How long is the flight from Rapid City to London Heathrow Airport?

There are many flights that can get you from Rapid City to London Heathrow Airport in 12h 44m. Fly via United Airlines, American Airlines, or KLM to get the fastest option. The distance from Rapid City to London Heathrow Airport is about 4385 mi. This flight may include one or multiple stops.

What is the cheapest airline to fly from Rapid City to London Heathrow Airport round-trip?

United Airlines, at $695, was found to be the cheapest airline from Rapid City to London Heathrow Airport..

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

What is the cheapest time of day to fly from RAP to LHR?

When flying from Rapid City to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Rapid City-London Heathrow Airport flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Rapid City-London Heathrow Airport flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Rapid City-London Heathrow Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Rapid City-London Heathrow Airport flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Rapid City-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Rapid City to London Heathrow?

For a flight from Rapid City to London Heathrow, you will be flying from Rapid City. Rapid City (RAP) is just 9.0 mi from the center of the city. Rapid City is the only Rapid City airport and it handles 0 outbound flights to London Heathrow per day. 1 airline has flights to London Heathrow from Rapid City on a regular basis.

Can I find deals for flights from Rapid City to Heathrow that include hotel bookings?

Yes. In addition to deals on Rapid City to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Rapid City to Heathrow?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rapid City to Heathrow.

Can I find deals for business class flights from Rapid City to Heathrow?

Yes. Cheapflights offers flight deals from Rapid City to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$548+ Cheap Flights from Rapid City to London Heathrow Airport

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Cheap flight deals from Rapid City to Heathrow

Cheapest

Best

Last-minute

One-way

Cheapest flights from Rapid City to Heathrow
Explore the most affordable flight options available from Rapid City to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 22, 2026.

Tue 11/176:11 am -

1 stop17h 39m

Tue 11/248:25 am -

2 stops20h 09m

Deal found 10/18

$904

Wed 12/24:36 pm -

2 stops14h 14m

Wed 12/96:30 am -

2 stops16h 23m

Deal found 10/18

$916

Wed 12/211:21 am -

1 stop12h 44m

Wed 12/99:50 am -

1 stop19h 56m

Deal found 10/18

$931

Fri 12/411:21 am -

1 stop12h 44m

Fri 12/116:30 am -

2 stops16h 23m

Deal found 10/20

$954

Fri 12/46:42 am -

1 stop17h 23m

Fri 12/119:50 am -

1 stop19h 56m

Deal found 10/20

$955

Fri 12/411:21 am -

1 stop12h 44m

Fri 12/116:30 am -

2 stops16h 23m

Deal found 10/19

$962

Fri 12/412:18 pm -

1 stop14h 22m

Fri 12/1111:35 am -

1 stop16h 33m

Deal found 10/19

$991

Thu 11/196:45 am -

1 stop17h 20m

Thu 11/266:20 am -

2 stops16h 34m

Deal found 10/20

$1,028

Thu 11/196:45 am -

2 stops24h 05m

Thu 11/266:30 am -

2 stops16h 24m

Deal found 10/20

$1,040

Best flights from Rapid City to Heathrow
Discover carefully curated flight deals from Rapid City to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 22, 2026.

Mon 3/12:40 pm -

2 stops14h 20m

Wed 3/109:00 am -

2 stops19h 45m

Deal found 10/17

$883

Tue 11/176:11 am -

1 stop17h 39m

Tue 11/248:25 am -

2 stops20h 09m

Deal found 10/18

$904

Wed 12/211:21 am -

1 stop12h 44m

Wed 12/96:30 am -

2 stops23h 16m

Deal found 10/18

$909

Mon 3/111:30 am -

1 stop12h 35m

Wed 3/109:50 am -

1 stop19h 49m

Deal found 10/17

$917

Wed 12/211:21 am -

1 stop12h 44m

Wed 12/99:50 am -

1 stop19h 56m

Deal found 10/18

$931

Fri 12/411:21 am -

1 stop12h 44m

Fri 12/116:30 am -

2 stops16h 23m

Deal found 10/19

$962

Fri 12/412:18 pm -

1 stop14h 22m

Fri 12/1111:35 am -

1 stop16h 33m

Deal found 10/19

$991

Thu 1/146:55 am -

2 stops21h 45m

Mon 1/186:30 am -

2 stops23h 09m

Deal found 10/20

$1,028

Thu 11/196:45 am -

1 stop17h 20m

Thu 11/269:50 am -

1 stop13h 04m

Deal found 10/20

$1,050

Mon 11/1610:30 am -

1 stop16h 10m

Wed 11/1811:35 am -

1 stop12h 34m

Deal found 10/18

$1,266

Last-minute flights from Rapid City to Heathrow
Discover last-minute flight deals from Rapid City to Heathrow. Data last updated October 22, 2026 and is based on user searches.

