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$479+ Cheap flights from Sioux Falls (FSD) 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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — LON
ene. 26 — feb. 21
dom. 1/26
dom. 2/2
1 adult, Economy
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Cheap flight deals from Sioux Falls to London

Discover tips and strategies to find the most affordable flight options for your journey from Sioux Falls (FSD) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$717
(United Airlines)

One-way from

$479
(United Airlines)

Popular in

January

Cheapest in

March

Average price

$1,999
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 Sioux Falls Joe Foss Field to London (LON)
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One-way flight from Sioux Falls Joe Foss Field to London (LON)
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Highest demand for flights based on searches. 20% potential increase in price ($284 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($84 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Find flight deals from Sioux Falls to London

Cheapest flights from Sioux Falls to London
Explore the most affordable flight options available from Sioux Falls to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 21, 2025.

This United Airlines deal was found by Cheapflights users on 1/19. 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. 3/183:13 pmFSD - LHR
1 stop11h 42mUnited Airlines
mié. 3/263:00 pmLHR - FSD
2 stops34h 15mUnited Airlines
Deal found 1/19$717
This KLM deal was found by Cheapflights users on 1/21. 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.
mié. 2/121:18 pmFSD - LHR
1 stop11h 47mKLM
mié. 2/199:10 amLHR - FSD
1 stop12h 31mKLM
Deal found 1/21$739
This American Airlines deal was found by Cheapflights users on 1/20. 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.
mié. 2/1212:17 pmFSD - LHR
1 stop15h 43mAmerican Airlines
mié. 2/198:20 amLHR - FSD
1 stop19h 26mAmerican Airlines
Deal found 1/20$740
This British Airways deal was found by Cheapflights users on 1/20. 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.
vie. 9/196:00 pmFSD - LHR
1 stop10h 55mMultiple Airlines
mar. 9/3011:05 amLHR - FSD
1 stop17h 14mMultiple Airlines
Deal found 1/20$792
This Delta deal was found by Cheapflights users on 1/20. 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.
jue. 3/65:05 amFSD - LHR
2 stops19h 20mDelta
dom. 3/98:40 amLHR - FSD
2 stops14h 26mDelta
Deal found 1/20$831
This Virgin Atlantic deal was found by Cheapflights users on 1/21. 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.
jue. 5/154:09 pmFSD - LHR
2 stops21h 51mVirgin Atlantic
jue. 5/229:20 amLHR - FSD
1 stop18h 53mVirgin Atlantic
Deal found 1/21$852
This KLM deal was found by Cheapflights users on 1/20. 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.
mié. 3/51:18 pmFSD - LCY
2 stops12h 52mKLM
mié. 3/128:40 amLCY - FSD
2 stops14h 26mKLM
Deal found 1/20$969
This Delta deal was found by Cheapflights users on 1/21. 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.
jue. 9/254:09 pmFSD - LCY
2 stops18h 31mDelta
mié. 10/88:40 amLCY - FSD
2 stops16h 26mDelta
Deal found 1/21$983
This Travelocity deal was found by Cheapflights users on 1/20. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 4/54:03 pmFSD - LGW
2 stops36h 07mIberia
sáb. 4/128:40 pmLGW - FSD
2 stops31h 57mIberia
Deal found 1/20$1,117
This Delta deal was found by Cheapflights users on 1/21. 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.
jue. 6/510:58 amFSD - LGW
2 stops17h 02mDelta
jue. 6/1212:00 pmLGW - FSD
2 stops16h 47mDelta
Deal found 1/21$1,173
This Kiwi.com deal was found by Cheapflights users on 1/20. 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.
jue. 3/610:04 amFSD - LGW
1 stop17h 56mMultiple Airlines
dom. 3/912:00 pmLGW - FSD
1 stop38h 05mMultiple Airlines
Deal found 1/20$1,403
This Lufthansa deal was found by Cheapflights users on 1/21. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 6/76:20 pmFSD - LHR
2 stops21h 50mLufthansa
vie. 6/134:30 pmLHR - FSD
2 stops34h 38mLufthansa
Deal found 1/21$1,451

