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 18h 44m. 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.

£514+ Cheap Flights from Southampton to Washington, D.C. Reagan-National Airport

Cheap flight deals from Southampton to Reagan-National

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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 5 November 2026.

Wed 16/1208:40 -

2 stops20h 03m

Fri 25/1210:15 -

2 stops17h 40m

Deal found 1/11£735

Fri 18/1208:40 -

2 stops18h 44m

Sun 27/1212:34 -

2 stops14h 36m

Deal found 1/11£744

Sun 20/1209:30 -

2 stops17h 22m

Sun 27/1218:55 -

2 stops17h 10m

Deal found 5/11£749

Fri 18/1208:40 -

2 stops18h 44m

Fri 25/1212:34 -

2 stops15h 21m

Deal found 1/11£785

Find flight deals from Southampton to Reagan-National

Round-trip from	£735
One-way from	£514
Popular in	June
Cheapest in	February
Average price	£490

Delta
16/12-25/12
4 total stops
37h 43m total
Southampton to Washington, D.C.

Search Deals

23/11-31/12
2 total stops
15h 27m 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 November 2026

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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.

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Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonWashington, D.C.

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

SOUDCA

Southampton Eastleigh

Mon 23/11

12:25-22:52

2 stops15h 27m

Washington, D.C. Reagan-National

Wed 31/12

00:00-06:00

Nonstop0h 00m

£514

SouthamptonWashington, D.C.

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

SOUDCA

Southampton Eastleigh

Fri 18/12

08:40-22:24

2 stops18h 44m

Washington, D.C. Reagan-National

Sun 27/12

12:34-08:10

2 stops14h 36m

£744

SouthamptonWashington, D.C.

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

SOUDCA

Southampton Eastleigh

Sun 20/12

09:30-21:52

2 stops17h 22m

Washington, D.C. Reagan-National

Sun 27/12

18:55-17:05

2 stops17h 10m

£749

SouthamptonWashington, D.C.

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

SOUDCA

Southampton Eastleigh

Fri 18/12

08:40-22:24

2 stops18h 44m

Washington, D.C. Reagan-National

Fri 25/12

12:34-08:55

2 stops15h 21m

£785

SouthamptonWashington, D.C.

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

SOUDCA

Southampton Eastleigh

Mon 23/11

08:40-22:45

2 stops19h 05m

Washington, D.C. Reagan-National

Wed 31/12

00:00-06:00

Nonstop0h 00m

£963

Fastest return journey

SouthamptonWashington, D.C.

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

SOUDCA

Southampton Eastleigh

Wed 16/12

08:40-18:18

2 stops14h 38m

Washington, D.C. Reagan-National

Wed 31/12

00:00-06:00

Nonstop0h 00m

£1,150

Flights are sorted by cheapest return flights first.

Deals found on 4/11

Sorted 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 18h 44m. 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 £514

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 5 November 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 5 November 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 5 November 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 5 November 2026.

Last-minute flights from Southampton to Reagan-NationalDiscover last-minute flight deals from Southampton to Reagan-National. Data last updated 5 November 2026 and is based on user searches.

Discover last-minute flight deals from Southampton to Reagan-National. Data last updated 5 November 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 5 November 2026.

Search for one-way flight options from Southampton to Reagan-National. Find affordable one-way fares based on user searches. Data last updated 5 November 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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Can Cheapflights notify me if prices for flights from Southampton to Reagan-National become cheaper?

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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 5 November 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 5 November 2026.

Last-minute flights from Southampton to Reagan-National
Discover last-minute flight deals from Southampton to Reagan-National. Data last updated 5 November 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 5 November 2026.