Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Rapid City to London from £294

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rapid City to London departing on 13/4. 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

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Rapid City to London

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
14:45 - 11:50
RAP
-
LHR
39h 05m
2 stops
United Airlines Logo
14:30 - 20:34
LHR
-
RAP
36h 04m
2 stops
£470United Airlines
Sun, 8 Mar - Sun, 15 Mar
Multiple Airlines Logo
11:03 - 07:05
RAP
-
LHR
14h 02m
1 stop
Multiple Airlines Logo
11:05 - 22:25
LHR
-
RAP
17h 20m
1 stop
£729Multiple Airlines
Sun, 8 Mar - Sun, 15 Mar
KLM Logo
11:03 - 08:50
RAP
-
LCY
15h 47m
2 stops
KLM Logo
09:20 - 22:25
LCY
-
RAP
20h 05m
2 stops
£760KLM
Tue, 24 Mar - Tue, 31 Mar
United Airlines Logo
09:00 - 09:40
RAP
-
LHR
17h 40m
1 stop
United Airlines Logo
06:55 - 22:24
LHR
-
RAP
22h 29m
2 stops
£822United Airlines
Tue, 23 Jun - Wed, 15 Jul
United Airlines Logo
07:00 - 06:30
RAP
-
LHR
16h 30m
2 stops
United Airlines Logo
06:55 - 20:33
LHR
-
RAP
20h 38m
2 stops
£824United Airlines
Tue, 23 Jun - Wed, 15 Jul
United Airlines Logo
06:00 - 09:35
RAP
-
LHR
20h 35m
2 stops
United Airlines Logo
06:55 - 20:33
LHR
-
RAP
20h 38m
2 stops
£828United Airlines
Wed, 24 Jun - Wed, 15 Jul
United Airlines Logo
06:00 - 06:45
RAP
-
LHR
17h 45m
1 stop
United Airlines Logo
11:25 - 17:08
LHR
-
RAP
12h 43m
1 stop
£843United Airlines
Tue, 23 Jun - Wed, 15 Jul
United Airlines Logo
16:41 - 12:20
RAP
-
LHR
12h 39m
1 stop
United Airlines Logo
06:55 - 22:24
LHR
-
RAP
22h 29m
2 stops
£844United Airlines
Tue, 23 Jun - Tue, 14 Jul
United Airlines Logo
17:53 - 12:20
RAP
-
LHR
11h 27m
1 stop
United Airlines Logo
16:40 - 12:35
LHR
-
RAP
26h 55m
2 stops
£847United Airlines
Tue, 23 Jun - Thu, 9 Jul
United Airlines Logo
17:53 - 09:40
RAP
-
LHR
32h 47m
1 stop
United Airlines Logo
06:55 - 20:33
LHR
-
RAP
20h 38m
2 stops
£849United Airlines
Sat, 27 Jun - Wed, 15 Jul

United Airlines flights from Rapid City to London

Our best United Airlines deals on Rapid City to London flight tickets
United Airlines
8 Mar
RAP14:45Rapid City
39h 05m
2 stops
LHR11:50London Heathrow
15 Mar
LHR14:30London Heathrow
36h 04m
2 stops
RAP20:34Rapid City
£470
United Airlines
24 Mar
RAP17:41Rapid City
33h 59m
1 stop
LHR09:40London Heathrow
31 Mar
LHR07:25London Heathrow
18h 37m
2 stops
RAP19:02Rapid City
£492
United Airlines
24 Mar
RAP08:30Rapid City
19h 10m
1 stop
LHR09:40London Heathrow
31 Mar
LHR14:50London Heathrow
12h 54m
1 stop
RAP20:44Rapid City
£513

Delta flights from Rapid City to London

Our best Delta deals on Rapid City to London flight tickets
Delta
23 Jun
RAP14:25Rapid City
15h 40m
1 stop
LHR13:05London Heathrow
13 Jul
LHR06:30London Heathrow
15h 40m
2 stops
RAP15:10Rapid City
£874
Delta
29 Jun
RAP10:40Rapid City
20h 05m
2 stops
LHR13:45London Heathrow
13 Jul
LHR06:30London Heathrow
15h 40m
2 stops
RAP15:10Rapid City
£877
Delta
27 Jun
RAP16:00Rapid City
14h 05m
1 stop
LHR13:05London Heathrow
13 Jul
LHR06:30London Heathrow
15h 40m
2 stops
RAP15:10Rapid City
£925

momondo Fare Finder

 
Customise your flight search to find flights from Rapid City 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 279,928 searches. Data last updated 7 February 2026.
Use the filters below to find and compare flights from Rapid City to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Sun 8/3

14:45-11:50

2 stops39h 05m

London Heathrow

Sun 15/3

14:30-20:34

2 stops36h 04m

£470

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Sun 8/3

11:03-07:05

1 stop14h 02m

London Heathrow

Sun 15/3

11:05-22:25

1 stop17h 20m

£729

Rapid CityLondon

RAP - LCY

RAPLCY

Rapid City

Tue 24/3

11:03-08:50

2 stops15h 47m

London City

Tue 31/3

09:20-22:25

2 stops20h 05m

£760

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Tue 23/6

09:00-09:40

1 stop17h 40m

London Heathrow

Wed 15/7

06:55-22:24

2 stops22h 29m

£822

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Tue 23/6

07:00-06:30

2 stops16h 30m

London Heathrow

Wed 15/7

06:55-20:33

2 stops20h 38m

£824

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Wed 24/6

06:00-09:35

2 stops20h 35m

London Heathrow

Wed 15/7

06:55-20:33

2 stops20h 38m

£828

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Tue 23/6

06:00-06:45

1 stop17h 45m

London Heathrow

Wed 15/7

11:25-17:08

1 stop12h 43m

£843

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Tue 23/6

16:41-12:20

1 stop12h 39m

London Heathrow

Tue 14/7

06:55-22:24

2 stops22h 29m

£844

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Tue 23/6

17:53-12:20

1 stop11h 27m

London Heathrow

Thu 9/7

16:40-12:35

2 stops26h 55m

£847

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Sat 27/6

17:53-09:40

1 stop32h 47m

London Heathrow

Wed 15/7

06:55-20:33

2 stops20h 38m

£849

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to London from

How to get the cheapest flight ticket from Rapid City 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 Rapid City to London?

United Airlines, Scandinavian Airlines, and KLM are the most popular carriers operating from Rapid City to London

When to book flights from Rapid City to London

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

Cheap Rapid City to London (RAP to LON) flight deals and tips

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

Fastest flight time

14h 05m

Direct flights

None
The fastest flight from Rapid City to London takes 14h 05m
There are no direct flights from Rapid City to London. There are no popular flight routes from Rapid City to London.
Search flight deals

  • How far is Rapid City to London by plane?

    A flight from Rapid City to London will travel around 4398.4 mi. By plane, this route typically takes 14h 05m.

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

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

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

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

    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.

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

    The required travel and health documents for your London 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Rapid City to London

Compare and see reviews for airlines that fly from Rapid City to London with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom £558Free CancellationRating
7.4
9,250 reviews
Search United Airlines flights

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
Southend-on-Sea
Canterbury
Ipswich
Ilford
Guildford
Chelmsford
Hayes
Dover
Folkestone
Bedford
Colchester
Wembley
Worthing
Ramsgate

Why use momondo?

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

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 Rapid City to London for you.

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

momondo does allow users to show only those flights to London from Rapid City which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Rapid City to London.

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.

An easier way to manage your London trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 9/3
Mon 16/3
By creating a price alert you accept our terms of use and privacy policy.

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