Mon 11/1610:30 am -

1 stop16h 10m

Wed 11/1811:35 am -

1 stop12h 34m

Deal found 10/19

$1,266

Tue 11/176:11 am -

1 stop17h 39m

Tue 11/248:25 am -

2 stops20h 09m

Deal found 10/18

$904

Tue 11/176:45 am -

3 stops19h 35m

Tue 11/246:40 am -

3 stops23h 01m

Deal found 10/18

$2,093

Thu 11/196:45 am -

1 stop17h 20m

Thu 11/266:20 am -

2 stops16h 34m

Deal found 10/20

$1,028

Thu 11/196:45 am -

2 stops24h 05m

Thu 11/266:30 am -

2 stops16h 24m

Deal found 10/20

$1,040

Find flight deals from Rapid City to Heathrow

Most accurate provider	Ovago 3 stars
Most trusted provider	Ovago 3 stars
Round-trip from	$883 (United Airlines)
One-way from	$548 (Virgin Atlantic)

Provider with most accurate pricing for Rapid City-London Heathrow flight deals.

Search Deals

Provider most trusted by Cheapflights users for Rapid City-London Heathrow flights.

Search Deals

From Rapid City to London Heathrow

Search Deals

One-way flight from Rapid City to London Heathrow

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Rapid City to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

Rapid CityLondon

RAP Rapid City - LHR London Heathrow

RAPLHR

Rapid City

Sun 11/1

6:39 am-7:05 am

1 stop17h 26m

London Heathrow

Wed 12/31

12:00 am-4:00 pm

Nonstop0h 00m

$548

Rapid CityLondon

RAP Rapid City - LHR London Heathrow

RAPLHR

Rapid City

Sun 11/1

5:50 pm-7:40 am

2 stops30h 50m

London Heathrow

Wed 12/31

12:00 am-4:00 pm

Nonstop0h 00m

$554

Rapid CityLondon

RAP Rapid City - LHR London Heathrow

RAPLHR

Rapid City

Sun 11/1

12:29 pm-10:40 pm

3 stops51h 11m

London Heathrow

Wed 12/31

12:00 am-4:00 pm

Nonstop0h 00m

$789

Rapid CityLondon

RAP Rapid City - LHR London Heathrow

RAPLHR

Rapid City

Mon 3/1

2:40 pm-12:00 pm

2 stops14h 20m

London Heathrow

Wed 3/10

9:00 am-9:45 pm

2 stops19h 45m

$883

Rapid CityLondon

RAP Rapid City - LHR London Heathrow

RAPLHR

Rapid City

Tue 11/17

6:11 am-6:50 am

1 stop17h 39m

London Heathrow

Tue 11/24

8:25 am-9:34 pm

2 stops20h 09m

$904

Rapid CityLondon

RAP Rapid City - LHR London Heathrow

RAPLHR

Rapid City

Wed 12/2

11:21 am-7:05 am

1 stop12h 44m

London Heathrow

Wed 12/9

6:30 am-10:46 pm

2 stops23h 16m

$909

Rapid CityLondon

RAP Rapid City - LHR London Heathrow

RAPLHR

Rapid City

Mon 3/1

11:30 am-7:05 am

1 stop12h 35m

London Heathrow

Wed 3/10

9:50 am-10:39 pm

1 stop19h 49m

$917

Rapid CityLondon

RAP Rapid City - LHR London Heathrow

RAPLHR

Rapid City

Wed 12/2

11:21 am-7:05 am

1 stop12h 44m

London Heathrow

Wed 12/9

9:50 am-10:46 pm

1 stop19h 56m

$931

Rapid CityLondon

RAP Rapid City - LHR London Heathrow

RAPLHR

Rapid City

Fri 12/4

11:21 am-7:05 am

1 stop12h 44m

London Heathrow

Fri 12/11

6:30 am-3:53 pm

2 stops16h 23m

$962

Rapid CityLondon

RAP Rapid City - LHR London Heathrow

RAPLHR

Rapid City

Fri 12/4

12:18 pm-9:40 am

1 stop14h 22m

London Heathrow

Fri 12/11

11:35 am-9:08 pm

1 stop16h 33m

$991

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/19

Showing 1-10 of 13 resultsSorted by cheapest first

Compare providers for flights from Rapid City to Heathrow

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Rapid City to Heathrow in October.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
Ovago	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Rapid City-London Heathrow Airport flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Rapid City-London Heathrow Airport flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Rapid City-London Heathrow Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Rapid City-London Heathrow Airport flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Rapid City-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Rapid City to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Rapid City with our price prediction graph.