Find flights from Sioux Falls to London within your budget

Customize your flight search to find flights from Sioux Falls 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 enero 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

mar. 3/18

3:13 pm-7:55 am

1 stop11h 42m

London Heathrow

mié. 3/26

3:00 pm-8:15 pm

2 stops34h 15m

$717

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

mié. 2/12

1:18 pm-7:05 am

1 stop11h 47m

London Heathrow

mié. 2/19

9:10 am-3:41 pm

1 stop12h 31m

$739

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

mié. 2/12

12:17 pm-10:00 am

1 stop15h 43m

London Heathrow

mié. 2/19

8:20 am-9:46 pm

1 stop19h 26m

$740

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

jue. 3/6

5:05 am-6:25 am

2 stops19h 20m

London Heathrow

dom. 3/9

8:40 am-6:06 pm

2 stops14h 26m

$831

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

jue. 5/15

4:09 pm-8:00 pm

2 stops21h 51m

London Heathrow

jue. 5/22

9:20 am-10:13 pm

1 stop18h 53m

$852

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

jue. 5/15

12:47 pm-9:05 am

1 stop14h 18m

London Heathrow

dom. 6/1

11:05 am-10:03 pm

1 stop16h 58m

$954

Sioux FallsLondon

FSD - LCY

FSDLCY

Sioux Falls Joe Foss Field

mié. 3/5

1:18 pm-8:10 am

2 stops12h 52m

London City

mié. 3/12

8:40 am-6:06 pm

2 stops14h 26m

$969

Sioux FallsLondon

FSD - LGW

FSDLGW

Sioux Falls Joe Foss Field

sáb. 4/5

4:03 pm-10:10 am

2 stops36h 07m

London Gatwick

sáb. 4/12

8:40 pm-10:37 pm

2 stops31h 57m

$1,117

Sioux FallsLondon

FSD - LGW

FSDLGW

Sioux Falls Joe Foss Field

jue. 6/5

10:58 am-10:00 am

2 stops17h 02m

London Gatwick

jue. 6/12

12:00 pm-10:47 pm

2 stops16h 47m

$1,173

Sioux FallsLondon

FSD - LGW

FSDLGW

Sioux Falls Joe Foss Field

jue. 3/6

10:04 am-10:00 am

1 stop17h 56m

London Gatwick

dom. 3/9

12:00 pm-9:05 pm

1 stop38h 05m

$1,403

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 18 results
1
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Compare providers for flights from Sioux Falls to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sioux Falls to London in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Sioux Falls-London flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sioux Falls-London flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sioux Falls-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sioux Falls-London flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sioux Falls-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sioux Falls to London

Have a flexible travel schedule? Discover the best time to fly to London from Sioux Falls 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.

Travel insights for flights from Sioux Falls to London

Get recent, data-driven insights about flights from Sioux Falls to London including ideal travel times, pricing trends, and more.

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

Find hourly flight availability from Sioux Falls 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 enero 21, 2025.

One of the essential ways to save on airfare from Sioux Falls to London is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 19% on airfare.

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 enero 21, 2025.
Read reviews from past customers who have flown KLM and Lufthansa from Sioux Falls to London. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

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

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

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

KLM
7.8
Good
1,341 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

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

Virgin Atlantic
7.5
Good
665 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

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

United Airlines
7.4
Good
8,984 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

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
8,521 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

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 Sioux Falls to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Sioux Falls to London?

    For a flight from Sioux Falls to London, you will be flying from Joe Foss Field. Sioux Falls Joe Foss Field (FSD) is just 2.6 mi from the center of the city. Joe Foss Field is the only Sioux Falls airport and it handles 0 outbound flights to London per day. 2 airlines have flights to London from Sioux Falls Joe Foss Field on a regular basis.

  • What are the cheapest airlines flying from Sioux Falls to London round-trip?

    Our cheapest airline available from Sioux Falls to London is United Airlines. Our recent data shows that you can find tickets from as low as $717 on this airline. Additional options worth looking into are KLM and American Airlines, starting at $739 and $740 round-trip. United Airlines is currently priced 33% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Sioux Falls to London one-way?

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $479. Users have also found prices from $502 and $571 on Iberia and Delta, respectively.

  • What are the most popular routes from Sioux Falls to London?

    Most travelers choose Sioux Falls Joe Foss Field - London Heathrow, Sioux Falls Joe Foss Field - London City or Sioux Falls Joe Foss Field - London Gatwick when deciding on the best route from Sioux Falls to London.

  • Can I find deals for flights from Sioux Falls to London that include hotel bookings?

    Yes. In addition to deals on Sioux Falls to London flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sioux Falls to London?

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

  • Can I find deals for business class flights from Sioux Falls to London?

    Yes. Cheapflights offers flight deals from Sioux Falls 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 Sioux Falls to London?

    Currently, November is the cheapest month in which you can book a flight from Sioux Falls to London (average of $661). Flying from Sioux Falls to London in June is currently the most expensive (average of $1,137). 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 Sioux Falls?

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

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Top 2 airlines flying from Sioux Falls to London

Discover the top 2 airlines that operate flights from Sioux Falls 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 enero 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$602Average$813FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$767Average$1,050FlexibilityNo cancel feeOn-time69%
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