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Cheap flights from Rapid City to London from $617

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 9/22. 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 round-trip flights

Delta Logo
2:27 pm - 4:40 pmRAP-LCY
19h 13m2 stops
Delta Logo
8:40 am - 10:36 pmLCY-RAP
20h 56m2 stops
$673Delta
Find Deal
Tue, Sep 30 - Thu, Oct 9
Logo
8:45 am - 9:05 amRAP-LCY
18h 20m3 stops
Logo
6:10 pm - 6:43 pmLCY-RAP
31h 33m2 stops
$771
Find Deal
Wed, Oct 29 - Wed, Nov 5
Delta Logo
6:05 am - 7:15 amRAP-LCY
18h 10m2 stops
Delta Logo
7:45 am - 10:36 pmLCY-RAP
21h 51m2 stops
$789Delta
Find Deal
Sun, Oct 12 - Thu, Oct 23
Logo
8:45 am - 9:05 amRAP-LCY
18h 20m3 stops
Logo
6:10 pm - 5:00 pmLCY-RAP
29h 50m3 stops
$796
Find Deal
Wed, Oct 29 - Wed, Nov 5
Logo
11:00 am - 9:30 amRAP-LCY
15h 30m2 stops
Logo
9:20 am - 10:36 pmLCY-RAP
20h 16m2 stops
$850
Find Deal
Fri, Oct 3 - Fri, Oct 10
Logo
4:24 pm - 5:20 pmRAP-LCY
17h 56m2 stops
Logo
9:20 am - 10:36 pmLCY-RAP
20h 16m2 stops
$892
Find Deal
Wed, Oct 1 - Fri, Oct 10
KLM Logo
11:00 am - 8:10 amRAP-LCY
14h 10m2 stops
KLM Logo
7:45 am - 3:50 pmLCY-RAP
15h 05m2 stops
$1,205KLM
Find Deal
Wed, Oct 1 - Fri, Oct 10
KLM Logo
11:00 am - 8:50 amRAP-LCY
14h 50m2 stops
KLM Logo
7:45 am - 3:50 pmLCY-RAP
15h 05m2 stops
$1,227KLM
Find Deal
Thu, Oct 2 - Fri, Oct 10
Delta Logo
10:33 am - 1:15 pmRAP-LCY
19h 42m2 stops
Delta Logo
7:45 am - 10:36 pmLCY-RAP
21h 51m2 stops
$1,234Delta
Find Deal
Sat, Oct 11 - Tue, Oct 21
KLM Logo
11:00 am - 8:10 amRAP-LCY
14h 10m2 stops
KLM Logo
7:45 am - 3:50 pmLCY-RAP
15h 05m2 stops
$1,295KLM
Find Deal
Fri, Oct 3 - Fri, Oct 10

Delta flights from Rapid City to London City Airport

Our best Delta deals on Rapid City to London City Airport flight tickets
Delta
Sep 30
RAP2:27 pmRapid City
19h 13m
2 stops
LCY4:40 pmLondon City
Oct 9
LCY8:40 amLondon City
20h 56m
2 stops
RAP10:36 pmRapid City
$673
Find similar
Delta
Oct 12
RAP6:05 amRapid City
18h 10m
2 stops
LCY7:15 amLondon City
Oct 23
LCY7:45 amLondon City
21h 51m
2 stops
RAP10:36 pmRapid City
$789
Find similar
Delta
Oct 11
RAP10:33 amRapid City
19h 42m
2 stops
LCY1:15 pmLondon City
Oct 21
LCY7:45 amLondon City
21h 51m
2 stops
RAP10:36 pmRapid City
$1,234
Find similar

