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Cheap flights from District of Columbia to London from £330

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 London departing on 1/6. 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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Cheap return flights

Enter your travel dates to find the best prices.
KLM Logo
17:00 - 17:05
DCA
-
SOU
19h 05m2 stops
KLM Logo
17:45 - 16:56
SOU
-
DCA
28h 11m2 stops
£580KLM
Sun, 8 Feb - Sun, 15 Feb
Delta Logo
19:05 - 17:25
IAD
-
SOU
18h 20m1 stop
Delta Logo
09:05 - 15:35
SOU
-
IAD
11h 30m1 stop
£581Delta
Wed, 25 Mar - Wed, 1 Apr
Delta Logo
13:19 - 17:25
IAD
-
SOU
24h 06m2 stops
Delta Logo
09:05 - 15:35
SOU
-
IAD
11h 30m1 stop
£584Delta
Wed, 25 Mar - Wed, 1 Apr
Delta Logo
14:50 - 07:35
DCA
-
SOU
36h 45m2 stops
Delta Logo
17:20 - 08:00
SOU
-
DCA
43h 40m2 stops
£591Delta
Sat, 28 Mar - Sat, 4 Apr
Delta Logo
07:18 - 17:25
IAD
-
SOU
30h 07m2 stops
Delta Logo
09:05 - 09:10
SOU
-
IAD
29h 05m2 stops
£591Delta
Wed, 25 Mar - Wed, 1 Apr
Delta Logo
10:00 - 17:00
DCA
-
SOU
27h 00m2 stops
Delta Logo
17:20 - 08:00
SOU
-
DCA
43h 40m2 stops
£639Delta
Fri, 27 Mar - Sat, 4 Apr
Delta Logo
19:59 - 15:50
IAD
-
SOU
39h 51m2 stops
Delta Logo
09:05 - 15:35
SOU
-
IAD
11h 30m1 stop
£663Delta
Sat, 28 Mar - Fri, 3 Apr
Aer Lingus Logo
17:05 - 08:45
IAD
-
SOU
10h 40m1 stop
Aer Lingus Logo
12:25 - 15:35
SOU
-
IAD
32h 10m1 stop
£744Aer Lingus
Wed, 21 Jan - Tue, 27 Jan
Aer Lingus Logo
20:25 - 16:35
IAD
-
SOU
15h 10m1 stop
Aer Lingus Logo
20:00 - 15:50
SOU
-
IAD
24h 50m1 stop
£970Aer Lingus
Fri, 29 May - Fri, 12 Jun
Multiple Airlines Logo
20:40 - 16:00
DCA
-
SOU
62h 20m3 stops
Multiple Airlines Logo
09:30 - 22:35
SOU
-
DCA
18h 05m2 stops
£1,035Multiple Airlines
Sun, 8 Feb - Sun, 15 Feb

British Airways flights from District of Columbia to Southampton

Our best British Airways deals on District of Columbia to Southampton flight tickets
British Airways
23 Jan
IAD17:05Washington, D.C. Dulles Intl
10h 40m
1 stop
SOU08:45Southampton Eastleigh
27 Jan
SOU16:30Southampton Eastleigh
28h 05m
2 stops
IAD15:35Washington, D.C. Dulles Intl
£3,007
Find similar
British Airways
18 Mar
IAD19:20Washington, D.C. Dulles Intl
12h 45m
2 stops
SOU12:05Southampton Eastleigh
30 Mar
SOU09:10Southampton Eastleigh
11h 40m
1 stop
IAD15:50Washington, D.C. Dulles Intl
£3,014
Find similar
British Airways
28 Mar
IAD22:25Washington, D.C. Dulles Intl
16h 50m
2 stops
SOU20:15Southampton Eastleigh
4 Apr
SOU09:10Southampton Eastleigh
11h 40m
1 stop
IAD15:50Washington, D.C. Dulles Intl
£3,025
Find similar

