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District of Columbia

$665+ Cheap flights from Southampton (SOU) to District of Columbia

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — IAD
oct. 15 — oct. 221
mié. 10/15
mié. 10/22
1 adult, Economy
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Cheap flight deals from Southampton to District of Columbia

Keep the following information in mind while searching for Southampton to District of Columbia flight deals. Data was last updated septiembre 15, 2025.

Round-trip from

$629
(Booking.com)

Popular in

July

Cheapest in

February

Average price

$666
From Southampton Eastleigh to District of Columbia
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($90 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Southampton to District of Columbia

Cheapest flights from Southampton to District of Columbia
Explore the most affordable flight options available from Southampton to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 15, 2025.

This KLM deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/285:30 pmSOU - IAD
1 stop27h 35mKLM
mar. 11/46:05 pmIAD - SOU
1 stop17h 55mKLM
Deal found 9/13$665
This Virgin Atlantic deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/288:40 amSOU - IAD
1 stop12h 25mVirgin Atlantic
mar. 11/41:00 pmIAD - SOU
2 stops14h 10mVirgin Atlantic
Deal found 9/13$666
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/288:40 amSOU - IAD
2 stops18h 20mDelta
mar. 11/45:10 pmIAD - SOU
2 stops18h 50mDelta
Deal found 9/13$673
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/288:40 amSOU - DCA
2 stops17h 03mDelta
mar. 11/43:00 pmDCA - SOU
2 stops21h 00mDelta
Deal found 9/13$673
This Expedia deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/288:50 pmSOU - IAD
2 stops23h 45mBritish Airways
mar. 11/46:20 pmIAD - SOU
3 stops14h 35mBritish Airways
Deal found 9/13$919
This Mytrip deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/288:10 pmSOU - IAD
3 stops29h 50mMultiple Airlines
mar. 11/45:30 pmIAD - SOU
3 stops21h 10mMultiple Airlines
Deal found 9/13$955

Cheapflights Fare Finder

 
Customize your flight search to find flights from Southampton to District of Columbia 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 2,558,603 searches. Data last updated septiembre 15, 2025.
Use the filters below to find and compare flights from Southampton to District of Columbia that are best for you.

Fly from

Southampton

Fly to

District of Columbia

Route

Depart

Return

Price

SouthamptonWashington, D.C.

SOU - IAD

SOUIAD

Southampton Eastleigh

mar. 10/28

5:30 pm-5:05 pm

1 stop27h 35m

Washington, D.C. Dulles Intl

mar. 11/4

6:05 pm-5:00 pm

1 stop17h 55m

$665

SouthamptonWashington, D.C.

SOU - IAD

SOUIAD

Southampton Eastleigh

mar. 10/28

8:40 am-5:05 pm

1 stop12h 25m

Washington, D.C. Dulles Intl

mar. 11/4

1:00 pm-8:10 am

2 stops14h 10m

$666

SouthamptonWashington, D.C.

SOU - IAD

SOUIAD

Southampton Eastleigh

mar. 10/28

8:40 am-11:00 pm

2 stops18h 20m

Washington, D.C. Dulles Intl

mar. 11/4

5:10 pm-5:00 pm

2 stops18h 50m

$673

SouthamptonWashington, D.C.

SOU - DCA

SOUDCA

Southampton Eastleigh

mar. 10/28

8:40 am-9:43 pm

2 stops17h 03m

Washington, D.C. Reagan-National

mar. 11/4

3:00 pm-5:00 pm

2 stops21h 00m

$673

SouthamptonWashington, D.C.

SOU - IAD

SOUIAD

Southampton Eastleigh

mar. 10/28

8:50 pm-4:35 pm

2 stops23h 45m

Washington, D.C. Dulles Intl

mar. 11/4

6:20 pm-1:55 pm

3 stops14h 35m

$919

SouthamptonWashington, D.C.

SOU - IAD

SOUIAD

Southampton Eastleigh

mar. 1/20

8:30 pm-7:55 pm

2 stops28h 25m

$752

SouthamptonWashington, D.C.

SOU - IAD

SOUIAD

Southampton Eastleigh

mié. 11/19

8:40 am-7:55 pm

2 stops16h 15m

$771

SouthamptonWashington, D.C.

SOU - IAD

SOUIAD

Southampton Eastleigh

sáb. 10/25

9:55 am-8:20 pm

2 stops15h 25m

$1,372

SouthamptonWashington, D.C.

SOU - IAD

SOUIAD

Southampton Eastleigh

lun. 1/19

8:30 pm-3:35 pm

2 stops24h 05m

$1,425

SouthamptonWashington, D.C.

SOU - IAD

SOUIAD

Southampton Eastleigh

dom. 11/30

6:25 pm-3:35 pm

3 stops26h 10m

$3,634

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Best time to book a flight from Southampton to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Southampton with our price prediction graph.
Estimated round-trip 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 Southampton to District of Columbia

What is the cheapest month to book a flight from Southampton to District of Columbia?

Currently, August is the cheapest month in which you can book a flight from Southampton to District of Columbia (average of $292). Flying from Southampton to District of Columbia in April is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Southampton to District of Columbia. 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 from for flights from Southampton to District of Columbia?

    Southampton Eastleigh (SOU) is the airport you will fly out of if you book a flight from Southampton to District of Columbia. It is only a 3.5 mi journey to Eastleigh (SOU) from Southampton’s city center.

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

    Airlines like KLM, Virgin Atlantic, and Delta fly from Southampton to District of Columbia in about 12h 25m. The time it takes to get you to your destination can typically vary by up to 15h 10m. Southampton and District of Columbia are separated by a distance of 3639 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Southampton to District of Columbia?

    Currently, August is the cheapest month in which you can book a flight from Southampton to District of Columbia (average of $292). Flying from Southampton to District of Columbia in April is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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