KLM flights from Rapid City to London City Airport

Our best KLM deals on Rapid City to London City Airport flight tickets
KLM
Oct 1
RAP11:00 amRapid City
14h 10m
2 stops
LCY8:10 amLondon City
Oct 10
LCY7:45 amLondon City
15h 05m
2 stops
RAP3:50 pmRapid City
$1,205
Find similar
KLM
Oct 2
RAP11:00 amRapid City
14h 50m
2 stops
LCY8:50 amLondon City
Oct 10
LCY7:45 amLondon City
15h 05m
2 stops
RAP3:50 pmRapid City
$1,227
Find similar
KLM
Oct 3
RAP11:00 amRapid City
14h 10m
2 stops
LCY8:10 amLondon City
Oct 10
LCY7:45 amLondon City
15h 05m
2 stops
RAP3:50 pmRapid City
$1,295
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Rapid City to London City 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 832,500 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Rapid City to London City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Rapid CityLondon

RAP - LCY

RAPLCY

Rapid City

Tue 9/30

2:27 pm-4:40 pm

2 stops19h 13m

London City

Thu 10/9

8:40 am-10:36 pm

2 stops20h 56m

$673

Rapid CityLondon

RAP - LCY

RAPLCY

Rapid City

Wed 10/29

8:45 am-9:05 am

3 stops18h 20m

London City

Wed 11/5

6:10 pm-6:43 pm

2 stops31h 33m

$771

Rapid CityLondon

RAP - LCY

RAPLCY

Rapid City

Sun 10/12

6:05 am-7:15 am

2 stops18h 10m

London City

Thu 10/23

7:45 am-10:36 pm

2 stops21h 51m

$789

Rapid CityLondon

RAP - LCY

RAPLCY

Rapid City

Wed 10/29

8:45 am-9:05 am

3 stops18h 20m

London City

Wed 11/5

6:10 pm-5:00 pm

3 stops29h 50m

$796

Rapid CityLondon

RAP - LCY

RAPLCY

Rapid City

Fri 10/3

11:00 am-9:30 am

2 stops15h 30m

London City

Fri 10/10

9:20 am-10:36 pm

2 stops20h 16m

$850

Rapid CityLondon

RAP - LCY

RAPLCY

Rapid City

Wed 10/1

4:24 pm-5:20 pm

2 stops17h 56m

London City

Fri 10/10

9:20 am-10:36 pm

2 stops20h 16m

$892

Rapid CityLondon

RAP - LCY

RAPLCY

Rapid City

Wed 10/1

11:00 am-8:10 am

2 stops14h 10m

London City

Fri 10/10

7:45 am-3:50 pm

2 stops15h 05m

$1,205

Rapid CityLondon

RAP - LCY

RAPLCY

Rapid City

Thu 10/2

11:00 am-8:50 am

2 stops14h 50m

London City

Fri 10/10

7:45 am-3:50 pm

2 stops15h 05m

$1,227

Rapid CityLondon

RAP - LCY

RAPLCY

Rapid City

Sat 10/11

10:33 am-1:15 pm

2 stops19h 42m

London City

Tue 10/21

7:45 am-10:36 pm

2 stops21h 51m

$1,234

Rapid CityLondon

RAP - LCY

RAPLCY

Rapid City

Fri 10/3

11:00 am-8:10 am

2 stops14h 10m

London City

Fri 10/10

7:45 am-3:50 pm

2 stops15h 05m

$1,295

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to London from

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

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 City?

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

When to book flights from Rapid City to London City Airport

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

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

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

Direct flights

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

    A flight from Rapid City to London City will travel around 4404.0 mi. A reasonable flight in good conditions will take 13h 15m.

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

    Prices for flights from Rapid City Airport to London City Airport are refreshed on a daily basis.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Rapid City Airport to London City Airport.

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

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

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Dover
Luton
Slough
Milton Keynes
Hayes
Guildford
Dartford
Crawley
Stansted
Chelmsford
Brentwood
Ilford
Folkestone
Colchester
Watford
Wembley
Richmond
Croydon

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?

Flights from Rapid City to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to London from Rapid City. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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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