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Cheap flights from District of Columbia to the United Kingdom from $243

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to the United Kingdom departing on 1/7. 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 District of Columbia to the United Kingdom

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
7:40 pm - 9:55 am
IAD
-
GLA
9h 15m1 stop
Icelandair Logo
12:35 pm - 6:30 pm
GLA
-
IAD
10h 55m1 stop
$487Icelandair
Sun, Jan 11 - Mon, Jan 26
Icelandair Logo
7:40 pm - 9:55 am
IAD
-
GLA
9h 15m1 stop
Icelandair Logo
12:35 pm - 6:30 pm
GLA
-
IAD
10h 55m1 stop
$489Icelandair
Sat, Feb 14 - Sat, Feb 21
Multiple Airlines Logo
7:40 pm - 10:50 pm
IAD
-
EDI
22h 10m2 stops
Multiple Airlines Logo
6:00 am - 6:30 pm
EDI
-
IAD
17h 30m2 stops
$521Multiple Airlines
Fri, Jan 23 - Fri, Jan 30
Multiple Airlines Logo
7:40 pm - 8:30 pm
IAD
-
EDI
19h 50m2 stops
Multiple Airlines Logo
8:40 am - 6:30 pm
EDI
-
IAD
14h 50m2 stops
$526Multiple Airlines
Wed, Jan 7 - Tue, Jan 13
Scandinavian Airlines Logo
8:20 pm - 4:25 pm
IAD
-
LHR
15h 05m2 stops
Scandinavian Airlines Logo
10:20 am - 4:50 pm
LHR
-
IAD
11h 30m1 stop
$571Scandinavian Airlines
Sun, Apr 19 - Sun, Apr 26
TAP AIR PORTUGAL Logo
11:30 pm - 3:05 pm
IAD
-
LGW
11h 35m1 stop
TAP AIR PORTUGAL Logo
11:00 am - 3:35 pm
LGW
-
IAD
32h 35m2 stops
$572TAP AIR PORTUGAL
Wed, Mar 18 - Mon, Mar 23
Scandinavian Airlines Logo
12:23 pm - 9:20 am
IAD
-
LHR
15h 57m2 stops
Scandinavian Airlines Logo
6:40 am - 6:50 pm
LHR
-
IAD
17h 10m2 stops
$574Scandinavian Airlines
Sat, Jan 24 - Sat, Jan 31
TAP AIR PORTUGAL Logo
10:30 pm - 12:40 pm
IAD
-
LHR
33h 10m1 stop
TAP AIR PORTUGAL Logo
8:15 am - 9:00 pm
LHR
-
IAD
17h 45m1 stop
$577TAP AIR PORTUGAL
Fri, Jan 16 - Fri, Jan 30
SWISS Logo
6:10 pm - 5:50 pm
IAD
-
LGW
42h 40m2 stops
SWISS Logo
6:40 pm - 3:30 pm
LGW
-
IAD
25h 50m1 stop
$578SWISS
Wed, Jan 7 - Wed, Jan 14
SWISS Logo
5:45 pm - 12:55 pm
IAD
-
LCY
14h 10m1 stop
SWISS Logo
9:20 am - 3:30 pm
LCY
-
IAD
35h 10m1 stop
$605SWISS
Wed, Jan 21 - Wed, Jan 28

Air Canada flights from District of Columbia to United Kingdom

Our best Air Canada deals on District of Columbia to United Kingdom flight tickets
Air Canada
Dec 29
IAD5:48 pmWashington, D.C. Dulles Intl
32h 22m
1 stop
LHR7:10 amLondon Heathrow
Jan 16
LHR6:50 amLondon Heathrow
14h 34m
2 stops
IAD4:24 pmWashington, D.C. Dulles Intl
$580
Find similar
Air Canada
Jan 11
DCA12:55 pmWashington, D.C. Reagan-National
15h 25m
1 stop
LHR9:20 amLondon Heathrow
Jan 18
LHR6:50 amLondon Heathrow
13h 43m
2 stops
DCA3:33 pmWashington, D.C. Reagan-National
$585
Find similar
Air Canada
Dec 24
DCA9:40 amWashington, D.C. Reagan-National
15h 50m
1 stop
LHR6:30 amLondon Heathrow
Jan 9
LHR1:25 pmLondon Heathrow
13h 31m
1 stop
DCA9:56 pmWashington, D.C. Reagan-National
$820
Find similar

