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Cheap flights from Raleigh to London from $251

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Raleigh to London departing on 3/3. 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 Raleigh to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
11:00 am - 9:30 am
RDU
-
LHR
17h 30m
1 stop
JetBlue Logo
12:20 pm - 11:23 pm
LHR
-
RDU
15h 03m
1 stop
$682JetBlue
Fri, Mar 6 - Thu, Mar 12
Icelandair Logo
8:30 pm - 11:55 am
RDU
-
LHR
10h 25m
1 stop
Icelandair Logo
9:25 pm - 7:30 pm
LHR
-
RDU
27h 05m
1 stop
$685Icelandair
Mon, Mar 30 - Tue, Apr 7
JetBlue Logo
9:05 am - 6:55 am
RDU
-
LHR
17h 50m
1 stop
JetBlue Logo
12:20 pm - 11:23 pm
LHR
-
RDU
15h 03m
1 stop
$686JetBlue
Tue, Mar 17 - Thu, Mar 26
JetBlue Logo
5:10 pm - 6:55 am
RDU
-
LHR
9h 45m
1 stop
JetBlue Logo
12:20 pm - 11:23 pm
LHR
-
RDU
15h 03m
1 stop
$688JetBlue
Tue, Mar 17 - Thu, Mar 26
JetBlue Logo
6:15 am - 9:40 pm
RDU
-
LHR
11h 25m
1 stop
JetBlue Logo
7:25 am - 3:36 pm
LHR
-
RDU
12h 11m
1 stop
$689JetBlue
Wed, Mar 18 - Wed, Mar 25
Icelandair Logo
8:35 pm - 7:30 pm
RDU
-
LHR
18h 55m
1 stop
Icelandair Logo
9:25 pm - 7:30 pm
LHR
-
RDU
27h 05m
1 stop
$691Icelandair
Wed, Mar 25 - Sun, Apr 12
Scandinavian Airlines Logo
12:25 pm - 12:55 pm
RDU
-
LHR
19h 30m
2 stops
Scandinavian Airlines Logo
7:50 pm - 10:31 pm
LHR
-
RDU
30h 41m
2 stops
$693Scandinavian Airlines
Tue, Mar 3 - Tue, Mar 10
Icelandair Logo
8:30 pm - 8:20 pm
RDU
-
LHR
18h 50m
1 stop
Icelandair Logo
1:05 pm - 7:30 pm
LHR
-
RDU
11h 25m
1 stop
$695Icelandair
Mon, Apr 20 - Wed, Apr 29
Icelandair Logo
8:30 pm - 8:20 pm
RDU
-
LHR
18h 50m
1 stop
Icelandair Logo
9:25 pm - 7:30 pm
LHR
-
RDU
27h 05m
1 stop
$696Icelandair
Sun, Apr 12 - Sun, Apr 19
Icelandair Logo
8:30 pm - 11:55 am
RDU
-
LHR
10h 25m
1 stop
Icelandair Logo
1:05 pm - 7:30 pm
LHR
-
RDU
11h 25m
1 stop
$697Icelandair
Sat, Apr 11 - Wed, Apr 22

Icelandair flights from Raleigh to London Heathrow Airport

Our best Icelandair deals on Raleigh to London Heathrow Airport flight tickets
Icelandair
Mar 30
RDU8:30 pmRaleigh-Durham
10h 25m
1 stop
LHR11:55 amLondon Heathrow
Apr 7
LHR9:25 pmLondon Heathrow
27h 05m
1 stop
RDU7:30 pmRaleigh-Durham
$685
Icelandair
Mar 25
RDU8:35 pmRaleigh-Durham
18h 55m
1 stop
LHR7:30 pmLondon Heathrow
Apr 12
LHR9:25 pmLondon Heathrow
27h 05m
1 stop
RDU7:30 pmRaleigh-Durham
$691
Icelandair
Apr 20
RDU8:30 pmRaleigh-Durham
18h 50m
1 stop
LHR8:20 pmLondon Heathrow
Apr 29
LHR1:05 pmLondon Heathrow
11h 25m
1 stop
RDU7:30 pmRaleigh-Durham
$695

