HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
South Dakota

$810+ Cheap flights from Heathrow (LHR) to South Dakota

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 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — FSD
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Heathrow to South Dakota with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Heathrow to South Dakota

Keep the following information in mind while searching for Heathrow to South Dakota flight deals. Data was last updated October 30, 2025.

Round-trip from

$1,057
(United Airlines)

One-way from

$810
(American Airlines)

Popular in

August

Cheapest in

September

Average price

$1,053
From London Heathrow to South Dakota
Search Deals
One-way flight from London Heathrow to South Dakota
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($17 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from Heathrow to South Dakota

Cheapest flights from Heathrow to South Dakota
Explore the most affordable flight options available from Heathrow to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This United Airlines deal was found by Cheapflights users on 10/28. 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.
Wed 11/269:30 amLHR - RAP
2 stops16h 13mUnited Airlines
Wed 12/37:00 amRAP - LHR
2 stops15h 55mUnited Airlines
Deal found 10/28$1,057
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/257:30 amLHR - RAP
2 stops16h 30mUnited Airlines
Tue 12/212:41 pmRAP - LHR
1 stop13h 59mUnited Airlines
Deal found 10/28$1,062
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Thu 11/274:20 pmLHR - RAP
2 stops27h 20mUnited Airlines
Mon 12/11:30 pmRAP - LHR
2 stops14h 20mUnited Airlines
Deal found 10/29$1,122
This Flighttix deal was found by Cheapflights users on 10/28. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:30 amLHR - RAP
2 stops23h 16mVirgin Atlantic
Fri 12/1911:02 amRAP - LHR
1 stop13h 03mVirgin Atlantic
Deal found 10/28$1,378
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Sun 12/1410:00 amLHR - RAP
2 stops19h 15mUnited Airlines
Sun 12/216:05 pmRAP - LHR
2 stops30h 05mUnited Airlines
Deal found 10/30$1,562
This Delta deal was found by Cheapflights users on 10/30. 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.
Sat 11/296:30 amLHR - ABR
2 stops21h 05mDelta
Sat 12/63:05 pmABR - LHR
2 stops14h 35mDelta
Deal found 10/30$1,719
This Expedia deal was found by Cheapflights users on 10/30. 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.
Sat 11/295:50 pmLHR - RAP
2 stops28h 55mMultiple Airlines
Sat 12/611:00 amRAP - LHR
2 stops36h 25mMultiple Airlines
Deal found 10/30$1,766

Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow to South Dakota 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 October 30, 2025.
Use the filters below to find and compare flights from London Heathrow Airport to South Dakota that are best for you.

Fly from

Heathrow

Fly to

South Dakota

Route

Depart

Return

Price

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Wed 11/26

7:30 am-5:00 pm

2 stops16h 30m

Rapid City

Wed 12/3

8:30 am-9:40 am

1 stop18h 10m

$1,057

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Tue 11/25

7:30 am-5:00 pm

2 stops16h 30m

Rapid City

Tue 12/2

12:41 pm-11:15 am

2 stops15h 34m

$1,062

LondonAberdeen

LHR - ABR

LHRABR

London Heathrow

Thu 3/5

8:40 am-9:40 pm

2 stops19h 00m

Aberdeen

Mon 3/9

6:34 am-7:05 am

1 stop19h 31m

$1,119

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Thu 11/27

4:20 pm-10:34 am

2 stops25h 14m

Rapid City

Mon 12/1

11:15 am-9:40 am

1 stop15h 25m

$1,122

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Fri 12/12

6:30 am-10:46 pm

2 stops23h 16m

Rapid City

Fri 12/19

11:02 am-7:05 am

1 stop13h 03m

$1,378

LondonAberdeen

LHR - ABR

LHRABR

London Heathrow

Sat 11/29

6:30 am-9:35 pm

2 stops21h 05m

Aberdeen

Sat 12/6

3:05 pm-11:40 am

2 stops14h 35m

$1,719

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Sat 4/25

8:15 am-8:19 pm

2 stops19h 04m

$810

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Sat 4/25

12:25 pm-9:58 pm

1 stop16h 33m

$815

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Sat 4/25

2:50 pm-12:30 pm

1 stop28h 40m

$835

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Best time to book a flight from Heathrow to South Dakota

Have a flexible travel schedule? Discover the best time to fly to South Dakota from Heathrow 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 London Heathrow Airport to South Dakota

What is the cheapest month to book a flight from London Heathrow Airport to South Dakota?

Currently, April is the cheapest month in which you can book a flight from London Heathrow Airport to South Dakota (average of $799). Flying from London Heathrow Airport to South Dakota in January is currently the most expensive (average of $1,938). 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.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to South Dakota. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London Heathrow Airport to South Dakota?

    Departing from London Heathrow Airport to South Dakota will take you 16h 30m. London Heathrow Airport and South Dakota are separated by a distance of 4385 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Heathrow to South Dakota that include hotel bookings?

    Yes. In addition to deals on Heathrow to South Dakota flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to South Dakota?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to South Dakota.

  • Can I find deals for business class flights from Heathrow to South Dakota?

    Yes. Cheapflights offers flight deals from Heathrow to South Dakota 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 London Heathrow Airport to South Dakota?

    Currently, April is the cheapest month in which you can book a flight from London Heathrow Airport to South Dakota (average of $799). Flying from London Heathrow Airport to South Dakota in January is currently the most expensive (average of $1,938). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Heathrow to South Dakota

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Heathrow to LaGuardia flights
Gatwick to John F Kennedy Intl flights
Gatwick to Newark flights
London City to John F Kennedy Intl flights
London City to Newark flights
Stansted to John F Kennedy Intl flights
Luton to John F Kennedy Intl flights
Heathrow to Los Angeles flights
Stansted to Newark flights
Gatwick to LaGuardia flights
Heathrow to Miami flights
Luton to Newark flights
Heathrow to Orlando flights
Heathrow to Dulles Intl flights
Heathrow to Boston flights
Heathrow to O'Hare Intl flights
Heathrow to San Francisco flights
Heathrow to Dallas/Fort Worth flights
Gatwick to Miami flights
London City to Miami flights
Gatwick to Orlando flights
Gatwick to Los Angeles flights
Heathrow to Baltimore flights
Heathrow to Las Vegas flights
London City to Los Angeles flights
Heathrow to Seattle flights
Heathrow to Tampa flights
Heathrow to Atlanta flights
Stansted to Miami flights
Heathrow to Hobby flights
Luton to Miami flights
Heathrow to Philadelphia flights
Gatwick to Boston flights
London City to Boston flights
Stansted to Los Angeles flights
Heathrow to Austin flights
Luton to Los Angeles flights
Gatwick to San Francisco flights
Heathrow to George Bush Intcntl flights
Heathrow to Ontario flights
Gatwick to O'Hare Intl flights
Heathrow to Sky Harbor Intl flights
Gatwick to Dallas/Fort Worth flights
Heathrow to Reagan-National flights
Heathrow to Denver flights
Heathrow to Santa Ana flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.