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Cheap flights from London Heathrow Airport to District of Columbia from £377

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 District of Columbia departing on 18/1. 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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Find the cheapest flights from London Heathrow Airport to District of Columbia

Cheap return flights

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
16:30 - 21:00LHR-IAD
33h 30m1 stop
TAP AIR PORTUGAL Logo
22:30 - 17:30IAD-LHR
14h 00m1 stop
£411TAP AIR PORTUGAL
Find Deal
Thu, 22 Jan - Sun, 25 Jan
TAP AIR PORTUGAL Logo
11:20 - 20:35LHR-IAD
14h 15m1 stop
TAP AIR PORTUGAL Logo
22:35 - 22:55IAD-LHR
19h 20m1 stop
£414TAP AIR PORTUGAL
Find Deal
Wed, 1 Apr - Sat, 11 Apr
JetBlue Logo
07:25 - 22:58LHR-DCA
20h 33m1 stop
JetBlue Logo
15:40 - 06:55DCA-LHR
10h 15m1 stop
£417JetBlue
Find Deal
Wed, 3 Dec - Tue, 9 Dec
Icelandair Logo
09:20 - 21:51LHR-DCA
17h 31m1 stop
Icelandair Logo
06:15 - 20:45DCA-LHR
9h 30m1 stop
£420Icelandair
Find Deal
Mon, 2 Feb - Mon, 9 Feb
Icelandair Logo
09:20 - 16:19LHR-DCA
11h 59m1 stop
Icelandair Logo
10:00 - 06:55DCA-LHR
15h 55m1 stop
£422Icelandair
Find Deal
Mon, 2 Feb - Mon, 9 Feb
JetBlue Logo
08:05 - 14:36LHR-DCA
11h 31m1 stop
JetBlue Logo
06:15 - 20:45DCA-LHR
9h 30m1 stop
£427JetBlue
Find Deal
Mon, 17 Nov - Mon, 1 Dec
Scandinavian Airlines Logo
10:20 - 17:15LHR-IAD
11h 55m1 stop
Scandinavian Airlines Logo
16:50 - 17:40IAD-LHR
19h 50m1 stop
£436Scandinavian Airlines
Find Deal
Mon, 12 Jan - Mon, 26 Jan
Scandinavian Airlines Logo
10:20 - 18:50LHR-IAD
13h 30m1 stop
Scandinavian Airlines Logo
20:30 - 21:40IAD-LHR
20h 10m1 stop
£437Scandinavian Airlines
Find Deal
Sat, 10 Jan - Sat, 24 Jan
Virgin Atlantic Logo
06:30 - 16:05LHR-IAD
14h 35m1 stop
Virgin Atlantic Logo
22:20 - 10:50IAD-LHR
7h 30mdirect
£463Virgin Atlantic
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Thu, 27 Nov - Thu, 4 Dec
Virgin Atlantic Logo
06:30 - 16:05LHR-IAD
14h 35m1 stop
Virgin Atlantic Logo
22:20 - 10:50IAD-LHR
7h 30mdirect
£464Virgin Atlantic
Find Deal
Thu, 4 Dec - Wed, 10 Dec

Scandinavian Airlines flights from London Heathrow Airport to District of Columbia

Our best Scandinavian Airlines deals on London Heathrow Airport to District of Columbia flight tickets
Scandinavian Airlines
12 Jan
LHR10:20London Heathrow
11h 55m
1 stop
IAD17:15Washington, D.C. Dulles Intl
26 Jan
IAD16:50Washington, D.C. Dulles Intl
19h 50m
1 stop
LHR17:40London Heathrow
£436
Find similar
Scandinavian Airlines
10 Jan
LHR10:20London Heathrow
13h 30m
1 stop
IAD18:50Washington, D.C. Dulles Intl
24 Jan
IAD20:30Washington, D.C. Dulles Intl
20h 10m
1 stop
LHR21:40London Heathrow
£437
Find similar
Scandinavian Airlines
10 Jan
LHR10:20London Heathrow
13h 30m
1 stop
IAD18:50Washington, D.C. Dulles Intl
24 Jan
IAD20:30Washington, D.C. Dulles Intl
14h 30m
1 stop
LHR16:00London Heathrow
£439
Find similar

