What airlines fly to Washington, D.C.?

British Airways, Lufthansa and United Airlines are the top three most popular airlines that fly to Washington, D.C. from Southampton according to our data. British Airways is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 9 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Southampton Eastleigh to Washington, D.C.?

KLM, Delta, and British Airways are the most popular carriers operating from Southampton Eastleigh to Washington, D.C.

When did momondo last update prices for flights from Southampton Eastleigh Airport to Washington, D.C.?

Prices for flights from Southampton Eastleigh Airport to Washington, D.C. were last updated today.

How old do you have to be to fly from Southampton Eastleigh Airport to Washington, D.C.?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Southampton Eastleigh Airport to Washington, D.C..

What documentation or ID do you need to fly to Washington, D.C.?

The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$599 Cheap Flights from Southampton to Washington, D.C. in 2026

Find the cheapest flights from Southampton to Washington, D.C.

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:20 am - 3:45 pmSOU Southampton Eastleigh-IAD Washington, D.C. Dulles Intl

11h 25m1 stop Dublin

8:55 pm - 7:30 pmIAD Washington, D.C. Dulles Intl-SOU Southampton Eastleigh

17h 35m1 stop Dublin

$688British Airways

Mon, Oct 5 - Mon, Oct 12

12:25 pm - 8:20 pmSOU Southampton Eastleigh-IAD Washington, D.C. Dulles Intl

11h 55m1 stop Dublin

5:15 pm - 11:55 amIAD Washington, D.C. Dulles Intl-SOU Southampton Eastleigh

13h 40m1 stop Dublin

$690British Airways

Thu, Oct 29 - Thu, Nov 5

12:25 pm - 8:20 pmSOU Southampton Eastleigh-IAD Washington, D.C. Dulles Intl

11h 55m1 stop Dublin

5:15 pm - 11:55 amIAD Washington, D.C. Dulles Intl-SOU Southampton Eastleigh

13h 40m1 stop Dublin

$691British Airways

Thu, Oct 29 - Thu, Nov 5

9:20 am - 7:25 pmSOU Southampton Eastleigh-IAD Washington, D.C. Dulles Intl

15h 05m1 stop Dublin

5:15 pm - 4:50 pmIAD Washington, D.C. Dulles Intl-SOU Southampton Eastleigh

18h 35m1 stop Dublin

$694British Airways

Wed, Oct 7 - Sun, Oct 11

9:20 am - 3:45 pmSOU Southampton Eastleigh-IAD Washington, D.C. Dulles Intl

11h 25m1 stop Dublin

5:15 pm - 8:50 amIAD Washington, D.C. Dulles Intl-SOU Southampton Eastleigh

10h 35m1 stop Dublin

$731British Airways

Thu, Nov 12 - Sun, Nov 15

9:20 am - 3:45 pmSOU Southampton Eastleigh-IAD Washington, D.C. Dulles Intl

11h 25m1 stop Dublin

5:15 pm - 8:50 amIAD Washington, D.C. Dulles Intl-SOU Southampton Eastleigh

10h 35m1 stop Dublin

$732British Airways

Thu, Nov 12 - Sun, Nov 15

12:25 pm - 8:20 pmSOU Southampton Eastleigh-IAD Washington, D.C. Dulles Intl

11h 55m1 stop Dublin

9:45 pm - 7:10 pmIAD Washington, D.C. Dulles Intl-SOU Southampton Eastleigh

16h 25m2 stops London Heathrow Belfast City

$757British Airways

Thu, Oct 29 - Thu, Nov 5

9:20 am - 4:45 pmSOU Southampton Eastleigh-IAD Washington, D.C. Dulles Intl

11h 25m1 stop Dublin

6:05 pm - 7:10 pmIAD Washington, D.C. Dulles Intl-SOU Southampton Eastleigh

20h 05m2 stops London Heathrow Belfast City

$760British Airways

Thu, Oct 29 - Thu, Nov 5

9:20 am - 4:45 pmSOU Southampton Eastleigh-IAD Washington, D.C. Dulles Intl

11h 25m1 stop Dublin

6:05 pm - 7:10 pmIAD Washington, D.C. Dulles Intl-SOU Southampton Eastleigh

20h 05m2 stops London Heathrow Belfast City

$762British Airways

Thu, Oct 29 - Thu, Nov 5

12:25 pm - 7:20 pmSOU Southampton Eastleigh-IAD Washington, D.C. Dulles Intl

11h 55m1 stop Dublin

9:45 pm - 7:10 pmIAD Washington, D.C. Dulles Intl-SOU Southampton Eastleigh

16h 25m2 stops London Heathrow Belfast City

$763British Airways

Thu, Nov 12 - Sun, Nov 15

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Virgin Atlantic flights from Southampton to Washington, D.C.

