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

For as low as £1,205, United Airlines can have you in South Dakota from London Heathrow Airport in 20h 36m. 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.

£460+ 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 31 October 2026.

Thu 26/1111:10 -

2 stops30h 21m

Thu 3/1212:18 -

2 stops16h 42m

Deal found 29/10£772

Wed 25/1109:30 -

2 stops16h 49m

Wed 2/1206:00 -

1 stop23h 00m

Deal found 28/10£773

Thu 26/1113:35 -

1 stop26h 57m

Mon 30/1107:48 -

1 stop18h 07m

Deal found 29/10£796

Thu 26/1118:00 -

2 stops25h 48m

Mon 30/1108:30 -

2 stops16h 25m

Deal found 28/10£797

Mon 14/1209:30 -

2 stops17h 03m

Mon 21/1207:34 -

1 stop22h 26m

Deal found 30/10£806

Mon 14/1206:35 -

2 stops22h 07m

Mon 21/1209:47 -

2 stops19h 13m

Deal found 30/10£816

Mon 14/1211:35 -

1 stop14h 58m

Mon 21/1211:15 -

1 stop12h 40m

Deal found 30/10£825

Mon 9/1107:30 -

2 stops16h 39m

Sun 22/1117:50 -

1 stop32h 50m

Deal found 26/10£841

Fri 6/1106:40 -

3 stops22h 50m

Sun 22/1106:45 -

3 stops19h 35m

Deal found 30/10£851

Thu 12/1107:30 -

2 stops16h 39m

Mon 16/1110:30 -

1 stop16h 10m

Deal found 28/10£866

Thu 19/1106:50 -

2 stops17h 04m

Thu 3/1209:45 -

1 stop14h 10m

Deal found 27/10£871

Sat 21/1107:30 -

2 stops20h 07m

Sat 12/1209:45 -

1 stop14h 10m

Deal found 27/10£899

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 31 October 2026.

Thu 26/1106:35 -

2 stops34h 56m

Thu 3/1214:35 -

1 stop12h 05m

Deal found 29/10£772

Mon 14/1211:35 -

1 stop14h 58m

Mon 21/1211:15 -

1 stop12h 40m

Deal found 30/10£825

Wed 25/1106:30 -

2 stops20h 36m

Wed 2/1206:34 -

2 stops23h 06m

Deal found 28/10£1,205

Wed 25/1109:30 -

2 stops16h 49m

Wed 2/1205:00 -

2 stops17h 55m

Deal found 28/10£773

Mon 15/207:30 -

2 stops19h 07m

Wed 14/413:45 -

1 stop16h 50m

Deal found 29/10£781

Tue 15/1213:35 -

1 stop14h 37m

Thu 31/1213:30 -

1 stop14h 10m

Deal found 26/10£922

Thu 26/1118:00 -

2 stops22h 32m

Mon 30/1106:00 -

1 stop19h 55m

Deal found 29/10£796

Mon 14/1209:30 -

2 stops17h 03m

Mon 21/1207:34 -

1 stop22h 26m

Deal found 30/10£806

Mon 14/1206:35 -

2 stops22h 07m

Mon 21/1209:47 -

2 stops19h 13m

Deal found 30/10£816

Tue 24/1120:10 -

2 stops30h 56m

Tue 1/1215:09 -

1 stop9h 56m

Deal found 27/10£1,222

Thu 12/1107:30 -

2 stops16h 39m

Mon 16/1108:30 -

2 stops16h 55m

Deal found 28/10£866

Mon 14/1206:20 -

2 stops20h 56m

Mon 21/1206:34 -

1 stop18h 31m

Deal found 30/10£1,330

Tue 15/1209:50 -

1 stop17h 26m

Tue 22/1206:34 -

2 stops17h 46m

Deal found 31/10£1,331

Tue 15/1211:10 -

2 stops17h 02m

Thu 31/1213:30 -

1 stop14h 10m

Deal found 26/10£949

Thu 10/1209:00 -

2 stops19h 12m

Thu 17/1205:50 -

1 stop21h 50m

Deal found 26/10£975

Sat 12/1206:30 -

2 stops20h 46m

Sat 19/1206:34 -

1 stop18h 31m

Deal found 28/10£1,614

Find flight deals from Heathrow to South Dakota

Round-trip from	£772
One-way from	£460
Popular in	August
Cheapest in	January
Average price	£1,020

