How long is the flight from Southampton to District of Columbia?

There are many flights that can get you from Southampton to District of Columbia in 11h 55m. Fly via British Airways to get the fastest option. The distance from Southampton to District of Columbia is about 3639 mi.

In terms of precipitation, rainfall in District of Columbia 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 District of Columbia when rainfall is around 66.0 mm.

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 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).

What is the cheapest time of day to fly from SOU to DC?

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

What airport do you fly from for flights from Southampton to District of Columbia?

For a flight from Southampton to District of Columbia, you will be flying from Eastleigh. Southampton Eastleigh (SOU) is just 3.5 mi from the center of the city.

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.

£445+ Cheap Flights from Southampton to District of Columbia

Cheap flight deals from Southampton to District of Columbia

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 23 September 2026.

Tue 3/1109:20 -

1 stop11h 25m

Tue 10/1117:15 -

1 stop10h 35m

Deal found 19/9£508

Wed 4/1109:20 -

1 stop15h 00m

Wed 11/1120:50 -

1 stop17h 40m

Deal found 20/9£509

Thu 5/1112:25 -

1 stop11h 55m

Thu 12/1117:15 -

1 stop13h 40m

Deal found 21/9£510

Thu 29/1012:25 -

1 stop11h 55m

Thu 5/1117:15 -

1 stop13h 40m

Deal found 18/9£512

Wed 7/1009:20 -

1 stop15h 05m

Wed 14/1017:15 -

1 stop10h 25m

Deal found 18/9£514

Tue 6/1009:15 -

1 stop11h 30m

Tue 13/1021:05 -

1 stop17h 25m

Deal found 22/9£514

Fri 6/1120:00 -

1 stop24h 45m

Mon 9/1120:50 -

1 stop17h 40m

Deal found 19/9£515

Fri 20/1120:00 -

1 stop24h 45m

Mon 30/1120:50 -

1 stop17h 40m

Deal found 20/9£520

Tue 29/920:00 -

1 stop28h 25m

Fri 9/1017:15 -

1 stop18h 35m

Deal found 22/9£524

Thu 1/1020:00 -

1 stop28h 25m

Wed 7/1020:55 -

1 stop17h 35m

Deal found 21/9£525

Thu 12/1109:20 -

1 stop11h 25m

Sun 15/1117:15 -

1 stop10h 35m

Deal found 22/9£541

Find flight deals from Southampton to District of Columbia

Round-trip from	£508
One-way from	£445
Popular in	June
Cheapest in	February
Average price	£489

British Airways
3/11-10/11
2 total stops
22h 00m total
Southampton to District of Columbia

Search Deals

Delta
23/11-31/12
1 total stop
12h 15m total
Southampton to District of Columbia

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (£38 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£5 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Southampton to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonWashington, D.C.

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

SOUIAD

Southampton Eastleigh

Mon 23/11

08:40-15:55

1 stop12h 15m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£445

SouthamptonWashington, D.C.

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

SOUIAD

Southampton Eastleigh

Mon 23/11

08:40-15:55

1 stop12h 15m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£445

Fastest return journey

SouthamptonWashington, D.C.

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

SOUIAD

Southampton Eastleigh

Thu 14/1

09:20-15:45

1 stop11h 25m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£456

SouthamptonWashington, D.C.

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

SOUIAD

Southampton Eastleigh

Mon 22/3

19:55-16:40

2 stops24h 45m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£496

SouthamptonWashington, D.C.

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

SOUIAD

Southampton Eastleigh

Thu 29/10

12:25-20:20

1 stop11h 55m

Washington, D.C. Dulles Intl

Thu 5/11

17:15-11:55

1 stop13h 40m

£512

SouthamptonWashington, D.C.

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

SOUIAD

Southampton Eastleigh

Wed 7/10

09:20-19:25

1 stop15h 05m

Washington, D.C. Dulles Intl

Wed 14/10

17:15-08:40

1 stop10h 25m

£514

SouthamptonWashington, D.C.

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

SOUIAD

Southampton Eastleigh

Wed 7/10

09:20-15:45

1 stop11h 25m

Washington, D.C. Dulles Intl

Tue 13/10

17:15-08:05

1 stop9h 50m

£514

SouthamptonWashington, D.C.

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

SOUIAD

Southampton Eastleigh

Fri 6/11

20:00-15:45

1 stop24h 45m

Washington, D.C. Dulles Intl

Mon 9/11

20:50-19:30

1 stop17h 40m

£515

SouthamptonWashington, D.C.

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

SOUIAD

Southampton Eastleigh

Fri 20/11

20:00-15:45

1 stop24h 45m

Washington, D.C. Dulles Intl

Mon 30/11

20:50-19:30

1 stop17h 40m

£520

SouthamptonWashington, D.C.

