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Cheap flights from London Heathrow Airport to South Dakota from £496

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 20/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — FSD
19 May — 26 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to South Dakota

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to South Dakota
Explore the most affordable flight options available from Heathrow to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 April 2026.

Fri 4/906:55
LHR
-
RAP
2 stops18h 29m
United Airlines
Mon 7/913:33
RAP
-
LHR
1 stop34h 12m
United Airlines
Deal found 17/4£932
Thu 30/408:45
LHR
-
RAP
2 stops20h 01m
United Airlines
Sun 3/516:13
RAP
-
LHR
1 stop34h 27m
United Airlines
Deal found 16/4£950
Tue 9/618:00
LHR
-
RAP
2 stops24h 30m
Lufthansa
Thu 18/617:53
RAP
-
LHR
1 stop11h 32m
Lufthansa
Deal found 15/4£998
Fri 1/506:30
LHR
-
ABR
2 stops13h 39m
Delta
Sun 3/514:45
ABR
-
LHR
2 stops17h 50m
Delta
Deal found 14/4£1,001
Tue 9/608:45
LHR
-
RAP
2 stops19h 52m
United Airlines
Thu 18/607:00
RAP
-
LHR
2 stops23h 20m
United Airlines
Deal found 15/4£1,020
Tue 2/608:40
LHR
-
ABR
2 stops16h 56m
Delta
Tue 9/606:34
ABR
-
LHR
2 stops18h 36m
Delta
Deal found 18/4£1,039
Mon 1/606:30
LHR
-
ABR
2 stops13h 42m
Delta
Mon 8/614:41
ABR
-
LHR
2 stops16h 34m
Delta
Deal found 17/4£1,040
Fri 29/509:30
LHR
-
RAP
2 stops16h 43m
Lufthansa
Fri 5/605:00
RAP
-
LHR
2 stops23h 35m
Lufthansa
Deal found 14/4£1,046
Sat 23/514:50
LHR
-
RAP
1 stop12h 34m
United Airlines
Mon 15/612:35
RAP
-
LHR
2 stops16h 00m
United Airlines
Deal found 18/4£1,076
Fri 29/509:55
LHR
-
ABR
2 stops17h 32m
Delta
Fri 5/614:50
ABR
-
LHR
2 stops16h 55m
Delta
Deal found 14/4£1,104
Sat 30/511:25
LHR
-
RAP
1 stop14h 48m
United Airlines
Sat 6/611:20
RAP
-
LHR
2 stops17h 15m
United Airlines
Deal found 15/4£1,108
Wed 13/506:30
LHR
-
ABR
2 stops19h 06m
Delta
Wed 20/506:30
ABR
-
LHR
2 stops20h 30m
Delta
Deal found 15/4£1,110

Find flight deals from Heathrow to South Dakota

Keep the following information in mind while searching for Heathrow to South Dakota flight deals. Data was last updated 19 April 2026.

Round-trip from

£932

One-way from

£496

Popular in

April

Cheapest in

January

Average price

£1,059
United Airlines
  • United Airlines
  • 4/9-7/9
  • 3 total stops
  • 52h 41m total
  • London to South Dakota
Search Deals
20/5
  • 20/5
  • 3 total stops
  • 38h 24m total
  • London to South Dakota
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£37 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow 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 19 April 2026.
Use the filters below to find and compare flights from London Heathrow Airport 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

Fri 4/9

06:55-18:24

2 stops18h 29m

Rapid City

Mon 7/9

13:33-06:45

1 stop34h 12m

£932

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Thu 30/4

08:45-21:46

2 stops20h 01m

Rapid City

Sun 3/5

16:13-09:40

1 stop34h 27m

£950

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Tue 9/6

09:30-19:13

2 stops16h 43m

Rapid City

Thu 18/6

17:53-07:55

2 stops31h 02m

£1,026

LondonAberdeen

LHR - ABR

LHRABR

London Heathrow

Fri 1/5

06:30-14:09

2 stops13h 39m

Aberdeen

Sun 3/5

14:45-13:05

1 stop16h 20m

£1,031

LondonAberdeen

LHR - ABR

LHRABR

London Heathrow

Mon 1/6

06:30-14:12

2 stops13h 42m

Aberdeen

Mon 8/6

14:41-13:15

2 stops16h 34m

£1,040

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Fri 29/5

09:30-19:13

2 stops16h 43m

Rapid City

Fri 5/6

05:00-11:35

2 stops23h 35m

£1,046
Fastest return journey

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Tue 9/6

12:40-21:37

2 stops15h 57m

Rapid City

Thu 18/6

17:53-12:25

1 stop11h 32m

£1,046

LondonAberdeen

LHR - ABR

LHRABR

London Heathrow

Tue 2/6

12:25-19:36

1 stop13h 11m

Aberdeen

Tue 9/6

14:41-13:15

2 stops16h 34m

£1,052

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Sat 23/5

12:15-21:37

2 stops16h 22m

Rapid City

Mon 15/6

11:20-11:35

2 stops17h 15m

£1,076

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Sat 30/5

10:25-21:37

2 stops18h 12m

Rapid City

Sat 6/6

07:00-07:15

2 stops17h 15m

£1,108

Flights are sorted by cheapest return flights first.

Deals found on 17/4

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Heathrow to South Dakota

Have a flexible travel schedule? Discover the best time to fly to South Dakota from Heathrow 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 Heathrow Airport 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 19 April 2026.
See what other customers who have flown with United Airlines from London Heathrow Airport to South Dakota have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,604 reviews
Check prices

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,604 reviews
United Airlines
7.4
Good
9,604 reviews
Check prices

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

Related info for your journey

Find useful and relevant information for your journey from Heathrow 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 Heathrow Airport to South Dakota?

    For as low as £1,031, United Airlines can have you in South Dakota from London Heathrow Airport in 13h 39m. London Heathrow Airport and South Dakota are separated by a distance of 4157 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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 Heathrow to South Dakota

See prices for flight routes from nearby airports that may be better suited for you.
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Stansted to San Francisco flights
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Stansted to LaGuardia flights
Gatwick to O'Hare Intl flights
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Top airline flying from Heathrow to South Dakota

Discover the top airline that operate flights from Heathrow 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 19 April 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£697Average£1,007FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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

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

Yes, we can. To see specific flights from Heathrow to South Dakota with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

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