How long is the flight from Southampton to Washington, D.C. Reagan-National Airport?

There are many flights that can get you from Southampton to Washington, D.C. Reagan-National Airport in 19h 27m. Fly via Delta to get the fastest option. Airlines will cover a distance of 3626 mi.

In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport 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. Reagan-National Airport when rainfall is around 66.0 mm.

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, 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 DCA?

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. Reagan-National Airport as you normally would.

What airport do you fly from for flights from Southampton to Washington, D.C. Reagan-National?

If you book a flight to Washington, D.C. Reagan-National from Southampton, you will be flying from Eastleigh, which is the city’s only airport. Southampton Eastleigh (SOU) is located 3.5 mi from the center of Southampton. There are 0 flights from Eastleigh to Washington, D.C. Reagan-National per day from 0 different airlines.

Can I find deals for flights from Southampton to Reagan-National that include hotel bookings?

Yes. In addition to deals on Southampton to Reagan-National flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Southampton to Reagan-National?

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

Can I find deals for business class flights from Southampton to Reagan-National?

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

£450+ Cheap Flights from Southampton to Washington, D.C. Reagan-National Airport

Cheap flight deals from Southampton to Reagan-National

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Southampton to Reagan-National
Explore the most affordable flight options available from Southampton to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 September 2026.

Fri 6/1108:40 -

2 stops18h 15m

Fri 13/1106:10 -

2 stops21h 45m

Deal found 22/9£644

Thu 5/1108:40 -

2 stops16h 19m

Thu 12/1110:15 -

2 stops16h 55m

Deal found 21/9£644

Sun 4/1009:15 -

2 stops18h 44m

Sat 10/1009:10 -

2 stops18h 35m

Deal found 20/9£696

Fri 2/1009:05 -

2 stops18h 57m

Sun 4/1019:25 -

2 stops16h 25m

Deal found 23/9£943

Tue 29/909:05 -

2 stops16h 32m

Fri 9/1011:05 -

2 stops16h 40m

Deal found 22/9£975

Tue 29/909:05 -

2 stops16h 32m

Mon 5/1012:55 -

2 stops14h 40m

Deal found 21/9£977

Thu 5/1109:20 -

2 stops15h 38m

Thu 12/1106:00 -

3 stops21h 50m

Deal found 21/9£1,047

Fri 6/1115:00 -

3 stops36h 38m

Fri 13/1106:00 -

3 stops24h 55m

Deal found 22/9£1,081

Find flight deals from Southampton to Reagan-National

Round-trip from	£644
One-way from	£450
Popular in	June
Cheapest in	February
Average price	£492

Delta
3/11-10/11
4 total stops
35h 32m total
Southampton to Washington, D.C.

Search Deals

Delta
23/11-31/12
2 total stops
14h 19m total
Southampton to Washington, D.C.

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (£39 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 Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

SouthamptonWashington, D.C.

SOU Southampton Eastleigh - DCA Washington, D.C. Reagan-National

SOUDCA

Southampton Eastleigh

Mon 23/11

08:40-17:59

2 stops14h 19m

Washington, D.C. Reagan-National

Wed 31/12

00:00-06:00

Nonstop0h 00m

£450

SouthamptonWashington, D.C.

SOU Southampton Eastleigh - DCA Washington, D.C. Reagan-National

SOUDCA

Southampton Eastleigh

Tue 3/11

08:40-23:07

2 stops19h 27m

Washington, D.C. Reagan-National

Tue 10/11

11:05-08:10

2 stops16h 05m

£644

SouthamptonWashington, D.C.

SOU Southampton Eastleigh - DCA Washington, D.C. Reagan-National

SOUDCA

Southampton Eastleigh

Fri 6/11

08:40-21:55

2 stops18h 15m

Washington, D.C. Reagan-National

Fri 13/11

06:10-08:55

2 stops21h 45m

£644

SouthamptonWashington, D.C.

SOU Southampton Eastleigh - DCA Washington, D.C. Reagan-National

SOUDCA

Southampton Eastleigh

Fri 6/11

08:40-20:44

2 stops17h 04m

Washington, D.C. Reagan-National

Mon 9/11

10:15-08:10

2 stops16h 55m

£644

SouthamptonWashington, D.C.

SOU Southampton Eastleigh - DCA Washington, D.C. Reagan-National

SOUDCA

Southampton Eastleigh

Wed 4/11

08:40-17:53

2 stops14h 13m

Washington, D.C. Reagan-National

Wed 11/11

17:02-17:05

2 stops19h 03m

£644

SouthamptonWashington, D.C.

