London

$202+ 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 7/25. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — LON
jun. 17 — jun. 241
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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 junio 12, 2025.

Round-trip from

$719
(American Airlines)

One-way from

$202
(Mytrip)

Popular in

January

Cheapest in

March

Average price

$1,326
From South Dakota to London (LON)
One-way flight from South Dakota to London (LON)
Highest demand for flights based on searches. 19% potential increase in price ($264 potential increase over avg. RT price).
Cheapest flight prices on average. 8% potential price decrease ($84 potential savings vs. average RT price).
Average for round-trip flights in June 2025

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 junio 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/11. 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.
dom. 10/124:34 pmRAP - LHR
1 stop12h 56mAmerican Airlines
jue. 10/237:40 amLHR - RAP
2 stops19h 42mAmerican Airlines
Deal found 6/11$719
This United Airlines deal was found by Cheapflights users on 6/10. 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.
mar. 10/75:14 pmFSD - LHR
1 stop13h 06mUnited Airlines
vie. 10/179:30 amLHR - FSD
2 stops31h 08mUnited Airlines
Deal found 6/10$728
This United Airlines deal was found by Cheapflights users on 6/11. 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.
sáb. 10/115:50 pmRAP - LHR
2 stops36h 30mUnited Airlines
mar. 10/219:30 amLHR - RAP
2 stops31h 43mUnited Airlines
Deal found 6/11$733
This Expedia deal was found by Cheapflights users on 6/10. 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.
mié. 9/1012:19 pmFSD - LHR
1 stop17h 56mIberia
lun. 9/227:25 pmLHR - FSD
2 stops28h 23mIberia
Deal found 6/10$736
This British Airways deal was found by Cheapflights users on 6/12. 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.
mié. 9/101:03 pmRAP - LHR
1 stop13h 07mMultiple Airlines
jue. 9/1811:10 amLHR - RAP
1 stop13h 32mMultiple Airlines
Deal found 6/12$750
This British Airways deal was found by Cheapflights users on 6/12. 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.
mar. 10/712:30 pmFSD - LHR
1 stop12h 20mMultiple Airlines
vie. 10/171:10 pmLHR - FSD
1 stop16h 49mMultiple Airlines
Deal found 6/12$750
This KLM deal was found by Cheapflights users on 6/10. 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.
dom. 10/1210:40 amRAP - LHR
1 stop19h 30mKLM
jue. 10/2312:25 pmLHR - RAP
1 stop16h 45mKLM
Deal found 6/10$751
This KLM deal was found by Cheapflights users on 6/10. 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.
mar. 10/77:30 pmFSD - LHR
1 stop11h 40mKLM
vie. 10/171:05 pmLHR - FSD
1 stop15h 06mKLM
Deal found 6/10$751
This Delta deal was found by Cheapflights users on 6/10. 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.
mié. 8/611:12 amFSD - LGW
2 stops16h 48mDelta
mié. 8/1312:00 pmLGW - FSD
2 stops17h 06mDelta
Deal found 6/10$754
This Virgin Atlantic deal was found by Cheapflights users on 6/10. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/63:16 pmFSD - LHR
2 stops16h 14mVirgin Atlantic
mié. 8/1312:25 pmLHR - FSD
2 stops17h 19mVirgin Atlantic
Deal found 6/10$796
This Expedia deal was found by Cheapflights users on 6/10. 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.
mié. 9/1012:19 pmFSD - LGW
2 stops25h 41mIberia
lun. 9/228:40 pmLGW - FSD
2 stops27h 08mIberia
Deal found 6/10$914
This Gotogate deal was found by Cheapflights users on 6/12. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/1011:20 amFSD - LCY
2 stops23h 05mLufthansa
lun. 9/228:45 amLCY - FSD
2 stops43h 27mLufthansa
Deal found 6/12$937

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 junio 12, 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

mar. 10/7

5:14 pm-12:20 pm

1 stop13h 06m

London Heathrow

vie. 10/17

9:30 am-10:38 am

2 stops31h 08m

$728

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

mié. 9/10

5:59 pm-12:20 pm

1 stop11h 21m

London Heathrow

jue. 9/18

5:40 pm-4:02 pm

2 stops29h 22m

$734

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

mié. 9/10

12:19 pm-12:15 pm

1 stop17h 56m

London Heathrow

lun. 9/22

7:25 pm-5:48 pm

2 stops28h 23m

$736

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

mié. 9/10

1:03 pm-9:10 am

1 stop13h 07m

London Heathrow

jue. 9/18

11:10 am-5:42 pm

1 stop13h 32m

$750

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

mar. 10/7

12:30 pm-6:50 am

1 stop12h 20m

London Heathrow

vie. 10/17

1:10 pm-11:59 pm

1 stop16h 49m

$750

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

mar. 10/7

7:30 pm-1:10 pm

1 stop11h 40m

London Heathrow

vie. 10/17

1:05 pm-10:11 pm

1 stop15h 06m

$751

Sioux FallsLondon

FSD - LGW

FSDLGW

Sioux Falls Joe Foss Field

mié. 8/6

11:12 am-10:00 am

2 stops16h 48m

London Gatwick

mié. 8/13

12:00 pm-11:06 pm

2 stops17h 06m

$754

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

mié. 8/6

3:16 pm-1:30 pm

2 stops16h 14m

London Heathrow

mié. 8/13

12:25 pm-11:44 pm

2 stops17h 19m

$796

Sioux FallsLondon

FSD - LGW

FSDLGW

Sioux Falls Joe Foss Field

mié. 9/10

12:19 pm-8:00 pm

2 stops25h 41m

London Gatwick

lun. 9/22

8:40 pm-5:48 pm

2 stops27h 08m

$914

Sioux FallsLondon

FSD - LCY

FSDLCY

Sioux Falls Joe Foss Field

mié. 9/10

11:20 am-4:25 pm

2 stops23h 05m

London City

lun. 9/22

8:45 am-10:12 pm

2 stops43h 27m

$937

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 25 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 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 $1,108). 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 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 junio 12, 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 junio 12, 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.
8.0
Very good

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good
8.0
Very good

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 United Airlines ($446), KLM ($458), and Lufthansa ($471).

  • 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?

    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 $1,108). 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
Hayes
Hounslow
Thornton Heath
Luton
Canterbury
Harrow
Dover
Gatwick
Orpington
Watford
Croydon
Folkestone
Borehamwood
Sutton
Aylesbury
Chelmsford
Brentwood
Chichester
Wembley
Arundel

Browse thousands of different options on Cheapflights for your next trip

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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.

Top 3 airlines flying from South Dakota to London

Discover the top 3 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$666Average$887FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$691Average$1,079FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$724Average$1,004FlexibilityNo cancel feeOn-time71%

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