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 $791. Other airlines that can offer you cheap pricing are Virgin Atlantic, from $824, and KLM, from $853. These flights start at 17% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Washington, D.C. to Southampton one-way?

The cheapest airlines for a one-way flight from Washington, D.C. to Southampton are KLM ($488), Delta ($492), and Aer Lingus ($635).

What is the cheapest day to fly from Washington, D.C. to Southampton?

Travelers seeking maximum savings on their Washington, D.C. to Southampton flight should consider departing on Friday afternoons when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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.

What is the cheapest day to fly round-trip from Washington, D.C. to Southampton?

Friday flights are found to be more expensive to fly from Washington, D.C. to Southampton. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Southampton.

How far in advance should I book a flight from Washington, D.C. to Southampton?

Travelers have found it’s best to book a flight 39 days in advance to save up to 16% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 39 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Washington, D.C. to Southampton 1-2 weeks in advance for as low as $800, or $800 for flights within the next 24 hours.

What is the cheapest month to fly from Washington, D.C. to Southampton?

Our data shows that January tends to be the cheapest month to fly to Southampton from Washington, D.C.. Users have commonly found prices around $746 for the month, but tickets can be as low as $385. Due to multiple factors, prepare for potentially higher prices in June.

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.

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.

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.

$456+ Flights from Washington, D.C. to Southampton

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Cheap flight deals from Washington, D.C. to Southampton

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$791 (Delta)
One-way from	$456 (Kiwi.com)
Popular in	July
Cheapest in	March
Average price	$729

Provider with most accurate pricing for Washington, D.C. (WAS)-Southampton Eastleigh flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Southampton Eastleigh flights.

Search Deals

From Washington, D.C. (WAS) to Southampton Eastleigh

Search Deals

One-way flight from Washington, D.C. (WAS) to Southampton Eastleigh

Search Deals

Highest demand for flights based on searches. 14% potential increase in price ($168 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($34 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2025

Search Deals

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 March 31, 2025.

Tue 4/155:25 pmIAD - SOU

1 stop18h 35mDelta

Tue 4/225:35 pmSOU - IAD

1 stop27h 00mDelta

Deal found 3/30

$791

Fri 4/410:59 amBWI - SOU

2 stops16h 46mDelta

Mon 4/149:20 amSOU - BWI

2 stops17h 36mDelta

Deal found 3/30

$805

Mon 4/147:45 pmDCA - SOU

2 stops16h 15mDelta

Wed 4/239:20 amSOU - DCA

2 stops14h 39mDelta

Deal found 3/30

$805

Wed 5/145:25 pmIAD - SOU

1 stop10h 20mVirgin Atlantic

Wed 5/215:35 pmSOU - IAD

1 stop27h 00mVirgin Atlantic

Deal found 3/30

$824

Wed 5/141:15 pmDCA - SOU

2 stops14h 30mKLM

Wed 5/219:20 amSOU - DCA

2 stops16h 16mKLM

Deal found 3/30

$853

Sat 4/512:28 pmBWI - SOU

2 stops15h 17mKLM

Mon 4/149:20 amSOU - BWI

2 stops20h 21mKLM

Deal found 3/30

$905

Fri 9/195:20 pmIAD - SOU

1 stop10h 20mAer Lingus

Sun 9/219:10 amSOU - IAD

1 stop11h 40mAer Lingus

Deal found 3/31

$943

Wed 5/148:30 pmBWI - SOU

3 stops31h 10mMultiple Airlines

Wed 5/219:00 amSOU - BWI

2 stops15h 25mMultiple Airlines

Deal found 3/30

$986

Wed 5/148:30 pmIAD - SOU

3 stops31h 10mMultiple Airlines

Wed 5/219:00 amSOU - IAD

2 stops15h 20mMultiple Airlines

Deal found 3/30

$986

Sat 5/175:25 pmIAD - SOU

1 stop10h 20mKLM

Fri 5/235:35 pmSOU - IAD

1 stop27h 00mKLM

Deal found 3/30

$1,084

Thu 5/156:50 pmDCA - SOU

2 stops19h 40mMultiple Airlines

Thu 5/228:00 pmSOU - DCA

3 stops30h 53mMultiple Airlines

Deal found 3/31

$1,253

Sat 11/85:10 pmIAD - SOU

1 stop17h 25mBritish Airways

Sat 11/153:40 pmSOU - IAD

2 stops52h 55mBritish Airways

Deal found 3/30

$1,783

Best flights from Washington, D.C. to Southampton
Discover carefully curated flight deals from Washington, D.C. to Southampton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 31, 2025.

