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Cheap flights from Raleigh to London Heathrow Airport from £221

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — LHR
18 Apr — 25 Apr1
1 adult

Cheapflights Tip: The best prices from Raleigh-Durham to London Heathrow are usually found in February or October, booked 85 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Raleigh to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Raleigh (RDU) to Heathrow (LHR). 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 13 April 2025.

Round-trip from

£523

One-way from

£221

Popular in

June

Cheapest in

February

Average price

£611

Good round-trip deal

£689 or less

Good one-way deal

£419 or less
Finnair
  • Finnair
  • 6/5-13/5
  • Nonstop
  • 16h 15m total
  • Raleigh to London
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3/8
  • 3/8
  • 2 total stops
  • 15h 00m total
  • Raleigh to London
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Highest demand for flights based on searches. 15% potential increase in price (£96 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Raleigh-Durham to London Heathrow.
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Price to beat on a one-way flight from Raleigh-Durham to London Heathrow.
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Find flight deals from Raleigh to Heathrow

Cheapest flights from Raleigh to Heathrow
Explore the most affordable flight options available from Raleigh to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 April 2025.

Tue 6/518:15RDU - LHR
Nonstop7h 40mFinnair
Tue 13/510:05LHR - RDU
Nonstop8h 35mFinnair
Deal found 12/4£523
Tue 6/506:00RDU - LHR
2 stops19h 30mUnited Airlines
Thu 22/506:30LHR - RDU
1 stop12h 15mUnited Airlines
Deal found 12/4£524
Tue 6/512:49RDU - LHR
1 stop12h 31mIberia
Tue 13/510:05LHR - RDU
Nonstop8h 35mIberia
Deal found 12/4£525
Tue 6/516:53RDU - LHR
1 stop11h 37mJetBlue
Wed 14/508:15LHR - RDU
1 stop12h 30mJetBlue
Deal found 13/4£525
Tue 6/511:25RDU - LHR
2 stops14h 05mMultiple Airlines
Wed 14/506:50LHR - RDU
2 stops14h 05mMultiple Airlines
Deal found 13/4£529
Tue 29/410:34RDU - LHR
2 stops14h 56mAir Canada
Tue 6/514:05LHR - RDU
2 stops14h 41mAir Canada
Deal found 12/4£533
Mon 8/920:30RDU - LHR
1 stop18h 50mIcelandair
Tue 16/913:05LHR - RDU
1 stop11h 25mIcelandair
Deal found 12/4£544
Wed 16/719:15RDU - LHR
1 stop10h 50mBritish Airways
Wed 17/910:05LHR - RDU
Nonstop8h 40mBritish Airways
Deal found 13/4£546
Mon 12/516:40RDU - LHR
1 stop11h 55mLufthansa
Mon 19/520:25LHR - RDU
2 stops26h 16mLufthansa
Deal found 12/4£549
Sun 6/719:59RDU - LHR
1 stop10h 26mDelta
Thu 4/906:15LHR - RDU
1 stop14h 55mDelta
Deal found 12/4£563
Sat 3/505:30RDU - LHR
1 stop11h 10mAmerican Airlines
Thu 8/510:05LHR - RDU
1 stop12h 00mAmerican Airlines
Deal found 12/4£578
Mon 5/510:16RDU - LHR
2 stops30h 24mAustrian Airlines
Mon 12/506:00LHR - RDU
2 stops17h 43mAustrian Airlines
Deal found 12/4£589

Cheapflights Fare Finder

Customise your flight search to find flights from Raleigh to Heathrow 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 858,174 searches. Data last updated 13 April 2025.
Use the filters below to find and compare flights from Raleigh to London Heathrow Airport that are best for you.

Fly from

Raleigh

Fly to

Heathrow

Route

Depart

Return

Price

RaleighLondon

RDU - LHR

RDULHR

Raleigh-Durham

Tue 6/5

18:15-06:55

Nonstop7h 40m

London Heathrow

Tue 13/5

10:05-13:40

Nonstop8h 35m

£523

RaleighLondon

RDU - LHR

RDULHR

Raleigh-Durham

Tue 6/5

06:00-06:30

2 stops19h 30m

London Heathrow

Thu 22/5

06:30-13:45

1 stop12h 15m

£524

RaleighLondon

RDU - LHR

RDULHR

Raleigh-Durham

Sun 27/4

06:00-20:45

1 stop9h 45m

London Heathrow

Sun 11/5

08:15-15:45

1 stop12h 30m

£525

RaleighLondon

RDU - LHR

RDULHR

Raleigh-Durham

Mon 7/7

20:30-11:55

1 stop10h 25m

London Heathrow

Sat 6/9

13:05-19:30

1 stop11h 25m

£528

RaleighLondon

RDU - LHR

RDULHR

Raleigh-Durham

Tue 6/5

11:25-06:30

2 stops14h 05m

London Heathrow

Wed 14/5

06:50-15:55

2 stops14h 05m

£529

RaleighLondon

RDU - LHR

RDULHR

Raleigh-Durham

Sun 28/9

12:51-07:40

1 stop13h 49m

London Heathrow

Fri 10/10

10:05-13:45

Nonstop8h 40m

£531

RaleighLondon

RDU - LHR

RDULHR

Raleigh-Durham

Tue 29/4

10:34-06:30

2 stops14h 56m

London Heathrow

Tue 6/5

14:05-23:46

2 stops14h 41m

£533

RaleighLondon

RDU - LHR

RDULHR

Raleigh-Durham

Tue 6/5

09:32-13:00

2 stops22h 28m

London Heathrow

Tue 13/5

06:00-17:41

2 stops16h 41m

£542

RaleighLondon

RDU - LHR

RDULHR

Raleigh-Durham

Wed 16/7

13:09-06:20

1 stop12h 11m

London Heathrow

Wed 17/9

10:05-13:45

Nonstop8h 40m

£546

RaleighLondon

RDU - LHR

RDULHR

Raleigh-Durham

Mon 12/5

16:40-09:35

1 stop11h 55m

London Heathrow

Mon 19/5

20:25-17:41

2 stops26h 16m

£549

Flights are sorted by cheapest return flights first.