Scandinavian Airlines flights from Raleigh to London Heathrow Airport

Our best Scandinavian Airlines deals on Raleigh to London Heathrow Airport flight tickets
Scandinavian Airlines
Mar 3
RDU12:25 pmRaleigh-Durham
19h 30m
2 stops
LHR12:55 pmLondon Heathrow
Mar 10
LHR7:50 pmLondon Heathrow
30h 41m
2 stops
RDU10:31 pmRaleigh-Durham
$693
Scandinavian Airlines
Mar 3
RDU1:20 pmRaleigh-Durham
24h 10m
2 stops
LHR6:30 pmLondon Heathrow
Mar 10
LHR6:40 amLondon Heathrow
19h 51m
2 stops
RDU10:31 pmRaleigh-Durham
$701
Scandinavian Airlines
Feb 17
RDU12:25 pmRaleigh-Durham
22h 35m
2 stops
LHR4:00 pmLondon Heathrow
Mar 4
LHR6:40 amLondon Heathrow
15h 32m
2 stops
RDU5:12 pmRaleigh-Durham
$707

momondo Fare Finder

 
Customize your flight search to find flights from Raleigh to London Heathrow Airport 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 3, 2026.
Use the filters below to find and compare flights from Raleigh to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

RaleighLondon

RDU - LHR

RDULHR

Raleigh-Durham

Fri 3/6

11:00 am-9:30 am

1 stop17h 30m

London Heathrow

Thu 3/12

12:20 pm-11:23 pm

1 stop15h 03m

$682

RaleighLondon

RDU - LHR

RDULHR

Raleigh-Durham

Mon 3/30

8:30 pm-11:55 am

1 stop10h 25m

London Heathrow

Tue 4/7

9:25 pm-7:30 pm

1 stop27h 05m

$685

RaleighLondon

RDU - LHR

RDULHR

Raleigh-Durham

Tue 3/17

9:05 am-6:55 am

1 stop17h 50m

London Heathrow

Thu 3/26

12:20 pm-11:23 pm

1 stop15h 03m

$686

RaleighLondon

RDU - LHR

RDULHR

Raleigh-Durham

Tue 3/17

5:10 pm-6:55 am

1 stop9h 45m

London Heathrow

Thu 3/26

12:20 pm-11:23 pm

1 stop15h 03m

$688

RaleighLondon

RDU - LHR

RDULHR

Raleigh-Durham

Wed 3/18

6:15 am-9:40 pm

1 stop11h 25m

London Heathrow

Wed 3/25

7:25 am-3:36 pm

1 stop12h 11m

$689

RaleighLondon

RDU - LHR

RDULHR

Raleigh-Durham

Wed 3/25

8:35 pm-7:30 pm

1 stop18h 55m

London Heathrow

Sun 4/12

9:25 pm-7:30 pm

1 stop27h 05m

$691

RaleighLondon

RDU - LHR

RDULHR

Raleigh-Durham

Tue 3/3

12:25 pm-12:55 pm

2 stops19h 30m

London Heathrow

Tue 3/10

7:50 pm-10:31 pm

2 stops30h 41m

$693

RaleighLondon

RDU - LHR

RDULHR

Raleigh-Durham

Mon 4/20

8:30 pm-8:20 pm

1 stop18h 50m

London Heathrow

Wed 4/29

1:05 pm-7:30 pm

1 stop11h 25m

$695

RaleighLondon

RDU - LHR

RDULHR

Raleigh-Durham

Sun 4/12

8:30 pm-8:20 pm

1 stop18h 50m

London Heathrow

Sun 4/19

9:25 pm-7:30 pm

1 stop27h 05m

$696

RaleighLondon

RDU - LHR

RDULHR

Raleigh-Durham

Sat 4/11

8:30 pm-11:55 am

1 stop10h 25m

London Heathrow

Wed 4/22

1:05 pm-7:30 pm

1 stop11h 25m

$697

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Raleigh to London Heathrow Airport

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 month to fly to London Heathrow Airport?

The month of October is, on average, the cheapest month to fly to London Heathrow Airport from Raleigh, with most prices found around $675. If you’re not able to fly to London Heathrow Airport in October, then April is your next best option. Flight prices from Raleigh to London Heathrow Airport during April average around $767.

