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

Airlines like Delta and KLM fly from South Dakota to London Heathrow Airport in about 12h 30m. The time it takes to get you to your destination can typically vary by up to . The distance from South Dakota to London Heathrow Airport is about 4189 mi.

What are the cheapest airlines to fly from South Dakota to London Heathrow Airport one-way?

To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at £330. United Airlines flights start at £338 while deals on Lufthansa start at £2,980 one-way.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Heathrow Airport, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What is the cheapest month to fly from South Dakota to London Heathrow Airport?

Our data shows that May tends to be the cheapest month to fly to London Heathrow Airport from South Dakota. Users have commonly found prices around £861 for the month, but tickets can be as low as £562. Due to multiple factors, prepare for potentially higher prices in January.

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

When flying from South Dakota to London Heathrow Airport, 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 South Dakota to Heathrow that include hotel bookings?

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

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

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

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

Yes. Cheapflights offers flight deals from South Dakota to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£330+ Cheap Flights from South Dakota to London Heathrow Airport

Q: How much does it cost for a return flight from South Dakota to London Heathrow Airport?

Airfare is below average for this route at the moment. South Dakota to London Heathrow Airport flights typically cost between £503 and £617 in October. The cheapest return flight price found within the last 3 days was £458 on Delta (28 Oct-4 Nov).

Cheap flight deals from South Dakota to Heathrow

Round-trip from	£458
One-way from	£330
Popular in	January
Cheapest in	May
Average price	£673

Delta
28/10-4/11
3 total stops
32h 31m total
South Dakota to London

Search Deals

American Airlines
23/9
1 total stop
14h 25m total
South Dakota to London

Search Deals

Highest demand for flights based on searches. 14% potential increase in price (£104 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 7% potential price decrease (£46 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from South Dakota to Heathrow

Cheapest flights from South Dakota to Heathrow
Explore the most affordable flight options available from South Dakota to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Wed 12/1113:30FSD - LHR

1 stop11h 35mDelta

Wed 19/1108:55LHR - FSD

2 stops20h 16mDelta

Deal found 15/9£458

Wed 29/1006:05RAP - LHR

1 stop19h 00mDelta

Thu 6/1106:30LHR - RAP

2 stops23h 06mDelta

Deal found 15/9£459

Wed 29/1006:05RAP - LHR

1 stop19h 00mDelta

Tue 4/1111:05LHR - RAP

1 stop18h 31mDelta

Deal found 15/9£464

Wed 12/1113:30FSD - LHR

1 stop11h 35mKLM

Wed 19/1108:55LHR - FSD

1 stop20h 16mKLM

Deal found 15/9£464

Tue 7/1016:24FSD - LHR

1 stop14h 46mDelta

Fri 17/1020:25LHR - FSD

2 stops22h 30mDelta

Deal found 14/9£467

Wed 1/1014:32FSD - LHR

2 stops17h 18mDelta

Wed 8/1009:00LHR - FSD

2 stops19h 56mDelta

Deal found 15/9£482

Mon 6/1018:10FSD - LHR

1 stop11h 35mUnited Airlines

Tue 14/1007:30LHR - FSD

2 stops20h 52mUnited Airlines

Deal found 15/9£515

Wed 1/1008:30RAP - LHR

2 stops16h 10mUnited Airlines

Fri 10/1006:55LHR - RAP

2 stops18h 45mUnited Airlines

Deal found 14/9£517

Wed 1/1009:30FSD - LHR

2 stops16h 10mUnited Airlines

Wed 8/1007:25LHR - FSD

2 stops18h 56mUnited Airlines

Deal found 14/9£517

Tue 28/1008:47FSD - LHR

2 stops17h 23mUnited Airlines

Mon 24/1116:40LHR - FSD

2 stops35h 06mUnited Airlines

Deal found 14/9£520

Tue 30/911:15RAP - LHR

1 stop15h 25mUnited Airlines

Thu 9/1013:40LHR - RAP

2 stops27h 33mUnited Airlines

Deal found 14/9£524

Tue 7/1011:19FSD - LHR

1 stop13h 01mUnited Airlines

Fri 17/1011:05LHR - FSD

1 stop17h 17mUnited Airlines

Deal found 15/9£524

Best flights from South Dakota to Heathrow
Discover carefully curated flight deals from South Dakota to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2025.