Our best Virgin Atlantic deals on Southampton to Washington, D.C. flight tickets

Virgin Atlantic

Oct 29

SOU5:20 pmSouthampton Eastleigh

35h 22m

2 stops

IAD12:42 amWashington, D.C. Dulles Intl

Nov 5

IAD12:20 pmWashington, D.C. Dulles Intl

14h 50m

2 stops

SOU8:10 amSouthampton Eastleigh

$918

Virgin Atlantic

Oct 29

SOU5:35 pmSouthampton Eastleigh

33h 41m

2 stops

IAD11:16 pmWashington, D.C. Dulles Intl

Nov 5

IAD12:30 pmWashington, D.C. Dulles Intl

14h 40m

2 stops

SOU8:10 amSouthampton Eastleigh

$919

Virgin Atlantic

Oct 29

SOU8:40 amSouthampton Eastleigh

20h 02m

2 stops

IAD12:42 amWashington, D.C. Dulles Intl

Nov 5

IAD6:05 amWashington, D.C. Dulles Intl

21h 05m

2 stops

SOU8:10 amSouthampton Eastleigh

$920

British Airways flights from Southampton to Washington, D.C.

Our best British Airways deals on Southampton to Washington, D.C. flight tickets

British Airways

Oct 5

SOU9:20 amSouthampton Eastleigh

11h 25m

1 stop

IAD3:45 pmWashington, D.C. Dulles Intl

Oct 12

IAD8:55 pmWashington, D.C. Dulles Intl

17h 35m

1 stop

SOU7:30 pmSouthampton Eastleigh

$688

British Airways

Oct 29

SOU12:25 pmSouthampton Eastleigh

11h 55m

1 stop

IAD8:20 pmWashington, D.C. Dulles Intl

Nov 5

IAD5:15 pmWashington, D.C. Dulles Intl

13h 40m

1 stop

SOU11:55 amSouthampton Eastleigh

$690

British Airways

Oct 29

SOU12:25 pmSouthampton Eastleigh

11h 55m

1 stop

IAD8:20 pmWashington, D.C. Dulles Intl

Nov 5

IAD5:15 pmWashington, D.C. Dulles Intl

13h 40m

1 stop

SOU11:55 amSouthampton Eastleigh

$691

momondo Fare Finder

Use the filters below to find and compare flights from Southampton to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SouthamptonWashington, D.C.

SOU Southampton Eastleigh - IAD Washington, D.C. Dulles Intl

SOUIAD

Southampton Eastleigh

Mon 10/5

9:20 am-3:45 pm

1 stop11h 25m

Washington, D.C. Dulles Intl

Mon 10/12

8:55 pm-7:30 pm

1 stop17h 35m

$688

SouthamptonWashington, D.C.

SOU Southampton Eastleigh - IAD Washington, D.C. Dulles Intl

SOUIAD

Southampton Eastleigh

Thu 10/29

12:25 pm-8:20 pm

1 stop11h 55m

Washington, D.C. Dulles Intl

Thu 11/5

5:15 pm-11:55 am

1 stop13h 40m

$690

SouthamptonWashington, D.C.

SOU Southampton Eastleigh - IAD Washington, D.C. Dulles Intl

SOUIAD

Southampton Eastleigh

Thu 10/29

12:25 pm-8:20 pm

1 stop11h 55m

Washington, D.C. Dulles Intl

Thu 11/5

5:15 pm-11:55 am

1 stop13h 40m

$691

SouthamptonWashington, D.C.

SOU Southampton Eastleigh - IAD Washington, D.C. Dulles Intl

SOUIAD

Southampton Eastleigh

Wed 10/7

9:20 am-7:25 pm

1 stop15h 05m

Washington, D.C. Dulles Intl

Sun 10/11

5:15 pm-4:50 pm

1 stop18h 35m

$694

Quickest round-trip

SouthamptonWashington, D.C.

SOU Southampton Eastleigh - IAD Washington, D.C. Dulles Intl

SOUIAD

Southampton Eastleigh

Thu 11/12

9:20 am-3:45 pm

1 stop11h 25m

Washington, D.C. Dulles Intl

Sun 11/15

5:15 pm-8:50 am

1 stop10h 35m

$731

SouthamptonWashington, D.C.

SOU Southampton Eastleigh - IAD Washington, D.C. Dulles Intl

SOUIAD

Southampton Eastleigh

Thu 11/12

9:20 am-3:45 pm

1 stop11h 25m

Washington, D.C. Dulles Intl

Sun 11/15

5:15 pm-8:50 am

1 stop10h 35m

$732

SouthamptonWashington, D.C.

SOU Southampton Eastleigh - IAD Washington, D.C. Dulles Intl

SOUIAD

Southampton Eastleigh

Thu 10/29

12:25 pm-8:20 pm

1 stop11h 55m

Washington, D.C. Dulles Intl

Thu 11/5

9:45 pm-7:10 pm

2 stops16h 25m

$757

SouthamptonWashington, D.C.

