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Cheap flights from Rapid City to the United Kingdom from $623

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 the United Kingdom departing on 10/7. 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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Find the cheapest flights from Rapid City to the United Kingdom

Cheap round-trip flights

KLM Logo
10:33 am - 1:10 pmRAP-LHR
19h 37m1 stop
KLM Logo
6:30 am - 1:45 pmLHR-RAP
14h 15m2 stops
$623KLM
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Tue, Oct 7 - Fri, Oct 24
Delta Logo
10:33 am - 1:30 pmRAP-LHR
19h 57m2 stops
Delta Logo
8:40 am - 10:36 pmLHR-RAP
20h 56m2 stops
$627Delta
Find Deal
Tue, Oct 7 - Fri, Oct 24
KLM Logo
2:26 pm - 1:10 pmRAP-LHR
15h 44m1 stop
KLM Logo
12:25 pm - 10:36 pmLHR-RAP
17h 11m1 stop
$629KLM
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Tue, Oct 7 - Fri, Oct 24
United Airlines Logo
5:50 pm - 9:40 amRAP-LHR
32h 50m1 stop
United Airlines Logo
5:40 pm - 8:34 pmLHR-RAP
33h 54m2 stops
$633United Airlines
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Sat, Oct 11 - Tue, Oct 21
United Airlines Logo
5:50 pm - 9:40 amRAP-LHR
32h 50m1 stop
United Airlines Logo
3:50 pm - 5:00 pmLHR-RAP
32h 10m2 stops
$634United Airlines
Find Deal
Sat, Oct 11 - Tue, Oct 21
United Airlines Logo
5:50 pm - 9:40 amRAP-LHR
32h 50m1 stop
United Airlines Logo
11:25 am - 6:40 pmLHR-RAP
14h 15m1 stop
$649United Airlines
Find Deal
Sat, Oct 11 - Tue, Oct 21
American Airlines Logo
6:12 pm - 12:15 pmRAP-LHR
11h 03m1 stop
American Airlines Logo
8:20 am - 4:08 pmLHR-RAP
14h 48m1 stop
$798American Airlines
Find Deal
Sun, Sep 14 - Sun, Sep 21
American Airlines Logo
1:12 pm - 11:05 amRAP-LHR
14h 53m1 stop
American Airlines Logo
8:20 am - 9:19 pmLHR-RAP
19h 59m1 stop
$799American Airlines
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Fri, Oct 3 - Fri, Oct 24
Logo
8:32 am - 11:40 amRAP-LCY
20h 08m3 stops
Logo
8:55 am - 10:22 amLCY-RAP
32h 27m2 stops
$1,248
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Fri, Sep 12 - Fri, Sep 19
Logo
8:32 am - 11:40 amRAP-LCY
20h 08m3 stops
Logo
8:55 am - 9:59 pmLCY-RAP
20h 04m3 stops
$1,295
Find Deal
Fri, Sep 12 - Fri, Sep 19

United Airlines flights from Rapid City to United Kingdom

Our best United Airlines deals on Rapid City to United Kingdom flight tickets
United Airlines
Oct 11
RAP5:50 pmRapid City
32h 50m
1 stop
LHR9:40 amLondon Heathrow
Oct 21
LHR5:40 pmLondon Heathrow
33h 54m
2 stops
RAP8:34 pmRapid City
$633
Find similar
United Airlines
Oct 11
RAP5:50 pmRapid City
32h 50m
1 stop
LHR9:40 amLondon Heathrow
Oct 21
LHR3:50 pmLondon Heathrow
32h 10m
2 stops
RAP5:00 pmRapid City
$634
Find similar
United Airlines
Oct 11
RAP5:50 pmRapid City
32h 50m
1 stop
LHR9:40 amLondon Heathrow
Oct 21
LHR11:25 amLondon Heathrow
14h 15m
1 stop
RAP6:40 pmRapid City
$649
Find similar

