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Cheap flights from London Heathrow Airport to Rapid City from $805

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Rapid City departing on 4/25. 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 London Heathrow Airport to Rapid City

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:20 am - 10:28 pm
LHR
-
RAP
19h 08m3 stops
Multiple Airlines Logo
4:10 pm - 9:20 am
RAP
-
LHR
34h 10m3 stops
$1,000Multiple Airlines
Fri, Jan 30 - Fri, Feb 6
American Airlines Logo
8:20 am - 9:15 pm
LHR
-
RAP
19h 55m1 stop
American Airlines Logo
2:08 pm - 11:40 am
RAP
-
LHR
14h 32m1 stop
$1,107American Airlines
Fri, Jan 30 - Fri, Feb 6
American Airlines Logo
8:20 am - 9:15 pm
LHR
-
RAP
19h 55m2 stops
American Airlines Logo
6:00 am - 6:30 am
RAP
-
LHR
17h 30m2 stops
$1,111American Airlines
Fri, Jan 30 - Fri, Feb 6
United Airlines Logo
11:35 am - 10:29 pm
LHR
-
RAP
17h 54m1 stop
United Airlines Logo
10:45 am - 9:40 am
RAP
-
LHR
15h 55m1 stop
$1,141United Airlines
Thu, Jan 22 - Mon, Jan 26
United Airlines Logo
10:25 am - 8:32 pm
LHR
-
RAP
17h 07m2 stops
United Airlines Logo
7:00 am - 6:40 am
RAP
-
LHR
16h 40m2 stops
$1,143United Airlines
Thu, Jan 22 - Mon, Jan 26
Multiple Airlines Logo
4:50 pm - 10:28 pm
LHR
-
RAP
36h 38m2 stops
Multiple Airlines Logo
10:54 am - 6:50 am
RAP
-
LHR
36h 56m2 stops
$1,673Multiple Airlines
Mon, Jan 5 - Sat, Jan 10
Multiple Airlines Logo
4:50 pm - 10:28 pm
LHR
-
RAP
36h 38m2 stops
Multiple Airlines Logo
10:54 am - 7:05 am
RAP
-
LHR
13h 11m1 stop
$1,717Multiple Airlines
Mon, Jan 5 - Sat, Jan 10
Multiple Airlines Logo
11:05 am - 10:28 pm
LHR
-
RAP
18h 23m1 stop
Multiple Airlines Logo
10:54 am - 7:05 am
RAP
-
LHR
13h 11m1 stop
$2,447Multiple Airlines
Mon, Jan 5 - Sat, Jan 10
Multiple Airlines Logo
6:40 am - 10:28 pm
LHR
-
RAP
22h 48m3 stops
Multiple Airlines Logo
4:10 pm - 2:35 pm
RAP
-
LHR
39h 25m3 stops
$5,163Multiple Airlines
Mon, Jan 5 - Sat, Jan 10

American Airlines flights from London Heathrow Airport to Rapid City

Our best American Airlines deals on London Heathrow Airport to Rapid City flight tickets
American Airlines
Jan 30
LHR8:20 amLondon Heathrow
19h 55m
1 stop
RAP9:15 pmRapid City
Feb 6
RAP2:08 pmRapid City
14h 32m
1 stop
LHR11:40 amLondon Heathrow
$1,107
Find similar
American Airlines
Jan 30
LHR8:20 amLondon Heathrow
19h 55m
2 stops
RAP9:15 pmRapid City
Feb 6
RAP6:00 amRapid City
17h 30m
2 stops
LHR6:30 amLondon Heathrow
$1,111
Find similar

United Airlines flights from London Heathrow Airport to Rapid City

Our best United Airlines deals on London Heathrow Airport to Rapid City flight tickets
United Airlines
Jan 22
LHR11:35 amLondon Heathrow
12h 37m
1 stop
RAP5:12 pmRapid City
Jan 26
RAP7:00 amRapid City
18h 25m
2 stops
LHR8:25 amLondon Heathrow
$1,141
Find similar
United Airlines
Jan 22
LHR10:25 amLondon Heathrow
17h 07m
2 stops
RAP8:32 pmRapid City
Jan 26
RAP7:00 amRapid City
16h 40m
2 stops
LHR6:40 amLondon Heathrow
$1,143
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from London Heathrow Airport to Rapid City 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 18, 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Rapid City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Fri 1/30

10:20 am-10:28 pm

3 stops19h 08m

Rapid City

Fri 2/6

4:10 pm-9:20 am

3 stops34h 10m

$1,000

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Fri 1/30

8:20 am-9:15 pm

1 stop19h 55m

Rapid City

Fri 2/6

2:08 pm-11:40 am

1 stop14h 32m

$1,107

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Fri 1/30

8:20 am-9:15 pm

2 stops19h 55m

Rapid City

Fri 2/6

6:00 am-6:30 am

2 stops17h 30m

$1,111

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Thu 1/22

11:35 am-10:29 pm

1 stop17h 54m

Rapid City

Mon 1/26

10:45 am-9:40 am

1 stop15h 55m

$1,141

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Thu 1/22

10:25 am-8:32 pm

2 stops17h 07m

Rapid City

Mon 1/26

7:00 am-6:40 am

2 stops16h 40m

$1,143

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Mon 1/5

4:50 pm-10:28 pm

2 stops36h 38m

Rapid City

Sat 1/10

10:54 am-6:50 am

2 stops36h 56m

$1,673

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Mon 1/5

4:50 pm-10:28 pm

2 stops36h 38m

Rapid City

Sat 1/10

10:54 am-7:05 am

1 stop13h 11m

$1,717

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Mon 1/5

11:05 am-10:28 pm

1 stop18h 23m

Rapid City

Sat 1/10

10:54 am-7:05 am

1 stop13h 11m

$2,447

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Mon 1/5

6:40 am-10:28 pm

3 stops22h 48m

Rapid City

Sat 1/10

4:10 pm-2:35 pm

3 stops39h 25m

$5,163

LondonRapid City

LHR - RAP

LHRRAP

London Heathrow

Sat 4/25

9:00 am-10:27 pm

2 stops20h 27m

$805

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Rapid City from

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

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 London Heathrow to Rapid City?

United Airlines and Virgin Atlantic are the most popular carriers operating from London Heathrow to Rapid City

When to book flights from London Heathrow Airport to Rapid City

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

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

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

Fastest flight time

12h 37m

Direct flights

None
The fastest flight from London Heathrow Airport to Rapid City takes 12h 37m
There are no direct flights from London Heathrow Airport to Rapid City. There are no popular flight routes from London Heathrow Airport to Rapid City.
Search flight deals

  • How far is London Heathrow to Rapid City by plane?

    A flight from London Heathrow to Rapid City will travel around 4388.5 mi. By plane, this route typically takes 12h 37m.

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

    Prices for flights from London Heathrow Airport to Rapid City Airport refresh daily.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Rapid City Airport.

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

    The travel and health documents required for your trip to Rapid City Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Rapid City Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Rapid City?

Book flights to Rapid City if you plan to visit one of these locations
Deadwood
Keystone
Sturgis
Spearfish
Custer
Hill City
Wall
Hot Springs

Why use momondo?

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

It is quick and easy to find London to Rapid City 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 Rapid City that suits you.

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

All flight searches from London to Rapid City on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Rapid City from London.

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

Yes momondo offers price alerts on flights to Rapid City from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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