Virgin Atlantic flights from District of Columbia to United Kingdom

Our best Virgin Atlantic deals on District of Columbia to United Kingdom flight tickets
Virgin Atlantic
Jan 8
IAD10:20 pmWashington, D.C. Dulles Intl
7h 30m
LHR10:50 amLondon Heathrow
Jan 14
LHR5:05 pmLondon Heathrow
28h 00m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
$598
Find similar
Virgin Atlantic
Jan 26
IAD6:05 pmWashington, D.C. Dulles Intl
9h 45m
1 stop
LCY8:50 amLondon City
Feb 2
LCY10:00 amLondon City
11h 05m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
$620
Find similar
Virgin Atlantic
Dec 16
DCA12:32 pmWashington, D.C. Reagan-National
15h 13m
1 stop
LHR8:45 amLondon Heathrow
Dec 24
LHR11:30 amLondon Heathrow
16h 20m
2 stops
DCA10:50 pmWashington, D.C. Reagan-National
$860
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia to United Kingdom 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 December 11, 2025.
Use the filters below to find and compare flights from District of Columbia to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Glasgow

IAD - GLA

IADGLA

Washington, D.C. Dulles Intl

Sun 1/11

7:40 pm-9:55 am

1 stop9h 15m

Glasgow Intl

Mon 1/26

12:35 pm-6:30 pm

1 stop10h 55m

$487

Washington, D.C.Glasgow

IAD - GLA

IADGLA

Washington, D.C. Dulles Intl

Sat 2/14

7:40 pm-9:55 am

1 stop9h 15m

Glasgow Intl

Sat 2/21

12:35 pm-6:30 pm

1 stop10h 55m

$489

Washington, D.C.Edinburgh

IAD - EDI

IADEDI

Washington, D.C. Dulles Intl

Fri 1/23

7:40 pm-10:50 pm

2 stops22h 10m

Edinburgh Turnhouse

Fri 1/30

6:00 am-6:30 pm

2 stops17h 30m

$521

Washington, D.C.Edinburgh

IAD - EDI

IADEDI

Washington, D.C. Dulles Intl

Wed 1/7

7:40 pm-8:30 pm

2 stops19h 50m

Edinburgh Turnhouse

Tue 1/13

8:40 am-6:30 pm

2 stops14h 50m

$526

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Sun 4/19

8:20 pm-4:25 pm

2 stops15h 05m

London Heathrow

Sun 4/26

10:20 am-4:50 pm

1 stop11h 30m

$571

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Wed 3/18

11:30 pm-3:05 pm

1 stop11h 35m

London Gatwick

Mon 3/23

11:00 am-3:35 pm

2 stops32h 35m

$572

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Sat 1/24

12:23 pm-9:20 am

2 stops15h 57m

London Heathrow

Sat 1/31

6:40 am-6:50 pm

2 stops17h 10m

$574

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Fri 1/16

10:30 pm-12:40 pm

1 stop33h 10m

London Heathrow

Fri 1/30

8:15 am-9:00 pm

1 stop17h 45m

$577

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Wed 1/7

6:10 pm-5:50 pm

2 stops42h 40m

London Gatwick

Wed 1/14

6:40 pm-3:30 pm

1 stop25h 50m

$578

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Wed 1/21

5:45 pm-12:55 pm

1 stop14h 10m

London City

Wed 1/28

9:20 am-3:30 pm

1 stop35h 10m

$605

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 the United Kingdom from

How to get the cheapest flight ticket from District of Columbia to United Kingdom

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 United Kingdom?

In general, September is the cheapest month to fly from District of Columbia to United Kingdom. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $623. If you aren’t able to travel to United Kingdom during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $657.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from District of Columbia to United Kingdom is on a Wednesday when prices can be found for as low as $760. The most expensive day to fly to United Kingdom is Saturday, with ticket prices averaging around $897.

