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Cheap flights from Rapid City to London from £661

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Rapid City to London departing on 27/3. 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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Cheap return flights

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United Airlines Logo
07:05 - 09:40RAP-LHR
20h 35m1 stop
United Airlines Logo
09:30 - 10:53LHR-RAP
32h 23m2 stops
£661United Airlines
Find Deal
Fri, 27 Mar - Tue, 31 Mar
United Airlines Logo
07:05 - 09:40RAP-LHR
20h 35m1 stop
United Airlines Logo
11:25 - 19:08LHR-RAP
14h 43m1 stop
£679United Airlines
Find Deal
Fri, 27 Mar - Tue, 31 Mar
United Airlines Logo
07:05 - 09:40RAP-LHR
20h 35m1 stop
United Airlines Logo
09:30 - 20:33LHR-RAP
18h 03m2 stops
£680United Airlines
Find Deal
Fri, 27 Mar - Tue, 31 Mar
American Airlines Logo
05:51 - 09:40RAP-LHR
21h 49m2 stops
American Airlines Logo
19:40 - 20:15LHR-RAP
31h 35m2 stops
£701American Airlines
Find Deal
Fri, 27 Mar - Tue, 31 Mar
American Airlines Logo
12:35 - 09:40RAP-LHR
15h 05m2 stops
American Airlines Logo
08:25 - 20:15LHR-RAP
18h 50m2 stops
£747American Airlines
Find Deal
Fri, 27 Mar - Tue, 31 Mar
United Airlines Logo
05:30 - 10:00RAP-LHR
21h 30m2 stops
United Airlines Logo
14:05 - 10:53LHR-RAP
27h 48m2 stops
£1,387United Airlines
Find Deal
Tue, 7 Apr - Wed, 15 Apr
Multiple Airlines Logo
12:36 - 10:45RAP-LHR
15h 09m1 stop
Multiple Airlines Logo
13:00 - 20:19LHR-RAP
14h 19m1 stop
£1,469Multiple Airlines
Find Deal
Tue, 7 Apr - Wed, 15 Apr
Virgin Atlantic Logo
10:40 - 09:15RAP-LHR
15h 35m2 stops
Virgin Atlantic Logo
12:25 - 21:58LHR-RAP
16h 33m1 stop
£1,506Virgin Atlantic
Find Deal
Tue, 7 Apr - Wed, 15 Apr
Multiple Airlines Logo
13:00 - 10:00RAP-LHR
14h 00m2 stops
Multiple Airlines Logo
15:50 - 10:53LHR-RAP
26h 03m2 stops
£3,087Multiple Airlines
Find Deal
Tue, 7 Apr - Wed, 15 Apr
United Airlines Logo
13:00 - 08:20RAP-LHR
12h 20m1 stop
United Airlines Logo
15:50 - 12:30LHR-RAP
27h 40m2 stops
£3,088United Airlines
Find Deal
Tue, 7 Apr - Wed, 15 Apr

United Airlines flights from Rapid City to London Heathrow Airport

Our best United Airlines deals on Rapid City to London Heathrow Airport flight tickets
United Airlines
27 Mar
RAP07:05Rapid City
20h 35m
1 stop
LHR09:40London Heathrow
31 Mar
LHR09:30London Heathrow
32h 23m
2 stops
RAP10:53Rapid City
£661
Find similar
United Airlines
27 Mar
RAP07:05Rapid City
20h 35m
1 stop
LHR09:40London Heathrow
31 Mar
LHR11:25London Heathrow
14h 43m
1 stop
RAP19:08Rapid City
£679
Find similar
United Airlines
27 Mar
RAP07:05Rapid City
20h 35m
1 stop
LHR09:40London Heathrow
31 Mar
LHR09:30London Heathrow
18h 03m
2 stops
RAP20:33Rapid City
£680
Find similar