SOU Southampton Eastleigh - DCA Washington, D.C. Reagan-National

SOUDCA

Southampton Eastleigh

Thu 5/11

08:40-19:59

2 stops16h 19m

Washington, D.C. Reagan-National

Thu 12/11

10:15-08:10

2 stops16h 55m

£644

SouthamptonWashington, D.C.

SOU Southampton Eastleigh - DCA Washington, D.C. Reagan-National

SOUDCA

Southampton Eastleigh

Sun 4/10

09:15-22:59

2 stops18h 44m

Washington, D.C. Reagan-National

Sat 10/10

09:10-08:45

2 stops18h 35m

£696

SouthamptonWashington, D.C.

SOU Southampton Eastleigh - DCA Washington, D.C. Reagan-National

SOUDCA

Southampton Eastleigh

Mon 2/11

08:40-18:18

2 stops14h 38m

Washington, D.C. Reagan-National

Wed 31/12

00:00-06:00

Nonstop0h 00m

£698

SouthamptonWashington, D.C.

SOU Southampton Eastleigh - DCA Washington, D.C. Reagan-National

SOUDCA

Southampton Eastleigh

Fri 6/11

15:00-22:38

3 stops36h 38m

Washington, D.C. Reagan-National

Fri 13/11

06:00-11:55

3 stops24h 55m

£1,081

SouthamptonWashington, D.C.

SOU Southampton Eastleigh - DCA Washington, D.C. Reagan-National

SOUDCA

Southampton Eastleigh

Thu 5/11

09:20-21:59

3 stops17h 39m

Washington, D.C. Reagan-National

Thu 12/11

06:00-08:50

3 stops21h 50m

£1,199

Flights are sorted by cheapest return flights first.

Deals found on 23/9

Showing 1-10 of 11 resultsSorted by cheapest first

Best time to book a flight from Southampton to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Southampton with our price prediction graph.

SOU-DCA

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.

Related info for your journey

What airport do you fly from for flights from Southampton to Washington, D.C. Reagan-National?
If you book a flight to Washington, D.C. Reagan-National from Southampton, you will be flying from Eastleigh, which is the city’s only airport. Southampton Eastleigh (SOU) is located 3.5 mi from the center of Southampton. There are 0 flights from Eastleigh to Washington, D.C. Reagan-National per day from 0 different airlines.
How long is the flight from Southampton to Washington, D.C. Reagan-National Airport?
There are many flights that can get you from Southampton to Washington, D.C. Reagan-National Airport in 19h 27m. Fly via Delta to get the fastest option. Airlines will cover a distance of 3626 mi.
Can I find deals for flights from Southampton to Reagan-National that include hotel bookings?
Yes. In addition to deals on Southampton to Reagan-National flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Southampton to Reagan-National?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southampton to Reagan-National.
Can I find deals for business class flights from Southampton to Reagan-National?
Yes. Cheapflights offers flight deals from Southampton to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Cheap flights from Southampton to Washington, D.C. Reagan-National Airport from £450

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 Reagan-National

Cheapest flights from Southampton to Reagan-NationalExplore the most affordable flight options available from Southampton to Reagan-National. 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 Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 September 2026.

Best flights from Southampton to Reagan-NationalDiscover carefully curated flight deals from Southampton to Reagan-National 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 Reagan-National 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 Reagan-NationalDiscover last-minute flight deals from Southampton to Reagan-National. Data last updated 23 September 2026 and is based on user searches.

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

One-way flights from Southampton to Reagan-NationalSearch for one-way flight options from Southampton to Reagan-National. Find affordable one-way fares based on user searches. Data last updated 23 September 2026.

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

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Related info for your journey

What airport do you fly from for flights from Southampton to Washington, D.C. Reagan-National?

How long is the flight from Southampton to Washington, D.C. Reagan-National Airport?

Can I find deals for flights from Southampton to Reagan-National that include hotel bookings?

How can I find direct flights from Southampton to Reagan-National?

Can I find deals for business class flights from Southampton to Reagan-National?

Travelling to a place near Washington, D.C. Reagan-National Airport?

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Cheapest flights from Southampton to Reagan-National
Explore the most affordable flight options available from Southampton to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 September 2026.

Best flights from Southampton to Reagan-National
Discover carefully curated flight deals from Southampton to Reagan-National 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 Reagan-National
Discover last-minute flight deals from Southampton to Reagan-National. Data last updated 23 September 2026 and is based on user searches.

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