Tue 28/1013:35FSD - LHR

1 stop12h 30mDelta

Tue 4/1108:55LHR - FSD

2 stops20h 01mDelta

Deal found 12/9£458

Wed 29/1006:05RAP - LHR

1 stop19h 00mVirgin Atlantic

Wed 5/1111:05LHR - RAP

1 stop18h 31mVirgin Atlantic

Deal found 14/9£464

Tue 28/1013:35FSD - LHR

1 stop12h 30mKLM

Tue 4/1112:30LHR - FSD

1 stop16h 26mKLM

Deal found 12/9£464

Tue 7/1008:00FSD - LHR

1 stop16h 20mUnited Airlines

Fri 17/1007:30LHR - FSD

2 stops20h 52mUnited Airlines

Deal found 13/9£515

Sun 12/1010:33RAP - LHR

1 stop19h 37mDelta

Thu 23/1008:40LHR - RAP

2 stops20h 56mDelta

Deal found 15/9£459

Wed 29/1006:05RAP - LHR

1 stop19h 00mDelta

Thu 6/1106:30LHR - RAP

2 stops23h 06mDelta

Deal found 15/9£459

Mon 6/1017:14FSD - LHR

1 stop13h 06mUnited Airlines

Tue 14/1007:30LHR - FSD

2 stops20h 52mUnited Airlines

Deal found 13/9£515

Wed 29/1006:05RAP - LHR

1 stop19h 00mDelta

Wed 5/1108:40LHR - RAP

2 stops20h 56mDelta

Deal found 14/9£459

Wed 1/1009:30FSD - LHR

2 stops16h 10mUnited Airlines

Wed 8/1007:25LHR - FSD

2 stops18h 56mUnited Airlines

Deal found 13/9£517

Wed 29/1006:05RAP - LHR

1 stop19h 00mDelta

Tue 4/1106:30LHR - RAP

2 stops23h 06mDelta

Deal found 15/9£459

Wed 29/1010:33RAP - LHR

1 stop14h 32mDelta

Fri 7/1108:40LHR - RAP

2 stops20h 56mDelta

Deal found 15/9£459

Tue 7/1013:35FSD - LHR

2 stops17h 55mDelta

Fri 17/1020:25LHR - FSD

2 stops22h 30mDelta

Deal found 14/9£467

Last-minute flights from South Dakota to Heathrow
Discover last-minute flight deals from South Dakota to Heathrow. Data last updated 16 September 2025 and is based on user searches.

Tue 30/911:15RAP - LHR

1 stop15h 25mUnited Airlines

Thu 9/1013:40LHR - RAP

2 stops27h 33mUnited Airlines

Deal found 14/9£524

Wed 1/1014:32FSD - LHR

2 stops17h 18mDelta

Wed 8/1009:00LHR - FSD

2 stops19h 56mDelta

Deal found 15/9£482

Wed 1/1009:30FSD - LHR

2 stops16h 10mUnited Airlines

Wed 8/1007:25LHR - FSD

2 stops18h 56mUnited Airlines

Deal found 14/9£517

Wed 1/1008:30RAP - LHR

2 stops16h 10mUnited Airlines

Fri 10/1006:55LHR - RAP

2 stops18h 45mUnited Airlines

Deal found 14/9£517

Mon 6/1018:10FSD - LHR

1 stop11h 35mUnited Airlines

Tue 14/1007:30LHR - FSD

2 stops20h 52mUnited Airlines

Deal found 15/9£515

Tue 7/1016:24FSD - LHR

1 stop14h 46mDelta

Fri 17/1020:25LHR - FSD

2 stops22h 30mDelta

Deal found 14/9£467

Tue 7/1011:19FSD - LHR

1 stop13h 01mUnited Airlines

Fri 17/1011:05LHR - FSD

1 stop17h 17mUnited Airlines

Deal found 15/9£524

Wed 8/1013:58FSD - LHR

1 stop13h 42mUnited Airlines

Mon 13/1006:30LHR - FSD

2 stops21h 52mUnited Airlines

Deal found 15/9£538

Tue 28/1008:47FSD - LHR

2 stops17h 23mUnited Airlines

Mon 24/1116:40LHR - FSD

2 stops35h 06mUnited Airlines

Deal found 14/9£520

Tue 28/1013:35FSD - LHR

1 stop12h 30mKLM

Mon 24/1108:55LHR - FSD

1 stop20h 16mKLM

Deal found 14/9£531

Wed 29/1006:05RAP - LHR

1 stop19h 00mDelta

Thu 6/1106:30LHR - RAP

2 stops23h 06mDelta

Deal found 15/9£459

Wed 29/1006:05RAP - LHR

2 stops18h 45mDelta

Tue 4/1106:30LHR - RAP

2 stops23h 06mDelta

Deal found 15/9£463

One-way flights from South Dakota to Heathrow
Search for one-way flight options from South Dakota to Heathrow. Find affordable one-way fares based on user searches. Data last updated 16 September 2025.

