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Cheap flights from Southampton to Washington, D.C. from £360

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 7/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SOU — WAS
2 Apr — 9 Apr1
1 adult
Tue 2/4
Tue 9/4

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

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to Washington, D.C. (WAS). 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 28 March 2024.

Round-trip from

£444
From Southampton Eastleigh to Washington, D.C. (WAS)

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

Flights from Southampton to Washington, D.C. are found to be more expensive on Monday. 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 Washington, D.C..

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

Travelers have found it’s best to book a flight 57 days in advance to save up to 31% 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 57 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 Southampton to Washington, D.C. 1-2 weeks in advance for as low as £546, or £604 for flights within the next 24 hours.

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

September can be a great time to fly to Washington, D.C. from Southampton with a flight ticket averaging about £524. Cheapflights users have found deals in the month of September for as cheap as £278. The most expensive prices can be found in the month of July.

When is the cheapest time to fly from Southampton to Washington, D.C. (SOU - WAS)?

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

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

Explore cheap flight options specifically provided by British Airways for the route between Southampton and Washington, D.C.. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 968,578 searches. Data last updated 28 March 2024.
Take a look at some of the lowest-priced British Airways flights heading from Southampton to Washington, D.C.. Make sure to double check the flight details before booking.
Thu 18/408:40SOU - IAD
2 stops16h 50mBritish Airways
Sun 28/422:50IAD - SOU
2 stops15h 20mBritish Airways
Deal found 27/3£791
Thu 18/408:40SOU - IAD
2 stops16h 50mBritish Airways
Sun 28/417:10IAD - SOU
1 stop11h 00mBritish Airways
Deal found 27/3£792
Thu 18/420:00SOU - BWI
2 stops26h 07mBritish Airways
Sun 28/420:18BWI - SOU
2 stops31h 52mBritish Airways
Deal found 27/3£794
Thu 18/409:40SOU - IAD
1 stop11h 00mBritish Airways
Sun 28/417:10IAD - SOU
1 stop11h 00mBritish Airways
Deal found 27/3£811
Thu 23/508:40SOU - IAD
2 stops16h 50mBritish Airways
Mon 27/522:45IAD - SOU
2 stops15h 25mBritish Airways
Deal found 27/3£931
Thu 23/508:40SOU - BWI
2 stops15h 40mBritish Airways
Mon 27/521:15BWI - SOU
2 stops13h 45mBritish Airways
Deal found 27/3£945
Wed 15/509:40SOU - IAD
2 stops15h 50mBritish Airways
Sun 26/517:55IAD - SOU
3 stops16h 50mBritish Airways
Deal found 27/3£953
Thu 23/509:40SOU - IAD
1 stop14h 30mBritish Airways
Mon 27/522:45IAD - SOU
2 stops15h 25mBritish Airways
Deal found 27/3£960
Thu 23/509:40SOU - IAD
1 stop11h 00mBritish Airways
Mon 27/517:10IAD - SOU
1 stop11h 00mBritish Airways
Deal found 27/3£1,071

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

Explore cheap flight options specifically provided by Virgin Atlantic for the route between Southampton and Washington, D.C.. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 968,578 searches. Data last updated 28 March 2024.
Some of the best deals we've found on Virgin Atlantic flights travelling from Southampton to Washington, D.C.. Deals are refreshing constantly so come back soon for more options.
Thu 18/419:40SOU - IAD
1 stop24h 55mVirgin Atlantic
Mon 22/417:25IAD - SOU
1 stop20h 45mVirgin Atlantic
Deal found 27/3£711
Thu 18/407:55SOU - IAD
1 stop12h 40mVirgin Atlantic
Mon 22/417:25IAD - SOU
1 stop18h 25mVirgin Atlantic
Deal found 26/3£711
Wed 15/507:55SOU - BWI
2 stops20h 23mVirgin Atlantic
Sun 26/506:05BWI - SOU
2 stops20h 20mVirgin Atlantic
Deal found 27/3£829