RAP-LHR

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Heathrow

Read through reviews of airlines operating flights from Rapid City to London Heathrow Airport, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.3

Good

10,392 reviews

Reviews

1 / 20

8.0

Excellent

Asha,Sep 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

United Airlines

7.3

Good

10,392 reviews

United Airlines

7.3

Good

10,392 reviews

Reviews

1 / 20

8.0

Excellent

Asha,Sep 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

Related info for your journey

What airport do you fly from for flights from Rapid City to London Heathrow?
For a flight from Rapid City to London Heathrow, you will be flying from Rapid City. Rapid City (RAP) is just 9.0 mi from the center of the city. Rapid City is the only Rapid City airport and it handles 0 outbound flights to London Heathrow per day. 1 airline has flights to London Heathrow from Rapid City on a regular basis.
How long is the flight from Rapid City to London Heathrow Airport?
There are many flights that can get you from Rapid City to London Heathrow Airport in 12h 44m. Fly via United Airlines, American Airlines, or KLM to get the fastest option. The distance from Rapid City to London Heathrow Airport is about 4385 mi. This flight may include one or multiple stops.
What is the cheapest airline to fly from Rapid City to London Heathrow Airport round-trip?
United Airlines, at $695, was found to be the cheapest airline from Rapid City to London Heathrow Airport..
Can I find deals for flights from Rapid City to Heathrow that include hotel bookings?
Yes. In addition to deals on Rapid City to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Rapid City to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rapid City to Heathrow.
Can I find deals for business class flights from Rapid City to Heathrow?
Yes. Cheapflights offers flight deals from Rapid City to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Top airline flying from Rapid City to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$695	Average$1,064	FlexibilityNo cancel fee	On-time69%

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$548+ Cheap flights from Rapid City (RAP) to Heathrow (LHR)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/1. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Rapid City to Heathrow with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Rapid City to Heathrow

Cheapest flights from Rapid City to HeathrowExplore the most affordable flight options available from Rapid City to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 22, 2026.

Explore the most affordable flight options available from Rapid City to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 22, 2026.

Best flights from Rapid City to HeathrowDiscover carefully curated flight deals from Rapid City to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 22, 2026.

Discover carefully curated flight deals from Rapid City to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 22, 2026.

Last-minute flights from Rapid City to HeathrowDiscover last-minute flight deals from Rapid City to Heathrow. Data last updated October 22, 2026 and is based on user searches.

Discover last-minute flight deals from Rapid City to Heathrow. Data last updated October 22, 2026 and is based on user searches.

One-way flights from Rapid City to HeathrowSearch for one-way flight options from Rapid City to Heathrow. Find affordable one-way fares based on user searches. Data last updated October 22, 2026.

Search for one-way flight options from Rapid City to Heathrow. Find affordable one-way fares based on user searches. Data last updated October 22, 2026.

Find flight deals from Rapid City to Heathrow

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Rapid City to London Heathrow Airport that are best for you.

Compare providers for flights from Rapid City to Heathrow

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Rapid City to Heathrow in October.

Best time to book a flight from Rapid City to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Rapid City with our price prediction graph.

Reviews of airlines servicing Heathrow

Read through reviews of airlines operating flights from Rapid City to London Heathrow Airport, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Rapid City to London Heathrow?

How long is the flight from Rapid City to London Heathrow Airport?

What is the cheapest airline to fly from Rapid City to London Heathrow Airport round-trip?

Can I find deals for flights from Rapid City to Heathrow that include hotel bookings?

How can I find direct flights from Rapid City to Heathrow?

Can I find deals for business class flights from Rapid City to Heathrow?

Traveling to a place near London Heathrow Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Rapid City to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Heathrow by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Rapid City to Heathrow by cabin class

Find flights from Rapid City to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 22, 2026.

Rapid City and Heathrow flights

Browse other Rapid City and Heathrow flight options. Last updated on October 22, 2026.

Other flights from Rapid City

Browse through other flights departing from Rapid City. Flights are based on user searches made on Cheapflights and were last updated on October 22, 2026.

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Check out other popular destinations found by fellow travelers in 2026

Top airline flying from Rapid City to Heathrow

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Cheapest flights from Rapid City to Heathrow
Explore the most affordable flight options available from Rapid City to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 22, 2026.

Best flights from Rapid City to Heathrow
Discover carefully curated flight deals from Rapid City to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 22, 2026.

Last-minute flights from Rapid City to Heathrow
Discover last-minute flight deals from Rapid City to Heathrow. Data last updated October 22, 2026 and is based on user searches.

One-way flights from Rapid City to Heathrow
Search for one-way flight options from Rapid City to Heathrow. Find affordable one-way fares based on user searches. Data last updated October 22, 2026.