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

For as low as £971, United Airlines can have you in South Dakota from London Heathrow Airport in 20h 46m. 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.

£652+ 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 11 November 2026.

Thu 26/1111:10 -

2 stops30h 21m

Thu 10/1212:18 -

2 stops15h 32m

Deal found 9/11£774

Mon 16/1111:35 -

1 stop14h 44m

Mon 25/108:00 -

2 stops16h 55m

Deal found 8/11£799

Sat 14/1112:00 -

2 stops17h 30m

Wed 18/1111:12 -

2 stops14h 58m

Deal found 7/11£801

Thu 31/1207:30 -

2 stops18h 42m

Thu 7/106:00 -

2 stops17h 40m

Deal found 8/11£836

Thu 24/1208:40 -

2 stops19h 47m

Thu 31/1222:17 -

1 stop34h 58m

Deal found 9/11£872

Tue 8/1206:30 -

2 stops20h 46m

Tue 15/1215:09 -

1 stop9h 56m

Deal found 10/11£971

Thu 26/1109:50 -

1 stop13h 04m

Thu 10/1211:21 -

1 stop12h 44m

Deal found 8/11£1,003

Thu 26/1119:50 -

3 stops31h 59m

Thu 10/1211:21 -

3 stops21h 39m

Deal found 9/11£1,008

Tue 22/1207:40 -

2 stops16h 31m

Tue 29/1211:13 -

1 stop15h 27m

Deal found 6/11£1,027

Tue 22/1212:05 -

2 stops32h 31m

Tue 29/1209:00 -

1 stop18h 40m

Deal found 7/11£1,030

Fri 4/1206:30 -

2 stops20h 46m

Fri 11/1210:54 -

1 stop14h 11m

Deal found 6/11£1,036

Sat 14/1106:40 -

3 stops23h 01m

Wed 18/1106:45 -

3 stops19h 35m

Deal found 7/11£1,055

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 11 November 2026.

Thu 26/1106:35 -

2 stops34h 56m

Thu 10/1212:18 -

1 stop14h 22m

Deal found 9/11£774

Tue 8/1206:30 -

2 stops20h 46m

Tue 15/1215:09 -

1 stop9h 56m

Deal found 10/11£971

Thu 26/1119:50 -

3 stops31h 59m

Thu 10/1211:21 -

3 stops21h 39m

Deal found 9/11£1,008

Thu 24/1209:50 -

1 stop20h 02m

Thu 31/1211:59 -

1 stop12h 06m

Deal found 9/11£1,136

Thu 28/111:10 -

2 stops17h 28m

Sun 7/207:00 -

2 stops16h 20m

Deal found 8/11£784

Fri 29/111:35 -

1 stop12h 43m

Fri 5/212:50 -

1 stop13h 50m

Deal found 8/11£813

Wed 20/113:35 -

1 stop15h 03m

Sun 24/114:40 -

1 stop12h 00m

Deal found 6/11£815

Fri 4/1206:30 -

2 stops20h 46m

Fri 11/1210:54 -

1 stop14h 11m

Deal found 6/11£1,036

Thu 31/1207:30 -

2 stops18h 42m

Thu 7/106:00 -

2 stops17h 40m

Deal found 8/11£836

Tue 22/1207:40 -

2 stops16h 31m

Tue 29/1211:13 -

1 stop15h 27m

Deal found 6/11£1,027

Wed 9/1206:30 -

2 stops20h 46m

Wed 16/1215:09 -

1 stop9h 56m

Deal found 10/11£1,420

Wed 23/1216:40 -

2 stops36h 46m

Wed 30/1213:30 -

2 stops15h 20m

Deal found 8/11£1,030

Fri 25/1206:30 -

2 stops21h 02m

Fri 1/115:36 -

2 stops14h 29m

Deal found 10/11£1,632

Tue 22/1212:05 -

2 stops17h 21m

Tue 29/1209:00 -

2 stops14h 55m

Deal found 7/11£1,194

Wed 23/1210:00 -

2 stops17h 32m

Wed 30/1206:34 -

2 stops17h 51m

Deal found 8/11£1,793

Tue 22/1206:40 -

3 stops22h 16m

Tue 29/1205:00 -

3 stops22h 20m

Deal found 7/11£2,472

Wed 23/1210:20 -

3 stops18h 36m

Wed 30/1207:00 -

2 stops28h 40m

Deal found 8/11£3,282

Find flight deals from Heathrow to South Dakota

Round-trip from	£774
One-way from	£652
Popular in	August
Cheapest in	January
Average price	£1,011

United Airlines
26/11-10/12
4 total stops
45h 53m total
London to South Dakota

Search Deals

Lufthansa
9/5-31/12
2 total stops
31h 18m total
London to South Dakota

Search Deals

Highest demand for flights based on searches. 22% potential increase in price (£219 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 9% potential price decrease (£66 potential savings vs. average return price).