United Airlines
26/11-3/12
4 total stops
47h 03m total
London to South Dakota

Search Deals

24/12-31/12
3 total stops
39h 49m 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 (£67 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

LondonSioux Falls

LHR London Heathrow - FSD Sioux Falls Joe Foss Field

LHRFSD

London Heathrow

Thu 24/12

06:00-15:49

3 stops39h 49m

Sioux Falls Joe Foss Field

Wed 31/12

00:00-07:00

Nonstop0h 00m

£460

Fastest return journey

LondonSioux Falls

LHR London Heathrow - FSD Sioux Falls Joe Foss Field

LHRFSD

London Heathrow

Thu 24/12

11:35-20:15

1 stop14h 40m

Sioux Falls Joe Foss Field

Wed 31/12

00:00-07:00

Nonstop0h 00m

£767

LondonRapid City

LHR London Heathrow - RAP Rapid City

LHRRAP

London Heathrow

Thu 26/11

06:35-10:31

2 stops34h 56m

Rapid City

Thu 3/12

14:35-09:40

1 stop12h 05m

£772

LondonRapid City

LHR London Heathrow - RAP Rapid City

LHRRAP

London Heathrow

Wed 25/11

09:30-19:19

2 stops16h 49m

Rapid City

Wed 2/12

05:00-05:55

2 stops17h 55m

£773

LondonSioux Falls

LHR London Heathrow - FSD Sioux Falls Joe Foss Field

LHRFSD

London Heathrow

Mon 15/2

07:30-20:37

2 stops19h 07m

Sioux Falls Joe Foss Field

Wed 14/4

13:45-12:35

1 stop16h 50m

£781

LondonSioux Falls

LHR London Heathrow - FSD Sioux Falls Joe Foss Field

LHRFSD

London Heathrow

Thu 26/11

18:00-10:32

2 stops22h 32m

Sioux Falls Joe Foss Field

Mon 30/11

06:00-07:55

1 stop19h 55m

£796

LondonSioux Falls

LHR London Heathrow - FSD Sioux Falls Joe Foss Field

LHRFSD

London Heathrow

Mon 14/12

09:30-20:33

2 stops17h 03m

Sioux Falls Joe Foss Field

Mon 21/12

07:34-12:00

1 stop22h 26m

£806

LondonRapid City

LHR London Heathrow - RAP Rapid City

LHRRAP

London Heathrow

Mon 14/12

06:35-21:42

2 stops22h 07m

Rapid City

Mon 21/12

09:47-12:00

2 stops19h 13m

£816

LondonSioux Falls

LHR London Heathrow - FSD Sioux Falls Joe Foss Field

LHRFSD

London Heathrow

Mon 14/12

11:35-20:33

1 stop14h 58m

Sioux Falls Joe Foss Field

Mon 21/12

11:15-05:55

1 stop12h 40m

£825

LondonRapid City

LHR London Heathrow - RAP Rapid City

LHRRAP

London Heathrow

Thu 12/11

07:30-17:09

2 stops16h 39m

Rapid City

Mon 16/11

08:30-08:25

2 stops16h 55m

£866

Flights are sorted by cheapest return flights first.

Deals found on 26/10

Showing 1-10 of 18 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

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

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

10,460 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

10,460 reviews

United Airlines

7.3

Good

10,460 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

8,299 reviews

United Airlines

7.3

Good

10,460 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 £1,205, United Airlines can have you in South Dakota from London Heathrow Airport in 20h 36m. 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£1,082	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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Why should you use Cheapflights to find cheap flight tickets from Heathrow to South Dakota?

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.

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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Cheap flights from London Heathrow Airport to South Dakota from £460

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/12. 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 31 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 31 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 31 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 31 October 2026.

Last-minute flights from Heathrow to South DakotaDiscover last-minute flight deals from Heathrow to South Dakota. Data last updated 31 October 2026 and is based on user searches.

Discover last-minute flight deals from Heathrow to South Dakota. Data last updated 31 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 31 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 31 October 2026.

Find flight deals from Heathrow to South Dakota

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Popular in

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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

See prices for flight routes from nearby airports that may be better suited for you.

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

Book a non-stop flight to one of these other cities located in United States.

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 31 October 2026.

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Heathrow to South Dakota flights

Consider these flights travelling from Heathrow to South Dakota.

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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Travel Smart

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 31 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 31 October 2026.

Last-minute flights from Heathrow to South Dakota
Discover last-minute flight deals from Heathrow to South Dakota. Data last updated 31 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 31 October 2026.