Virgin Atlantic flights from London Heathrow Airport to District of Columbia

Our best Virgin Atlantic deals on London Heathrow Airport to District of Columbia flight tickets
Virgin Atlantic
27 Nov
LHR06:30London Heathrow
14h 35m
1 stop
IAD16:05Washington, D.C. Dulles Intl
4 Dec
IAD22:20Washington, D.C. Dulles Intl
7h 30m
LHR10:50London Heathrow
£463
Find similar
Virgin Atlantic
4 Dec
LHR06:30London Heathrow
14h 35m
1 stop
IAD16:05Washington, D.C. Dulles Intl
10 Dec
IAD22:20Washington, D.C. Dulles Intl
7h 30m
LHR10:50London Heathrow
£464
Find similar
Virgin Atlantic
26 Nov
LHR17:50London Heathrow
27h 15m
1 stop
IAD16:05Washington, D.C. Dulles Intl
7 Dec
IAD22:20Washington, D.C. Dulles Intl
7h 30m
LHR10:50London Heathrow
£467
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to District of Columbia 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 279,928 searches. Data last updated 31 October 2025.
Use the filters below to find and compare flights from London Heathrow Airport to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Thu 22/1

16:30-21:00

1 stop33h 30m

Washington, D.C. Dulles Intl

Sun 25/1

22:30-17:30

1 stop14h 00m

£411

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Wed 1/4

11:20-20:35

1 stop14h 15m

Washington, D.C. Dulles Intl

Sat 11/4

22:35-22:55

1 stop19h 20m

£414

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Wed 3/12

07:25-22:58

1 stop20h 33m

Washington, D.C. Reagan-National

Tue 9/12

15:40-06:55

1 stop10h 15m

£417

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Mon 2/2

09:20-21:51

1 stop17h 31m

Washington, D.C. Reagan-National

Mon 9/2

06:15-20:45

1 stop9h 30m

£420

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Mon 2/2

09:20-16:19

1 stop11h 59m

Washington, D.C. Reagan-National

Mon 9/2

10:00-06:55

1 stop15h 55m

£422

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Mon 17/11

08:05-14:36

1 stop11h 31m

Washington, D.C. Reagan-National

Mon 1/12

06:15-20:45

1 stop9h 30m

£426

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Mon 12/1

10:20-17:15

1 stop11h 55m

Washington, D.C. Dulles Intl

Mon 26/1

16:50-17:40

1 stop19h 50m

£436

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Sat 10/1

10:20-18:50

1 stop13h 30m

Washington, D.C. Dulles Intl

Sat 24/1

20:30-21:40

1 stop20h 10m

£437

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Thu 27/11

06:30-16:05

1 stop14h 35m

Washington, D.C. Dulles Intl

Thu 4/12

22:20-10:50

Nonstop7h 30m

£463

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Thu 4/12

06:30-16:05

1 stop14h 35m

Washington, D.C. Dulles Intl

Wed 10/12

22:20-10:50

Nonstop7h 30m

£464

Flights are sorted by cheapest return flights first.

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

How to get the cheapest flight ticket from London Heathrow Airport to District of Columbia

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 District of Columbia?

The cheapest month to fly to District of Columbia from London Heathrow Airport is in September. Flight prices, which tend to average around £492, are often lower during this time because this is during the off-season. If you are unable to visit District of Columbia during the month of September, then departing from London Heathrow Airport during the month February is also very affordable. Most momondo users find prices during this month for around £530.

What is the cheapest day to depart on your flight to District of Columbia?