Tue 23/917:00RAP - LHR

1 stop14h 25mAmerican Airlines

Deal found 14/9£330

Tue 23/907:00RAP - LHR

2 stops20h 40mUnited Airlines

Deal found 14/9£338

Mon 6/1005:20FSD - LHR

3 stops33h 00mMultiple Airlines

Deal found 15/9£1,644

Mon 6/1018:10FSD - LHR

1 stop11h 35mLufthansa

Deal found 15/9£2,965

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Tue 28/10

13:35-07:05

1 stop12h 30m

London Heathrow

Tue 4/11

08:55-22:56

2 stops20h 01m

£458

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Sun 12/10

10:33-13:10

1 stop19h 37m

London Heathrow

Thu 23/10

08:40-22:36

2 stops20h 56m

£459

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Wed 29/10

06:05-07:05

1 stop19h 00m

London Heathrow

Thu 6/11

06:30-22:36

2 stops23h 06m

£459

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Wed 29/10

06:05-07:05

1 stop19h 00m

London Heathrow

Wed 5/11

08:40-22:36

2 stops20h 56m

£459

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Wed 29/10

06:05-07:05

1 stop19h 00m

London Heathrow

Tue 4/11

06:30-22:36

2 stops23h 06m

£459

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Wed 29/10

10:33-07:05

1 stop14h 32m

London Heathrow

Fri 7/11

08:40-22:36

2 stops20h 56m

£459

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Wed 29/10

06:05-07:05

1 stop19h 00m

London Heathrow

Wed 5/11

11:05-22:36

1 stop18h 31m

£464

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Tue 28/10

13:35-07:05

1 stop12h 30m

London Heathrow

Tue 4/11

12:30-22:56

1 stop16h 26m

£464

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Tue 7/10

13:35-13:30

2 stops17h 55m

London Heathrow

Fri 17/10

20:25-12:55

2 stops22h 30m

£467

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Wed 1/10

14:32-13:50

2 stops17h 18m

London Heathrow

Wed 8/10

09:00-22:56

2 stops19h 56m

£482

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 17 results

Best time to book a flight from South Dakota to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from South Dakota 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 South Dakota to London Heathrow Airport

What is the cheapest month to book a flight from South Dakota to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from South Dakota to London Heathrow Airport (average of £112). Flying from South Dakota to London Heathrow Airport in August is currently the most expensive (average of £164). 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.

How much does it cost for a return flight from South Dakota to London Heathrow Airport?

Related info for your journey

How long is the flight from South Dakota to London Heathrow Airport?
Airlines like Delta and KLM fly from South Dakota to London Heathrow Airport in about 12h 30m. The time it takes to get you to your destination can typically vary by up to . The distance from South Dakota to London Heathrow Airport is about 4189 mi.
What are the cheapest airlines to fly from South Dakota to London Heathrow Airport one-way?
To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at £330. United Airlines flights start at £338 while deals on Lufthansa start at £2,980 one-way.
Can I find deals for flights from South Dakota to Heathrow that include hotel bookings?
Yes. In addition to deals on South Dakota to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from South Dakota to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from South Dakota to Heathrow.
Can I find deals for business class flights from South Dakota to Heathrow?
Yes. Cheapflights offers flight deals from South Dakota to Heathrow 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 South Dakota to London Heathrow Airport?
Currently, January is the cheapest month in which you can book a flight from South Dakota to London Heathrow Airport (average of £112). Flying from South Dakota to London Heathrow Airport in August is currently the most expensive (average of £164). 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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Deal

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Hayes

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Brentford

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Top airline flying from South Dakota to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest£557	Average£704	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

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

Cheapflights helps you search for flights from South Dakota to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from South Dakota to Heathrow?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from South Dakota.

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

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

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Cheap flights from South Dakota to London Heathrow Airport from £330

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 23/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from South Dakota to Heathrow

Keep the following information in mind while searching for South Dakota to Heathrow flight deals. Data was last updated 16 September 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from South Dakota to Heathrow

Cheapest flights from South Dakota to HeathrowExplore the most affordable flight options available from South Dakota to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Explore the most affordable flight options available from South Dakota to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Cheapflights Fare Finder

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

Best time to book a flight from South Dakota to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from South Dakota with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from South Dakota to London Heathrow Airport

What is the cheapest month to book a flight from South Dakota to London Heathrow Airport?

How much does it cost for a return flight from South Dakota to London Heathrow Airport?

Related info for your journey

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

What are the cheapest airlines to fly from South Dakota to London Heathrow Airport one-way?

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

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

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

What is the cheapest month to book a flight from South Dakota to London Heathrow Airport?

Travelling to a place near London Heathrow Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for South Dakota to Heathrow

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

Top airline flying from South Dakota to Heathrow

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Why should you use Cheapflights to find cheap flight tickets from South Dakota to Heathrow?

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

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

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Cheapest flights from South Dakota to Heathrow
Explore the most affordable flight options available from South Dakota to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.