What is the cheapest day to depart on your flight to London Heathrow Airport?

Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $822. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $1,004.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Raleigh to London Heathrow Airport in the evening for as low as $825. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $900.

What is the cheapest Raleigh-Durham to London Heathrow flight route?

Fly from Raleigh-Durham to London Heathrow for the best Raleigh-Durham - London Heathrow flight prices

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Raleigh when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $893 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Raleigh for as low as $754 on momondo.

What cabin class options are available on Raleigh-Durham to London Heathrow flights?

There are 3 cabin classes available to choose from on Raleigh-Durham to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Raleigh to London Heathrow Airport flight prices changed over time?

As of February 2026, prices for Raleigh to London Heathrow Airport flights are approximately 19% cheaper when compared to flights at the same time last year.

When to book flights from Raleigh to London Heathrow Airport

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

Cheap Raleigh to London Heathrow Airport (RDU to LHR) flight deals and tips

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

Best Price Found

$363

Fastest flight time

7h 30m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from Raleigh in the past 72 hours is $363. The best round-trip flight deal from Raleigh to London Heathrow Airport found on momondo in the last 72 hours is $645.
The fastest flight from Raleigh to London Heathrow Airport takes 7h 30m
Direct flights go from Raleigh to London Heathrow Airport every day.
Search flight deals

  • How far is Raleigh-Durham to London Heathrow by plane?

    The distance between Raleigh-Durham and London Heathrow is about 3858.7 mi. Flights usually cover this in 7h 30m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Raleigh-Durham Airport to London Heathrow Airport?

    Prices for flights from Raleigh-Durham Airport to London Heathrow Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Raleigh-Durham Airport to London Heathrow Airport?

  • How old do you have to be to fly from Raleigh-Durham Airport to London Heathrow Airport?

    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 Raleigh-Durham Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Raleigh to London Heathrow Airport?

  • What is the most popular airline from Raleigh to London Heathrow Airport?

Best airlines flying from Raleigh to London Heathrow Airport

Compare and see reviews for airlines that fly from Raleigh to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $195Free CancellationRating
7.2
2,893 reviews
Search JetBlue flights
DeltaPriceFrom $268Free CancellationRating
7.9
8,142 reviews
Search Delta flights
IcelandairPriceFrom $535Free CancellationRating
7.1
606 reviews
Search Icelandair flights
Virgin AtlanticPriceFrom $548Free CancellationRating
7.5
678 reviews
Search Virgin Atlantic flights
FinnairPriceFrom $562Free CancellationRating
7.6
1,357 reviews
Search Finnair flights
British AirwaysPriceFrom $612Free CancellationRating
6.7
7,714 reviews
Search British Airways flights
IberiaPriceFrom $633Free CancellationRating
7.0
3,104 reviews
Search Iberia flights
American AirlinesPriceFrom $640Free CancellationRating
7.2
11,218 reviews
Search American Airlines flights
United AirlinesPriceFrom $672Free CancellationRating
7.4
9,235 reviews
Search United Airlines flights

  • Finnair Flights From Raleigh to London Heathrow Airport

    Finnair flight deals from Raleigh to London Heathrow Airport start from $562 round-trip. Over the 7 Finnair flights for this route in a normal week, average airfare is usually $821 round-trip - but some users have found much cheaper deals with momondo.

  • American Airlines Flights From Raleigh to London Heathrow Airport

    American Airlines (7.2/10 from 11,218 reviews) operates around 7 flights from Raleigh to London Heathrow Airport in any given week. The average American Airlines airfare for this route is around $953, with deals from around $640 rare but found on momondo. Referenced prices are for round-trip Raleigh to London Heathrow Airport flight searches in the last 72 hours.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Luton
Dover
Slough
Guildford
Crawley
Wembley
Dartford
Stratford-upon-Avon
Hayes
Croydon
Brentwood
Harrow
Watford
Cobham
Folkestone
Romford
Stansted

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Raleigh to London for you.

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

momondo does allow users to show only those flights to London from Raleigh which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Raleigh to London?

momondo helps you find the best flight between Raleigh and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Raleigh to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your London Heathrow Airport trip

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