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Cheap flights from District of Columbia to the United Kingdom from $314

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 5/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
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.
Multiple Airlines Logo
8:30 pm - 12:20 am
IAD
-
STN
22h 50m
2 stops
Multiple Airlines Logo
6:30 am - 8:29 pm
STN
-
IAD
18h 59m
3 stops
$662Multiple Airlines
Mon, Apr 27 - Tue, May 26
Multiple Airlines Logo
8:30 pm - 12:20 am
IAD
-
STN
22h 50m
2 stops
Multiple Airlines Logo
6:30 am - 8:29 pm
STN
-
IAD
18h 59m
3 stops
$664Multiple Airlines
Mon, Apr 27 - Tue, May 26
Scandinavian Airlines Logo
8:20 pm - 9:20 am
IAD
-
LHR
32h 00m
1 stop
Scandinavian Airlines Logo
6:40 am - 5:00 pm
LHR
-
IAD
15h 20m
2 stops
$675Scandinavian Airlines
Thu, Oct 8 - Sun, Oct 11
Scandinavian Airlines Logo
8:20 pm - 4:00 pm
IAD
-
LHR
14h 40m
1 stop
Scandinavian Airlines Logo
7:30 pm - 5:00 pm
LHR
-
IAD
26h 30m
1 stop
$677Scandinavian Airlines
Mon, Apr 27 - Thu, May 7
Icelandair Logo
8:30 pm - 1:25 pm
IAD
-
GLA
11h 55m
1 stop
Icelandair Logo
2:20 pm - 7:20 pm
GLA
-
IAD
10h 00m
1 stop
$680Icelandair
Thu, Oct 8 - Thu, Oct 22
Icelandair Logo
8:30 pm - 1:25 pm
IAD
-
GLA
11h 55m
1 stop
Icelandair Logo
2:20 pm - 7:20 pm
GLA
-
IAD
10h 00m
1 stop
$689Icelandair
Thu, Sep 3 - Tue, Sep 15
Air Canada Logo
12:45 pm - 6:30 am
DCA
-
LHR
12h 45m
1 stop
Air Canada Logo
2:05 pm - 9:55 pm
LHR
-
DCA
12h 50m
1 stop
$728Air Canada
Mon, May 18 - Tue, Jun 2
Air Canada Logo
4:20 pm - 9:35 am
DCA
-
LHR
12h 15m
1 stop
Air Canada Logo
2:05 pm - 9:55 pm
LHR
-
DCA
12h 50m
1 stop
$730Air Canada
Wed, May 20 - Thu, Jun 4
JetBlue Logo
6:00 am - 8:45 pm
DCA
-
LHR
9h 45m
1 stop
JetBlue Logo
8:40 am - 2:43 pm
LHR
-
DCA
11h 03m
1 stop
$784JetBlue
Mon, May 11 - Sun, May 24
JetBlue Logo
6:00 am - 9:20 am
DCA
-
EDI
22h 20m
1 stop
JetBlue Logo
12:10 pm - 10:59 pm
EDI
-
DCA
15h 49m
1 stop
$828JetBlue
Sun, May 17 - Thu, May 28

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TAP AIR PORTUGAL flights from District of Columbia to United Kingdom

Our best TAP AIR PORTUGAL deals on District of Columbia to United Kingdom flight tickets
TAP AIR PORTUGAL
May 5
IAD10:35 pmWashington, D.C. Dulles Intl
15h 15m
1 stop
LHR6:50 pmLondon Heathrow
May 14
LHR6:00 amLondon Heathrow
14h 10m
1 stop
IAD3:10 pmWashington, D.C. Dulles Intl
$711
TAP AIR PORTUGAL
May 6
IAD5:45 pmWashington, D.C. Dulles Intl
15h 15m
1 stop
LGW2:00 pmLondon Gatwick
May 11
LGW10:35 amLondon Gatwick
15h 00m
1 stop
IAD8:35 pmWashington, D.C. Dulles Intl
$731

Scandinavian Airlines flights from District of Columbia to United Kingdom

Our best Scandinavian Airlines deals on District of Columbia to United Kingdom flight tickets
Scandinavian Airlines
Oct 8
IAD8:20 pmWashington, D.C. Dulles Intl
32h 00m
1 stop
LHR9:20 amLondon Heathrow
Oct 11
LHR6:40 amLondon Heathrow
15h 20m
2 stops
IAD5:00 pmWashington, D.C. Dulles Intl
$675
Scandinavian Airlines
Apr 27
IAD8:20 pmWashington, D.C. Dulles Intl
14h 40m
1 stop
LHR4:00 pmLondon Heathrow
May 7
LHR7:50 pmLondon Heathrow
26h 10m
2 stops
IAD5:00 pmWashington, D.C. Dulles Intl
$677
Scandinavian Airlines
Apr 27
IAD8:20 pmWashington, D.C. Dulles Intl
14h 40m
1 stop
LHR4:00 pmLondon Heathrow
May 11
LHR10:20 amLondon Heathrow
11h 40m
1 stop
IAD5:00 pmWashington, D.C. Dulles Intl
$678

