21h 08m
Delta
Mon 9/314:45
ABR
-
LHR
2 stops13h 00m
Delta
Deal found 15/1£796
Tue 20/1008:40
LHR
-
ABR
2 stops19h 00m
Delta
Thu 5/1106:34
ABR
-
LHR
1 stop18h 31m
Delta
Deal found 14/1£808
Tue 20/1012:25
LHR
-
ABR
1 stop15h 15m
Delta
Sun 8/1114:41
ABR
-
LHR
2 stops23h 19m
Delta
Deal found 14/1£821
Thu 22/1006:15
LHR
-
ABR
2 stops21h 25m
Delta
Thu 5/1106:34
ABR
-
LHR
1 stop18h 31m
Delta
Deal found 14/1£843

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 16 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

Sun 1/3

07:30-17:07

2 stops16h 37m

Rapid City

Sun 8/3

17:41-09:40

1 stop33h 59m

£707

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Thu 19/2

11:35-17:07

1 stop12h 32m

Rapid City

Mon 23/2

08:30-10:15

2 stops18h 45m

£730

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Tue 12/5

12:25-21:58

1 stop16h 33m

Rapid City

Wed 20/5

10:40-13:05

1 stop19h 25m

£746

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Tue 12/5

06:50-20:43

3 stops20h 53m

Rapid City

Wed 20/5

17:25-09:40

1 stop33h 15m

£778

LondonAberdeen

LHR - ABR

LHRABR

London Heathrow

Mon 2/3

06:30-21:38

2 stops21h 08m

Aberdeen

Mon 9/3

14:45-08:45

2 stops13h 00m

£796

LondonRapid City

LCY - RAP

LCYRAP

London City

Sun 1/3

18:55-15:44

2 stops27h 49m

Rapid City

Sun 8/3

11:03-08:10

2 stops15h 07m

£984

LondonRapid City

LCY - RAP

LCYRAP

London City

Tue 12/5

09:20-21:58

2 stops19h 38m

Rapid City

Wed 20/5

10:40-07:55

2 stops14h 15m

£1,024

LondonAberdeen

LHR - ABR

LHRABR

London Heathrow

Sat 28/2

06:30-21:38

2 stops21h 08m

Aberdeen

Sat 7/3

06:30-09:05

2 stops20h 35m

£1,102

LondonRapid City

LCY - RAP

LCYRAP

London City

Wed 13/5

08:25-21:58

2 stops20h 33m

Rapid City

Sun 24/5

10:40-07:55

2 stops14h 15m

£1,304

LondonAberdeen

LCY - ABR

LCYABR

London City

Sat 28/2

08:40-21:38

2 stops18h 58m

Aberdeen

Sat 7/3

15:20-13:15

2 stops15h 55m

£1,401

Flights are sorted by cheapest return flights first.

Deals found on 15/1

Showing 1-10 of 12 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 £576). Flying from London to South Dakota in July is currently the most expensive (average of £943). 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 16 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

Boarding

7.7

Overall

7.5

Entertainment

7.6

Comfort

7.3

Food

6.9

Crew

8.2

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

Boarding

7.7

Overall

7.5

Entertainment

7.6

Comfort

7.3

Food

6.9

Crew

8.2

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
9,164 reviews
Virgin Atlantic
7.5
Good
678 reviews
Check prices

Boarding

7.7

Overall

7.5

Entertainment

7.6

Comfort

7.3

Food

6.9

Crew

8.2

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
7,718 reviews
Virgin Atlantic
7.5
Good
678 reviews
Check prices

Boarding

7.7

Overall

7.5

Entertainment

7.6

Comfort

7.3

Food

6.9

Crew

8.2

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, Delta, and KLM fly from London to South Dakota in about 16h 37m. The time it takes to get you to your destination can typically vary by up to 11h 12m. 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 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.

  • 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 £576). Flying from London to South Dakota in July is currently the most expensive (average of £943). 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 16 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£610Average£818FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
United AirlinesCheapest£682Average£943FlexibilityNo 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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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.

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