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Cheap flights from Sioux Falls to the United Kingdom from $651

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Sioux Falls to the United Kingdom departing on 12/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Sioux Falls to the United Kingdom

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
1:30 pm - 7:05 amFSD-LHR
11h 35m1 stop
KLM Logo
11:05 am - 8:34 pmLHR-FSD
15h 29m1 stop
$651KLM
Find Deal
Fri, Dec 12 - Tue, Dec 23
United Airlines Logo
11:20 am - 6:40 amFSD-LHR
13h 20m2 stops
United Airlines Logo
11:35 am - 8:00 pmLHR-FSD
14h 25m1 stop
$676United Airlines
Find Deal
Fri, Dec 12 - Tue, Dec 23
Lufthansa Logo
1:45 pm - 3:40 pmFSD-LHR
19h 55m2 stops
Lufthansa Logo
6:55 am - 8:46 pmLHR-FSD
19h 51m2 stops
$738Lufthansa
Find Deal
Wed, Apr 8 - Wed, Apr 15
Multiple Airlines Logo
6:23 pm - 11:15 amFSD-LHR
11h 52m1 stop
Multiple Airlines Logo
6:50 am - 5:37 pmLHR-FSD
16h 47m2 stops
$757Multiple Airlines
Find Deal
Fri, Oct 31 - Fri, Nov 14
American Airlines Logo
4:20 pm - 9:10 amFSD-LHR
10h 50m1 stop
American Airlines Logo
12:15 pm - 10:12 pmLHR-FSD
15h 57m1 stop
$774American Airlines
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Wed, Apr 8 - Wed, Apr 15
Delta Logo
5:18 am - 12:20 pmFSD-LBA
25h 02m2 stops
Delta Logo
6:10 am - 7:35 pmLBA-FSD
19h 25m2 stops
$794Delta
Find Deal
Wed, Nov 12 - Sun, Nov 16
Lufthansa Logo
11:20 am - 10:20 pmFSD-LHR
30h 00m2 stops
Lufthansa Logo
11:10 am - 8:38 pmLHR-FSD
38h 28m2 stops
$809Lufthansa
Find Deal
Thu, Mar 19 - Mon, Mar 23
Delta Logo
5:20 am - 9:00 amFSD-LHR
22h 40m1 stop
Delta Logo
1:05 pm - 10:16 pmLHR-FSD
15h 11m1 stop
$848Delta
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Fri, Mar 27 - Tue, Mar 31
Multiple Airlines Logo
11:20 am - 11:40 amFSD-LCY
18h 20m2 stops
Multiple Airlines Logo
9:50 am - 2:27 pmLCY-FSD
34h 37m2 stops
$922Multiple Airlines
Find Deal
Fri, Dec 12 - Tue, Dec 23
American Airlines Logo
6:56 am - 7:30 amFSD-LGW
19h 34m2 stops
American Airlines Logo
2:30 pm - 11:30 amLGW-FSD
27h 00m2 stops
$997American Airlines
Find Deal
Fri, Mar 27 - Tue, Mar 31

KLM flights from Sioux Falls to United Kingdom

Our best KLM deals on Sioux Falls to United Kingdom flight tickets
KLM
Dec 12
FSD1:30 pmSioux Falls Joe Foss Field
11h 35m
1 stop
LHR7:05 amLondon Heathrow
Dec 23
LHR11:05 amLondon Heathrow
15h 29m
1 stop
FSD8:34 pmSioux Falls Joe Foss Field
$651
Find similar
KLM
Dec 12
FSD10:57 amSioux Falls Joe Foss Field
14h 08m
1 stop
LHR7:05 amLondon Heathrow
Dec 28
LHR12:30 pmLondon Heathrow
17h 07m
1 stop
FSD11:37 pmSioux Falls Joe Foss Field
$836
Find similar
KLM
Nov 12
FSD5:05 amSioux Falls Joe Foss Field
25h 15m
2 stops
LBA12:20 pmLeeds/Bradford
Nov 16
LBA10:00 amLeeds/Bradford
39h 35m
2 stops
FSD7:35 pmSioux Falls Joe Foss Field
$845
Find similar

