How long is the flight from London Heathrow Airport to South Dakota?

For as low as £1,107, United Airlines can have you in South Dakota from London Heathrow Airport in 15h 42m. 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.

In terms of precipitation, rainfall in South Dakota ranges from 15.0 - 99.0 inches per month. June is typically the wettest month, when rainfall can reach 99.0 mm. January is typically the driest time to visit South Dakota when rainfall is around 15.0 mm.

If weather is an important factor for your trip to South Dakota, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -9.0 C).

What is the cheapest time of day to fly from LHR to SD?

When flying from London Heathrow Airport to South Dakota, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

£547+ Cheap Flights from London Heathrow Airport to South Dakota

Cheap flight deals from Heathrow to South Dakota

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 3 October 2026.

Wed 18/1107:30 -

2 stops20h 07m

Wed 25/1106:00 -

1 stop17h 55m

Deal found 29/9£782

Wed 18/1109:00 -

2 stops18h 37m

Wed 2/1209:24 -

2 stops14h 31m

Deal found 29/9£785

Mon 2/1106:35 -

2 stops17h 34m

Mon 9/1108:30 -

2 stops17h 40m

Deal found 30/9£790

Thu 19/1106:30 -

2 stops21h 07m

Thu 3/1213:00 -

1 stop14h 40m

Deal found 29/9£807

Mon 16/1107:30 -

2 stops18h 49m

Mon 23/1112:39 -

1 stop14h 01m

Deal found 2/10£809

Sat 14/1106:35 -

2 stops19h 29m

Sat 21/1118:40 -

2 stops57h 00m

Deal found 30/9£819

Tue 13/1006:30 -

2 stops22h 41m

Tue 27/1018:40 -

1 stop12h 20m

Deal found 29/9£820

Thu 5/1107:30 -

2 stops16h 39m

Mon 9/1110:30 -

2 stops16h 45m

Deal found 29/9£820

Thu 19/1106:50 -

2 stops17h 04m

Thu 3/1211:12 -

2 stops15h 58m

Deal found 30/9£821

Sun 15/1107:30 -

2 stops20h 16m

Sun 22/1117:06 -

1 stop34h 34m

Deal found 1/10£822

Mon 12/1011:25 -

1 stop14h 55m

Mon 26/1018:40 -

1 stop32h 15m

Deal found 28/9£824

Tue 13/1006:50 -

2 stops17h 06m

Tue 27/1015:10 -

2 stops14h 40m

Deal found 28/9£835

Best flights from Heathrow to South Dakota
Discover carefully curated flight deals from Heathrow to South Dakota that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 3 October 2026.

Mon 2/1106:35 -

2 stops17h 34m

Mon 9/1111:12 -

1 stop15h 28m

Deal found 30/9£790

Fri 6/1111:45 -

2 stops15h 42m

Sun 8/1106:34 -

2 stops17h 51m

Deal found 29/9£1,107

Thu 15/1014:10 -

1 stop33h 46m

Sun 1/1118:40 -

1 stop31h 15m

Deal found 3/10£1,109

Mon 16/1107:30 -

2 stops18h 49m

Mon 23/1112:39 -

1 stop14h 01m

Deal found 2/10£809

Thu 5/1107:30 -

2 stops16h 39m

Mon 9/1112:39 -

1 stop14h 01m

Deal found 1/10£820

Thu 19/1106:50 -

2 stops17h 04m

Thu 3/1209:45 -

1 stop14h 10m

Deal found 30/9£821

Sun 15/1107:30 -

2 stops20h 16m

Sun 22/1117:06 -

1 stop34h 34m

Deal found 1/10£822

Tue 17/1111:35 -

1 stop12h 34m

Tue 24/1112:39 -

1 stop14h 01m

Deal found 3/10£833

Mon 2/1110:50 -

2 stops16h 37m

Mon 9/1115:36 -

2 stops16h 14m

Deal found 28/9£1,238

Tue 13/1006:50 -

2 stops17h 06m

Tue 27/1018:40 -

1 stop12h 20m

Deal found 28/9£835

Thu 15/1006:50 -

2 stops17h 06m

Sun 1/1118:40 -

1 stop29h 15m

Deal found 29/9£866

Thu 8/1008:40 -

2 stops18h 47m

Mon 12/1006:34 -

2 stops18h 41m

Deal found 29/9£1,423

Sat 14/1109:50 -

1 stop17h 16m

Sat 21/1106:34 -

2 stops17h 51m

Deal found 30/9£1,423

Fri 13/1113:35 -

1 stop26h 57m

Fri 20/1106:00 -

2 stops20h 30m

Deal found 29/9£899

Sun 15/1109:30 -

2 stops44h 11m

Sun 22/1111:03 -

2 stops28h 17m

Deal found 1/10£939

Mon 23/1106:30 -

2 stops20h 36m

Wed 25/1115:36 -

2 stops22h 34m

Deal found 1/10£1,532

Sun 20/1207:40 -

2 stops18h 35m

Sun 3/115:11 -

2 stops24h 09m

Deal found 1/10£1,143

Find flight deals from Heathrow to South Dakota

Round-trip from	£782
One-way from	£547
Popular in	August
Cheapest in	January
Average price	£1,034

Lufthansa
18/11-25/11
3 total stops
38h 02m total
London to South Dakota

Search Deals

19/12-31/12
3 total stops
52h 15m total
London to South Dakota

Search Deals

Highest demand for flights based on searches. 23% potential increase in price (£229 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 9% potential price decrease (£69 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Cheapflights Fare Finder

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 London Heathrow - RAP Rapid City

