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$650+ Cheap flights from Washington, D.C. (WAS) 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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — SOU
Dec 24 — Dec 311
Tue 12/24
Tue 12/31
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Southampton

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Southampton (SOU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 19, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$786
(KLM)

One-way from

$650
(British Airways)

Popular in

June

Cheapest in

March

Average price

$1,138
Provider with most accurate pricing for Washington, D.C. (WAS)-Southampton Eastleigh flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Southampton Eastleigh flights.
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From Washington, D.C. (WAS) to Southampton Eastleigh
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One-way flight from Washington, D.C. (WAS) to Southampton Eastleigh
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High demand for flights, 17% potential price rise
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Best time to find cheap flights, 3% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from Washington, D.C. to Southampton

Cheapest flights from Washington, D.C. to Southampton
Explore the most affordable flight options available from Washington, D.C. to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 19, 2024.

This Gurufare deal was found by Cheapflights users on 12/18. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/198:50 pmIAD - SOU
1 stop13h 45mMultiple Airlines
Thu 12/268:55 amSOU - IAD
2 stops15h 50mMultiple Airlines
Deal found 12/18$1,313
This Gotogate deal was found by Cheapflights users on 12/18. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/198:50 pmIAD - SOU
1 stop13h 45mAer Lingus
Thu 12/268:10 pmSOU - IAD
1 stop24h 30mAer Lingus
Deal found 12/18$1,757
This oojo deal was found by Cheapflights users on 12/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/199:55 pmIAD - SOU
2 stops16h 30mBritish Airways
Thu 12/267:55 pmSOU - IAD
2 stops24h 40mBritish Airways
Deal found 12/18$1,786

Find flights from Washington, D.C. to Southampton within your budget

Customize your flight search to find flights from Washington, D.C. 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 December 19, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Sun 2/2

5:35 pm-8:25 am

1 stop9h 50m

Southampton Eastleigh

Sun 2/9

5:20 pm-3:45 pm

1 stop27h 25m

$786

Washington, D.C.Southampton

DCA - SOU

DCASOU

Washington, D.C. Reagan-National

Thu 2/6

11:35 am-8:25 am

2 stops15h 50m

Southampton Eastleigh

Sat 2/15

5:20 pm-6:00 pm

2 stops29h 40m

$800

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Thu 2/6

12:00 pm-8:25 am

2 stops15h 25m

Southampton Eastleigh

Fri 3/14

9:00 am-10:59 pm

2 stops17h 59m

$801

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Wed 1/22

5:10 pm-3:35 pm

1 stop17h 25m

Southampton Eastleigh

Sun 2/2

9:30 am-3:40 pm

1 stop11h 10m

$962

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Thu 2/6

8:30 pm-7:40 pm

2 stops18h 10m

Southampton Eastleigh

Sat 2/15

9:30 am-6:45 pm

2 stops38h 15m

$981

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Sun 3/30

9:20 pm-4:00 pm

2 stops13h 40m

Southampton Eastleigh

Wed 4/23

8:40 am-7:35 pm

2 stops15h 55m

$1,018

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Thu 2/6

5:10 pm-8:45 am

1 stop10h 35m

Southampton Eastleigh

Sat 2/15

9:30 am-3:40 pm

1 stop11h 10m

$1,054

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Sun 2/2

5:10 pm-8:45 am

3 stops34h 35m

Southampton Eastleigh

Sun 2/9

9:30 am-3:40 pm

3 stops35h 10m

$1,059

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Thu 2/6

7:30 pm-5:20 pm

2 stops16h 50m

Southampton Eastleigh

Fri 3/14

2:25 pm-7:45 pm

3 stops33h 20m

$1,064

Washington, D.C.Southampton

DCA - SOU

DCASOU

Washington, D.C. Reagan-National

Thu 2/6

3:59 pm-4:00 pm

3 stops19h 01m

Southampton Eastleigh

Sat 2/15

9:30 am-11:09 pm

2 stops18h 39m

$1,371

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/18

Showing 1-10 of 13 results
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Compare providers for flights from Washington, D.C. to Southampton

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Southampton in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C.-Southampton flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Southampton flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Southampton flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Southampton flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Southampton flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Washington, D.C. to Southampton

Have a flexible travel schedule? Discover the best time to fly to Southampton from Washington, D.C. 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.

