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Cheap flights from Sioux Falls to London from $224

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sioux Falls to London departing on 4/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Sioux Falls to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:00 am - 6:30 am
FSD
-
LHR
18h 30m
2 stops
United Airlines Logo
9:00 am - 9:49 pm
LHR
-
FSD
18h 49m
2 stops
$533United Airlines
Tue, Apr 28 - Wed, Apr 29
United Airlines Logo
7:39 am - 10:15 am
FSD
-
LHR
20h 36m
2 stops
United Airlines Logo
2:10 pm - 9:49 pm
LHR
-
FSD
13h 39m
1 stop
$549United Airlines
Tue, Apr 28 - Wed, Apr 29
Iberia Logo
12:14 pm - 8:15 am
FSD
-
LHR
14h 01m
1 stop
Iberia Logo
6:05 am - 10:55 pm
LHR
-
FSD
21h 50m
2 stops
$580Iberia
Tue, Mar 3 - Tue, Mar 10
Iberia Logo
2:08 pm - 1:30 pm
FSD
-
LHR
17h 22m
2 stops
Iberia Logo
6:05 am - 10:55 pm
LHR
-
FSD
21h 50m
2 stops
$594Iberia
Tue, Mar 3 - Tue, Mar 10
Multiple Airlines Logo
2:08 pm - 6:55 am
FSD
-
LHR
10h 47m
1 stop
Multiple Airlines Logo
11:00 am - 7:10 pm
LHR
-
FSD
13h 10m
1 stop
$608Multiple Airlines
Tue, Mar 3 - Tue, Mar 10
Delta Logo
10:55 am - 8:45 am
FSD
-
LHR
15h 50m
2 stops
Delta Logo
8:40 am - 7:20 pm
LHR
-
FSD
15h 40m
2 stops
$635Delta
Thu, Mar 5 - Thu, Mar 12
Lufthansa Logo
11:21 am - 5:40 pm
FSD
-
LCY
24h 19m
2 stops
Lufthansa Logo
9:40 am - 11:44 pm
LCY
-
FSD
19h 04m
2 stops
$788Lufthansa
Thu, Mar 5 - Thu, Mar 12
Delta Logo
10:50 am - 9:25 am
FSD
-
LGW
16h 35m
2 stops
Delta Logo
10:25 am - 11:02 pm
LGW
-
FSD
18h 37m
2 stops
$943Delta
Thu, Apr 30 - Mon, May 4
Lufthansa Logo
6:35 pm - 4:40 pm
FSD
-
LCY
40h 05m
2 stops
Lufthansa Logo
9:55 am - 10:02 pm
LCY
-
FSD
41h 07m
2 stops
$967Lufthansa
Fri, Mar 6 - Fri, Mar 13
Multiple Airlines Logo
12:12 pm - 4:30 pm
FSD
-
LCY
22h 18m
2 stops
Multiple Airlines Logo
8:30 pm - 11:05 pm
LCY
-
FSD
32h 35m
2 stops
$984Multiple Airlines
Thu, Apr 30 - Mon, May 4

United Airlines flights from Sioux Falls to London

Our best United Airlines deals on Sioux Falls to London flight tickets
United Airlines
Apr 28
FSD6:00 amSioux Falls Joe Foss Field
18h 30m
2 stops
LHR6:30 amLondon Heathrow
Apr 29
LHR9:00 amLondon Heathrow
18h 49m
2 stops
FSD9:49 pmSioux Falls Joe Foss Field
$533
United Airlines
Apr 28
FSD7:39 amSioux Falls Joe Foss Field
20h 36m
2 stops
LHR10:15 amLondon Heathrow
Apr 29
LHR2:10 pmLondon Heathrow
13h 39m
1 stop
FSD9:49 pmSioux Falls Joe Foss Field
$549
United Airlines
Mar 5
FSD9:00 amSioux Falls Joe Foss Field
18h 40m
1 stop
LHR9:40 amLondon Heathrow
Mar 12
LHR6:35 amLondon Heathrow
20h 27m
2 stops
FSD10:02 pmSioux Falls Joe Foss Field
$630

Iberia flights from Sioux Falls to London

Our best Iberia deals on Sioux Falls to London flight tickets
Iberia
Mar 3
FSD12:14 pmSioux Falls Joe Foss Field
14h 01m
1 stop
LHR8:15 amLondon Heathrow
Mar 10
LHR6:05 amLondon Heathrow
21h 50m
2 stops
FSD10:55 pmSioux Falls Joe Foss Field
$580
Iberia
Mar 3
FSD2:08 pmSioux Falls Joe Foss Field
17h 22m
2 stops
LHR1:30 pmLondon Heathrow
Mar 10
LHR6:05 amLondon Heathrow
21h 50m
2 stops
FSD10:55 pmSioux Falls Joe Foss Field
$594
Iberia
Apr 30
FSD3:21 pmSioux Falls Joe Foss Field
13h 09m
1 stop
LHR10:30 amLondon Heathrow
May 4
LHR8:50 pmLondon Heathrow
32h 15m
2 stops
FSD11:05 pmSioux Falls Joe Foss Field
$706

momondo Fare Finder

 
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, momondo users made 832,500 searches. Data last updated January 21, 2026.
Use the filters below to find and compare flights from Sioux Falls to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Tue 4/28