Tue 4/155:25 pmIAD - SOU

1 stop18h 35mDelta

Tue 4/225:35 pmSOU - IAD

1 stop27h 00mDelta

Deal found 3/30

$791

Wed 5/145:25 pmIAD - SOU

1 stop10h 20mVirgin Atlantic

Wed 5/215:35 pmSOU - IAD

1 stop27h 00mVirgin Atlantic

Deal found 3/30

$824

Wed 5/141:15 pmDCA - SOU

2 stops14h 30mKLM

Wed 5/219:20 amSOU - DCA

2 stops16h 16mKLM

Deal found 3/30

$853

Wed 5/148:30 pmBWI - SOU

3 stops31h 10mMultiple Airlines

Wed 5/219:00 amSOU - BWI

2 stops15h 25mMultiple Airlines

Deal found 3/30

$986

Fri 7/48:25 pmIAD - SOU

1 stop31h 10mAer Lingus

Tue 7/159:10 amSOU - IAD

1 stop11h 40mAer Lingus

Deal found 3/30

$1,076

Tue 4/152:35 pmBWI - SOU

2 stops13h 10mDelta

Tue 4/229:20 amSOU - BWI

2 stops19h 39mDelta

Deal found 3/30

$805

Mon 4/147:45 pmDCA - SOU

2 stops16h 15mDelta

Wed 4/239:20 amSOU - DCA

2 stops14h 39mDelta

Deal found 3/30

$805

Wed 5/148:30 pmIAD - SOU

3 stops31h 10mMultiple Airlines

Wed 5/219:00 amSOU - IAD

2 stops15h 20mMultiple Airlines

Deal found 3/30

$986

Fri 7/42:20 pmBWI - SOU

2 stops13h 25mKLM

Wed 7/169:20 amSOU - BWI

2 stops19h 57mKLM

Deal found 3/30

$995

Wed 4/307:25 pmIAD - SOU

2 stops15h 35mBritish Airways

Sun 5/49:10 amSOU - IAD

1 stop14h 45mBritish Airways

Deal found 3/30

$2,163

Sat 5/175:25 pmIAD - SOU

1 stop10h 20mKLM

Fri 5/235:35 pmSOU - IAD

1 stop27h 00mKLM

Deal found 3/30

$1,084

Thu 5/156:50 pmDCA - SOU

2 stops19h 40mMultiple Airlines

Thu 5/228:00 pmSOU - DCA

3 stops30h 53mMultiple Airlines

Deal found 3/31

$1,253

Last-minute flights from Washington, D.C. to Southampton
Discover last-minute flight deals from Washington, D.C. to Southampton. Data last updated March 31, 2025 and is based on user searches.

Thu 4/35:25 pmIAD - SOU

1 stop10h 20mKLM

Sat 4/56:05 pmSOU - IAD

1 stop26h 30mKLM

Deal found 3/30

$1,124

Thu 4/36:50 pmBWI - SOU

2 stops19h 45mMultiple Airlines

Sat 4/54:25 pmSOU - BWI

3 stops30h 15mMultiple Airlines

Deal found 3/30

$1,218

Thu 4/35:50 pmIAD - SOU

2 stops20h 05mMultiple Airlines

Sat 4/54:25 pmSOU - IAD

2 stops27h 50mMultiple Airlines

Deal found 3/30

$1,360

Thu 4/33:55 pmDCA - SOU

2 stops15h 05mMultiple Airlines

Sat 4/59:40 amSOU - DCA

2 stops14h 08mMultiple Airlines

Deal found 3/30

$2,643

Fri 4/410:59 amBWI - SOU

2 stops16h 46mDelta

Mon 4/149:20 amSOU - BWI

2 stops17h 36mDelta

Deal found 3/30

$805

Fri 4/45:20 pmIAD - SOU

1 stop10h 20mAer Lingus

Mon 4/149:00 amSOU - IAD

1 stop14h 55mAer Lingus

Deal found 3/30

$974

Sat 4/510:45 amBWI - SOU

2 stops17h 00mDelta

Wed 4/169:20 amSOU - BWI

2 stops19h 38mDelta

Deal found 3/30

$805

Sat 4/512:28 pmBWI - SOU

2 stops15h 17mKLM

Tue 4/155:35 pmSOU - BWI

2 stops28h 15mKLM

Deal found 3/30

$905

Sat 4/55:20 pmIAD - SOU

1 stop10h 15mAer Lingus

Mon 4/149:00 amSOU - IAD

1 stop14h 55mAer Lingus

Deal found 3/30

$974

Sat 4/55:40 pmIAD - SOU

2 stops16h 45mBritish Airways

Sun 4/139:10 amSOU - IAD

1 stop11h 40mBritish Airways

Deal found 3/30

$3,263

Thu 4/105:25 pmIAD - SOU

1 stop10h 20mDelta

Thu 4/179:20 amSOU - IAD

1 stop11h 15mDelta

Deal found 3/30

$1,266

Mon 4/147:45 pmDCA - SOU

2 stops16h 15mDelta

Wed 4/239:20 amSOU - DCA

2 stops14h 39mDelta

Deal found 3/30

$805

One-way flights from Washington, D.C. to Southampton
Search for one-way flight options from Washington, D.C. to Southampton. Find affordable one-way fares based on user searches. Data last updated March 31, 2025.

