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South Dakota

$671+ Cheap flights from London (LON) to South Dakota

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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
LON — FSD
May 18 — May 251
Mon 5/18
Mon 5/25
1 adult, Economy
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Cheap flight deals from London to South Dakota

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 April 18, 2026.

This United Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:55 am
LHR
-
RAP
2 stops18h 29m
United Airlines
Mon 9/71:33 pm
RAP
-
LHR
1 stop34h 12m
United Airlines
Deal found 4/17$1,261
This United Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/308:45 am
LHR
-
RAP
2 stops20h 01m
United Airlines
Sun 5/34:13 pm
RAP
-
LHR
1 stop34h 27m
United Airlines
Deal found 4/16$1,285
This ChecknFly deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/92:50 pm
LHR
-
RAP
1 stop25h 30m
Lufthansa
Thu 6/1810:21 am
RAP
-
LHR
1 stop16h 19m
Lufthansa
Deal found 4/15$1,349
This Delta deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/16:30 am
LHR
-
ABR
2 stops13h 39m
Delta
Sun 5/32:45 pm
ABR
-
LHR
2 stops17h 50m
Delta
Deal found 4/14$1,354
This ChecknFly deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/98:00 am
LHR
-
RAP
1 stop20h 37m
Lufthansa
Fri 6/1911:20 am
RAP
-
LHR
1 stop18h 05m
Lufthansa
Deal found 4/14$1,376
This United Airlines deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/98:45 am
LHR
-
RAP
2 stops19h 52m
United Airlines
Thu 6/187:00 am
RAP
-
LHR
2 stops23h 20m
United Airlines
Deal found 4/15$1,379
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/309:20 am
LCY
-
RAP
2 stops20h 00m
Delta
Sun 5/310:58 am
RAP
-
LCY
2 stops15h 52m
Delta
Deal found 4/16$1,401
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:30 am
LHR
-
ABR
2 stops13h 42m
Delta
Mon 6/82:41 pm
ABR
-
LHR
2 stops16h 34m
Delta
Deal found 4/17$1,407
This United Airlines deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/288:45 am
LHR
-
RAP
2 stops19h 52m
United Airlines
Thu 6/412:35 pm
RAP
-
LHR
2 stops15h 05m
United Airlines
Deal found 4/13$1,410
This ChecknFly deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/299:30 am
LHR
-
RAP
2 stops16h 43m
Lufthansa
Fri 6/55:00 am
RAP
-
LHR
2 stops23h 35m
Lufthansa
Deal found 4/14$1,414
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:25 am
LCY
-
ABR
2 stops19h 02m
Delta
Mon 6/82:41 pm
ABR
-
LCY
2 stops19h 59m
Delta
Deal found 4/17$1,486
This Delta deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/299:55 am
LHR
-
ABR
2 stops17h 32m
Delta
Fri 6/52:50 pm
ABR
-
LHR
2 stops16h 55m
Delta
Deal found 4/14$1,493

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 April 18, 2026.

Round-trip from

$1,261
(United Airlines)

One-way from

$671
(Kiwi.com)

Popular in

April

Cheapest in

January

Average price

$1,432
From London (LON) to South Dakota
Search Deals
One-way flight from London (LON) to South Dakota
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($69 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated April 18, 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 round-trip

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Fri 9/4

6:55 am-6:24 pm

2 stops18h 29m

Rapid City

Mon 9/7

1:33 pm-6:45 am

1 stop34h 12m

$1,261

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Thu 4/30

8:45 am-9:46 pm

2 stops20h 01m

Rapid City

Sun 5/3

4:13 pm-9:40 am

1 stop34h 27m

$1,285

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Tue 6/9

7:45 am-7:13 pm

2 stops18h 28m

Rapid City

Fri 6/19

9:00 am-12:25 pm

1 stop20h 25m

$1,376

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Tue 6/9

8:45 am-9:37 pm

2 stops19h 52m

Rapid City

Thu 6/18

7:00 am-1:20 pm

2 stops23h 20m

$1,379

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Tue 6/9

9:30 am-7:13 pm

2 stops16h 43m

Rapid City

Thu 6/18

5:53 pm-7:55 am

2 stops31h 02m

$1,387

LondonAberdeen

LHR - ABR

LHRABR

London Heathrow

Fri 5/1

6:30 am-2:09 pm

2 stops13h 39m

Aberdeen

Sun 5/3

2:45 pm-1:05 pm

1 stop16h 20m

$1,394

LondonRapid City

LCY - RAP

LCYRAP

London City

Thu 4/30

9:20 am-10:20 pm

2 stops20h 00m

Rapid City

Sun 5/3

10:58 am-9:50 am

2 stops15h 52m

$1,401

LondonAberdeen

LHR - ABR

LHRABR

London Heathrow

Mon 6/1

6:30 am-2:12 pm

2 stops13h 42m

Aberdeen

Mon 6/8

2:41 pm-1:15 pm

2 stops16h 34m

$1,407

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Thu 5/28

8:45 am-9:37 pm

2 stops19h 52m

Rapid City

Thu 6/4

1:35 pm-8:30 am

1 stop11h 55m

$1,410

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Fri 5/29

9:30 am-7:13 pm

2 stops16h 43m

Rapid City

Fri 6/5

5:00 am-11:35 am

2 stops23h 35m

$1,414

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 39 resultsSorted by cheapest first
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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 round-trip 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, July is the cheapest month in which you can book a flight from London to South Dakota (average of $367). Flying from London to South Dakota in November is currently the most expensive (average of $1,299). 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.

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, Lufthansa, and Delta fly from London to South Dakota in about 13h 39m. The time it takes to get you to your destination can typically vary by up to 4h 50m. There are 4157 mi between London and South Dakota. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The most popular flight routes from London to South Dakota are London Heathrow - Rapid City, London City - Rapid City and London City - Aberdeen.

  • 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 vacation 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, July is the cheapest month in which you can book a flight from London to South Dakota (average of $367). Flying from London to South Dakota in November is currently the most expensive (average of $1,299). 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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