SOU Southampton Eastleigh - IAD Washington, D.C. Dulles Intl

SOUIAD

Southampton Eastleigh

Thu 10/29

9:20 am-4:45 pm

1 stop11h 25m

Washington, D.C. Dulles Intl

Thu 11/5

6:05 pm-7:10 pm

2 stops20h 05m

$760

SouthamptonWashington, D.C.

SOU Southampton Eastleigh - IAD Washington, D.C. Dulles Intl

SOUIAD

Southampton Eastleigh

Thu 10/29

9:20 am-4:45 pm

1 stop11h 25m

Washington, D.C. Dulles Intl

Thu 11/5

6:05 pm-7:10 pm

2 stops20h 05m

$762

SouthamptonWashington, D.C.

SOU Southampton Eastleigh - IAD Washington, D.C. Dulles Intl

SOUIAD

Southampton Eastleigh

Thu 11/12

12:25 pm-7:20 pm

1 stop11h 55m

Washington, D.C. Dulles Intl

Sun 11/15

9:45 pm-7:10 pm

2 stops16h 25m

$763

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Southampton to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from Southampton is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $746. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Southampton to Washington, D.C. for around $842.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

In the afternoon is the cheapest time of day to fly from Southampton to Washington, D.C. when you can find flight prices for as low as $773. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $805. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on Southampton to Washington, D.C. flights?

You could potentially save up to 33% on your flight if you consider stops on a Southampton to Washington, D.C. flight.

When to book flights from Southampton to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Southampton to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Southampton to Washington, D.C. (SOU to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Southampton to Washington, D.C.

Best Price Found	$599
Fastest flight time	11h 25m
Direct flights	None

The best one-way flight to Washington, D.C. from Southampton in the past 72 hours is $599. The best round-trip flight deal from Southampton to Washington, D.C. found on momondo in the last 72 hours is $688.

The fastest flight from Southampton to Washington, D.C. takes 11h 25m

There are no direct flights from Southampton to Washington, D.C.. There are no popular flight routes from Southampton to Washington, D.C..

Search flight deals

Frequently asked questions about flying from Southampton to Washington, D.C.

How far is Southampton Eastleigh to Washington, D.C. by plane?
A flight from Southampton Eastleigh to Washington, D.C. will travel around 3622.6 mi. A reasonable flight in good conditions will take 11h 25m.
When did momondo last update prices for flights from Southampton Eastleigh Airport to Washington, D.C.?
Prices for flights from Southampton Eastleigh Airport to Washington, D.C. were last updated today.
How old do you have to be to fly from Southampton Eastleigh Airport to Washington, D.C.?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Southampton Eastleigh Airport to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Alexandria

National Harbor

Arlington

Gettysburg

Laurel

Waldorf

Fredericksburg

Woodbridge

Gaithersburg

Linthicum Heights

Rockville

Silver Spring

Towson

Fairfax

Springfield

Colonial Beach

Glen Burnie

Edgewood

Bethesda

College Park

Why use momondo?

Why should I use momondo to find a flight deal from Southampton to Washington, D.C.?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Southampton to Washington, D.C.. momondo saves you time and could save you money on your trip.

Can I find flights from Southampton to Washington, D.C. with flexible booking policies on momondo?

Yes. All flights to Washington, D.C. from Southampton on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Southampton to Washington, D.C.?

Once all potential Southampton to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Southampton to Washington, D.C. right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Southampton to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Feeling lucky

Fly into one of these airports located in Washington, D.C.

Washington, D.C. Reagan-National Airport

Washington, D.C. Dulles Intl Airport

Cheap flights from Southampton to Washington, D.C. from $599

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Southampton to Washington, D.C. departing on 11/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Virgin Atlantic flights from Southampton to Washington, D.C.

Our best Virgin Atlantic deals on Southampton to Washington, D.C. flight tickets

British Airways flights from Southampton to Washington, D.C.

Our best British Airways deals on Southampton to Washington, D.C. flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Southampton to Washington, D.C. that are best for you.

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Southampton to Washington, D.C.

What is the cheapest day to depart on your flight to Washington, D.C.?

What is the cheapest time of day to depart on your flight to Washington, D.C.?

Can stopping save me money on Southampton to Washington, D.C. flights?

What is the cheapest airline that flies from Southampton Eastleigh to Washington, D.C.?

What airlines fly to Washington, D.C.?

When to book flights from Southampton to Washington, D.C.

Cheap Southampton to Washington, D.C. (SOU to WAS) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Southampton to Washington, D.C.

Traveling to a place near Washington, D.C.?

Why use momondo?

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.

Fly your favorite airline to Washington, D.C.

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Washington, D.C.

List of cabin classes available on flights landing in Washington, D.C.. Availability may vary depending on flight origin and airline.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

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