Delta flights from District of Columbia to Southampton

Our best Delta deals on District of Columbia to Southampton flight tickets
Delta
25 Mar
IAD19:05Washington, D.C. Dulles Intl
18h 20m
1 stop
SOU17:25Southampton Eastleigh
2 Apr
SOU09:05Southampton Eastleigh
11h 30m
1 stop
IAD15:35Washington, D.C. Dulles Intl
£581
Find similar
Delta
25 Mar
IAD10:06Washington, D.C. Dulles Intl
27h 19m
2 stops
SOU17:25Southampton Eastleigh
2 Apr
SOU09:05Southampton Eastleigh
11h 30m
1 stop
IAD15:35Washington, D.C. Dulles Intl
£584
Find similar
Delta
28 Mar
DCA14:50Washington, D.C. Reagan-National
36h 45m
2 stops
SOU07:35Southampton Eastleigh
4 Apr
SOU17:20Southampton Eastleigh
43h 40m
2 stops
DCA08:00Washington, D.C. Reagan-National
£591
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from District of Columbia to Southampton 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 27 December 2025.
Use the filters below to find and compare flights from District of Columbia to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Southampton

DCA - SOU

DCASOU

Washington, D.C. Reagan-National

Sun 8/2

17:00-17:05

2 stops19h 05m

Southampton Eastleigh

Sun 15/2

17:45-16:56

2 stops28h 11m

£580

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Wed 25/3

19:05-17:25

1 stop18h 20m

Southampton Eastleigh

Wed 1/4

09:05-15:35

1 stop11h 30m

£581

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Wed 25/3

13:19-17:25

2 stops24h 06m

Southampton Eastleigh

Wed 1/4

09:05-15:35

1 stop11h 30m

£584

Washington, D.C.Southampton

DCA - SOU

DCASOU

Washington, D.C. Reagan-National

Sat 28/3

14:50-07:35

2 stops36h 45m

Southampton Eastleigh

Sat 4/4

17:20-08:00

2 stops43h 40m

£591

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Wed 25/3

07:18-17:25

2 stops30h 07m

Southampton Eastleigh

Wed 1/4

09:05-09:10

2 stops29h 05m

£591

Washington, D.C.Southampton

DCA - SOU

DCASOU

Washington, D.C. Reagan-National

Fri 27/3

10:00-17:00

2 stops27h 00m

Southampton Eastleigh

Sat 4/4

17:20-08:00

2 stops43h 40m

£639

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Sat 28/3

19:59-15:50

2 stops39h 51m

Southampton Eastleigh

Fri 3/4

09:05-15:35

1 stop11h 30m

£663

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Wed 21/1

17:05-08:45

1 stop10h 40m

Southampton Eastleigh

Tue 27/1

12:25-15:35

1 stop32h 10m

£744

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Fri 29/5

20:25-16:35

1 stop15h 10m

Southampton Eastleigh

Fri 12/6

20:00-15:50

1 stop24h 50m

£970

Washington, D.C.Southampton

DCA - SOU

DCASOU

Washington, D.C. Reagan-National

Sun 8/2

20:40-16:00

3 stops62h 20m

Southampton Eastleigh

Sun 15/2

09:30-22:35

2 stops18h 05m

£1,035

Flights are sorted by cheapest return 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 District of Columbia to Southampton

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 airline that flies from District of Columbia to Southampton Eastleigh?

Aer Lingus and Delta are the most popular carriers operating from District of Columbia to Southampton Eastleigh

Which airlines fly to Southampton?

British Airways, Virgin Atlantic and United Airlines are the top three most popular airlines that fly to Southampton from District of Columbia according to our data. British Airways is the first choice among our users, with 47% of people opting to fly with this airline when travelling to Southampton. Keep in mind that there are 8 different airlines that fly to Southampton on a routine basis, so you have a few additional options to choose from.

Cheap District of Columbia to Southampton flight deals and tips

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

Fastest flight time

9h 55m

Direct flights

None
The fastest flight from District of Columbia to Southampton takes 9h 55m
There are no direct flights from District of Columbia to Southampton. There are no popular flight routes from District of Columbia to Southampton.
Search flight deals

  • When did momondo last update prices for flights from District of Columbia to Southampton Eastleigh Airport?

    Prices for flights from District of Columbia to Southampton Eastleigh Airport are updated daily.

  • How old do you have to be to fly from District of Columbia to Southampton Eastleigh Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from District of Columbia to Southampton Eastleigh Airport.

  • What documentation or ID do you need to fly to Southampton Eastleigh Airport?

    The required travel and health documents for your Southampton Eastleigh 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 Southampton Eastleigh Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Portsmouth

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from District of Columbia to Southampton . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for District of Columbia to Southampton flights to just show those with flexible booking policies.

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

Once all potential District of Columbia to Southampton flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of District of Columbia to Southampton flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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