WAS - SOU

$344 Find Cheap Flights from Washington, D.C. to Southampton - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$792
Typical prices: $1,068-$1,363
Aer Lingus
Thu 10/25Thu 11/1
IAD - SOU • 1 stop
Cheapest one-way
$344
Typical prices: $614-$712
Multiple Airlines
Thu 10/11
BWI - SOU • 3 stops
Top routes
DCA - SOU
Cheapest • 2% average savings
IAD - SOU
Most popular
Insights
Insights
When to travel
April
Cheapest • 20% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Dublin (DUB)
Cheapest • Avg $1,163 (round-trip)
Amsterdam Schiphol (AMS)
Shortest trip • 10h 43m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from Washington, D.C. to Southampton (WAS-SOU)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Washington, D.C. to Southampton

Sun, Oct 25 - Sun, Nov 1
Aer Lingus Logo
6:15 pm - 8:50 amIAD  Washington, D.C. Dulles Intl-SOU Southampton Eastleigh
10h 35m1 stop Dublin
Aer Lingus Logo
9:20 am - 7:20 pmSOU  Southampton Eastleigh-IAD Washington, D.C. Dulles Intl
15h 00m1 stop Dublin
$792Aer Lingus
Sat, Oct 24 - Sun, Nov 1
Multiple Airlines Logo
11:25 am - 9:50 amIAD  Washington, D.C. Dulles Intl-SOU Southampton Eastleigh
41h 25m2 stops Toronto Island Dublin
Multiple Airlines Logo
9:20 am - 3:45 pmSOU  Southampton Eastleigh-IAD Washington, D.C. Dulles Intl
11h 25m1 stop Dublin
$885Multiple Airlines
Sun, Oct 25 - Sun, Nov 1
Multiple Airlines Logo
6:15 pm - 8:50 amIAD  Washington, D.C. Dulles Intl-SOU Southampton Eastleigh
10h 35m1 stop Dublin
Multiple Airlines Logo
4:20 pm - 4:20 pmSOU  Southampton Eastleigh-IAD Washington, D.C. Dulles Intl
29h 00m2 stops Alicante Madrid Barajas
$902Multiple Airlines
Sun, Oct 18 - Sun, Oct 25
Multiple Airlines Logo
11:20 pm - 12:50 pmIAD  Washington, D.C. Dulles Intl-SOU Southampton Eastleigh
32h 30m2 stops Reykjavik Keflavik Intl Glasgow Intl
Multiple Airlines Logo
9:20 am - 4:45 pmSOU  Southampton Eastleigh-IAD Washington, D.C. Dulles Intl
11h 25m1 stop Dublin
$919Multiple Airlines
Sat, Dec 12 - Sun, Dec 27
Aer Lingus Logo
5:15 pm - 8:45 amIAD  Washington, D.C. Dulles Intl-SOU Southampton Eastleigh
10h 30m1 stop Dublin
Aer Lingus Logo
9:20 am - 3:45 pmSOU  Southampton Eastleigh-IAD Washington, D.C. Dulles Intl
11h 25m1 stop Dublin
$937Aer Lingus
Sat, Oct 24 - Sun, Nov 1
Multiple Airlines Logo
8:40 pm - 4:35 pmIAD  Washington, D.C. Dulles Intl-SOU Southampton Eastleigh
14h 55m2 stops Reykjavik Keflavik Intl Glasgow Intl
Multiple Airlines Logo
7:40 pm - 6:30 pmSOU  Southampton Eastleigh-IAD Washington, D.C. Dulles Intl
27h 50m3 stops Belfast City Glasgow Intl Reykjavik Keflavik Intl
$940Multiple Airlines
Sat, Dec 12 - Sun, Dec 27
Multiple Airlines Logo
7:40 pm - 3:35 pmIAD  Washington, D.C. Dulles Intl-SOU Southampton Eastleigh
14h 55m2 stops Reykjavik Keflavik Intl Glasgow Intl
Multiple Airlines Logo
9:20 am - 3:45 pmSOU  Southampton Eastleigh-IAD Washington, D.C. Dulles Intl
11h 25m1 stop Dublin
$980Multiple Airlines
Sun, Oct 18 - Sun, Oct 25
Aer Lingus Logo
5:15 pm - 4:50 pmIAD  Washington, D.C. Dulles Intl-SOU Southampton Eastleigh
18h 35m1 stop Dublin
Aer Lingus Logo
9:20 am - 4:45 pmSOU  Southampton Eastleigh-IAD Washington, D.C. Dulles Intl
11h 25m1 stop Dublin
$1,005Aer Lingus
Sat, Oct 24 - Sun, Nov 1
Aer Lingus Logo
8:40 pm - 9:50 amIAD  Washington, D.C. Dulles Intl-SOU Southampton Eastleigh
32h 10m1 stop Dublin
Aer Lingus Logo
9:20 am - 3:45 pmSOU  Southampton Eastleigh-IAD Washington, D.C. Dulles Intl
11h 25m1 stop Dublin
$1,017Aer Lingus
Sat, Oct 24 - Sun, Nov 1
Multiple Airlines Logo
9:45 am - 12:55 pmIAD  Washington, D.C. Dulles Intl-SOU Southampton Eastleigh
22h 10m3 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl Dublin
Multiple Airlines Logo
12:25 pm - 7:20 pmSOU  Southampton Eastleigh-IAD Washington, D.C. Dulles Intl
11h 55m1 stop Dublin
$1,017Multiple Airlines
Booking Insights

Price, demand and travel trends for Washington, D.C. to Southampton flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Washington, D.C. to Southampton with more confidence.