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

SOUIAD

Southampton Eastleigh

Thu 12/11

09:20-15:45

1 stop11h 25m

Washington, D.C. Dulles Intl

Sun 15/11

17:15-08:50

1 stop10h 35m

£541

Flights are sorted by cheapest return flights first.

Deals found on 22/9

Showing 1-10 of 11 resultsSorted by cheapest first

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.

SOU-IAD

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.

Cheapflights Insights

Everything you need to know about your flight from Southampton to District of Columbia

SOU-USDC

SOU-IAD

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing District of Columbia

Get a feel of what it's like to fly with Aer Lingus from Southampton to District of Columbia by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Aer Lingus

7.3

Good

1,783 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Patrick,Sept 2026

DUB - IAD

I had a great experience. Crew was great and very accommodating.

Aer Lingus

7.3

Good

1,783 reviews

Aer Lingus

7.3

Good

1,783 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Patrick,Sept 2026

DUB - IAD

I had a great experience. Crew was great and very accommodating.

Related info for your journey

What airport do you fly from for flights from Southampton to District of Columbia?
For a flight from Southampton to District of Columbia, you will be flying from Eastleigh. Southampton Eastleigh (SOU) is just 3.5 mi from the center of the city.
How long is the flight from Southampton to District of Columbia?
There are many flights that can get you from Southampton to District of Columbia in 11h 55m. Fly via British Airways to get the fastest option. The distance from Southampton to District of Columbia is about 3639 mi.
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 holiday 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Southampton to District of Columbia

Airline	Cheapest	Average	Flexibility	On-time
Aer Lingus	Cheapest£454	Average£595	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights

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How does Cheapflights help users find flights from Southampton to District of Columbia?

When you search for this flight from Southampton to District of Columbia, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Southampton to District of Columbia?

Cheapflights helps you find that perfect flight to District of Columbia 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 District of Columbia with no change fees?

Yes! Cheapflights helps users easily find flights from Southampton to District of Columbia with no change fees.

Can Cheapflights notify me if prices for flights from Southampton to District of Columbia become cheaper?

Yes, Cheapflights offers price alerts on Southampton to District of Columbia flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Southampton to District of Columbia from £445

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Southampton to District of Columbia

Cheapest flights from Southampton to District of ColumbiaExplore 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 23 September 2026.

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 23 September 2026.

Best flights from Southampton to District of ColumbiaDiscover carefully curated flight deals from Southampton to District of Columbia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 September 2026.

Discover carefully curated flight deals from Southampton to District of Columbia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 September 2026.

Last-minute flights from Southampton to District of ColumbiaDiscover last-minute flight deals from Southampton to District of Columbia. Data last updated 23 September 2026 and is based on user searches.

Discover last-minute flight deals from Southampton to District of Columbia. Data last updated 23 September 2026 and is based on user searches.

One-way flights from Southampton to District of ColumbiaSearch for one-way flight options from Southampton to District of Columbia. Find affordable one-way fares based on user searches. Data last updated 23 September 2026.

Search for one-way flight options from Southampton to District of Columbia. Find affordable one-way fares based on user searches. Data last updated 23 September 2026.

Find flight deals from Southampton to District of Columbia

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Southampton to District of Columbia that are best for you.

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.

Cheapflights Insights

Reviews of airlines servicing District of Columbia

Get a feel of what it's like to fly with Aer Lingus from Southampton to District of Columbia by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Southampton to District of Columbia?

How long is the flight from Southampton to District of Columbia?

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

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

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Southampton to District of Columbia

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to District of Columbia by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

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Search flights from Southampton to District of Columbia by cabin class

Find flights from Southampton to District of Columbia, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Southampton and District of Columbia flights

Browse other Southampton and District of Columbia flight options. Last updated on 23 September 2026.

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Southampton to District of Columbia flights

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Top airline flying from Southampton to District of Columbia

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How does Cheapflights help users find flights from Southampton to District of Columbia?

Why should you use Cheapflights to find cheap flight tickets from Southampton to District of Columbia?

Can Cheapflights find flights from Southampton to District of Columbia with no change fees?

Can Cheapflights notify me if prices for flights from Southampton to District of Columbia become cheaper?

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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 23 September 2026.

Best flights from Southampton to District of Columbia
Discover carefully curated flight deals from Southampton to District of Columbia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 September 2026.

Last-minute flights from Southampton to District of Columbia
Discover last-minute flight deals from Southampton to District of Columbia. Data last updated 23 September 2026 and is based on user searches.

One-way flights from Southampton to District of Columbia
Search for one-way flight options from Southampton to District of Columbia. Find affordable one-way fares based on user searches. Data last updated 23 September 2026.