Our data shows that Wednesday is the least expensive day to fly to District of Columbia. Tickets to fly out on this day can be as low as £613. Flights from London Heathrow Airport to District of Columbia on a Sunday will generally be more expensive and average around £693. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to District of Columbia?

In the evening is the cheapest time of day to fly from London Heathrow Airport to District of Columbia when you can find flight prices for as low as £526. Flying to District of Columbia in the evening is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to District of Columbia is in the afternoon when prices are around £646.

What is the cheapest London Heathrow to District of Columbia flight route?

Fly from London Heathrow to Baltimore/Washington for the best London Heathrow - District of Columbia flight prices

How far in advance should I book a flight to District of Columbia?

You are more likely to see cheaper flights to District of Columbia from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to District of Columbia for around £593 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to District of Columbia from London Heathrow Airport for as low as £559 on momondo.

What cabin class options are available on London Heathrow to District of Columbia flights?

There are 4 cabin classes available to choose from on London Heathrow to District of Columbia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to District of Columbia flights?

You could potentially save up to 2% on your flight if you consider stops on a London Heathrow Airport to District of Columbia flight.

Cheap London Heathrow Airport to District of Columbia flight deals and tips

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

Best price found

£465

Fastest flight time

8h 05m

Direct flights

Every day

Airports in District of Columbia

1 airport
The best one-way flight to District of Columbia from London Heathrow Airport in the past 72 hours is £465. The best return flight deal from London Heathrow Airport to District of Columbia found on momondo in the last 72 hours is £525.
The fastest flight from London Heathrow Airport to District of Columbia takes 8h 05m
Direct flights go from London Heathrow Airport to District of Columbia every day.
There is 1 airport near District of Columbia: Washington, D.C. Dulles Intl (IAD)
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  • When did momondo last update prices for flights from London Heathrow Airport to District of Columbia?

    Prices for flights from London Heathrow Airport to District of Columbia are updated daily.

  • How many operators does momondo search for flights from London Heathrow Airport to District of Columbia?

  • How old do you have to be to fly from London Heathrow Airport to District of Columbia?

    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 District of Columbia.

  • What documentation or ID do you need to fly to District of Columbia?

    The travel and health documents you'll need for your trip to District of Columbia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at District of Columbia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London Heathrow Airport to District of Columbia?

Best airlines flying from London Heathrow Airport to District of Columbia

Compare and see reviews for airlines that fly from London Heathrow Airport to District of Columbia with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom £192Free CancellationRating
7.9
7,997 reviews
Search Delta flights
PLAYPriceFrom £280Free CancellationRating
7.0
103 reviews
Search PLAY flights
TAP AIR PORTUGALPriceFrom £360Free CancellationRating
7.1
2,040 reviews
Search TAP AIR PORTUGAL flights
IcelandairPriceFrom £370Free CancellationRating
7.1
562 reviews
Search Icelandair flights
JetBluePriceFrom £389Free CancellationRating
7.2
2,906 reviews
Search JetBlue flights
Aer LingusPriceFrom £395Free CancellationRating
7.2
1,365 reviews
Search Aer Lingus flights
United AirlinesPriceFrom £413Free CancellationRating
7.4
8,995 reviews
Search United Airlines flights
LufthansaPriceFrom £428Free CancellationRating
6.8
7,543 reviews
Search Lufthansa flights
FinnairPriceFrom £430Free CancellationRating
7.6
1,333 reviews
Search Finnair flights
Scandinavian AirlinesPriceFrom £440Free CancellationRating
7.4
1,548 reviews
Search Scandinavian Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from London to District of Columbia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to District of Columbia. momondo saves you time and could save you money on your trip.

Can I find flights from London to District of Columbia with flexible booking policies on momondo?

All flight searches from London to District of Columbia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from London to District of Columbia?

Once you have performed a search for London to District of Columbia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to District of Columbia, momondo offers a useful price alert feature which will track prices for flights to District of Columbia from London and alert you when they change.

An easier way to manage your District of Columbia trip

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