Question 1

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

Accepted Answer

In the last 3 days, the lowest price for a flight from Washington, D.C. Dulles Intl Airport to Southampton was £494 for a one-way ticket and £808 for a return. <a href='/flight-routes/Washington-D-C-Dulles-Intl-IAD/Southampton-Eastleigh-SOU'>Visit our flight page for the latest deals!>/a>

Question 2

Which airports will I be using when flying from Washington, D.C. to Southampton?

Accepted Answer

On your way to Southampton, you’ll fly out from Washington, D.C. Dulles Intl. You’ll be landing at Southampton Eastleigh. <a href='/flight-routes/Washington-D-C-Dulles-Intl-IAD/Southampton-Eastleigh-SOU'>Visit our flight page for the latest deals!>/a>

Question 3

Which aircraft models fly most regularly from Washington, D.C. to Southampton?

Accepted Answer

We unfortunately don’t have that data for this specific route.

Question 4

Which airline alliances offer flights from Washington, D.C. to Southampton?

Accepted Answer

SkyTeam, and oneworld are the airline alliances operating flights between Washington, D.C. and Southampton, with SkyTeam being the most commonly used for this route.

Question 5

How does KAYAK find such low prices on flights from Washington, D.C. to Southampton?

Accepted Answer

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington, D.C. to Southampton. <a href='/flight-routes/Washington-D-C-Dulles-Intl-IAD/Southampton-Eastleigh-SOU'>Visit our flight page for the latest deals!>/a>

Question 6

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington, D.C. to Southampton?

Accepted Answer

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Southampton from Washington, D.C. is likely to change within 7 days, so travellers know whether to wait or book now. <a href='/flight-routes/Washington-D-C-Dulles-Intl-IAD/Southampton-Eastleigh-SOU'>Visit our flight page for the latest deals!>/a>

Question 7

What is the Hacker Fare option on flights from Washington, D.C. to Southampton?

Accepted Answer

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Southampton with an airline and back to Washington, D.C. with another airline. <a href='/flight-routes/Washington-D-C-Dulles-Intl-IAD/Southampton-Eastleigh-SOU'>Visit our flight page for the latest deals!>/a>

Question 8

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington, D.C. to Southampton?

Accepted Answer

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Southampton from Washington, D.C. up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. <a href='/flight-routes/Washington-D-C-Dulles-Intl-IAD/Southampton-Eastleigh-SOU'>Visit our flight page for the latest deals!>/a>

Question 9

Which airlines provide the cheapest flights from Washington, D.C. to Southampton?

Accepted Answer

In the past 3 days, the cheapest return tickets from Washington, D.C. to Southampton were found on KLM (£595) and Delta (£680).

Low season	November
High season	September
Cheapest flight	£364

IAD - SOU

£364 Find Cheap Flights from Washington, D.C. to Southampton

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Cheap Flights from Washington, D.C. to Southampton (IAD-SOU)

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KAYAK's insights & trends for Washington, D.C. to Southampton flights

Get data-powered insights and trends into flights from Washington, D.C. to Southampton to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Washington, D.C. to Southampton?

In the past 3 days, the cheapest return tickets from Washington, D.C. to Southampton were found on KLM (£595) and Delta (£680).

Good to know - Cheap tickets from Washington, D.C. to Southampton

When to book flights from Washington, D.C. to Southampton

FAQs for booking Washington, D.C. to Southampton flights

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

In the last 3 days, the lowest price for a flight from Washington, D.C. Dulles Intl Airport to Southampton was £494 for a one-way ticket and £808 for a return.

Which airports will I be using when flying from Washington, D.C. to Southampton?

On your way to Southampton, you’ll fly out from Washington, D.C. Dulles Intl. You’ll be landing at Southampton Eastleigh.

Which aircraft models fly most regularly from Washington, D.C. to Southampton?

We unfortunately don’t have that data for this specific route.

Which airline alliances offer flights from Washington, D.C. to Southampton?

SkyTeam, and oneworld are the airline alliances operating flights between Washington, D.C. and Southampton, with SkyTeam being the most commonly used for this route.

How does KAYAK find such low prices on flights from Washington, D.C. to Southampton?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington, D.C. to Southampton.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington, D.C. to Southampton?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Southampton from Washington, D.C. is likely to change within 7 days, so travellers know whether to wait or book now.

What is the Hacker Fare option on flights from Washington, D.C. to Southampton?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Southampton with an airline and back to Washington, D.C. with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington, D.C. to Southampton?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Southampton from Washington, D.C. up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Washington, D.C. to Southampton

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