Cheap flights from Dulles Intl (IAD) to Southampton (SOU)

IAD — SOU
Dec 14 — Dec 211

How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Southampton?

Users have found that booking a flight from Washington, D.C. Dulles Intl Airport to Southampton at least 61 days early can save you up to 26% on average compared to booking a flight this week. If booking 61 days before your flight isn’t an option for you, users have found flights from Washington, D.C. Dulles Intl Airport to Southampton for as little as $859 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $983 for flights departing within the next 3 days.

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Southampton?

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, March can be a great choice for travel to Southampton. Flights to Southampton from Washington, D.C. Dulles Intl Airport in March are about $728 on average during March, but can be found for as low as $501.

When is the cheapest time to fly from Washington, D.C. Dulles Intl Airport to Southampton (IAD - SOU)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Dulles Intl Airport to Southampton as you normally would.

Cheap flights from Dulles Intl to Southampton in December, January 2022

The best prices found for IAD to SOU flights for December, January
Jan 25 - Jan 30
IAD

Washington, D.C. Dulles Intl

SOU

Southampton Eastleigh

2 stops

15h 55m
SOU

Southampton Eastleigh

IAD

Washington, D.C. Dulles Intl

2 stops

24h 45m
$989

British Airways

Pick Dates

Deal found 12/8

Jan 3 - Jan 11
IAD

Washington, D.C. Dulles Intl

SOU

Southampton Eastleigh

2 stops

12h 25m
SOU

Southampton Eastleigh

IAD

Washington, D.C. Dulles Intl

2 stops

16h 15m
$1,021

British Airways

Pick Dates

Deal found 12/6

Dec 30 - Jan 10
IAD

Washington, D.C. Dulles Intl

SOU

Southampton Eastleigh

2 stops

12h 25m
SOU

Southampton Eastleigh

IAD

Washington, D.C. Dulles Intl

2 stops

16h 15m
$1,043

British Airways

Pick Dates

Deal found 12/7

Dulles Intl to Southampton 2022 flight deals

Cheap flights to Southampton from Dulles Intl found for this year
Dec 30 - Jan 10
IAD

Washington, D.C. Dulles Intl

SOU

Southampton Eastleigh

2 stops

12h 25m
SOU

Southampton Eastleigh

IAD

Washington, D.C. Dulles Intl

2 stops

16h 15m
$1,043

British Airways

Pick Dates

Deal found 12/7

Dec 30 - Jan 8
IAD

Washington, D.C. Dulles Intl

SOU

Southampton Eastleigh

2 stops

12h 25m
SOU

Southampton Eastleigh

IAD

Washington, D.C. Dulles Intl

2 stops

24h 25m
$1,047

British Airways

Pick Dates

Deal found 12/7

Dec 30 - Jan 10
IAD

Washington, D.C. Dulles Intl

SOU

Southampton Eastleigh

2 stops

12h 25m
SOU

Southampton Eastleigh

IAD

Washington, D.C. Dulles Intl

2 stops

16h 15m
$1,070

British Airways

Pick Dates

Deal found 12/7

Cheap British Airways flights from Dulles Intl to Southampton

Feb 15 - Feb 23
IAD

Washington, D.C. Dulles Intl

SOU

Southampton Eastleigh

2 stops

12h 20m
SOU

Southampton Eastleigh

IAD

Washington, D.C. Dulles Intl

2 stops

16h 15m
$869

British Airways

Pick Dates

Deal found 12/8

Feb 15 - Feb 22
IAD

Washington, D.C. Dulles Intl

SOU

Southampton Eastleigh

2 stops

15h 55m
SOU

Southampton Eastleigh

IAD

Washington, D.C. Dulles Intl

2 stops

16h 15m
$870

British Airways

Pick Dates

Deal found 12/7

Apr 25 - May 4
IAD

Washington, D.C. Dulles Intl

SOU

Southampton Eastleigh

2 stops

15h 30m
SOU

Southampton Eastleigh

IAD

Washington, D.C. Dulles Intl

2 stops

16h 45m
$875

British Airways

Pick Dates

Deal found 12/6

One-way flights to Southampton from Dulles Intl

The cheapest one-way flights from Dulles Intl to Southampton
Feb 8
IAD

Washington, D.C. Dulles Intl

SOU

Southampton Eastleigh

2 stops

15h 55m
$656

British Airways

Pick Dates

Deal found 12/6

Feb 8
IAD

Washington, D.C. Dulles Intl

SOU

Southampton Eastleigh

2 stops

15h 55m
$663

British Airways

Pick Dates

Deal found 12/6

Dec 20
IAD

Washington, D.C. Dulles Intl

SOU

Southampton Eastleigh

2 stops

12h 25m
$1,549

British Airways

Pick Dates

Deal found 12/6

Related info for your journey

Useful info, stats and facts about Dulles Intl to Southampton flights.

What airport do you fly into for flights to Southampton from Washington, D.C. Dulles Intl?

For a flight from Washington, D.C. Dulles Intl to Southampton, you will be flying into Eastleigh. Southampton Eastleigh (SOU) is just 3.5 mi from the center of the city. Eastleigh is the only Southampton airport and it handles 0 inbound flights from Washington, D.C. Dulles Intl per day. 1 airline has flights to Southampton Eastleigh from Washington, D.C. Dulles Intl on a regular basis.

Which airlines flying from Washington, D.C. Dulles Intl to Southampton Eastleigh have flexible changes due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like KLM flying from Washington, D.C. Dulles Intl to Southampton Eastleigh have implemented new flexible change policies.

Can I find flights from Washington, D.C. Dulles Intl Airport to Southampton for under $900 on Cheapflights?

Yes, there are multiple flights from Washington, D.C. Dulles Intl Airport to Southampton for under $900. The cheapest flight booked recently is on Aer Lingus for just $823, but on average you can expect to pay $915.

Alternative routes for Dulles Intl to Southampton

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

Top airline flying from Dulles Intl to Southampton

The chart below displays the airlines Cheapflights users traveling from Dulles Intl to Southampton choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
KLMCheapest$650Average$847FlexibilityNo cancel feeOn-time75%COVID-19 safety
Search KLM flights