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$494+ Cheap flights from District of Columbia to Southampton (SOU)

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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SOU
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap 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 September 17, 2025.

Round-trip from

$793
(lastminute.com)

One-way from

$494
(KLM)

Popular in

June

Cheapest in

September

Average price

$636
From District of Columbia to Southampton Eastleigh
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One-way flight from District of Columbia to Southampton Eastleigh
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Highest demand for flights based on searches. 11% potential increase in price ($98 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from District of Columbia to Southampton

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 September 17, 2025.

This lastminute.com deal was found by Cheapflights users on 9/15. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/12:50 pmDCA - SOU
2 stops21h 10mMultiple Airlines
Sun 10/59:20 amSOU - DCA
2 stops17h 51mMultiple Airlines
Deal found 9/15$793
This Ticket deal was found by Cheapflights users on 9/15. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/15:25 pmIAD - SOU
1 stop18h 35mKLM
Sun 10/56:25 pmSOU - IAD
1 stop26h 10mKLM
Deal found 9/15$795
This Delta deal was found by Cheapflights users on 9/15. 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.
Wed 10/15:25 pmIAD - SOU
1 stop10h 20mDelta
Tue 10/145:35 pmSOU - IAD
1 stop27h 00mDelta
Deal found 9/15$812
This Delta deal was found by Cheapflights users on 9/15. 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.
Wed 10/110:07 amIAD - SOU
2 stops17h 38mDelta
Sun 10/56:25 pmSOU - IAD
1 stop26h 10mDelta
Deal found 9/15$814
This Delta deal was found by Cheapflights users on 9/15. 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.
Sun 9/286:15 amIAD - SOU
2 stops21h 30mDelta
Wed 10/155:35 pmSOU - IAD
1 stop27h 00mDelta
Deal found 9/15$816
This Delta deal was found by Cheapflights users on 9/17. 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.
Wed 10/89:50 amIAD - SOU
2 stops17h 55mDelta
Mon 10/135:35 pmSOU - IAD
1 stop27h 00mDelta
Deal found 9/17$817
This Delta deal was found by Cheapflights users on 9/15. 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.
Thu 10/25:25 pmIAD - SOU
1 stop10h 20mDelta
Wed 10/155:35 pmSOU - IAD
2 stops27h 54mDelta
Deal found 9/15$822
This Delta deal was found by Cheapflights users on 9/17. 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.
Thu 10/910:25 amDCA - SOU
2 stops17h 20mDelta
Fri 10/249:20 amSOU - DCA
2 stops19h 05mDelta
Deal found 9/17$827
This Delta deal was found by Cheapflights users on 9/17. 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.
Wed 10/89:50 amIAD - SOU
2 stops17h 55mDelta
Wed 10/155:35 pmSOU - IAD
2 stops27h 54mDelta
Deal found 9/17$827
This Delta deal was found by Cheapflights users on 9/15. 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.
Sun 9/285:25 pmIAD - SOU
1 stop10h 20mDelta
Sun 10/126:25 pmSOU - IAD
1 stop26h 10mDelta
Deal found 9/15$887
This Mytrip deal was found by Cheapflights users on 9/15. 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.
Wed 10/111:15 pmIAD - SOU
2 stops15h 15mMultiple Airlines
Sun 10/56:25 pmSOU - IAD
3 stops29h 55mMultiple Airlines
Deal found 9/15$900
This Delta deal was found by Cheapflights users on 9/15. 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.
Sun 9/285:25 pmIAD - SOU
1 stop10h 20mDelta
Sat 10/186:05 pmSOU - IAD
1 stop26h 30mDelta
Deal found 9/15$937

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from District of Columbia to Southampton that are best for you.

Fly from

District of Columbia

Fly to

Southampton

Route

Depart

Return

Price

Washington, D.C.Southampton

DCA - SOU

DCASOU

Washington, D.C. Reagan-National

Wed 10/1

2:50 pm-5:00 pm

2 stops21h 10m

Southampton Eastleigh

Sun 10/5

9:20 am-10:11 pm

2 stops17h 51m

$793

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Fri 10/3

5:25 pm-8:45 am

1 stop10h 20m

Southampton Eastleigh

Wed 10/15

5:35 pm-3:35 pm

1 stop27h 00m

$812

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Thu 10/9

5:25 pm-8:45 am

1 stop10h 20m

Southampton Eastleigh

Fri 10/24

5:35 pm-3:35 pm

1 stop27h 00m

$812

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Mon 9/29

5:25 pm-8:45 am

1 stop10h 20m

Southampton Eastleigh

Thu 10/16

9:20 am-3:35 pm

1 stop11h 15m

$812

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Mon 9/29

5:25 pm-5:00 pm

1 stop18h 35m

Southampton Eastleigh

Mon 10/13

5:35 pm-3:35 pm

1 stop27h 00m

$812

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Sun 9/28

5:25 pm-8:45 am

1 stop10h 20m

Southampton Eastleigh

Mon 10/13

5:35 pm-3:35 pm

1 stop27h 00m

$812

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Wed 10/1

5:25 pm-8:45 am

1 stop10h 20m

Southampton Eastleigh

Tue 10/14

5:35 pm-3:35 pm

1 stop27h 00m

$812

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Fri 10/3

5:25 pm-5:30 pm

1 stop19h 05m

Southampton Eastleigh

Tue 10/14

9:20 am-3:35 pm

1 stop11h 15m

$812

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Fri 10/10

5:25 pm-8:45 am

1 stop10h 20m

Southampton Eastleigh

Mon 10/13

5:35 pm-3:35 pm

1 stop27h 00m

$812

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Mon 9/29

5:25 pm-8:45 am

1 stop10h 20m

Southampton Eastleigh

Tue 10/14

5:35 pm-3:35 pm

1 stop27h 00m

$812

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 26 results
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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 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 District of Columbia to Southampton

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

Currently, November is the cheapest month in which you can book a flight from District of Columbia to Southampton (average of $787). Flying from District of Columbia to Southampton in June is currently the most expensive (average of $1,308). 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.

What is the cheapest time of day to fly from DC to SOU?

Find hourly flight availability from District of Columbia to Southampton. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from District of Columbia to Southampton as you normally would.

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 10h 20m. Your travel time can differ by up to 4h 45m. There are 3639 mi between District of Columbia and Southampton. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 vacation 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.

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

    Currently, November is the cheapest month in which you can book a flight from District of Columbia to Southampton (average of $787). Flying from District of Columbia to Southampton in June is currently the most expensive (average of $1,308). 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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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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Top 2 airlines flying from District of Columbia to Southampton

Discover the top 2 airlines that operate flights from District of Columbia to Southampton. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$677Average$812FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$778Average$1,119FlexibilityNo cancel feeOn-timeN/A

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