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$362+ Cheap flights from South Dakota to the United Kingdom

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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — LHR
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from South Dakota to United Kingdom

Keep the following information in mind while searching for South Dakota to United Kingdom flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$601
(Delta)

One-way from

$362
(Kiwi.com)

Popular in

January

Cheapest in

May

Average price

$1,015
Provider with most accurate pricing for Sioux Falls Joe Foss Field-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Sioux Falls Joe Foss Field-London (LON) flights.
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From South Dakota to United Kingdom
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One-way flight from South Dakota to United Kingdom
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Highest demand for flights based on searches. 18% potential increase in price ($255 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($90 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from South Dakota to United Kingdom

Cheapest flights from South Dakota to United Kingdom
Explore the most affordable flight options available from South Dakota to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Delta deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/15:05 amFSD - LHR
1 stop19h 20mDelta
Sun 12/78:55 amLHR - FSD
2 stops20h 19mDelta
Deal found 10/30$601
This KLM deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/11:30 pmFSD - LHR
1 stop11h 35mKLM
Sun 12/712:30 pmLHR - FSD
1 stop16h 44mKLM
Deal found 10/30$624
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/16:23 pmFSD - LHR
2 stops30h 47mUnited Airlines
Sun 12/78:30 amLHR - FSD
2 stops19h 21mUnited Airlines
Deal found 10/30$630
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/286:23 pmFSD - LHR
1 stop10h 52mUnited Airlines
Fri 12/56:50 amLHR - FSD
2 stops16h 43mUnited Airlines
Deal found 10/29$636
This KLM deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/61:35 pmFSD - LHR
1 stop11h 30mMultiple Airlines
Thu 11/206:20 amLHR - FSD
2 stops15h 19mMultiple Airlines
Deal found 10/27$642
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/610:56 amFSD - LHR
2 stops18h 44mDelta
Thu 11/206:20 amLHR - FSD
2 stops15h 19mDelta
Deal found 10/27$646
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/119:00 amFSD - LHR
1 stop18h 40mUnited Airlines
Fri 3/66:30 amLHR - FSD
2 stops21h 19mUnited Airlines
Deal found 10/29$647
This KLM deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/61:35 pmFSD - LHR
1 stop11h 30mKLM
Thu 11/2011:05 amLHR - FSD
1 stop14h 30mKLM
Deal found 10/27$649
This Netflights deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/285:20 amFSD - LHR
1 stop20h 30mVirgin Atlantic
Fri 12/512:30 pmLHR - FSD
1 stop16h 44mVirgin Atlantic
Deal found 10/29$660
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/119:00 amFSD - LHR
1 stop18h 40mUnited Airlines
Wed 3/116:50 amLHR - FSD
2 stops19h 59mUnited Airlines
Deal found 10/29$683
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/113:15 pmFSD - LHR
1 stop10h 40mUnited Airlines
Sun 3/87:30 amLHR - FSD
2 stops19h 19mUnited Airlines
Deal found 10/29$696
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/115:55 pmFSD - LGW
1 stop34h 05mMultiple Airlines
Thu 3/52:00 pmLGW - FSD
2 stops33h 47mMultiple Airlines
Deal found 10/29$725

Cheapflights Fare Finder

 
Customize your flight search to find flights from South Dakota to United Kingdom that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from South Dakota to the United Kingdom that are best for you.

Fly from

South Dakota

Fly to

United Kingdom

Route

Depart

Return

Price

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Tue 1/13

10:50 am-7:05 am

1 stop14h 15m

London Heathrow

Tue 3/10

6:20 am-10:58 pm

2 stops21h 38m

$599

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Tue 1/6

10:50 am-10:50 am

2 stops18h 00m

London Heathrow

Tue 3/10

6:20 am-10:58 pm

2 stops21h 38m

$604

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Mon 1/5

5:00 am-6:20 am

2 stops19h 20m

London Heathrow

Tue 3/10

6:20 am-10:58 pm

2 stops21h 38m

$604

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Sat 1/17

4:17 pm-7:05 am

1 stop32h 48m

London Heathrow

Tue 3/10

11:05 am-10:58 pm

1 stop16h 53m

$607

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Mon 12/1

1:30 pm-7:05 am

1 stop11h 35m

London Heathrow

Sun 12/7

12:30 pm-11:14 pm

1 stop16h 44m

$624

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Mon 12/1

6:23 pm-7:10 am

2 stops30h 47m

London Heathrow

Sun 12/7

8:30 am-9:51 pm

2 stops19h 21m

$630

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Fri 11/28

6:23 pm-11:15 am

1 stop10h 52m

London Heathrow

Fri 12/5

6:50 am-5:33 pm

2 stops16h 43m

$636

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Fri 11/28

6:23 pm-11:15 am

1 stop10h 52m

London Heathrow

Fri 12/5

6:50 am-5:33 pm

2 stops16h 43m

$636

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Fri 11/28

5:18 am-6:20 am

2 stops19h 02m

London Heathrow

Fri 12/5

8:55 am-11:14 pm

2 stops20h 19m

$646

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Thu 12/11

11:20 am-6:40 am

2 stops13h 20m

London Heathrow

Fri 3/6

6:30 am-9:49 pm

2 stops21h 19m

$647

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 60 results
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Best time to book a flight from South Dakota to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from South Dakota with our price prediction graph.
Estimated round-trip 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 the United Kingdom

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

Currently, September is the cheapest month in which you can book a flight from South Dakota to United Kingdom (average of $652). Flying from South Dakota to United Kingdom in May is currently the most expensive (average of $1,128). 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.

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

Find hourly flight availability from South Dakota to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

One of the essential ways to save on airfare from South Dakota to United Kingdom is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 69% on airfare.

Related info for your journey

Find useful and relevant information for your journey from South Dakota to United Kingdom. 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 United Kingdom?

    There are many flights that can get you from South Dakota to United Kingdom in 14h 15m. Fly via Delta, Lufthansa, or American Airlines to get the fastest option. Airlines will cover a distance of 4189 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from South Dakota to United Kingdom that include hotel bookings?

    Yes. In addition to deals on South Dakota to United Kingdom flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from South Dakota to United Kingdom?

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

  • Can I find deals for business class flights from South Dakota to United Kingdom?

    Yes. Cheapflights offers flight deals from South Dakota to United Kingdom 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 United Kingdom?

    Currently, September is the cheapest month in which you can book a flight from South Dakota to United Kingdom (average of $652). Flying from South Dakota to United Kingdom in May is currently the most expensive (average of $1,128). 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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Alternative routes for South Dakota to United Kingdom

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from South Dakota to United Kingdom

Discover the top 2 airlines that operate flights from South Dakota to United Kingdom. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$712Average$994FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$750Average$1,024FlexibilityNo cancel feeOn-time71%

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