London

$734+ 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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — LON
Apr 30 — May 71
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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 April 25, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$764
(United Airlines)

One-way from

$734
(Thrive Travel)

Popular in

January

Cheapest in

March

Average price

$996
Provider with most accurate pricing for Sioux Falls Joe Foss Field-London (LON) flight deals.
Provider most trusted by Cheapflights users for Sioux Falls Joe Foss Field-London (LON) flights.
From South Dakota to London (LON)
One-way flight from South Dakota to London (LON)
Highest demand for flights based on searches. 20% potential increase in price ($270 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 April 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 April 25, 2025.

This United Airlines deal was found by Cheapflights users on 4/25. 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 10/1111:18 amRAP - LHR
2 stops36h 12mUnited Airlines
Tue 10/212:05 pmLHR - RAP
2 stops33h 57mUnited Airlines
Deal found 4/25$764
This United Airlines deal was found by Cheapflights users on 4/25. 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 10/711:19 amFSD - LHR
1 stop13h 01mUnited Airlines
Fri 10/172:05 pmLHR - FSD
2 stops33h 22mUnited Airlines
Deal found 4/25$764
This KLM deal was found by Cheapflights users on 4/25. 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 10/1210:40 amRAP - LHR
1 stop19h 30mKLM
Thu 10/2312:25 pmLHR - RAP
1 stop16h 45mKLM
Deal found 4/25$787
This KLM deal was found by Cheapflights users on 4/25. 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.
Tue 10/71:20 pmFSD - LHR
1 stop17h 50mKLM
Fri 10/179:20 amLHR - FSD
1 stop18h 51mKLM
Deal found 4/25$787
This Delta deal was found by Cheapflights users on 4/25. 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 5/194:25 pmRAP - LHR
1 stop13h 45mDelta
Wed 5/286:30 amLHR - RAP
2 stops23h 04mDelta
Deal found 4/25$906
This KLM deal was found by Cheapflights users on 4/25. 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.
Sat 10/112:20 pmRAP - LCY
2 stops15h 55mKLM
Tue 10/2110:00 amLCY - RAP
2 stops19h 10mKLM
Deal found 4/25$947
This Delta deal was found by Cheapflights users on 4/25. 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 44mDelta
Deal found 4/25$1,042
This Delta deal was found by Cheapflights users on 4/25. 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 5/265:27 amFSD - LHR
2 stops18h 58mDelta
Thu 6/1211:45 amLHR - FSD
2 stops17h 59mDelta
Deal found 4/25$1,070
This Gurufare deal was found by Cheapflights users on 4/25. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/166:26 pmFSD - LHR
1 stop11h 19mLufthansa
Mon 7/218:25 pmLHR - FSD
2 stops31h 35mLufthansa
Deal found 4/25$1,098
This Delta deal was found by Cheapflights users on 4/25. 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.
Wed 5/214:25 pmRAP - LCY
2 stops17h 15mDelta
Wed 5/289:20 amLCY - RAP
2 stops20h 14mDelta
Deal found 4/25$1,098
This oojo deal was found by Cheapflights users on 4/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1212:30 pmFSD - LGW
2 stops25h 30mIberia
Fri 9/198:40 pmLGW - FSD
2 stops33h 19mIberia
Deal found 4/24$1,113
This Air France deal was found by Cheapflights users on 4/25. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2210:46 amRAP - LHR
1 stop19h 24mMultiple Airlines
Wed 5/286:30 amLHR - RAP
2 stops16h 15mMultiple Airlines
Deal found 4/25$1,155

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 April 25, 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

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Sat 10/11

11:18 am-6:30 am

2 stops36h 12m

London Heathrow

Tue 10/21

2:05 pm-5:02 pm

2 stops33h 57m

$764

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Tue 10/7

11:19 am-6:20 am

1 stop13h 01m

London Heathrow

Fri 10/17

2:05 pm-5:27 pm

2 stops33h 22m

$764

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Sun 10/12

10:40 am-1:10 pm

1 stop19h 30m

London Heathrow

Thu 10/23

12:25 pm-10:10 pm

1 stop16h 45m

$787

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Tue 10/7

1:20 pm-1:10 pm

1 stop17h 50m

London Heathrow

Fri 10/17

9:20 am-10:11 pm

1 stop18h 51m

$787

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Mon 5/19

4:25 pm-1:10 pm

1 stop13h 45m

London Heathrow

Wed 5/28

6:30 am-10:34 pm

2 stops23h 04m

$906

Rapid CityLondon

RAP - LCY

RAPLCY

Rapid City

Sat 10/11

2:20 pm-1:15 pm

2 stops15h 55m

London City

Tue 10/21

10:00 am-10:10 pm

2 stops19h 10m

$947

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-11:44 pm

2 stops17h 44m

$1,042

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Mon 5/26

5:27 am-6:25 am

2 stops18h 58m

London Heathrow

Thu 6/12

11:45 am-11:44 pm

2 stops17h 59m

$1,070

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Wed 7/16

6:26 pm-11:45 am

1 stop11h 19m

London Heathrow

Mon 7/21

8:25 pm-10:00 pm

2 stops31h 35m

$1,098

Rapid CityLondon

RAP - LCY

RAPLCY

Rapid City

Wed 5/21

4:25 pm-4:40 pm

2 stops17h 15m

London City

Wed 5/28

9:20 am-10:34 pm

2 stops20h 14m

$1,098

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/25

Showing 1-10 of 26 results
1
2
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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 $1,110). 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.

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 April 25, 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 April 25, 2025.
See what other customers who have flown with Delta, KLM and Air France 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

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

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.
8.0
Very good
8.0
Very good

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

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.
8.0
Very good

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

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.
8.0
Very good

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

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.
8.0
Very good

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

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.
8.0
Very good

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

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 Iberia ($734), Delta ($828), and KLM ($828).

  • 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 $1,110). 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
Hayes
Hounslow
Thornton Heath
Luton
Horley
Canterbury
Harrow
Wembley
Dover
Gatwick
Orpington
Watford
Croydon
Borehamwood
Folkestone
Ilford
Aylesbury
Chelmsford
Sutton
Brentwood

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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 April 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$613Average$1,162FlexibilityNo cancel feeOn-time69%
DeltaCheapest$666Average$887FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$684Average$870FlexibilityNo cancel feeOn-time71%

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