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Cheap flights from District of Columbia to Southampton from £286

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/7. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SOU
4 Jul — 11 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from District of Columbia to Southampton

Enter your travel dates to find the best prices.

Cheapest flights from District of Columbia to Southampton
Explore the most affordable flight options available from District of Columbia to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 June 2026.

Wed 15/720:30
IAD
-
SOU
2 stops18h 00m
Multiple Airlines
Wed 22/709:20
SOU
-
IAD
2 stops15h 00m
Multiple Airlines
Deal found 31/5£702
Tue 25/820:30
IAD
-
SOU
2 stops15h 20m
Multiple Airlines
Mon 7/919:20
SOU
-
IAD
2 stops30h 15m
Multiple Airlines
Deal found 31/5£725
Wed 15/716:20
DCA
-
SOU
2 stops22h 10m
Multiple Airlines
Wed 22/720:00
SOU
-
DCA
2 stops27h 12m
Multiple Airlines
Deal found 1/6£733
Wed 15/717:15
IAD
-
SOU
1 stop10h 25m
Aer Lingus
Wed 22/709:20
SOU
-
IAD
1 stop11h 25m
Aer Lingus
Deal found 31/5£746
Sat 26/909:45
IAD
-
SOU
3 stops18h 40m
Multiple Airlines
Sun 4/1008:25
SOU
-
IAD
2 stops15h 35m
Multiple Airlines
Deal found 2/6£769
Tue 25/812:40
DCA
-
SOU
3 stops16h 35m
Multiple Airlines
Mon 7/909:20
SOU
-
DCA
3 stops31h 40m
Multiple Airlines
Deal found 31/5£808
Mon 24/817:15
IAD
-
SOU
1 stop10h 25m
Aer Lingus
Mon 7/909:20
SOU
-
IAD
1 stop11h 25m
Aer Lingus
Deal found 30/5£808
Tue 1/912:55
DCA
-
SOU
2 stops14h 50m
Delta
Wed 9/909:15
SOU
-
DCA
2 stops17h 35m
Delta
Deal found 31/5£829
Tue 1/912:55
DCA
-
SOU
2 stops14h 50m
Delta
Tue 8/909:05
SOU
-
DCA
2 stops16h 14m
Delta
Deal found 1/6£832
Tue 25/810:15
DCA
-
SOU
2 stops17h 30m
Delta
Mon 7/909:05
SOU
-
DCA
2 stops18h 00m
Delta
Deal found 31/5£876

Find flight deals from District of Columbia to Southampton

Keep the following information in mind while searching for District of Columbia to Southampton flight deals. Data was last updated 4 June 2026.

Round-trip from

£692

One-way from

£286

Popular in

June

Cheapest in

January

Average price

£834
Aer Lingus
  • Aer Lingus
  • 4/8-20/8
  • 3 total stops
  • 42h 45m total
  • District of Columbia to Southampton
Search Deals
19/7
  • 19/7
  • 3 total stops
  • 46h 18m total
  • District of Columbia to Southampton
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£98 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 4 June 2026.
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

Cheapest return flight
Fastest return journey

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Sun 6/9

17:40-08:35

1 stop9h 55m

Southampton Eastleigh

Tue 15/9

09:05-15:35

1 stop11h 30m

£818

Washington, D.C.Southampton

DCA - SOU

DCASOU

Washington, D.C. Reagan-National

Tue 1/9

12:55-08:45

2 stops14h 50m

Southampton Eastleigh

Wed 9/9

09:15-21:50

2 stops17h 35m

£829

Washington, D.C.Southampton

DCA - SOU

DCASOU

Washington, D.C. Reagan-National

Wed 2/9

12:55-08:35

2 stops14h 40m

Southampton Eastleigh

Tue 8/9

09:05-20:19

2 stops16h 14m

£829

Washington, D.C.Southampton

DCA - SOU

DCASOU

Washington, D.C. Reagan-National

Tue 1/9

12:55-08:45

2 stops14h 50m

Southampton Eastleigh

Tue 8/9

09:05-20:19

2 stops16h 14m

£829

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Mon 24/8

18:10-08:45

1 stop9h 35m

Southampton Eastleigh

Mon 7/9

17:20-15:35

1 stop27h 15m

£831

Washington, D.C.Southampton

DCA - SOU

DCASOU

Washington, D.C. Reagan-National

Tue 1/9

12:55-08:45

2 stops14h 50m

Southampton Eastleigh

Fri 11/9

09:05-21:50

2 stops17h 45m

£832

Washington, D.C.Southampton

DCA - SOU

DCASOU

Washington, D.C. Reagan-National

Wed 2/9

12:55-08:35

2 stops14h 40m

Southampton Eastleigh

Wed 9/9

09:15-21:50

2 stops17h 35m

£832

Washington, D.C.Southampton

DCA - SOU

DCASOU

Washington, D.C. Reagan-National

Tue 25/8

10:15-08:45

2 stops17h 30m

Southampton Eastleigh

Mon 7/9

09:05-22:05

2 stops18h 00m

£876

Washington, D.C.Southampton

DCA - SOU

DCASOU

Washington, D.C. Reagan-National

Wed 15/7

06:00-19:30

3 stops32h 30m

Southampton Eastleigh

Wed 22/7

09:20-21:48

3 stops17h 28m

£879

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Sat 29/8

17:40-08:45

1 stop10h 05m

Southampton Eastleigh

Mon 7/9

17:20-15:35

1 stop27h 15m

£887

Flights are sorted by cheapest return flights first.

Deals found on 2/6

Showing 1-10 of 24 resultsSorted by cheapest first
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Best time to book a flight from District of Columbia to Southampton

Have a flexible travel schedule? Discover the best time to fly to Southampton from District of Columbia with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from District of Columbia to Southampton
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from District of Columbia to Southampton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Southampton from District of Columbia?

    For a flight from District of Columbia to Southampton, you will be flying into Eastleigh. Southampton Eastleigh (SOU) is just 3.5 mi from the center of the city.

  • How long is the flight from District of Columbia to Southampton?

    Delta and KLM can get you from District of Columbia to Southampton in just under 9h 35m. Your travel time can differ by up to 20m. There are 3639 mi between District of Columbia and Southampton. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from District of Columbia to Southampton that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Southampton flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Southampton?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from District of Columbia to Southampton.

  • Can I find deals for business class flights from District of Columbia to Southampton?

    Yes. Cheapflights offers flight deals from District of Columbia to Southampton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for District of Columbia to Southampton

See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from District of Columbia to Southampton?

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Why should you use Cheapflights to find cheap flight tickets from District of Columbia to Southampton?

Cheapflights helps you find that perfect flight to Southampton from District of Columbia by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from District of Columbia to Southampton with no change fees?

Certainly. Search results for flights to Southampton from District of Columbia shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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