How long is the flight from South Dakota to London?

A quick flight from South Dakota to London can take about 14h 51m. United Airlines provides one of the quickest options available for as low as £803. There are 4385 mi between South Dakota and London. Both multi-stop and direct flights can be found to your destination and back.

In terms of precipitation, rainfall in London 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 when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London, 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 are the most popular routes from South Dakota to London?

While some choose either Sioux Falls Joe Foss Field - London City or Sioux Falls Joe Foss Field - London Gatwick, Sioux Falls Joe Foss Field - London Heathrow is the most popular route from South Dakota to London.

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

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

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

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

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

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

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

£414+ Cheap Flights from South Dakota to London

Cheap flight deals from South Dakota to London

Enter your travel dates to find the best prices.

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Best

Last-minute

One-way

Cheapest flights from South Dakota to London
Explore the most affordable flight options available from South Dakota to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 October 2026.

Wed 18/1115:27 -

1 stop12h 58m

Wed 25/1107:35 -

2 stops17h 31m

Deal found 10/10£686

Wed 18/1111:14 -

2 stops15h 56m

Wed 25/1109:00 -

2 stops18h 37m

Deal found 10/10£690

Wed 18/1115:27 -

1 stop11h 08m

Wed 25/1108:20 -

1 stop18h 33m

Deal found 10/10£710

Sun 15/1115:26 -

1 stop12h 59m

Sun 22/1107:30 -

2 stops17h 36m

Deal found 10/10£724

Sun 8/1118:40 -

1 stop11h 20m

Sun 15/1106:50 -

2 stops20h 56m

Deal found 10/10£726

Fri 6/1118:40 -

1 stop11h 20m

Fri 13/1106:35 -

2 stops17h 19m

Deal found 8/10£727

Sun 15/1109:32 -

2 stops15h 38m

Sun 22/1106:50 -

2 stops17h 04m

Deal found 10/10£728

Fri 6/1111:00 -

2 stops17h 30m

Fri 13/1106:30 -

2 stops18h 36m

Deal found 8/10£730

Sun 8/1115:26 -

1 stop11h 09m

Sun 15/1110:45 -

2 stops43h 44m

Deal found 10/10£732

Sun 8/1113:00 -

2 stops15h 30m

Sun 15/1106:20 -

2 stops18h 46m

Deal found 10/10£734

Sun 8/1112:14 -

1 stop16h 11m

Sun 15/1111:00 -

1 stop19h 29m

Deal found 10/10£748

Sun 1/1116:00 -

1 stop34h 40m

Sun 8/1106:50 -

2 stops34h 41m

Deal found 8/10£774

Best flights from South Dakota to London
Discover carefully curated flight deals from South Dakota to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 October 2026.

