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$623+ Cheap flights from Rapid City (RAP) to London (LON)

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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — LON
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from Rapid City to London

Discover tips and strategies to find the most affordable flight options for your journey from Rapid City (RAP) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 30, 2025.

Round-trip from

$623
(KLM)

Popular in

June

Cheapest in

August

Average price

$1,051
From Rapid City to London (LON)
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($259 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
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Find flight deals from Rapid City to London

Cheapest flights from Rapid City to London
Explore the most affordable flight options available from Rapid City to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This KLM deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/72:26 pmRAP - LHR
1 stop15h 44mKLM
Fri 10/246:30 amLHR - RAP
2 stops16h 20mKLM
Deal found 7/30$623
This Virgin Atlantic deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/72:26 pmRAP - LHR
2 stops16h 04mVirgin Atlantic
Fri 10/246:30 amLHR - RAP
2 stops23h 06mVirgin Atlantic
Deal found 7/30$627
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/115:50 pmRAP - LHR
1 stop32h 50mUnited Airlines
Tue 10/213:50 pmLHR - RAP
2 stops32h 10mUnited Airlines
Deal found 7/29$634
This American Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/31:12 pmRAP - LHR
1 stop14h 53mAmerican Airlines
Fri 10/248:20 amLHR - RAP
1 stop19h 59mAmerican Airlines
Deal found 7/30$799
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/124:24 pmRAP - LHR
2 stops20h 36mDelta
Fri 9/196:15 amLHR - RAP
2 stops16h 28mDelta
Deal found 7/29$824
This KLM deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/311:00 amRAP - LCY
2 stops14h 10mKLM
Fri 10/247:45 amLCY - RAP
2 stops15h 05mKLM
Deal found 7/27$849
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/128:32 amRAP - LCY
3 stops20h 08mMultiple Airlines
Fri 9/198:55 amLCY - RAP
2 stops32h 27mMultiple Airlines
Deal found 7/29$1,248

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rapid City to London 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, Cheapflights users made 2,558,603 searches. Data last updated July 30, 2025.
Use the filters below to find and compare flights from Rapid City to London that are best for you.

Fly from

Rapid City

Fly to

London

Route

Depart

Return

Price

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Tue 10/7

2:26 pm-1:10 pm

1 stop15h 44m

London Heathrow

Fri 10/24

6:30 am-3:50 pm

2 stops16h 20m

$623

Rapid CityLondon

RAP - LHR

RAPLHR

Rapid City

Tue 10/7

2:26 pm-1:30 pm

2 stops16h 04m

London Heathrow

Fri 10/24

6:30 am-10:36 pm

2 stops23h 06m

$627

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

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 - LHR

RAPLHR

Rapid City

Fri 9/12

4:24 pm-8:00 pm

2 stops20h 36m

London Heathrow

Fri 9/19

6:15 am-3:43 pm

2 stops16h 28m

$824

Rapid CityLondon

RAP - LCY

RAPLCY

Rapid City

Fri 10/3

11:00 am-8:10 am

2 stops14h 10m

London City

Fri 10/24

7:45 am-3:50 pm

2 stops15h 05m

$849

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

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Rapid City to London

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

Cheapflights Insights

Everything you need to know about your flight from Rapid City to London
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated July 30, 2025.
Get a feel of what it's like to fly with Delta, KLM, and United Airlines from Rapid City to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,383 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,896 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
655 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Rapid City to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Rapid City (RAP) is the airport you will fly out of if you book a flight from Rapid City to London. You should not have trouble finding flights to London from Rapid City; the airport handles an average of 0 outbound flights to London per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Rapid City airport to London. It is only a 9.0 mi journey to Rapid City (RAP) from Rapid City’s city center.

  • What are the cheapest airlines flying from Rapid City to London round-trip?

    Currently priced at $623, KLM will fly you from Rapid City to London and back. In addition to KLM, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Virgin Atlantic and United Airlines - these airlines can fly you to your destination from $627 and $634, respectively. KLM is currently priced 27% below the average price you’ll pay for this route.

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

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

  • How can I find direct flights from Rapid City to London?

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

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

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

  • What is the cheapest month to book a flight from Rapid City to London?

    Currently, November is the cheapest month in which you can book a flight from Rapid City to London (average of $661). Flying from Rapid City to London in June is currently the most expensive (average of $1,097). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Harrow
Canterbury
Dover
Orpington
Watford
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Borehamwood
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Aylesbury
Chelmsford
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Bishop's Stortford
Eastbourne

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Top 2 airlines flying from Rapid City to London

Discover the top 2 airlines that operate flights from Rapid City to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$691Average$1,086FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$724Average$933FlexibilityNo cancel feeOn-time71%

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