Travel insights for flights from Washington, D.C. to Southampton

Get recent, data-driven insights about flights from Washington, D.C. to Southampton including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Washington, D.C. to Southampton?

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to Southampton (average of $787). Flying from Washington, D.C. 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 WAS to SOU?

Find hourly flight availability from Washington, D.C. 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 December 19, 2024.

When flying from Washington, D.C. to Southampton, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 23% versus a flight in the morning.

Rainfall in Southampton by month

Plan your trip to Southampton by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Southampton ranges from 1.0 - 3.0 inches per month. December is typically the wettest month, when rainfall can reach 3.0 in. July is typically the driest time to visit Southampton when rainfall is around 1.0 in.

Temperature in Southampton by month

Plan your trip to Southampton by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Southampton, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 64.4 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Southampton

Get insights into the airlines that provide service to Southampton. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Southampton. Reviews last updated December 19, 2024.
To help decide which airline to fly from Washington, D.C. to Southampton, see what other customers have to say about KLM, British Airways and Aer Lingus. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,349 reviews

Crew

8.4

Food

7.3

Entertainment

7.2

Overall

7.8

Boarding

7.9

Comfort

7.7

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

KLM
7.8
Good
1,349 reviews
KLM
7.8
Good
1,349 reviews

Crew

8.4

Food

7.3

Entertainment

7.2

Overall

7.8

Boarding

7.9

Comfort

7.7

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

Aer Lingus
7.1
Good
1,078 reviews
KLM
7.8
Good
1,349 reviews

Crew

8.4

Food

7.3

Entertainment

7.2

Overall

7.8

Boarding

7.9

Comfort

7.7

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

British Airways
6.6
Okay
6,817 reviews
KLM
7.8
Good
1,349 reviews

Crew

8.4

Food

7.3

Entertainment

7.2

Overall

7.8

Boarding

7.9

Comfort

7.7

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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 Washington, D.C.?

    For a flight from Washington, D.C. to Southampton, you will be flying into Eastleigh. Southampton Eastleigh (SOU) is just 3.5 mi from the center of the city. Eastleigh is the only Southampton airport and it handles 0 inbound flights from Washington, D.C. per day. 3 airlines have flights to Southampton Eastleigh from Washington, D.C. on a regular basis.

  • What are the cheapest airlines flying from Washington, D.C. to Southampton round-trip?

    Cheapflights users have booked flights from Washington, D.C. to Southampton round-trip from $786. Other airlines that can offer you cheap pricing are British Airways, from $962, and Aer Lingus, from $981. These flights start at 12% lower than the current average price 3 months from now.

  • What are the most popular routes from Washington, D.C. to Southampton?

    When deciding which route to take from Washington, D.C. to Southampton consider Washington, D.C. Dulles Intl - Southampton Eastleigh, Baltimore/Washington - Southampton Eastleigh or Washington, D.C. Reagan-National - Southampton Eastleigh as they are the most popular.

  • Can I find deals for flights from Washington, D.C. to Southampton that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Southampton flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Southampton?

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

  • Can I find deals for business class flights from Washington, D.C. to Southampton?

    Yes. Cheapflights offers flight deals from Washington, D.C. 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 Washington, D.C. to Southampton?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to Southampton (average of $787). Flying from Washington, D.C. 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 Washington, D.C. to Southampton

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Heathrow flights
Reagan-National to Heathrow flights
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Reagan-National to Newquay flights
Dulles Intl to East Midlands flights
Dulles Intl to Doncaster flights
Dulles Intl to Bournemouth flights
Reagan-National to East Midlands flights

Top 3 airlines flying from Washington, D.C. to Southampton

Discover the top 3 airlines that operate flights from Washington, D.C. 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 December 19, 2024.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$646Average$816FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$804Average$991FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$834Average$1,084FlexibilityNo cancel feeOn-time70%
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