Wed 18/1111:14 -

2 stops15h 56m

Wed 25/1109:00 -

2 stops18h 37m

Deal found 10/10£690

Wed 31/318:20 -

2 stops17h 20m

Sat 10/409:00 -

2 stops18h 43m

Deal found 7/10£704

Fri 5/205:25 -

1 stop20h 25m

Wed 10/206:30 -

2 stops15h 20m

Deal found 10/10£706

Fri 6/1111:00 -

2 stops17h 30m

Fri 13/1106:30 -

2 stops18h 36m

Deal found 8/10£730

Wed 31/316:09 -

1 stop14h 56m

Sat 10/411:55 -

1 stop16h 17m

Deal found 7/10£734

Thu 19/1113:19 -

2 stops14h 51m

Thu 26/1119:10 -

2 stops24h 39m

Deal found 7/10£803

Wed 31/307:40 -

1 stop18h 50m

Sat 10/406:50 -

2 stops20h 53m

Deal found 6/10£709

Wed 31/310:58 -

1 stop20h 07m

Sat 10/411:55 -

1 stop16h 17m

Deal found 7/10£734

Fri 6/1118:40 -

1 stop11h 20m

Fri 13/1106:35 -

2 stops17h 19m

Deal found 8/10£727

Sun 4/416:09 -

1 stop14h 56m

Sun 11/412:25 -

1 stop14h 48m

Deal found 10/10£734

Fri 5/215:11 -

1 stop10h 44m

Fri 12/207:40 -

1 stop13h 03m

Deal found 10/10£730

Sat 7/1111:00 -

1 stop14h 05m

Sat 14/1106:30 -

2 stops19h 26m

Deal found 7/10£764

Thu 11/213:45 -

1 stop13h 55m

Tue 16/211:35 -

1 stop14h 48m

Deal found 10/10£730

Sun 1/1116:00 -

1 stop34h 40m

Sun 8/1106:50 -

2 stops34h 41m

Deal found 8/10£774

Thu 19/1106:45 -

1 stop17h 20m

Thu 26/1109:50 -

1 stop13h 04m

Deal found 7/10£862

Mon 9/1107:00 -

1 stop19h 40m

Wed 11/1109:30 -

2 stops20h 00m

Deal found 7/10£897

Sun 1/1116:38 -

3 stops33h 42m

Sun 8/1106:40 -

3 stops22h 50m

Deal found 8/10£3,102

Find flight deals from South Dakota to London

Round-trip from	£595
One-way from	£414
Popular in	July
Cheapest in	November
Average price	£623

Lufthansa
6/2-9/2
4 total stops
80h 15m total
South Dakota to London

Search Deals

United Airlines
30/11-31/12
1 total stop
21h 45m total
South Dakota to London

Search Deals

Highest demand for flights based on searches. 22% potential increase in price (£176 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease (£33 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 South Dakota to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Sioux FallsLondon