Deals found on 12/4

Showing 1-10 of 32 results
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Best time to book a flight from Raleigh to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Raleigh with our price prediction graph.
Estimated return 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 Raleigh to London Heathrow Airport

How far ahead should I book a flight from Raleigh to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from Raleigh to Heathrow. Price data was last updated on 11 April 2025.

Booking 85 days in advance of your planned departure date is, on average, the best time to get cheap flights from Raleigh to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Raleigh to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Raleigh to London Heathrow Airport (average of £112). Flying from Raleigh to London Heathrow Airport in August is currently the most expensive (average of £164). 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.

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

Find hourly flight availability from Raleigh to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 April 2025.

It’s optimal to fly from Raleigh to London Heathrow Airport in the morning. By choosing this option you can save up to 35% on the cost of your flight, compared to a flight at midday.

Weekly flight availability from Raleigh to London Heathrow Airport

Explore weekly flight availability from Raleigh to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 13 April 2025.

The most flights from RDU to LHR are scheduled on a Monday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 13 April 2025.
See what other customers who have flown with Delta, LOT and Finnair from Raleigh to London have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,914 reviews
Check prices

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very Good
7,914 reviews
Delta
8.0
Very Good
7,914 reviews
Check prices

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LOT
7.6
Good
1,065 reviews
Delta
8.0
Very Good
7,914 reviews
Check prices

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,269 reviews
Delta
8.0
Very Good
7,914 reviews
Check prices

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Austrian Airlines
7.6
Good
774 reviews
Delta
8.0
Very Good
7,914 reviews
Check prices

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.5
Good
1,433 reviews
Delta
8.0
Very Good
7,914 reviews
Check prices

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Raleigh to Heathrow. 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 Raleigh to London Heathrow?

    Most people fly from Raleigh-Durham (RDU) if they book a flight from Raleigh to London Heathrow. On average, Raleigh-Durham has 6 outbound flights to London Heathrow per day from 5 airlines. Raleigh-Durham is conveniently located just 11.1 mi from Raleigh’s city center.

  • What are the cheapest airlines flying from Raleigh to London Heathrow Airport round-trip?

    Flying on Finnair is currently your cheapest option to London Heathrow Airport, with prices starting at £523. Additional return tickets that might be worth considering are offered by United Airlines and JetBlue, with the lowest prices starting at £524 and £525, respectively. These flights start at 24% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Raleigh to London Heathrow Airport one-way?

    £290 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on JetBlue and Aer Lingus, with prices starting from £301 and £318, respectively.

  • What are the most reliable airlines from Raleigh to London Heathrow Airport?

    No one likes to see their flight delayed. When booking a flight from Raleigh to London Heathrow Airport consider choosing American Airlines (75%), Finnair (75%) or Iberia (75%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Raleigh to London Heathrow Airport?

    Looking for the cheapest flight from Raleigh to London Heathrow Airport? While on average our users pay £675, our data indicates the cheapest price to be £354. The most popular route (Raleigh-Durham - London Heathrow), is priced around £457.

  • Can I find deals for flights from Raleigh to Heathrow that include hotel bookings?

    Yes. In addition to deals on Raleigh to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Raleigh to Heathrow?

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

  • Can I find deals for business class flights from Raleigh to Heathrow?

    Yes. Cheapflights offers flight deals from Raleigh 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.

  • What is the cheapest month to book a flight from Raleigh to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Raleigh to London Heathrow Airport (average of £112). Flying from Raleigh to London Heathrow Airport in August is currently the most expensive (average of £164). 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

Travelling to a place near Raleigh?

Book flights to Raleigh if you plan to visit one of these locations
Hounslow
Deal
Milton Keynes
Luton
Gatwick
Croydon
Slough
Eastbourne
Northampton
Wembley
Crawley
Hayes
Swindon
Southend-on-Sea
Maidstone
Ilford
Winchester
Ipswich
Southall
Folkestone

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.

Top 5 airlines flying from Raleigh to Heathrow

Discover the top 5 airlines that operate flights from Raleigh to Heathrow. 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 858,174 searches. Data last updated 13 April 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£369Average£708FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£482Average£718FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
IberiaCheapest£505Average£636FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£511Average£679FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£544Average£778FlexibilityNo cancel feeOn-time76%
Search Finnair flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Raleigh to Heathrow?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from Raleigh today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Raleigh to Heathrow?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Raleigh to Heathrow.

Can Cheapflights find flights from Raleigh to Heathrow with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Raleigh to Heathrow, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Raleigh to Heathrow become cheaper?

Yes, Cheapflights offers price alerts on Raleigh to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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