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 April 16, 2026.
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

Cheapest round-trip

Washington, D.C.London

IAD - STN

IADSTN

Washington, D.C. Dulles Intl

Mon 4/27

8:30 pm-12:20 am

2 stops22h 50m

London Stansted

Tue 5/26

6:30 am-8:29 pm

3 stops18h 59m

$662

Washington, D.C.London

IAD - STN

IADSTN

Washington, D.C. Dulles Intl

Mon 4/27

8:30 pm-12:20 am

2 stops22h 50m

London Stansted

Tue 5/26

6:30 am-8:29 pm

3 stops18h 59m

$664

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Thu 10/8

8:20 pm-9:20 am

1 stop32h 00m

London Heathrow

Sun 10/11

6:40 am-5:00 pm

2 stops15h 20m

$675

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Mon 4/27

8:20 pm-4:00 pm

1 stop14h 40m

London Heathrow

Thu 5/7

7:30 pm-5:00 pm

1 stop26h 30m

$677

Washington, D.C.Glasgow

IAD - GLA

IADGLA

Washington, D.C. Dulles Intl

Thu 10/8

8:30 pm-1:25 pm

1 stop11h 55m

Glasgow Intl

Thu 10/22

2:20 pm-7:20 pm

1 stop10h 00m

$680

Washington, D.C.Glasgow

IAD - GLA

IADGLA

Washington, D.C. Dulles Intl

Thu 9/3

8:30 pm-1:25 pm

1 stop11h 55m

Glasgow Intl

Tue 9/15

2:20 pm-7:20 pm

1 stop10h 00m

$689

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Mon 5/18

12:45 pm-6:30 am

1 stop12h 45m

London Heathrow

Tue 6/2

2:05 pm-9:55 pm

1 stop12h 50m

$728

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Wed 5/20

4:20 pm-9:35 am

1 stop12h 15m

London Heathrow

Thu 6/4

2:05 pm-9:55 pm

1 stop12h 50m

$730
Quickest round-trip

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Mon 5/11

6:00 am-8:45 pm

1 stop9h 45m

London Heathrow

Sun 5/24

8:40 am-2:43 pm

1 stop11h 03m

$784

Washington, D.C.Edinburgh

DCA - EDI

DCAEDI

Washington, D.C. Reagan-National

Sun 5/17

6:00 am-9:20 am

1 stop22h 20m

Edinburgh Turnhouse

Thu 5/28

12:10 pm-10:59 pm

1 stop15h 49m

$828

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 $637. If you aren’t able to travel to United Kingdom during the month of September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $640.

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 $762. The most expensive day to fly to United Kingdom is Saturday, with ticket prices averaging around $888.

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 afternoon. momondo users have found flights departing from District of Columbia to United Kingdom in the afternoon for as low as $809. 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 evening, with an average ticket price of $830. Departure times in the evening 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 $781 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 $729 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 32% 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

$498

Fastest flight time

7h 10m

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 $498. The best round-trip flight deal from District of Columbia to United Kingdom found on momondo in the last 72 hours is $901.
The fastest flight from District of Columbia to United Kingdom takes 7h 10m
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

Frequently asked questions about flying from District of Columbia to the United Kingdom

  • 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
TAP AIR PORTUGALPriceFrom $309Free CancellationRating
7.1
2,206 reviews
Search TAP AIR PORTUGAL flights
IcelandairPriceFrom $398Free CancellationRating
7.0
634 reviews
Search Icelandair flights
PLAYPriceFrom $428Free CancellationRating
7.0
103 reviews
Search PLAY flights
Scandinavian AirlinesPriceFrom $454Free CancellationRating
7.3
1,750 reviews
Search Scandinavian Airlines flights
United AirlinesPriceFrom $462Free CancellationRating
7.4
9,601 reviews
Search United Airlines flights
Virgin AtlanticPriceFrom $471Free CancellationRating
7.5
687 reviews
Search Virgin Atlantic flights
American AirlinesPriceFrom $497Free CancellationRating
7.1
11,594 reviews
Search American Airlines flights
British AirwaysPriceFrom $520Free CancellationRating
6.7
7,890 reviews
Search British Airways flights
IberiaPriceFrom $527Free CancellationRating
7.0
3,180 reviews
Search Iberia flights
DeltaPriceFrom $530Free CancellationRating
7.9
8,409 reviews
Search Delta 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 $495
Flights to Manchesterfrom $560
Flights to Edinburghfrom $546
Flights to Glasgowfrom $561
Flights to Birminghamfrom $597
Flights to Newcastle upon Tynefrom $688
Flights to Belfastfrom $711
Flights to Bristolfrom $667
Flights to Invernessfrom $687
Flights to Liverpoolfrom $690
Flights to Leedsfrom $648
Flights to Aberdeenfrom $736