FSD Sioux Falls Joe Foss Field - LHR London Heathrow

FSDLHR

Sioux Falls Joe Foss Field

Mon 30/11

05:55-09:40

1 stop21h 45m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£414

Sioux FallsLondon

FSD Sioux Falls Joe Foss Field - LHR London Heathrow

FSDLHR

Sioux Falls Joe Foss Field

Fri 20/11

11:00-09:55

2 stops16h 55m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£466

Sioux FallsLondon

FSD Sioux Falls Joe Foss Field - LHR London Heathrow

FSDLHR

Sioux Falls Joe Foss Field

Wed 18/11

11:14-09:10

2 stops15h 56m

London Heathrow

Wed 25/11

09:00-21:37

2 stops18h 37m

£690

Sioux FallsLondon

FSD Sioux Falls Joe Foss Field - LHR London Heathrow

FSDLHR

Sioux Falls Joe Foss Field

Wed 31/3

18:20-17:40

2 stops17h 20m

London Heathrow

Sat 10/4

09:00-21:43

2 stops18h 43m

£704

Sioux FallsLondon

FSD Sioux Falls Joe Foss Field - LHR London Heathrow

FSDLHR

Sioux Falls Joe Foss Field

Fri 5/2

05:25-07:50

1 stop20h 25m

London Heathrow

Wed 10/2

06:30-15:50

2 stops15h 20m

£706

Sioux FallsLondon

FSD Sioux Falls Joe Foss Field - LHR London Heathrow

FSDLHR

Sioux Falls Joe Foss Field

Wed 31/3

07:40-08:30

1 stop18h 50m

London Heathrow

Sat 10/4

06:50-21:43

2 stops20h 53m

£709

Sioux FallsLondon

FSD Sioux Falls Joe Foss Field - LHR London Heathrow

FSDLHR

Sioux Falls Joe Foss Field

Fri 6/11

18:40-12:00

1 stop11h 20m

London Heathrow

Fri 13/11

06:35-17:54

2 stops17h 19m

£727

Sioux FallsLondon

FSD Sioux Falls Joe Foss Field - LHR London Heathrow

FSDLHR

Sioux Falls Joe Foss Field

Fri 6/11

11:00-10:30

2 stops17h 30m

London Heathrow

Fri 13/11

06:30-19:06

2 stops18h 36m

£730

Sioux FallsLondon

FSD Sioux Falls Joe Foss Field - LHR London Heathrow

FSDLHR

Sioux Falls Joe Foss Field

Fri 5/2

15:11-07:55

1 stop10h 44m

London Heathrow

Fri 12/2

07:40-14:43

1 stop13h 03m

£730

Sioux FallsLondon

FSD Sioux Falls Joe Foss Field - LHR London Heathrow

FSDLHR

Sioux Falls Joe Foss Field

Thu 11/2

13:45-09:40

1 stop13h 55m

London Heathrow

Tue 16/2

11:35-20:23

1 stop14h 48m

£730

Flights are sorted by cheapest return flights first.

Deals found on 6/10

Showing 1-10 of 23 resultsSorted by cheapest first

Best time to book a flight from South Dakota to London

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

FSD-LHR

RAP-LHR

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

USSD-LON

FSD-LHR

RAP-LHR

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

Currently, March is the cheapest month in which you can book a flight from South Dakota to London (average of £551). Flying from South Dakota to London in June is currently the most expensive (average of £899). 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

How long is the flight from South Dakota to London?
A quick flight from South Dakota to London can take about 14h 51m. United Airlines provides one of the quickest options available for as low as £803. There are 4385 mi between South Dakota and London. Both multi-stop and direct flights can be found to your destination and back.
What are the most popular routes from South Dakota to London?
While some choose either Sioux Falls Joe Foss Field - London City or Sioux Falls Joe Foss Field - London Gatwick, Sioux Falls Joe Foss Field - London Heathrow is the most popular route from South Dakota to London.
Can I find deals for flights from South Dakota to London that include hotel bookings?
Yes. In addition to deals on South Dakota to London flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from South Dakota to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from South Dakota to London.
Can I find deals for business class flights from South Dakota to London?
Yes. Cheapflights offers flight deals from South Dakota to London 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?
Currently, March is the cheapest month in which you can book a flight from South Dakota to London (average of £551). Flying from South Dakota to London in June is currently the most expensive (average of £899). 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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Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from South Dakota to London. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

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Users can book flights with no change fees policies with our dedicated filters. Book flights from South Dakota to London flexibly with Cheapflights today.

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Cheap flights from South Dakota to London from £414

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from South Dakota to London

Cheapest flights from South Dakota to LondonExplore the most affordable flight options available from South Dakota to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 October 2026.

Explore the most affordable flight options available from South Dakota to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 October 2026.

Best flights from South Dakota to LondonDiscover carefully curated flight deals from South Dakota to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 October 2026.

Discover carefully curated flight deals from South Dakota to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 October 2026.

Last-minute flights from South Dakota to LondonDiscover last-minute flight deals from South Dakota to London. Data last updated 11 October 2026 and is based on user searches.

Discover last-minute flight deals from South Dakota to London. Data last updated 11 October 2026 and is based on user searches.

One-way flights from South Dakota to LondonSearch for one-way flight options from South Dakota to London. Find affordable one-way fares based on user searches. Data last updated 11 October 2026.

Search for one-way flight options from South Dakota to London. Find affordable one-way fares based on user searches. Data last updated 11 October 2026.

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Best time to book a flight from South Dakota to London

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

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

Related info for your journey

How long is the flight from South Dakota to London?

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

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

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

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

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

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Other flights to London

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Cheapest flights from South Dakota to London
Explore the most affordable flight options available from South Dakota to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 October 2026.

Best flights from South Dakota to London
Discover carefully curated flight deals from South Dakota to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 October 2026.

Last-minute flights from South Dakota to London
Discover last-minute flight deals from South Dakota to London. Data last updated 11 October 2026 and is based on user searches.

One-way flights from South Dakota to London
Search for one-way flight options from South Dakota to London. Find affordable one-way fares based on user searches. Data last updated 11 October 2026.