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$424+ Cheap flights from South Dakota to London (LON)

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 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — LON
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheap flight deals from South Dakota to London

Keep the following information in mind while searching for South Dakota to London flight deals. Data was last updated March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$759
(United Airlines)

One-way from

$424
(Kiwi.com)

Popular in

January

Cheapest in

March

Average price

$689
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 London (LON)
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One-way flight from South Dakota to London (LON)
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Highest demand for flights based on searches. 18% potential increase in price ($251 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($81 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from South Dakota to London

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 March 31, 2025.

This United Airlines deal was found by Cheapflights users on 3/31. 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.
Sun 4/2711:14 amFSD - LHR
1 stop13h 06mUnited Airlines
Tue 5/69:30 amLHR - FSD
2 stops31h 09mUnited Airlines
Deal found 3/31$759
This United Airlines deal was found by Cheapflights users on 3/30. 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.
Sat 10/111:00 pmRAP - LHR
2 stops38h 00mUnited Airlines
Tue 10/218:30 amLHR - RAP
2 stops35h 00mUnited Airlines
Deal found 3/30$766
This Delta deal was found by Cheapflights users on 3/31. 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.
Sun 4/2710:52 amFSD - LHR
2 stops14h 23mDelta
Tue 5/611:45 amLHR - FSD
2 stops17h 12mDelta
Deal found 3/31$772
This KLM deal was found by Cheapflights users on 3/31. 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.
Sun 4/2712:25 pmFSD - LHR
1 stop18h 45mKLM
Tue 5/61:05 pmLHR - FSD
1 stop16h 11mKLM
Deal found 3/31$782
This United Airlines deal was found by Cheapflights users on 3/30. 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.
Tue 4/2911:14 amFSD - LCY
2 stops19h 16mMultiple Airlines
Tue 5/67:20 pmLCY - FSD
2 stops28h 39mMultiple Airlines
Deal found 3/30$805
This American Airlines deal was found by Cheapflights users on 3/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1112:30 pmRAP - LHR
2 stops14h 50mAmerican Airlines
Tue 10/218:50 amLHR - RAP
2 stops18h 32mAmerican Airlines
Deal found 3/30$807
This Expedia deal was found by Cheapflights users on 3/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/34:05 pmFSD - LHR
1 stop12h 25mMultiple Airlines
Tue 5/136:10 amLHR - FSD
2 stops22h 33mMultiple Airlines
Deal found 3/30$812
This British Airways deal was found by Cheapflights users on 3/31. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/812:47 pmRAP - LHR
1 stop13h 23mMultiple Airlines
Mon 8/1811:05 amLHR - RAP
1 stop13h 22mMultiple Airlines
Deal found 3/31$938
This Delta deal was found by Cheapflights users on 3/31. 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 5/2610:56 amFSD - LGW
2 stops17h 04mDelta
Thu 6/1212:00 pmLGW - FSD
2 stops17h 45mDelta
Deal found 3/31$1,037
This Delta deal was found by Cheapflights users on 3/30. 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.
Fri 4/46:00 amRAP - LHR
2 stops24h 30mDelta
Sat 4/1211:45 amLHR - RAP
2 stops17h 44mDelta
Deal found 3/30$1,062
This American Airlines deal was found by Cheapflights users on 3/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/55:56 pmFSD - LHR
1 stop10h 34mAmerican Airlines
Thu 6/121:10 pmLHR - FSD
1 stop16h 48mAmerican Airlines
Deal found 3/31$1,068
This Ovago deal was found by Cheapflights users on 3/31. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/266:35 pmFSD - LCY
2 stops15h 50mLufthansa
Thu 6/127:10 pmLCY - FSD
2 stops32h 42mLufthansa
Deal found 3/31$1,148

Cheapflights Fare Finder

Customize your flight search to find flights from South Dakota to London 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 March 31, 2025.
Use the filters below to find and compare flights from South Dakota to London that are best for you.

Fly from

South Dakota

Fly to

London

Route

Depart

Return

Price

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Sun 4/27

11:14 am-6:20 am

1 stop13h 06m

London Heathrow

Tue 5/6

9:30 am-10:39 am

2 stops31h 09m

$759

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Sun 4/27

10:52 am-7:15 am

2 stops14h 23m

London Heathrow

Tue 5/6

11:45 am-10:57 pm

2 stops17h 12m

$772

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Sun 4/27

12:25 pm-1:10 pm

1 stop18h 45m

London Heathrow

Tue 5/6

1:05 pm-11:16 pm

1 stop16h 11m

$782

Sioux FallsLondon

FSD - LCY

FSDLCY

Sioux Falls Joe Foss Field

Tue 4/29

11:14 am-12:30 pm

2 stops19h 16m

London City

Tue 5/6

7:20 pm-5:59 pm

2 stops28h 39m

$805

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Fri 9/19

7:05 am-9:40 am

1 stop19h 35m

London Heathrow

Fri 9/26

2:05 pm-12:30 pm

2 stops29h 25m

$809

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Sat 5/3

4:05 pm-10:30 am

1 stop12h 25m

London Heathrow

Tue 5/13

6:10 am-10:43 pm

2 stops22h 33m

$812

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Sat 5/17

11:49 am-6:50 am

1 stop12h 01m

London Heathrow

Wed 5/28

8:20 am-8:53 pm

1 stop19h 33m

$934

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Fri 8/8

12:47 pm-9:10 am

1 stop13h 23m

London Heathrow

Mon 8/18

11:05 am-5:27 pm

1 stop13h 22m

$938

Sioux FallsLondon

FSD - LGW

FSDLGW

Sioux Falls Joe Foss Field

Mon 5/26

10:56 am-10:00 am

2 stops17h 04m

London Gatwick

Thu 6/12

12:00 pm-11:45 pm

2 stops17h 45m

$1,037

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Thu 6/5

5:56 pm-10:30 am

1 stop10h 34m

London Heathrow

Thu 6/12

1:10 pm-11:58 pm

1 stop16h 48m

$1,068

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 32 results
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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.
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 London

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

Find hourly flight availability from South Dakota to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from South Dakota to London as you normally would.

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated March 31, 2025.
See what other customers who have flown with Delta, KLM and United Airlines from South Dakota to London 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.
Delta
8.0
Very good
7,899 reviews

Boarding

8.2

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Boarding

8.2

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very good
7,899 reviews

Boarding

8.2

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,614 reviews
Delta
8.0
Very good
7,899 reviews

Boarding

8.2

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,899 reviews

Boarding

8.2

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Iberia
7.0
Good
2,653 reviews
Delta
8.0
Very good
7,899 reviews

Boarding

8.2

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from South Dakota to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    The cheapest airlines for a one-way flight from South Dakota to London are American Airlines ($451), Iberia ($466), and United Airlines ($576).

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

    Most travelers choose Sioux Falls Joe Foss Field - London Heathrow, Rapid City - London Heathrow or Sioux Falls Joe Foss Field - London City when deciding on the best 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 vacation 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, November is the cheapest month in which you can book a flight from South Dakota to London (average of $661). Flying from South Dakota to London in June is currently the most expensive (average of $1,110). 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

Traveling to a place near South Dakota?

Book flights to South Dakota if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Luton
Wembley
Harrow
Horley
Canterbury
Dover
Gatwick
Orpington
Watford
Milton Keynes
Croydon
Borehamwood
Folkestone
Ilford
Aylesbury
Chelmsford
Sutton

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Alternative routes for South Dakota to London

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 London

Discover the top 2 airlines that operate flights from South Dakota to London. 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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$613Average$1,162FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$684Average$834FlexibilityNo cancel feeOn-time71%
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