Cheap Southampton to Washington, D.C. flights in March & April 2024

Find cheap flight options from Southampton to Washington, D.C. specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 968,578 searches. Prices were last updated on 28 March 2024.
These are some of the best deals we've found on flights to Washington, D.C. in 2024 at this time. If these deals don't appeal to you, be sure to come back soon for more options.
Thu 18/407:55SOU - BWI
2 stops20h 25mDelta
Mon 22/419:52BWI - SOU
2 stops15h 58mDelta
Deal found 27/3£708
Thu 18/419:40SOU - IAD
2 stops32h 11mDelta
Mon 22/412:29IAD - SOU
2 stops13h 56mDelta
Deal found 27/3£708
Thu 18/407:55SOU - DCA
2 stops19h 51mDelta
Mon 22/412:35DCA - SOU
2 stops13h 50mDelta
Deal found 25/3£708
Thu 18/407:55SOU - BWI
2 stops16h 14mDelta
Mon 22/419:52BWI - SOU
2 stops15h 58mDelta
Deal found 26/3£709
Thu 18/407:55SOU - IAD
2 stops18h 49mDelta
Mon 22/417:25IAD - SOU
1 stop20h 45mDelta
Deal found 26/3£709
Thu 18/419:40SOU - IAD
1 stop24h 55mVirgin Atlantic
Mon 22/417:25IAD - SOU
1 stop20h 45mVirgin Atlantic
Deal found 27/3£711
Thu 18/407:55SOU - IAD
1 stop12h 40mVirgin Atlantic
Mon 22/417:25IAD - SOU
1 stop18h 25mVirgin Atlantic
Deal found 26/3£711
Thu 18/407:55SOU - DCA
2 stops14h 32mKLM
Mon 22/419:15DCA - SOU
2 stops18h 55mKLM
Deal found 26/3£748
Thu 18/408:40SOU - IAD
2 stops16h 50mBritish Airways
Sun 28/422:50IAD - SOU
2 stops15h 20mBritish Airways
Deal found 27/3£791

Southampton to Washington, D.C. 2024 flight deals

Discover exclusive flight deals for travel between Southampton and Washington, D.C. in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 968,578 searches. Data last updated 28 March 2024.
These are some of the best deals we've found on flights to Washington, D.C. in 2024 at this time. If these deals don't appeal to you, be sure to come back soon for more options.
Thu 18/407:55SOU - BWI
2 stops20h 25mDelta
Mon 22/419:52BWI - SOU
2 stops15h 58mDelta
Deal found 27/3£708
Thu 18/419:40SOU - IAD
2 stops32h 11mDelta
Mon 22/412:29IAD - SOU
2 stops13h 56mDelta
Deal found 27/3£708
Thu 18/407:55SOU - DCA
2 stops19h 51mDelta
Mon 22/412:35DCA - SOU
2 stops13h 50mDelta
Deal found 25/3£708
Thu 18/407:55SOU - BWI
2 stops16h 14mDelta
Mon 22/419:52BWI - SOU
2 stops15h 58mDelta
Deal found 26/3£709
Thu 18/407:55SOU - IAD
2 stops18h 49mDelta
Mon 22/417:25IAD - SOU
1 stop20h 45mDelta
Deal found 26/3£709
Thu 18/419:40SOU - IAD
1 stop24h 55mVirgin Atlantic
Mon 22/417:25IAD - SOU
1 stop20h 45mVirgin Atlantic
Deal found 27/3£711
Thu 18/407:55SOU - IAD
1 stop12h 40mVirgin Atlantic
Mon 22/417:25IAD - SOU
1 stop18h 25mVirgin Atlantic
Deal found 26/3£711
Thu 18/407:55SOU - DCA
2 stops14h 32mKLM
Mon 22/419:15DCA - SOU
2 stops18h 55mKLM
Deal found 26/3£748
Wed 15/507:55SOU - IAD
2 stops17h 38mDelta
Sun 26/517:25IAD - SOU
1 stop20h 45mDelta
Deal found 27/3£789

Southampton to Washington, D.C. flights leaving soon

Find last-minute flight options from Southampton to Washington, D.C. for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 968,578 searches. Data last updated 28 March 2024.
Check out these flights departing soon from Southampton to Washington, D.C.. Users should examine the flight details to ensure there are no surprises.
Fri 29/308:40SOU - BWI
2 stops15h 15mBritish Airways
Tue 2/413:53BWI - SOU
2 stops14h 17mBritish Airways
Deal found 27/3£1,385
Thu 4/409:40SOU - IAD
1 stop11h 00mBritish Airways
Thu 4/420:40IAD - SOU
1 stop17h 50mBritish Airways
Deal found 27/3£2,681

