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Cheap flights from District of Columbia to London from $779

This is the cheapest round-trip 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 4/29. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Virgin Atlantic Logo
5:50 pm - 8:45 amIAD-SOU
9h 55m1 stop
Virgin Atlantic Logo
9:20 am - 3:35 pmSOU-IAD
11h 15m1 stop
$779Virgin Atlantic
Find Deal
Wed, Apr 29 - Sun, May 3
Delta Logo
5:50 pm - 8:50 amIAD-SOU
10h 00m1 stop
Delta Logo
5:35 pm - 3:35 pmSOU-IAD
27h 00m1 stop
$780Delta
Find Deal
Mon, Apr 6 - Tue, Apr 21
Virgin Atlantic Logo
5:50 pm - 5:00 pmIAD-SOU
18h 10m1 stop
Virgin Atlantic Logo
5:35 pm - 3:35 pmSOU-IAD
27h 00m1 stop
$781Virgin Atlantic
Find Deal
Wed, Apr 29 - Sun, May 3
Delta Logo
7:59 pm - 8:50 amIAD-SOU
31h 51m2 stops
Delta Logo
9:20 am - 3:35 pmSOU-IAD
11h 15m1 stop
$785Delta
Find Deal
Sat, Apr 11 - Thu, Apr 23
Virgin Atlantic Logo
5:50 pm - 5:00 pmIAD-SOU
18h 10m1 stop
Virgin Atlantic Logo
5:35 pm - 4:39 pmSOU-IAD
28h 04m2 stops
$789Virgin Atlantic
Find Deal
Wed, Apr 29 - Sun, May 3
Delta Logo
5:50 pm - 8:45 amIAD-SOU
9h 55m1 stop
Delta Logo
5:35 pm - 4:29 pmSOU-IAD
27h 54m2 stops
$790Delta
Find Deal
Thu, Apr 9 - Wed, Apr 22
Virgin Atlantic Logo
5:50 pm - 8:45 amIAD-SOU
9h 55m1 stop
Virgin Atlantic Logo
5:35 pm - 4:39 pmSOU-IAD
28h 04m2 stops
$791Virgin Atlantic
Find Deal
Wed, Apr 29 - Sun, May 3
Multiple Airlines Logo
8:40 pm - 7:30 pmDCA-SOU
17h 50m3 stops
Multiple Airlines Logo
6:55 pm - 7:15 pmSOU-DCA
29h 20m3 stops
$1,412Multiple Airlines
Find Deal
Sat, Apr 11 - Sat, Apr 25
KLM Logo
5:00 pm - 5:25 pmDCA-SOU
19h 25m2 stops
KLM Logo
6:05 pm - 4:29 pmSOU-DCA
27h 24m2 stops
$1,718KLM
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Sun, Dec 28 - Sun, Jan 4
Multiple Airlines Logo
6:50 pm - 7:40 pmDCA-SOU
19h 50m3 stops
Multiple Airlines Logo
8:35 am - 6:05 pmSOU-DCA
38h 30m3 stops
$1,734Multiple Airlines
Find Deal
Wed, Dec 17 - Wed, Dec 24

Virgin Atlantic flights from District of Columbia to Southampton

Our best Virgin Atlantic deals on District of Columbia to Southampton flight tickets
Virgin Atlantic
Apr 29
IAD5:50 pmWashington, D.C. Dulles Intl
9h 55m
1 stop
SOU8:45 amSouthampton Eastleigh
May 3
SOU9:20 amSouthampton Eastleigh
11h 15m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
$779
Find similar
Virgin Atlantic
Apr 29
IAD5:50 pmWashington, D.C. Dulles Intl
18h 10m
1 stop
SOU5:00 pmSouthampton Eastleigh
May 3
SOU5:35 pmSouthampton Eastleigh
27h 00m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
$781
Find similar
Virgin Atlantic
Apr 29
IAD5:50 pmWashington, D.C. Dulles Intl
18h 10m
1 stop
SOU5:00 pmSouthampton Eastleigh
May 3
SOU5:35 pmSouthampton Eastleigh
28h 04m
2 stops
IAD4:39 pmWashington, D.C. Dulles Intl
$789
Find similar