American Airlines flights from Rapid City to London Heathrow Airport

Our best American Airlines deals on Rapid City to London Heathrow Airport flight tickets
American Airlines
27 Mar
RAP05:51Rapid City
21h 49m
2 stops
LHR09:40London Heathrow
31 Mar
LHR19:40London Heathrow
31h 35m
2 stops
RAP20:15Rapid City
£701
Find similar
American Airlines
27 Mar
RAP12:35Rapid City
15h 05m
2 stops
LHR09:40London Heathrow
31 Mar
LHR08:25London Heathrow
18h 50m
2 stops
RAP20:15Rapid City
£747
Find similar
American Airlines
7 Apr
RAP12:36Rapid City
12h 29m
1 stop
LHR08:05London Heathrow
15 Apr
LHR08:20London Heathrow
18h 59m
1 stop
RAP20:19Rapid City
£4,776
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Rapid City to London Heathrow Airport 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 279,928 searches. Data last updated 4 November 2025.
Use the filters below to find and compare flights from Rapid City to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Fri 27/3

07:05-09:40

1 stop20h 35m

London Heathrow

Tue 31/3

09:30-10:53

2 stops32h 23m

£661

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Fri 27/3

07:05-09:40

1 stop20h 35m

London Heathrow

Tue 31/3

11:25-19:08

1 stop14h 43m

£679

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Fri 27/3

07:05-09:40

1 stop20h 35m

London Heathrow

Tue 31/3

09:30-20:33

2 stops18h 03m

£680

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Fri 27/3

05:51-09:40

2 stops21h 49m

London Heathrow

Tue 31/3

19:40-20:15

2 stops31h 35m

£701

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Fri 27/3

12:35-09:40

2 stops15h 05m

London Heathrow

Tue 31/3

08:25-20:15

2 stops18h 50m

£747

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Tue 7/4

05:30-10:00

2 stops21h 30m

London Heathrow

Wed 15/4

14:05-10:53

2 stops27h 48m

£1,387

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Tue 7/4

12:36-10:45

1 stop15h 09m

London Heathrow

Wed 15/4

13:00-20:19

1 stop14h 19m

£1,469

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Tue 7/4

10:40-09:15

2 stops15h 35m

London Heathrow

Wed 15/4

12:25-21:58

1 stop16h 33m

£1,506

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Tue 7/4

13:00-10:00

2 stops14h 00m

London Heathrow

Wed 15/4

15:50-10:53

2 stops26h 03m

£3,087

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Tue 7/4

13:00-08:20

1 stop12h 20m

London Heathrow

Wed 15/4

15:50-12:30

2 stops27h 40m

£3,088

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Rapid City to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Rapid City to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Rapid City to London Heathrow Airport (RAP to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rapid City to London Heathrow Airport

Direct flights

None
There are no direct flights from Rapid City to London Heathrow Airport. There are no popular flight routes from Rapid City to London Heathrow Airport.
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  • How far is Rapid City to London Heathrow by plane?

    The distance between Rapid City and London Heathrow is about 4388.5 mi. Flights usually cover this in 12h 20m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Rapid City Airport to London Heathrow Airport?

    Prices for flights from Rapid City Airport to London Heathrow Airport were last updated today.

  • How many operators does momondo search for flights from Rapid City Airport to London Heathrow Airport?

  • How old do you have to be to fly from Rapid City Airport to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Rapid City Airport to London Heathrow Airport.

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

    The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Rapid City to London Heathrow Airport?

Best airlines flying from Rapid City to London Heathrow Airport

Compare and see reviews for airlines that fly from Rapid City to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom £577Free CancellationRating
7.4
8,997 reviews
Search United Airlines flights

  • How do I get Price Alerts for flights from Rapid City to London Heathrow Airport?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Rapid City from London Heathrow Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Rapid City to London Heathrow Airport with momondo?

    By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Northampton
Swindon
Canterbury
Stratford-upon-Avon
Southend-on-Sea
Ipswich
Ilford
Poole
Guildford
Swanage
Colchester
Dover
Hayes
Chelmsford

Why use momondo?

Why should I use momondo to find a flight deal from Rapid City 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 Rapid City.

Can I find flights from Rapid City to London with flexible booking policies on momondo?

Yes. All flights to London from Rapid City on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Rapid City to London?

momondo helps you find the best flight between Rapid City and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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

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