One-way flights to Washington, D.C. from Southampton

Search for one-way flight options from Southampton to Washington, D.C.. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 968,578 searches. Data last updated 28 March 2024.
Take a look at some of the one-way flights we've detected from Southampton to Washington, D.C.. For those needing a return trip from Southampton, there is a search form available above.
Sat 7/909:15SOU - BWI
3 stops37h 25mMultiple Airlines
Deal found 27/3£360
Sat 7/916:15SOU - BWI
2 stops30h 25mMultiple Airlines
Deal found 27/3£467
Sat 7/916:15SOU - IAD
1 stop28h 25mAer Lingus
Deal found 27/3£497
Sat 7/916:15SOU - IAD
3 stops30h 25mMultiple Airlines
Deal found 27/3£517
Sat 7/910:00SOU - IAD
2 stops14h 15mMultiple Airlines
Deal found 27/3£583
Sat 7/916:15SOU - DCA
2 stops32h 14mBritish Airways
Deal found 27/3£1,290
Tue 23/720:00SOU - DCA
2 stops30h 49mMultiple Airlines
Deal found 28/3£4,295

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

Customise your flight search to find flights from Southampton to Washington, D.C. 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 968,578 searches. Data last updated 28 March 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£708 - £792

Route

Depart

Return

Price

Southampton EastleighBaltimore/Washington

SOU - BWI

SOUBWI

Southampton Eastleigh

Thu 18/4

2 stops20h 25m

Baltimore/Washington

Mon 22/4

2 stops15h 58m

£708

Southampton EastleighWashington, D.C. Dulles Intl

SOU - IAD

SOUIAD

Southampton Eastleigh

Thu 18/4

2 stops32h 11m

Washington, D.C. Dulles Intl

Mon 22/4

2 stops13h 56m

£708

Southampton EastleighWashington, D.C. Reagan-National

SOU - DCA

SOUDCA

Southampton Eastleigh

Thu 18/4

2 stops16h 22m

Washington, D.C. Reagan-National

Mon 22/4

2 stops17h 44m

£708

Southampton EastleighBaltimore/Washington

SOU - BWI

SOUBWI

Southampton Eastleigh

Thu 18/4

2 stops16h 14m

Baltimore/Washington

Mon 22/4

2 stops15h 58m

£709

Southampton EastleighWashington, D.C. Dulles Intl

SOU - IAD

SOUIAD

Southampton Eastleigh

Thu 18/4

1 stop24h 55m

Washington, D.C. Dulles Intl

Mon 22/4

1 stop20h 45m

£711

Southampton EastleighWashington, D.C. Dulles Intl

SOU - IAD

SOUIAD

Southampton Eastleigh

Thu 18/4

1 stop12h 40m

Washington, D.C. Dulles Intl

Mon 22/4

1 stop18h 25m

£711

Southampton EastleighWashington, D.C. Reagan-National

SOU - DCA

SOUDCA

Southampton Eastleigh

Thu 18/4

2 stops14h 32m

Washington, D.C. Reagan-National

Mon 22/4

2 stops18h 55m

£748

Southampton EastleighWashington, D.C. Dulles Intl

SOU - IAD

SOUIAD

Southampton Eastleigh

Thu 18/4

2 stops16h 50m

Washington, D.C. Dulles Intl

Sun 28/4

2 stops15h 20m

£791

Southampton EastleighWashington, D.C. Dulles Intl

SOU - IAD

SOUIAD

Southampton Eastleigh

Thu 18/4

2 stops16h 50m

Washington, D.C. Dulles Intl

Sun 28/4

1 stop11h 00m

£792

Flights are sorted by cheapest first

Deals found on 27/3

When is the cheapest time to fly from Southampton to Washington, D.C.?

Use this chart to determine the cheapest time to fly return from Southampton to Washington, D.C.. Price data was last updated on 24 March 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their Southampton to Washington, D.C. flight should consider departing on Friday mornings when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Washington, D.C. by month

Plan your trip from Southampton to Washington, D.C. by taking into account the cheapest months to travel. The average price of a one-way flight from Southampton to Washington, D.C. is currently £1,144 while a return flight costs £732. Price data was last updated on 24 March 2024.

Currently, January is the cheapest month in which you can book a flight from Southampton to Washington, D.C. (average of £598). Flying from Southampton to Washington, D.C. in June is currently the most expensive (average of £837). 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.

January

£474

February

£493

March

£551

April

£531

May

£554

June

£663

July

£653

August

£596

September

£555

October

£509

November

£478

December

£490

Temperature and rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature and rainfall totals by month.