LHRRAP

London Heathrow

Sat 10/10

17:00-16:45

2 stops30h 45m

Rapid City

Wed 31/12

00:00-08:00

Nonstop0h 00m

£606

LondonSioux Falls

LHR London Heathrow - FSD Sioux Falls Joe Foss Field

LHRFSD

London Heathrow

Fri 13/11

09:00-21:37

2 stops18h 37m

Sioux Falls Joe Foss Field

Wed 31/12

00:00-07:00

Nonstop0h 00m

£644

LondonSioux Falls

LHR London Heathrow - FSD Sioux Falls Joe Foss Field

LHRFSD

London Heathrow

Sun 20/12

18:45-09:24

3 stops44h 39m

Sioux Falls Joe Foss Field

Wed 31/12

00:00-07:00

Nonstop0h 00m

£650

LondonSioux Falls

LHR London Heathrow - FSD Sioux Falls Joe Foss Field

LHRFSD

London Heathrow

Sat 19/12

20:35-19:00

2 stops52h 25m

Sioux Falls Joe Foss Field

Wed 31/12

00:00-07:00

Nonstop0h 00m

£657

LondonRapid City

LHR London Heathrow - RAP Rapid City

LHRRAP

London Heathrow

Mon 2/11

06:35-17:09

2 stops17h 34m

Rapid City

Mon 9/11

11:12-09:40

1 stop15h 28m

£790

LondonRapid City

LHR London Heathrow - RAP Rapid City

LHRRAP

London Heathrow

Mon 16/11

07:30-19:19

2 stops18h 49m

Rapid City

Mon 23/11

12:39-09:40

1 stop14h 01m

£809

LondonRapid City

LHR London Heathrow - RAP Rapid City

LHRRAP

London Heathrow

Thu 5/11

07:30-17:09

2 stops16h 39m

Rapid City

Mon 9/11

12:39-09:40

1 stop14h 01m

£820

LondonSioux Falls

LHR London Heathrow - FSD Sioux Falls Joe Foss Field

LHRFSD

London Heathrow

Thu 19/11

06:50-17:54

2 stops17h 04m

Sioux Falls Joe Foss Field

Thu 3/12

09:45-05:55

1 stop14h 10m

£821

LondonSioux Falls

LHR London Heathrow - FSD Sioux Falls Joe Foss Field

LHRFSD

London Heathrow

Sun 15/11

07:30-21:46

2 stops20h 16m

Sioux Falls Joe Foss Field

Sun 22/11

17:06-09:40

1 stop34h 34m

£822

LondonRapid City

LHR London Heathrow - RAP Rapid City

LHRRAP

London Heathrow

Tue 17/11

11:35-17:09

1 stop12h 34m

Rapid City

Tue 24/11

12:39-09:40

1 stop14h 01m

£833

Flights are sorted by cheapest return flights first.

Deals found on 30/9

Showing 1-10 of 27 resultsSorted by cheapest first

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.

LHR-FSD

LHR-RAP

LHR-ABR

LHR-PIR

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

LHR-USSD

LHR-FSD

LHR-RAP

LHR-ABR

LHR-PIR

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

Reviews of airlines servicing South Dakota

See what other customers who have flown with United Airlines and Lufthansa 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

10,280 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Asha,Sept 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

United Airlines

7.4

Good

10,280 reviews

United Airlines

7.4

Good

10,280 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Asha,Sept 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

Lufthansa

6.8

Okay

8,253 reviews

United Airlines

7.4

Good

10,280 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Asha,Sept 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

Related info for your journey

How long is the flight from London Heathrow Airport to South Dakota?
For as low as £1,107, United Airlines can have you in South Dakota from London Heathrow Airport in 15h 42m. 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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Top 2 airlines flying from Heathrow to South Dakota

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest£739	Average£1,096	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Lufthansa	Cheapest£778	Average£883	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights

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

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Cheap flights from London Heathrow Airport to South Dakota from £547

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to South Dakota

Cheapest flights from Heathrow to South DakotaExplore 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 3 October 2026.

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 3 October 2026.

Best flights from Heathrow to South DakotaDiscover carefully curated flight deals from Heathrow to South Dakota that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 3 October 2026.

Discover carefully curated flight deals from Heathrow to South Dakota that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 3 October 2026.

Last-minute flights from Heathrow to South DakotaDiscover last-minute flight deals from Heathrow to South Dakota. Data last updated 3 October 2026 and is based on user searches.

Discover last-minute flight deals from Heathrow to South Dakota. Data last updated 3 October 2026 and is based on user searches.

One-way flights from Heathrow to South DakotaSearch for one-way flight options from Heathrow to South Dakota. Find affordable one-way fares based on user searches. Data last updated 3 October 2026.

Search for one-way flight options from Heathrow to South Dakota. Find affordable one-way fares based on user searches. Data last updated 3 October 2026.

Find flight deals from Heathrow to South Dakota

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Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to South Dakota that are best for you.

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.

Cheapflights Insights

Reviews of airlines servicing South Dakota

See what other customers who have flown with United Airlines and Lufthansa 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.

Related info for your journey

How long is the flight from London Heathrow Airport to South Dakota?

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

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

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Heathrow to South Dakota

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Complete your trip

Complete your trip to South Dakota by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

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Search flights from Heathrow to South Dakota by cabin class

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Heathrow and South Dakota flights

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Heathrow to South Dakota flights

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Top 2 airlines flying from Heathrow to South Dakota

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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 3 October 2026.

Best flights from Heathrow to South Dakota
Discover carefully curated flight deals from Heathrow to South Dakota that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 3 October 2026.

Last-minute flights from Heathrow to South Dakota
Discover last-minute flight deals from Heathrow to South Dakota. Data last updated 3 October 2026 and is based on user searches.

One-way flights from Heathrow to South Dakota
Search for one-way flight options from Heathrow to South Dakota. Find affordable one-way fares based on user searches. Data last updated 3 October 2026.