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

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

How to find the cheapest flight from
Washington Dulles Intl (IAD) to Southampton (SOU)

How far in advance should I book a flight from Washington Dulles Intl to Southampton?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 61 days in advance, which can save you up to 44% on flights from Washington Dulles Intl to Southampton compared to booking the week you need them. Waiting 61 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $910. For sooner than that we have options available in the next 3 days from $1,146.

What is the cheapest month to fly from Washington Dulles Intl to Southampton?

Our data shows that October tends to be the cheapest month to fly to Southampton from Washington Dulles Intl. Users have commonly found prices around $714 for the month, but tickets can be as low as $445. Due to multiple factors, prepare for potentially higher prices in July.

When is the cheapest time to fly from Washington Dulles Intl to Southampton (IAD - SOU)?

When flying from Washington Dulles Intl to Southampton, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Washington Dulles Intl to Southampton 2021 flight deals

22 Sep - 2 Oct
$808pp
IAD
Washington Dulles Intl
KLM
 
1 STOP
SOU
Southampton Eastleigh
SOU
Southampton Eastleigh
KLM
 
1 STOP
IAD
Washington Dulles Intl
22 Sep - 2 Oct
$812pp
IAD
Washington Dulles Intl
KLM
   
2 STOPS
SOU
Southampton Eastleigh
SOU
Southampton Eastleigh
KLM
 
1 STOP
IAD
Washington Dulles Intl
22 Sep - 2 Oct
$1,056pp
IAD
Washington Dulles Intl
Multiple Airlines
     
3 STOPS
SOU
Southampton Eastleigh
SOU
Southampton Eastleigh
Multiple Airlines
     
3 STOPS
IAD
Washington Dulles Intl

Related info for your journey

Flight FAQs

From Washington Dulles Intl to Southampton

Are flight prices decreasing from Washington Dulles Intl to Southampton due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Washington Dulles Intl and Southampton for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What days are nonstop flights available from Washington Dulles Intl to Southampton?

Nonstop flights are available for this route on the following days: Saturday.

Does it rain more in Washington Dulles Intl or Southampton?

In Washington Dulles Intl, there will be greater rainfall in Washington Dulles Intl compared to Southampton over the next 16 days.

Is Washington Dulles Intl weather warmer or cooler than Southampton?

You can imagine temperatures to be in the 88 °F range in July. The weather in Southampton is generally colder than Washington Dulles Intl's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.

Alternative routes for Washington Dulles Intl to Southampton

Destination information for Southampton

Today's exchange rate
$1 = £0.73
Average temperature for March in Southampton
51.8 °F
Avg rainfall for March in Southampton
1.6 ″

Airports servicing Washington

Airports servicing Southampton

Home Europe United Kingdom England Southampton Cheap flights from Washington Dulles Intl to Southampton