Search Deals

Average for round-trip flights in November 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

LondonSioux Falls

LHR London Heathrow - FSD Sioux Falls Joe Foss Field

LHRFSD

London Heathrow

Sun 9/5

20:25-21:43

2 stops31h 18m

Sioux Falls Joe Foss Field

Wed 31/12

00:00-07:00

Nonstop0h 00m

£652

LondonRapid City

LHR London Heathrow - RAP Rapid City

LHRRAP

London Heathrow

Thu 26/11

06:35-10:31

2 stops34h 56m

Rapid City

Thu 10/12

12:18-09:40

1 stop14h 22m

£774

LondonRapid City

LHR London Heathrow - RAP Rapid City

LHRRAP

London Heathrow

Thu 28/1

11:10-21:38

2 stops17h 28m

Rapid City

Sun 7/2

07:00-06:20

2 stops16h 20m

£784

LondonRapid City

LHR London Heathrow - RAP Rapid City

LHRRAP

London Heathrow

Fri 29/1

11:35-17:18

1 stop12h 43m

Rapid City

Fri 5/2

12:50-09:40

1 stop13h 50m

£813

LondonRapid City

LHR London Heathrow - RAP Rapid City

LHRRAP

London Heathrow

Wed 20/1

13:35-21:38

1 stop15h 03m

Rapid City

Sun 24/1

14:40-09:40

1 stop12h 00m

£815

LondonRapid City

LHR London Heathrow - RAP Rapid City

LHRRAP

London Heathrow

Thu 31/12

07:30-19:12

2 stops18h 42m

Rapid City

Thu 7/1

06:00-06:40

2 stops17h 40m

£836

LondonAberdeen

LHR London Heathrow - ABR Aberdeen

LHRABR

London Heathrow

Tue 8/12

06:30-21:16

2 stops20h 46m

Aberdeen

Tue 15/12

15:09-07:05

1 stop9h 56m

£971

LondonRapid City

LHR London Heathrow - RAP Rapid City

LHRRAP

London Heathrow

Thu 26/11

19:50-20:49

3 stops31h 59m

Rapid City

Thu 10/12

11:21-16:00

3 stops21h 39m

£1,008

LondonRapid City

LHR London Heathrow - RAP Rapid City

LHRRAP

London Heathrow

Tue 22/12

07:40-17:11

2 stops16h 31m

Rapid City

Tue 29/12

11:13-09:40

1 stop15h 27m

£1,027

LondonSioux Falls

LHR London Heathrow - FSD Sioux Falls Joe Foss Field

LHRFSD

London Heathrow

Wed 23/12

16:40-23:26

2 stops36h 46m

Sioux Falls Joe Foss Field

Wed 30/12

13:30-10:50

2 stops15h 20m

£1,030

Flights are sorted by cheapest return flights first.

Deals found on 10/11

Showing 1-10 of 20 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-RAP

LHR-ABR

LHR-FSD

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-RAP

LHR-ABR

LHR-FSD

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

7.3

Good

10,474 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

7.3

Good

10,474 reviews

United Airlines

7.3

Good

10,474 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

8,290 reviews

United Airlines

7.3

Good

10,474 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 £971, United Airlines can have you in South Dakota from London Heathrow Airport in 20h 46m. 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

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Top 2 airlines flying from Heathrow to South Dakota

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest£729	Average£1,081	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Lufthansa	Cheapest£768	Average£871	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 £652

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/5. 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 11 November 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 11 November 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 11 November 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 11 November 2026.

Last-minute flights from Heathrow to South DakotaDiscover last-minute flight deals from Heathrow to South Dakota. Data last updated 11 November 2026 and is based on user searches.

Discover last-minute flight deals from Heathrow to South Dakota. Data last updated 11 November 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 11 November 2026.

Search for one-way flight options from Heathrow to South Dakota. Find affordable one-way fares based on user searches. Data last updated 11 November 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

Find flights from Heathrow to South Dakota, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Heathrow and South Dakota flights

Browse other Heathrow and South Dakota flight options. Last updated on 11 November 2026.

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

Can Cheapflights notify me if prices for flights from Heathrow to South Dakota become cheaper?

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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 11 November 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 11 November 2026.

Last-minute flights from Heathrow to South Dakota
Discover last-minute flight deals from Heathrow to South Dakota. Data last updated 11 November 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 11 November 2026.