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Cheap flights from Southampton to Washington, D.C. from £715

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/12. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — WAS
28 Dec — 4 Jan1
1 adult

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 23 December 2024.

Round-trip from

£1,023
British Airways
  • British Airways
  • 6/1-3/5
  • 4 total stops
  • 41h 45m total
  • Southampton to Washington, D.C.

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

Cheapest flights from Southampton to Washington, D.C.
Explore the most affordable flight options available from Southampton to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 December 2024.

Mon 30/1209:00SOU - IAD
1 stop11h 45mDelta
Fri 10/117:35IAD - SOU
1 stop10h 15mDelta
Deal found 23/12£715
Mon 30/1217:20SOU - IAD
1 stop27h 25mVirgin Atlantic
Fri 10/117:35IAD - SOU
1 stop10h 15mVirgin Atlantic
Deal found 23/12£1,092
Sat 28/1209:45SOU - IAD
2 stops15h 00mBritish Airways
Wed 8/117:10IAD - SOU
1 stop10h 35mBritish Airways
Deal found 23/12£1,280

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 858,174 searches. Data last updated 23 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SouthamptonWashington, D.C.

SOU - IAD

SOUIAD

Southampton Eastleigh

Mon 6/1

20:10-19:45

2 stops28h 35m

Washington, D.C. Dulles Intl

Sat 3/5

17:50-12:00

2 stops13h 10m

£1,023

SouthamptonBaltimore

SOU - BWI

SOUBWI

Southampton Eastleigh

Mon 6/1

16:30-18:45

2 stops55h 15m

Baltimore/Washington

Sat 3/5

21:20-18:55

2 stops16h 35m

£1,152

SouthamptonWashington, D.C.

SOU - IAD

SOUIAD

Southampton Eastleigh

Mon 6/1

17:20-15:45

1 stop27h 25m

Washington, D.C. Dulles Intl

Sat 3/5

17:25-08:45

1 stop10h 20m

£1,240

SouthamptonWashington, D.C.

SOU - DCA

SOUDCA

Southampton Eastleigh

Mon 6/1

16:05-18:07

3 stops31h 02m

Washington, D.C. Reagan-National

Sat 3/5

18:50-19:30

2 stops19h 40m

£1,734

SouthamptonWashington, D.C.

SOU - DCA

SOUDCA

Southampton Eastleigh

Mon 6/1

09:00-20:00

2 stops16h 00m

Washington, D.C. Reagan-National

Sat 3/5

13:30-08:45

2 stops14h 15m

£2,064

Flights are sorted by cheapest return flights first.

Deals found on 23/12

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

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Southampton with our price prediction graph.
Estimated return 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 Southampton to Washington, D.C.

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

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

Currently, February is the cheapest month in which you can book a flight from Southampton to Washington, D.C. (average of £565). Flying from Southampton to Washington, D.C. in July is currently the most expensive (average of £946). 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.

Rainfall in Washington, D.C. by month

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

In terms of precipitation, rainfall in Washington, D.C. ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. when rainfall is around 66.0 mm.

Temperature in Washington, D.C. by month

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

If weather is an important factor for your trip to Washington, D.C., 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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 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 23 December 2024.
Get a feel of what it's like to fly with British Airways and KLM 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.
7.8
Good
1,345 reviews

Food

7.3

Overall

7.8

Crew

8.4

Boarding

7.8

Entertainment

7.2

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

7.8
Good
1,345 reviews
7.8
Good
1,345 reviews

Food

7.3

Overall

7.8

Crew

8.4

Boarding

7.8

Entertainment

7.2

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

6.6
Okay
6,810 reviews
7.8
Good
1,345 reviews

Food

7.3

Overall

7.8

Crew

8.4

Boarding

7.8

Entertainment

7.2

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 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.

  • 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 British Airways. Our recent data shows that you can find tickets from as low as £1,023 on this airline. An additional option worth looking into is KLM, starting at £1,240.

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

  • 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 holiday 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 find direct flights from Southampton to Washington, D.C..

  • 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.

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

    Currently, February is the cheapest month in which you can book a flight from Southampton to Washington, D.C. (average of £565). Flying from Southampton to Washington, D.C. in July is currently the most expensive (average of £946). 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

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 858,174 searches. Data last updated 23 December 2024.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£505Average£829FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

Fly with Cheapflights

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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!

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