United Airlines flights from Sioux Falls to United Kingdom

Our best United Airlines deals on Sioux Falls to United Kingdom flight tickets
United Airlines
Dec 12
FSD11:20 amSioux Falls Joe Foss Field
13h 20m
2 stops
LHR6:40 amLondon Heathrow
Dec 23
LHR11:35 amLondon Heathrow
14h 25m
1 stop
FSD8:00 pmSioux Falls Joe Foss Field
$676
Find similar
United Airlines
Dec 12
FSD11:20 amSioux Falls Joe Foss Field
13h 20m
2 stops
LHR6:40 amLondon Heathrow
Dec 23
LHR11:35 amLondon Heathrow
14h 25m
1 stop
FSD8:00 pmSioux Falls Joe Foss Field
$680
Find similar
United Airlines
Dec 12
FSD11:20 amSioux Falls Joe Foss Field
13h 20m
2 stops
LHR6:40 amLondon Heathrow
Dec 23
LHR4:20 pmLondon Heathrow
33h 40m
2 stops
FSD8:00 pmSioux Falls Joe Foss Field
$685
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Sioux Falls to United Kingdom 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 October 20, 2025.
Use the filters below to find and compare flights from Sioux Falls to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Fri 12/12

1:30 pm-7:05 am

1 stop11h 35m

London Heathrow

Tue 12/23

11:05 am-8:34 pm

1 stop15h 29m

$651

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Fri 12/12

11:20 am-6:40 am

2 stops13h 20m

London Heathrow

Tue 12/23

11:35 am-8:00 pm

1 stop14h 25m

$676

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Wed 4/8

1:45 pm-3:40 pm

2 stops19h 55m

London Heathrow

Wed 4/15

6:55 am-8:46 pm

2 stops19h 51m

$738

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Fri 10/31

6:23 pm-11:15 am

1 stop11h 52m

London Heathrow

Fri 11/14

6:50 am-5:37 pm

2 stops16h 47m

$757

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Wed 4/8

4:20 pm-9:10 am

1 stop10h 50m

London Heathrow

Wed 4/15

12:15 pm-10:12 pm

1 stop15h 57m

$774

Sioux FallsLeeds

FSD - LBA

FSDLBA

Sioux Falls Joe Foss Field

Wed 11/12

5:18 am-12:20 pm

2 stops25h 02m

Leeds/Bradford

Sun 11/16

6:10 am-7:35 pm

2 stops19h 25m

$794

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Thu 3/19

11:20 am-10:20 pm

2 stops30h 00m

London Heathrow

Mon 3/23

11:10 am-8:38 pm

2 stops38h 28m

$809

Sioux FallsLondon

FSD - LHR

FSDLHR

Sioux Falls Joe Foss Field

Fri 3/27

5:20 am-9:00 am

1 stop22h 40m

London Heathrow

Tue 3/31

1:05 pm-10:16 pm

1 stop15h 11m

$848

Sioux FallsLondon

FSD - LCY

FSDLCY

Sioux Falls Joe Foss Field

Fri 12/12

11:20 am-11:40 am

2 stops18h 20m

London City

Tue 12/23

9:50 am-2:27 pm

2 stops34h 37m

$922

Sioux FallsLondon

FSD - LGW

FSDLGW

Sioux Falls Joe Foss Field

Fri 3/27

6:56 am-7:30 am

2 stops19h 34m

London Gatwick

Tue 3/31

2:30 pm-11:30 am

2 stops27h 00m

$997

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to the United Kingdom from

How to get the cheapest flight ticket from Sioux Falls to United Kingdom

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 day to depart on your flight to United Kingdom?

The cheapest day to depart from Sioux Falls to United Kingdom is on a Tuesday when prices can be found for as low as $789. The most expensive day to fly to United Kingdom is Saturday, with ticket prices averaging around $1,512.

What is the cheapest time of day to depart on your flight to United Kingdom?

According to our data, the cheapest time of day to fly to United Kingdom is at noon. momondo users have found flights departing from Sioux Falls to United Kingdom at noon for as low as $941. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to United Kingdom are more costly in the morning, with an average ticket price of $1,148. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap Sioux Falls to United Kingdom flight deals and tips

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

Direct flights

None
There are no direct flights from Sioux Falls to United Kingdom. There are no popular flight routes from Sioux Falls to United Kingdom.
Search flight deals

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

    Prices for flights from Sioux Falls Joe Foss Field Airport to United Kingdom are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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 United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The travel and health documents you'll need for your trip to United Kingdom may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at United Kingdom. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Sioux Falls to United Kingdom

Compare and see reviews for airlines that fly from Sioux Falls to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $712Free CancellationRating
7.4
8,994 reviews
Search United Airlines flights
American AirlinesPriceFrom $750Free CancellationRating
7.2
11,026 reviews
Search American Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Sioux Falls to United Kingdom for you.

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

Yes. momondo allows you to filter the results for Sioux Falls to United Kingdom flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to United Kingdom from Sioux Falls.

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

If you are not ready to book a flight from Sioux Falls to United Kingdom now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to United Kingdom and let you know when they change.

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Find better results for your trip to the United Kingdom

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Popular flights according to clicks in the last 7 days on momondo
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