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District of Columbia

$409+ Cheap flights from Southampton (SOU) to District of Columbia

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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — IAD
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Southampton to District of Columbia

Keep the following information in mind while searching for Southampton to District of Columbia flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,033
(Cheapflightsfares)

One-way from

$409
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$630
Provider with most accurate pricing for London (LON)-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for London (LON)-Washington, D.C. (WAS) flights.
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From Southampton Eastleigh to District of Columbia
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One-way flight from Southampton Eastleigh to District of Columbia
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Highest demand for flights based on searches. 12% potential increase in price ($101 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Southampton to District of Columbia

Cheapest flights from Southampton to District of Columbia
Explore the most affordable flight options available from Southampton to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/238:00 pmSOU - IAD
2 stops29h 15mAer Lingus
Mon 5/2610:40 pmIAD - SOU
2 stops28h 25mAer Lingus
Deal found 2/20$1,033
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/239:20 amSOU - IAD
1 stop11h 15mDelta
Mon 5/267:05 pmIAD - SOU
2 stops16h 55mDelta
Deal found 2/20$1,088

Find flights from Southampton to District of Columbia within your budget

Customize your flight search to find flights from Southampton to District of Columbia 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 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Southampton

Fly to

District of Columbia

Route

Depart

Return

Price

SouthamptonWashington, D.C.

SOU - IAD

SOUIAD

Southampton Eastleigh

Fri 5/23

8:00 pm-8:15 pm

2 stops29h 15m

Washington, D.C. Dulles Intl

Mon 5/26

10:40 pm-8:05 am

2 stops28h 25m

$1,033

SouthamptonWashington, D.C.

SOU - IAD

SOUIAD

Southampton Eastleigh

Fri 5/23

9:20 am-3:35 pm

1 stop11h 15m

Washington, D.C. Dulles Intl

Mon 5/26

5:25 pm-8:50 am

1 stop10h 25m

$1,088

SouthamptonWashington, D.C.

SOU - IAD

SOUIAD

Southampton Eastleigh

Mon 5/12

12:10 pm-10:16 am

3 stops51h 06m

$409

SouthamptonWashington, D.C.

SOU - IAD

SOUIAD

Southampton Eastleigh

Sun 5/11

9:10 am-3:50 pm

1 stop11h 40m

$650

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Best time to book a flight from Southampton to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Southampton 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.

Travel insights for flights from Southampton to District of Columbia

Get recent, data-driven insights about flights from Southampton to District of Columbia including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Southampton to District of Columbia?

Currently, August is the cheapest month in which you can book a flight from Southampton to District of Columbia (average of $309). Flying from Southampton to District of Columbia in June is currently the most expensive (average of $389). 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 District of Columbia by month

Plan your trip to District of Columbia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in District of Columbia ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit District of Columbia when rainfall is around 2.6 in.

Temperature in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to District of Columbia, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. 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 District of Columbia. Reviews last updated February 20, 2025.
Delta
8.0
Very good
8,219 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,219 reviews
Delta
8.0
Very good
8,219 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Aer Lingus
7.0
Good
1,070 reviews
Delta
8.0
Very good
8,219 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Southampton to District of Columbia. 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 District of Columbia?

    Southampton Eastleigh (SOU) is the airport you will fly out of if you book a flight from Southampton to District of Columbia. It is only a 3.5 mi journey to Eastleigh (SOU) from Southampton’s city center.

  • Can I find deals for flights from Southampton to District of Columbia that include hotel bookings?

    Yes. In addition to deals on Southampton to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Southampton to District of Columbia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southampton to District of Columbia.

  • Can I find deals for business class flights from Southampton to District of Columbia?

    Yes. Cheapflights offers flight deals from Southampton to District of Columbia 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 District of Columbia?

    Currently, August is the cheapest month in which you can book a flight from Southampton to District of Columbia (average of $309). Flying from Southampton to District of Columbia in June is currently the most expensive (average of $389). 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.

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