Delta flights from Rapid City to United Kingdom

Our best Delta deals on Rapid City to United Kingdom flight tickets
Delta
Oct 7
RAP10:33 amRapid City
19h 57m
2 stops
LHR1:30 pmLondon Heathrow
Oct 24
LHR8:40 amLondon Heathrow
20h 56m
2 stops
RAP10:36 pmRapid City
$627
Find similar
Delta
Oct 7
RAP6:05 amRapid City
20h 25m
2 stops
LCY9:30 amLondon City
Oct 24
LCY7:45 amLondon City
21h 51m
2 stops
RAP10:36 pmRapid City
$679
Find similar
Delta
Sep 12
RAP4:24 pmRapid City
20h 36m
2 stops
LHR8:00 pmLondon Heathrow
Sep 19
LHR6:15 amLondon Heathrow
16h 28m
2 stops
RAP3:43 pmRapid City
$824
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Rapid City to United Kingdom 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 July 31, 2025.
Use the filters below to find and compare flights from Rapid City to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Tue 10/7

10:33 am-1:10 pm

1 stop19h 37m

London Heathrow

Fri 10/24

6:30 am-1:45 pm

2 stops14h 15m

$623

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Tue 10/7

10:33 am-1:30 pm

2 stops19h 57m

London Heathrow

Fri 10/24

8:40 am-10:36 pm

2 stops20h 56m

$627

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Tue 10/7

2:26 pm-1:10 pm

1 stop15h 44m

London Heathrow

Fri 10/24

12:25 pm-10:36 pm

1 stop17h 11m

$629

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Sat 10/11

5:50 pm-9:40 am

1 stop32h 50m

London Heathrow

Tue 10/21

5:40 pm-8:34 pm

2 stops33h 54m

$633

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Sat 10/11

5:50 pm-9:40 am

1 stop32h 50m

London Heathrow

Tue 10/21

3:50 pm-5:00 pm

2 stops32h 10m

$634

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Sat 10/11

5:50 pm-9:40 am

1 stop32h 50m

London Heathrow

Tue 10/21

11:25 am-6:40 pm

1 stop14h 15m

$649

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Sun 9/14

6:12 pm-12:15 pm

1 stop11h 03m

London Heathrow

Sun 9/21

8:20 am-4:08 pm

1 stop14h 48m

$798

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Fri 10/3

1:12 pm-11:05 am

1 stop14h 53m

London Heathrow

Fri 10/24

8:20 am-9:19 pm

1 stop19h 59m

$799

Rapid CityLondon

RAP - LCY

RAPLCY

Rapid City

Fri 9/12

8:32 am-11:40 am

3 stops20h 08m

London City

Fri 9/19

8:55 am-10:22 am

2 stops32h 27m

$1,248

Rapid CityLondon

RAP - LCY

RAPLCY

Rapid City

Fri 9/12

8:32 am-11:40 am

3 stops20h 08m

London City

Fri 9/19

8:55 am-9:59 pm

3 stops20h 04m

$1,295

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to the United Kingdom from

How to get the cheapest flight ticket from Rapid City to United Kingdom

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 day to depart on your flight to United Kingdom?

The cheapest day to depart from Rapid City to United Kingdom is on a Friday when prices can be found for as low as $772. The most expensive day to fly to United Kingdom is Monday, with ticket prices averaging around $1,104.

What is the cheapest time of day to depart on your flight to United Kingdom?

According to our data, the cheapest time of day to fly to United Kingdom is in the afternoon. momondo users have found flights departing from Rapid City to United Kingdom in the afternoon for as low as $778. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to United Kingdom are more costly at noon, with an average ticket price of $1,111. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Rapid City to United Kingdom flights?

You could potentially save up to 15% on your flight if you consider stops on a Rapid City to United Kingdom flight.

Cheap Rapid City to United Kingdom flight deals and tips

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

Best Price Found

$623

Fastest flight time

11h 03m

Direct flights

None

Airports in United Kingdom

2 airports
The best flight deal from Rapid City to United Kingdom found on momondo in the last 72 hours is $623
The fastest flight from Rapid City to United Kingdom takes 11h 03m
There are no direct flights from Rapid City to United Kingdom. Popular non-direct routes for this connection are Rapid City Airport - London Heathrow Airport and Rapid City Airport - London City Airport.
There are 2 airports near United Kingdom: London City (LCY), London Heathrow (LHR)
Search flight deals

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

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

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

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

    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 United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The travel and health documents you'll need for your trip to United Kingdom may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at United Kingdom. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Rapid City to United Kingdom

Compare and see reviews for airlines that fly from Rapid City to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $691Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
American AirlinesPriceFrom $724Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

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

It is quick and easy to find Rapid City to United Kingdom flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to United Kingdom that suits you.

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

Flights from Rapid City to United Kingdom 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 United Kingdom?

Once you have performed a search for Rapid City to United Kingdom flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

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