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Cheap flights from Rapid City to London from $1,217

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Rapid City to London departing on 5/15. 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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0 bags

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Find the cheapest flights from Rapid City to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
10:40 am - 7:55 am
RAP
-
LCY
14h 15m2 stops
Delta Logo
8:25 am - 9:58 pm
LCY
-
RAP
20h 33m2 stops
$1,217Delta
Fri, May 15 - Tue, May 26
Delta Logo
4:00 pm - 4:40 pm
RAP
-
LCY
17h 40m2 stops
Delta Logo
9:20 am - 9:58 pm
LCY
-
RAP
19h 38m2 stops
$1,226Delta
Sun, May 17 - Thu, May 28
Delta Logo
10:40 am - 1:15 pm
RAP
-
LCY
19h 35m2 stops
Delta Logo
10:00 am - 9:58 pm
LCY
-
RAP
18h 58m2 stops
$6,772Delta
Sat, May 16 - Wed, May 27

Delta flights from Rapid City to London City Airport

Our best Delta deals on Rapid City to London City Airport flight tickets
Delta
May 15
RAP10:40 amRapid City
14h 15m
2 stops
LCY7:55 amLondon City
May 26
LCY8:25 amLondon City
20h 33m
2 stops
RAP9:58 pmRapid City
$1,217
Find similar
Delta
May 17
RAP4:00 pmRapid City
17h 40m
2 stops
LCY4:40 pmLondon City
May 28
LCY9:20 amLondon City
19h 38m
2 stops
RAP9:58 pmRapid City
$1,226
Find similar
Delta
May 16
RAP10:40 amRapid City
19h 35m
2 stops
LCY1:15 pmLondon City
May 27
LCY10:00 amLondon City
18h 58m
2 stops
RAP9:58 pmRapid City
$6,772
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 December 30, 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

Fri 5/15

10:40 am-7:55 am

2 stops14h 15m

London City

Tue 5/26

8:25 am-9:58 pm

2 stops20h 33m

$1,217

Rapid CityLondon

RAP - LCY

RAPLCY

Rapid City

Sun 5/17

4:00 pm-4:40 pm

2 stops17h 40m

London City

Thu 5/28

9:20 am-9:58 pm

2 stops19h 38m

$1,226

Rapid CityLondon

RAP - LCY

RAPLCY

Rapid City

Sat 5/16

10:40 am-1:15 pm

2 stops19h 35m

London City

Wed 5/27

10:00 am-9:58 pm

2 stops18h 58m

$6,772

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

Fastest flight time

19h 35m

Direct flights

None
The fastest flight from Rapid City to London City Airport takes 19h 35m
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 19h 35m.

  • 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.

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

    Confirm your travel details to search for the latest offers for flights from Rapid City to London City Airport. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

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

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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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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