What is the cheapest time of day to depart on your flight to United Kingdom?

According to our data, the cheapest time of day to fly to United Kingdom is in the evening. momondo users have found flights departing from District of Columbia to United Kingdom in the evening for as low as $811. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to United Kingdom are more costly in the afternoon, with an average ticket price of $811. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest District of Columbia to United Kingdom flight route?

Fly from Washington, D.C. Dulles Intl to London Heathrow for the best District of Columbia - United Kingdom flight prices

How far in advance should I book a flight to United Kingdom?

You are more likely to see cheaper flights to United Kingdom from District of Columbia when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around $754 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from District of Columbia for as low as $705 on momondo.

What cabin class options are available on District of Columbia to United Kingdom flights?

There are 4 cabin classes available to choose from on District of Columbia to United Kingdom 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 District of Columbia to United Kingdom flights?

You could potentially save up to 51% on your flight if you consider stops on a District of Columbia to United Kingdom flight.

Cheap District of Columbia to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to United Kingdom

Best Price Found

$422

Fastest flight time

7h 05m

Direct flights

Every day

Airports in United Kingdom

1,286 airports
The best one-way flight to United Kingdom from District of Columbia in the past 72 hours is $422. The best round-trip flight deal from District of Columbia to United Kingdom found on momondo in the last 72 hours is $691.
The fastest flight from District of Columbia to United Kingdom takes 7h 05m
Direct flights go from District of Columbia to United Kingdom every day.
There are 1,286 airports in United Kingdom. From District of Columbia there are direct flights to London Heathrow (LHR), Edinburgh Turnhouse (EDI).
Search flight deals

  • When did momondo last update prices for flights from District of Columbia to United Kingdom?

    Prices for flights from District of Columbia to United Kingdom were last updated today.

  • How many operators does momondo search for flights from District of Columbia to United Kingdom?

  • How old do you have to be to fly from District of Columbia to United Kingdom?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from District of Columbia to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The necessary travel and health documents for your United Kingdom trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from District of Columbia to United Kingdom?

Best airlines flying from District of Columbia to United Kingdom

Compare and see reviews for airlines that fly from District of Columbia to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $31Free CancellationRating
7.2
2,899 reviews
Search JetBlue flights
LufthansaPriceFrom $311Free CancellationRating
6.8
7,626 reviews
Search Lufthansa flights
PLAYPriceFrom $369Free CancellationRating
7.0
103 reviews
Search PLAY flights
TAP AIR PORTUGALPriceFrom $395Free CancellationRating
7.1
2,089 reviews
Search TAP AIR PORTUGAL flights
Scandinavian AirlinesPriceFrom $424Free CancellationRating
7.4
1,605 reviews
Search Scandinavian Airlines flights
IcelandairPriceFrom $427Free CancellationRating
7.0
589 reviews
Search Icelandair flights
Virgin AtlanticPriceFrom $497Free CancellationRating
7.5
675 reviews
Search Virgin Atlantic flights
American AirlinesPriceFrom $497Free CancellationRating
7.2
11,049 reviews
Search American Airlines flights
United AirlinesPriceFrom $506Free CancellationRating
7.4
9,094 reviews
Search United Airlines flights
Aer LingusPriceFrom $517Free CancellationRating
7.2
1,394 reviews
Search Aer Lingus flights

Why use momondo?

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

Finding the right flight to United Kingdom from District of Columbia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to United Kingdom quick and easy, saving you time and money.

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

Yes. All flights to United Kingdom from District of Columbia on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from District of Columbia to United Kingdom.

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

Yes. momondo can track prices for District of Columbia to United Kingdom 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.

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Find better results for your trip to the United Kingdom

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to Londonfrom $330
Flights to Manchesterfrom $362
Flights to Edinburghfrom $386
Flights to Birminghamfrom $386
Flights to Glasgowfrom $388
Flights to Newcastle upon Tynefrom $440
Flights to Belfastfrom $487
Flights to Bristolfrom $452
Flights to Invernessfrom $416
Flights to Liverpoolfrom $435
Flights to Aberdeenfrom $521
Flights to Leedsfrom $447