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Cheap flights from Rapid City to the United Kingdom from $639

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 3/8. 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

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Find the cheapest flights from Rapid City to the United Kingdom

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:45 pm - 11:50 am
RAP
-
LHR
39h 05m
2 stops
United Airlines Logo
2:30 pm - 8:34 pm
LHR
-
RAP
36h 04m
2 stops
$639United Airlines
Sun, Mar 8 - Sun, Mar 15
United Airlines Logo
5:41 pm - 9:40 am
RAP
-
LHR
33h 59m
1 stop
United Airlines Logo
7:25 am - 7:02 pm
LHR
-
RAP
18h 37m
2 stops
$668United Airlines
Tue, Mar 24 - Tue, Mar 31
United Airlines Logo
8:30 am - 9:40 am
RAP
-
LHR
19h 10m
1 stop
United Airlines Logo
2:50 pm - 8:44 pm
LHR
-
RAP
12h 54m
1 stop
$697United Airlines
Tue, Mar 24 - Tue, Mar 31
United Airlines Logo
4:15 pm - 12:20 pm
RAP
-
LHR
13h 05m
1 stop
United Airlines Logo
4:25 pm - 5:00 pm
LHR
-
RAP
31h 35m
2 stops
$709United Airlines
Thu, Apr 23 - Mon, Apr 27
United Airlines Logo
10:55 am - 11:35 am
RAP
-
LHR
17h 40m
2 stops
United Airlines Logo
6:55 am - 5:00 pm
LHR
-
RAP
17h 05m
2 stops
$753United Airlines
Thu, Apr 23 - Mon, Apr 27
United Airlines Logo
4:15 pm - 12:20 pm
RAP
-
LHR
13h 05m
1 stop
United Airlines Logo
11:25 am - 8:44 pm
LHR
-
RAP
16h 19m
1 stop
$777United Airlines
Thu, Apr 23 - Mon, Apr 27
Delta Logo
10:58 am - 8:10 pm
RAP
-
LHR
26h 12m
2 stops
Delta Logo
8:05 pm - 3:15 pm
LHR
-
RAP
26h 10m
2 stops
$781Delta
Fri, Apr 24 - Mon, Apr 27
United Airlines Logo
8:30 am - 9:40 am
RAP
-
LHR
18h 10m
1 stop
United Airlines Logo
11:35 am - 5:07 pm
LHR
-
RAP
12h 32m
1 stop
$938United Airlines
Thu, Feb 19 - Mon, Feb 23
Multiple Airlines Logo
11:03 am - 7:05 am
RAP
-
LHR
14h 02m
1 stop
Multiple Airlines Logo
11:05 am - 10:25 pm
LHR
-
RAP
17h 20m
1 stop
$990Multiple Airlines
Sun, Mar 8 - Sun, Mar 15
KLM Logo
11:03 am - 8:50 am
RAP
-
LCY
15h 47m
2 stops
KLM Logo
9:20 am - 10:25 pm
LCY
-
RAP
20h 05m
2 stops
$1,032KLM
Tue, Mar 24 - Tue, Mar 31

Delta flights from Rapid City to United Kingdom

Our best Delta deals on Rapid City to United Kingdom flight tickets
Delta
Apr 24
RAP10:58 amRapid City
26h 12m
2 stops
LHR8:10 pmLondon Heathrow
Apr 27
LHR8:05 pmLondon Heathrow
26h 10m
2 stops
RAP3:15 pmRapid City
$781
Delta
Jun 16
RAP2:25 pmRapid City
22h 45m
2 stops
LHR8:10 pmLondon Heathrow
Jul 8
LHR8:05 pmLondon Heathrow
26h 05m
2 stops
RAP3:10 pmRapid City
$1,159
Delta
Jun 23
RAP2:25 pmRapid City
15h 40m
1 stop
LHR1:05 pmLondon Heathrow
Jul 13
LHR6:30 amLondon Heathrow
15h 40m
2 stops
RAP3:10 pmRapid City
$1,187

Scandinavian Airlines flights from Rapid City to United Kingdom

Our best Scandinavian Airlines deals on Rapid City to United Kingdom flight tickets
Scandinavian Airlines
Jun 16
RAP2:25 pmRapid City
15h 40m
1 stop
LHR1:05 pmLondon Heathrow
Jul 8
LHR12:25 pmLondon Heathrow
16h 33m
1 stop
RAP9:58 pmRapid City
$1,143
Scandinavian Airlines
Jun 15
RAP2:25 pmRapid City
15h 40m
1 stop
LHR1:05 pmLondon Heathrow
Jul 7
LHR12:25 pmLondon Heathrow
16h 33m
1 stop
RAP9:58 pmRapid City
$1,211
Scandinavian Airlines
Jun 15
RAP2:25 pmRapid City
15h 40m
1 stop
LHR1:05 pmLondon Heathrow
Jul 9
LHR10:45 amLondon Heathrow
18h 13m
2 stops
RAP9:58 pmRapid City
$1,291

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 February 9, 2026.
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

Sun 3/8

2:45 pm-11:50 am

2 stops39h 05m

London Heathrow

Sun 3/15

2:30 pm-8:34 pm

2 stops36h 04m

$639

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Tue 3/24

5:41 pm-9:40 am

1 stop33h 59m

London Heathrow

Tue 3/31

7:25 am-7:02 pm

2 stops18h 37m

$668

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Tue 3/24

8:30 am-9:40 am

1 stop19h 10m

London Heathrow

Tue 3/31

2:50 pm-8:44 pm

1 stop12h 54m

$697

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Thu 4/23

4:15 pm-12:20 pm

1 stop13h 05m

London Heathrow

Mon 4/27

4:25 pm-5:00 pm

2 stops31h 35m

$709

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Thu 4/23

10:55 am-11:35 am

2 stops17h 40m

London Heathrow

Mon 4/27

6:55 am-5:00 pm

2 stops17h 05m

$753

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Thu 4/23

4:15 pm-12:20 pm

1 stop13h 05m

London Heathrow

Mon 4/27

11:25 am-8:44 pm

1 stop16h 19m

$777

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Fri 4/24

10:58 am-8:10 pm

2 stops26h 12m

London Heathrow

Mon 4/27

8:05 pm-3:15 pm

2 stops26h 10m

$781

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Thu 2/19

8:30 am-9:40 am

1 stop18h 10m

London Heathrow

Mon 2/23

11:35 am-5:07 pm

1 stop12h 32m

$938

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Sun 3/8

11:03 am-7:05 am

1 stop14h 02m

London Heathrow

Sun 3/15

11:05 am-10:25 pm

1 stop17h 20m

$990

Rapid CityLondon

RAP - LCY

RAPLCY

Rapid City

Tue 3/24

11:03 am-8:50 am

2 stops15h 47m

London City

Tue 3/31

9:20 am-10:25 pm

2 stops20h 05m

$1,032

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

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

You could potentially save up to 26% 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

Fastest flight time

13h 05m

Direct flights

None
The fastest flight from Rapid City to United Kingdom takes 13h 05m
There are no direct flights from Rapid City to United Kingdom. There are no popular flight routes from Rapid City to United Kingdom.
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 $695Free CancellationRating
7.4
9,262 reviews
Search United 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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