Fri 4/257:40 pmBWI - SOU

3 stops58h 40mMultiple Airlines

Deal found 3/31

$456

Fri 4/255:25 pmIAD - SOU

1 stop19h 05mKLM

Deal found 3/31

$488

Fri 4/2511:35 amBWI - SOU

2 stops16h 10mDelta

Deal found 3/31

$492

Fri 4/253:25 pmDCA - SOU

2 stops12h 20mKLM

Deal found 3/31

$492

Fri 5/305:12 pmIAD - SOU

3 stops34h 13mMultiple Airlines

Deal found 3/31

$533

Fri 5/308:25 pmIAD - SOU

1 stop31h 10mAer Lingus

Deal found 3/31

$635

Fri 4/259:40 amDCA - SOU

3 stops27h 40mMultiple Airlines

Deal found 3/31

$886

Fri 8/291:00 pmBWI - SOU

2 stops14h 45mKLM

Deal found 3/29

$3,925

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. 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

Tue 4/15

5:25 pm-5:00 pm

1 stop18h 35m

Southampton Eastleigh

Tue 4/22

5:35 pm-3:35 pm

1 stop27h 00m

$791

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Tue 4/15

2:35 pm-8:45 am

2 stops13h 10m

Southampton Eastleigh

Tue 4/22

9:20 am-11:59 pm

2 stops19h 39m

$805

Washington, D.C.Southampton

DCA - SOU

DCASOU

Washington, D.C. Reagan-National

Mon 4/14

7:45 pm-5:00 pm

2 stops16h 15m

Southampton Eastleigh

Wed 4/23

9:20 am-6:59 pm

2 stops14h 39m

$805

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Wed 5/14

5:25 pm-8:45 am

1 stop10h 20m

Southampton Eastleigh

Wed 5/21

5:35 pm-3:35 pm

1 stop27h 00m

$824

Washington, D.C.Southampton

DCA - SOU

DCASOU

Washington, D.C. Reagan-National

Wed 5/14

1:15 pm-8:45 am

2 stops14h 30m

Southampton Eastleigh

Wed 5/21

9:20 am-8:36 pm

2 stops16h 16m

$853

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Fri 9/19

5:20 pm-8:40 am

1 stop10h 20m

Southampton Eastleigh

Sun 9/21

9:10 am-3:50 pm

1 stop11h 40m

$943

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Wed 5/14

8:30 pm-8:40 am

3 stops31h 10m

Southampton Eastleigh

Wed 5/21

9:00 am-7:25 pm

2 stops15h 25m

$986

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Wed 5/14

8:30 pm-8:40 am

3 stops31h 10m

Southampton Eastleigh

Wed 5/21

9:00 am-7:20 pm

2 stops15h 20m

$986

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Fri 7/4

2:20 pm-8:45 am

2 stops13h 25m

Southampton Eastleigh

Wed 7/16

9:20 am-12:17 am

2 stops19h 57m

$995

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Sat 5/17

5:25 pm-8:45 am

1 stop10h 20m

Southampton Eastleigh

Fri 5/23

5:35 pm-3:35 pm

1 stop27h 00m

$1,084

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 20 results

Compare providers for flights from Washington, D.C. to Southampton

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 March.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*1 star

*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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Southampton

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?

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

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

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

To help decide which airline to fly from Washington, D.C. to Southampton, see what other customers have to say about Delta, KLM and Virgin Atlantic. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,899 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,899 reviews

Delta

8.0

Very good

7,899 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,321 reviews

Delta

8.0

Very good

7,899 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic

7.4

Good

636 reviews

Delta

8.0

Very good

7,899 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Aer Lingus

7.0

Good

1,061 reviews

Delta

8.0

Very good

7,899 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

British Airways

6.6

Okay

6,713 reviews

Delta

8.0

Very good

7,899 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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 $791. Other airlines that can offer you cheap pricing are Virgin Atlantic, from $824, and KLM, from $853. These flights start at 17% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Washington, D.C. to Southampton one-way?
The cheapest airlines for a one-way flight from Washington, D.C. to Southampton are KLM ($488), Delta ($492), and Aer Lingus ($635).
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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Complete your trip

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

Airline	Cheapest	Average	Flexibility	On-time
Aer Lingus	Cheapest$646	Average$900	FlexibilityNo cancel fee	On-timeN/A
KLM	Cheapest$721	Average$1,206	FlexibilityNo cancel fee	On-time75%
Delta	Cheapest$729	Average$1,058	FlexibilityNo cancel fee	On-timeN/A

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$456+ 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 4/25. Fares are subject to change and may not be available on all flights or dates of travel.

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Find flight deals from Washington, D.C. to Southampton

Cheapest flights from Washington, D.C. to SouthamptonExplore 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 March 31, 2025.

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 March 31, 2025.

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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 March.

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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Southampton

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

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 March 31, 2025.

Rainfall in Southampton by month

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

Temperature in Southampton by month

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

Reviews of airlines servicing Southampton

To help decide which airline to fly from Washington, D.C. to Southampton, see what other customers have to say about Delta, KLM and Virgin Atlantic. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.?

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

What are the cheapest airlines to fly from Washington, D.C. to Southampton one-way?

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

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

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

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

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

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Alternative routes for Washington, D.C. to Southampton

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

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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 March 31, 2025.