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Cheap flights from Rapid City to London Heathrow Airport from £605

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/10. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — LHR
10 Jun — 17 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Rapid City to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Rapid City to Heathrow
Explore the most affordable flight options available from Rapid City to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 May 2026.

Mon 26/1013:00
RAP
-
LHR
2 stops15h 50m
United Airlines
Wed 28/1009:30
LHR
-
RAP
2 stops17h 03m
United Airlines
Deal found 8/5£605
Wed 21/1010:18
RAP
-
LHR
1 stop13h 02m
American Airlines
Tue 27/1008:25
LHR
-
RAP
2 stops19h 33m
American Airlines
Deal found 8/5£638
Sun 25/1007:05
RAP
-
LHR
1 stop20h 35m
United Airlines
Tue 27/1007:30
LHR
-
RAP
2 stops19h 03m
United Airlines
Deal found 8/5£663
Wed 12/812:41
RAP
-
LHR
1 stop15h 14m
Multiple Airlines
Wed 26/812:55
LHR
-
RAP
1 stop15h 40m
Multiple Airlines
Deal found 7/5£665
Sat 24/1017:47
RAP
-
LHR
1 stop33h 53m
United Airlines
Tue 27/1009:30
LHR
-
RAP
2 stops17h 03m
United Airlines
Deal found 8/5£667
Wed 12/812:19
RAP
-
LHR
1 stop11h 31m
American Airlines
Wed 26/809:45
LHR
-
RAP
2 stops18h 50m
American Airlines
Deal found 6/5£669
Fri 23/1012:41
RAP
-
LHR
1 stop18h 44m
American Airlines
Wed 28/1008:10
LHR
-
RAP
2 stops19h 48m
American Airlines
Deal found 8/5£675
Sun 18/1011:30
RAP
-
LHR
1 stop18h 35m
Delta
Fri 30/1006:30
LHR
-
RAP
2 stops22h 09m
Delta
Deal found 8/5£689
Tue 20/1011:30
RAP
-
LHR
2 stops16h 00m
Delta
Fri 30/1006:30
LHR
-
RAP
2 stops22h 09m
Delta
Deal found 8/5£693
Sat 24/1016:00
RAP
-
LHR
1 stop33h 05m
KLM
Thu 29/1020:25
LHR
-
RAP
2 stops32h 14m
KLM
Deal found 8/5£693

Find flight deals from Rapid City to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Rapid City (RAP) to Heathrow (LHR). 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 11 May 2026.

Round-trip from

£605
United Airlines
  • United Airlines
  • 26/10-28/10
  • 4 total stops
  • 32h 53m total
  • Rapid City to London
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Rapid City to Heathrow 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 858,174 searches. Data last updated 11 May 2026.
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

Cheapest return flight

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Mon 26/10

11:25-09:40

1 stop16h 15m

London Heathrow

Wed 28/10

09:30-22:08

2 stops18h 38m

£663
Fastest return journey

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Tue 1/9

15:23-11:15

1 stop12h 52m

London Heathrow

Fri 11/9

08:55-16:27

1 stop14h 32m

£666

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Wed 12/8

12:41-10:55

1 stop15h 14m

London Heathrow

Wed 26/8

12:55-21:35

1 stop15h 40m

£666

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Sun 25/10

17:48-09:40

1 stop33h 52m

London Heathrow

Wed 28/10

09:30-22:08

2 stops18h 38m

£667

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Wed 12/8

10:26-09:20

2 stops15h 54m

London Heathrow

Wed 26/8

08:00-17:06

2 stops16h 06m

£714

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Fri 23/10

07:00-06:30

2 stops16h 30m

London Heathrow

Wed 28/10

07:30-20:33

2 stops19h 03m

£737

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Fri 21/8

12:41-10:55

1 stop15h 14m

London Heathrow

Mon 31/8

12:55-21:35

1 stop15h 40m

£739

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Fri 21/8

12:19-08:05

1 stop12h 46m

London Heathrow

Mon 31/8

11:10-21:35

2 stops17h 25m

£743

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Thu 22/10

16:00-13:50

2 stops14h 50m

London Heathrow

Wed 28/10

11:05-22:39

1 stop17h 34m

£754
Cheapest one-way
Fastest single journey

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Sun 25/10

13:00-07:55

1 stop12h 55m

£2,330

Flights are sorted by cheapest return flights first.

Deals found on 6/5

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Best time to book a flight from Rapid City to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Rapid City with our price prediction graph.
Estimated return 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.

Related info for your journey

Find useful and relevant information for your journey from Rapid City to Heathrow. 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 Rapid City to London Heathrow?

    For a flight from Rapid City to London Heathrow, you will be flying from Rapid City. Rapid City (RAP) is just 9.0 mi from the center of the city. Rapid City is the only Rapid City airport and it handles 0 outbound flights to London Heathrow per day. 0 airlines have flights to London Heathrow from Rapid City on a regular basis.

  • How long is the flight from Rapid City to London Heathrow Airport?

    Departing from Rapid City to London Heathrow Airport will take you 12h 52m. The distance between Rapid City and London Heathrow Airport is about 4385 mi. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Rapid City to Heathrow that include hotel bookings?

    Yes. In addition to deals on Rapid City to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Rapid City to Heathrow?

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

  • Can I find deals for business class flights from Rapid City to Heathrow?

    Yes. Cheapflights offers flight deals from Rapid City to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Hounslow
Croydon
Wembley
Northampton
Luton
Gatwick
Slough
Ilford
Hayes
Brentford
Colchester
Romford
Watford
Kingston upon Thames
Eastbourne
Swindon
Ipswich
Southend-on-Sea
Guildford

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Alternative routes for Rapid City to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

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How does Cheapflights help users find flights from Rapid City to Heathrow?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from Rapid City today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Rapid City to Heathrow?

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Can Cheapflights find flights from Rapid City to Heathrow with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Rapid City to Heathrow, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Rapid City to Heathrow become cheaper?

Yes! Start tracking prices for Rapid City to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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