How much is a round-trip flight from Washington, D.C. to Southampton?

Round-trip flights from Washington, D.C. to Southampton start at $792. Prices are below average for this route right now, with typical round-trip fares ranging from $1,068 to $1,363. The lowest price found in the past 5 days was $792 on Aer Lingus.

What is the cheapest Washington, D.C. to Southampton flight route?

There's little price difference between Washington, D.C. to Southampton routes. They average around $1,093 round-trip, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Washington, D.C. to Southampton?

Wednesday is the cheapest day of the week to fly from Washington, D.C. to Southampton, it is 4% cheaper than the average day. Friday is the most expensive day with flight prices 40% higher than average. Based on deals found by KAYAK users in the last 12 months.

Find deals

Key details for Washington, D.C. to Southampton flights

Low season

January

Cheapest flight

$344
Most popular time to fly with an average 40% increase in price.
Flight from Baltimore to Southampton

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

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Southampton based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Washington, D.C. to Southampton flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Washington, D.C. to Southampton?

    Flights from Washington, D.C. to Southampton may depart from several airports in Washington, D.C. area, including Washington, D.C. Reagan-National (DCA) and Washington, D.C. Dulles Intl (IAD). Flights usually arrive at Southampton Eastleigh (SOU).

  • What cabin classes can I book on flights from Washington, D.C. to Southampton?

    Two cabin classes are available on flights from Washington, D.C. to Southampton:

    • Economy Class
    • Business Class

  • Which airports do connecting flights from Washington, D.C. to Southampton pass through?

    Connecting flights from Washington, D.C. to Southampton most commonly pass through:

    • Dublin (DUB) - 55% of one-stop connections
    • Amsterdam Schiphol (AMS) - 45% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

  • Can I save money by using flexible dates for flights from Washington, D.C. to Southampton?

    Yes. Being flexible with your travel dates can save you up to 31% on the Washington, D.C. to Southampton route. Wednesday is the cheapest departure day at $1,079 round-trip on average, while Friday is the most expensive at $1,561, a difference of $482. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Southampton?

    Some of the most popular sights in Southampton are Southampton Central Railway Station, Southampton town walls and SeaCity Museum. These are among the most viewed places in Southampton on KAYAK.

  • How long is a flight from Washington, D.C. to Southampton?

    There are currently no nonstop flights available from Washington, D.C. to Southampton. Flights with 1 layover take between 10h 43m and 11h 28m in total, depending on the connection.

  • Do I need a passport to fly from Washington, D.C. to Southampton?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Washington, D.C. to Southampton changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $792 to $7,566. That means the highest observed fare was about 10x higher than the lowest one.

  • How are flight prices from Washington, D.C. to Southampton looking right now?

    One-way fares from Washington, D.C. to Southampton are currently lower than usual. Average one-way flight prices are about $545, which is 15% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Washington, D.C. to Southampton?

    Flying via Amsterdam Schiphol (AMS) gives the shortest average 1-stop total travel time at 10h 43m, compared with 11h 28m via Dublin (DUB).

  • What is the time difference between Washington, D.C. and Southampton?

    Southampton is 5 hours ahead of Washington, D.C. (British Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Southampton Eastleigh Airport (SOU)?

    Southampton Eastleigh Airport (SOU) hosts 5 major car rental companies, with daily rates starting from around $14 for economy cars. Top options include:
    · Alamo
    · Budget
    · Avis
    · Enterprise Rent-A-Car
    · Sixt

  • How much should I expect to pay for a Washington, D.C. to Southampton flight?

    Round-trip flights from Washington, D.C. to Southampton range from $1,068 to $1,363, with an average of $1,113 over the past 12 months. Anything below $1,068 counts as a good deal.

Your guide to booking Washington, D.C. to Southampton flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Wednesday departure instead of Friday. On this route, Wednesday flights average $1,079 - about $482 less than Friday (31% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Washington, D.C. to Southampton trip for April. Fares historically average $891 round-trip in that month - typically $3,885 less than the most expensive month, which is October (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Southampton Eastleigh Airport.
    - DoubleTree by Hilton Southampton
    - Premier Inn Southampton Airport

More options for your flight from Washington, D.C. to Southampton

Complete your trip to Southampton with a hotel stay or car rental

Car rentals in Southampton
Hotels in Southampton