Delta flights from District of Columbia to Southampton

Our best Delta deals on District of Columbia to Southampton flight tickets
Delta
Apr 6
IAD5:50 pmWashington, D.C. Dulles Intl
10h 00m
1 stop
SOU8:50 amSouthampton Eastleigh
Apr 22
SOU9:20 amSouthampton Eastleigh
11h 15m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
$780
Find similar
Delta
Apr 11
IAD7:59 pmWashington, D.C. Dulles Intl
31h 51m
2 stops
SOU8:50 amSouthampton Eastleigh
Apr 21
SOU9:20 amSouthampton Eastleigh
11h 15m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
$785
Find similar
Delta
Apr 9
IAD5:50 pmWashington, D.C. Dulles Intl
9h 55m
1 stop
SOU8:45 amSouthampton Eastleigh
Apr 22
SOU5:35 pmSouthampton Eastleigh
27h 54m
2 stops
IAD4:29 pmWashington, D.C. Dulles Intl
$790
Find similar

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated November 13, 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

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Wed 4/29

5:50 pm-8:45 am

1 stop9h 55m

Southampton Eastleigh

Sun 5/3

9:20 am-3:35 pm

1 stop11h 15m

$779

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Mon 4/6

5:50 pm-8:50 am

1 stop10h 00m

Southampton Eastleigh

Tue 4/21

5:35 pm-3:35 pm

1 stop27h 00m

$780

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Wed 4/29

5:50 pm-5:00 pm

1 stop18h 10m

Southampton Eastleigh

Sun 5/3

5:35 pm-3:35 pm

1 stop27h 00m

$781

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Sat 4/11

7:59 pm-8:50 am

2 stops31h 51m

Southampton Eastleigh

Thu 4/23

9:20 am-3:35 pm

1 stop11h 15m

$785

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Wed 4/29

5:50 pm-5:00 pm

1 stop18h 10m

Southampton Eastleigh

Sun 5/3

5:35 pm-4:39 pm

2 stops28h 04m

$789

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Thu 4/9

5:50 pm-8:45 am

1 stop9h 55m

Southampton Eastleigh

Wed 4/22

5:35 pm-4:29 pm

2 stops27h 54m

$790

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Wed 4/29

5:50 pm-8:45 am

1 stop9h 55m

Southampton Eastleigh

Sun 5/3

5:35 pm-4:39 pm

2 stops28h 04m

$791

Washington, D.C.Southampton

DCA - SOU

DCASOU

Washington, D.C. Reagan-National

Sat 4/11

8:40 pm-7:30 pm

3 stops17h 50m

Southampton Eastleigh

Sat 4/25

6:55 pm-7:15 pm

3 stops29h 20m

$1,412

Washington, D.C.Southampton

DCA - SOU

DCASOU

Washington, D.C. Reagan-National

Sun 12/28

5:00 pm-5:25 pm

2 stops19h 25m

Southampton Eastleigh

Sun 1/4

6:05 pm-4:29 pm

2 stops27h 24m

$1,718

Washington, D.C.Southampton

DCA - SOU

DCASOU

Washington, D.C. Reagan-National

Wed 12/17

6:50 pm-7:40 pm

3 stops19h 50m

Southampton Eastleigh

Wed 12/24

8:35 am-6:05 pm

3 stops38h 30m

$1,734

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 day to depart on your flight to Southampton?

On average, the least expensive day to fly to Southampton from District of Columbia is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $859. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from District of Columbia to Southampton for around $1,103.

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

Flying to Southampton from District of Columbia in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $936 when looking at flights departing in the afternoon. Flights to Southampton are more costly in the morning, with an average ticket price of $1,201. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

Direct flights

None
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 refreshed on a daily basis.

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

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

    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 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.

Best airlines flying from District of Columbia to Southampton

Compare and see reviews for airlines that fly from District of Columbia to Southampton with momondo
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom $677Free CancellationRating
7.2
1,370 reviews
Search Aer Lingus flights
DeltaPriceFrom $785Free CancellationRating
7.9
8,008 reviews
Search Delta flights

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

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

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

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

momondo provides multiple filters to help you find the best flight to Southampton from District of Columbia. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from District of Columbia to Southampton now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Southampton and let you know when they change.

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