WAS

Temperature

2 - 27 °C

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated 28 March 2024.
Get a feel of what it's like to fly with British Airways, Virgin Atlantic and Delta from Southampton to Washington, D.C. by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very Good
11,418 reviews

Overall

8.1

Food

7.5

Crew

8.6

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

It was a good experience other than a short delay.

8.1
Very Good
11,418 reviews
8.1
Very Good
11,418 reviews

Overall

8.1

Food

7.5

Crew

8.6

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

It was a good experience other than a short delay.

7.9
Good
1,691 reviews
8.1
Very Good
11,418 reviews

Overall

8.1

Food

7.5

Crew

8.6

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

It was a good experience other than a short delay.

7.7
Good
755 reviews
8.1
Very Good
11,418 reviews

Overall

8.1

Food

7.5

Crew

8.6

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

It was a good experience other than a short delay.

7.3
Good
1,388 reviews
8.1
Very Good
11,418 reviews

Overall

8.1

Food

7.5

Crew

8.6

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

It was a good experience other than a short delay.

6.9
Okay
6,968 reviews
8.1
Very Good
11,418 reviews

Overall

8.1

Food

7.5

Crew

8.6

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

It was a good experience other than a short delay.

Related info for your journey

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

    Southampton Eastleigh (SOU) is the airport you will fly out of if you book a flight from Southampton to Washington, D.C.. You should not have trouble finding flights to Washington, D.C. from Eastleigh; the airport handles an average of 0 outbound flights to Washington, D.C. per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Southampton airport to Washington, D.C.. It is only a 3.5 mi journey to Eastleigh (SOU) from Southampton’s city center.

  • Can I find flights from Southampton to Washington, D.C. for under £800 on Cheapflights?

    Yes, there are multiple flights from Southampton to Washington, D.C. for under £800. The cheapest flight booked recently is on Delta for just £708, but on average you can expect to pay £795.

  • Are there last-minute flights available from Southampton to Washington, D.C. for under £1,400?

    There are currently 2+ open flights from Southampton to Washington, D.C. within the next 7 days for less than £1,400.

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

    Our cheapest airline available from Southampton to Washington, D.C. is Delta. Our recent data shows that you can find tickets from as low as £708 on this airline. Additional options worth looking into are Virgin Atlantic and KLM, starting at £711 and £748 round-trip.

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

  • What does SOU to IAD mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Southampton Eastleigh Airport to Washington, D.C. Dulles Intl Airport flight would often be abbreviated as a SOU to IAD flight. Baltimore/Washington Airport (BWI), Washington, D.C. Reagan-National Airport (DCA) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Southampton to Washington, D.C. that include extra baggage allowance?

    The amount of baggage you can bring depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Southampton to Washington, D.C. with specific airlines?

    Yes, Cheapflights allows you to browse and filter flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

    After entering your origin and destination, apply the non-stop filter on the search result page to see available direct flights.

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

    Yes. Cheapflights offers flight deals from Southampton to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Southampton to Washington, D.C. that allow pets onboard?

    Many airlines do offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • How recently were the Southampton to Washington, D.C. flight deals updated?

    The Southampton to Washington, D.C. flight deals you see on this page were last updated on 27/3.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Southampton to Washington, D.C.

Discover the top airline that operate flights from Southampton to Washington, D.C.. 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 968,578 searches. Data last updated 28 March 2024.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£546Average£709FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

Search flights from Southampton to Washington, D.C. by cabin class

Find flights from Southampton to Washington, D.C., based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Southampton to Washington, D.C.?

Deals for Southampton to Washington, D.C. flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Southampton to Washington, D.C.?

Cheapflights helps you find that perfect flight to Washington, D.C. from Southampton by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Southampton to Washington, D.C. with no change fees?

Yes, we can. To see specific flights from Southampton to Washington, D.C. with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Southampton to Washington, D.C. become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

Can I find deals on last-minute flights from Southampton to Washington, D.C.?

Yes, you can often find last-minute deals on Southampton to Washington, D.C. flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

How can I compare prices from different travel booking sites for flights from Southampton to Washington, D.C.?

Cheapflights aggregates prices from various travel booking sites. This allows you to compare prices and choose the best deal.

Can I find deals for flights from Southampton to Washington, D.C. that offer flexible cancellation policies?

Cancellation policies vary by airline and fare type. After entering your flight details, you can view the cancellation policies for each deal in the search results. Some deals may offer flexibility in terms of cancellation and changes.

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