6:00 am-6:30 am

2 stops18h 30m

London Heathrow

Wed 4/29

9:00 am-9:49 pm

2 stops18h 49m

$533

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Tue 4/28

7:39 am-10:15 am

2 stops20h 36m

London Heathrow

Wed 4/29

2:10 pm-9:49 pm

1 stop13h 39m

$549

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Tue 3/3

12:14 pm-8:15 am

1 stop14h 01m

London Heathrow

Tue 3/10

6:05 am-10:55 pm

2 stops21h 50m

$580

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Tue 3/3

2:08 pm-1:30 pm

2 stops17h 22m

London Heathrow

Tue 3/10

6:05 am-10:55 pm

2 stops21h 50m

$594

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Tue 3/3

2:08 pm-6:55 am

1 stop10h 47m

London Heathrow

Tue 3/10

11:00 am-7:10 pm

1 stop13h 10m

$608

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Thu 3/5

10:55 am-8:45 am

2 stops15h 50m

London Heathrow

Thu 3/12

8:40 am-7:20 pm

2 stops15h 40m

$635

Sioux FallsLondon

FSD - LCY

FSDLCY

Sioux Falls Joe Foss Field

Thu 3/5

11:21 am-5:40 pm

2 stops24h 19m

London City

Thu 3/12

9:40 am-11:44 pm

2 stops19h 04m

$788

Sioux FallsLondon

FSD - LGW

FSDLGW

Sioux Falls Joe Foss Field

Thu 4/30

10:50 am-9:25 am

2 stops16h 35m

London Gatwick

Mon 5/4

10:25 am-11:02 pm

2 stops18h 37m

$943

Sioux FallsLondon

FSD - LCY

FSDLCY

Sioux Falls Joe Foss Field

Fri 3/6

6:35 pm-4:40 pm

2 stops40h 05m

London City

Fri 3/13

9:55 am-10:02 pm

2 stops41h 07m

$967

Sioux FallsLondon

FSD - LCY

FSDLCY

Sioux Falls Joe Foss Field

Thu 4/30

12:12 pm-4:30 pm

2 stops22h 18m

London City

Mon 5/4

8:30 pm-11:05 pm

2 stops32h 35m

$984

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Sioux Falls to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Sioux Falls Joe Foss Field to London?

United Airlines is the most popular carrier operating from Sioux Falls Joe Foss Field to London

When to book flights from Sioux Falls to London

Are you open to changing your travel dates? Check out the ideal times to fly from Sioux Falls to London according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Sioux Falls to London (FSD to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sioux Falls to London

Fastest flight time

10h 47m

Direct flights

None
The fastest flight from Sioux Falls to London takes 10h 47m
There are no direct flights from Sioux Falls to London. There are no popular flight routes from Sioux Falls to London.
Search flight deals

  • How far is Sioux Falls Joe Foss Field to London by plane?

    A flight from Sioux Falls Joe Foss Field to London will travel around 4200.7 mi. Typically, this will take 10h 47m by plane in normal conditions.

  • When did momondo last update prices for flights from Sioux Falls Joe Foss Field Airport to London?

    Prices for flights from Sioux Falls Joe Foss Field Airport to London refresh daily.

  • How many operators does momondo search for flights from Sioux Falls Joe Foss Field Airport to London?

  • How old do you have to be to fly from Sioux Falls Joe Foss Field Airport to London?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Sioux Falls Joe Foss Field Airport to London.

  • What documentation or ID do you need to fly to London?

    The necessary travel and health documents for your London trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Sioux Falls to London?

Best airlines flying from Sioux Falls to London

Compare and see reviews for airlines that fly from Sioux Falls to London with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $750Free CancellationRating
7.2
11,169 reviews
Search American Airlines flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Luton
Milton Keynes
Dover
Slough
Guildford
Wembley
Crawley
Dartford
Hayes
Brentwood
Watford
Cobham
Folkestone
Romford
Stansted
Harrow
Croydon
Richmond

Why use momondo?

Why should I use momondo to find a flight deal from Sioux Falls to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Sioux Falls.

Can I find flights from Sioux Falls to London with flexible booking policies on momondo?

All flight searches from Sioux Falls to London on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Sioux Falls to London?

Once you have performed a search for Sioux Falls to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Sioux Falls to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Sioux Falls and alert you when they change.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport