Cheap flights from Dulles Intl (IAD) to Southampton (SOU) from $761

This is the cheapest one-way flight price, found on 12/10. Prices may vary by date and flight preferences.
IAD — SOU
Dec 16 — Dec 231

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

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Southampton (SOU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 11, 2023.

Round-trip from

$630
From Washington, D.C. Dulles Intl to Southampton Eastleigh

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 60 days early can save you up to 21% on average compared to booking a flight this week. If booking 60 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 $734 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 $863 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 June. For low rates, February can be a great choice for travel to Southampton. Flights to Southampton from Washington, D.C. Dulles Intl Airport in February are about $691 on average during February, but can be found for as low as $370.

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 KLM flights from Dulles Intl to Southampton

Explore cheap flight options specifically provided by KLM for the route between Dulles Intl and Southampton. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,571,918 searches. Data last updated December 11, 2023.
Consider these cheap KLM flights we've found departing from Washington, D.C. to Southampton. Deals update often to give you more flight options matching your criteria

Cheap Delta flights from Dulles Intl to Southampton

Explore cheap flight options specifically provided by Delta for the route between Dulles Intl and Southampton. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,571,918 searches. Data last updated December 11, 2023.
Some of the best deals we've found on Delta flights traveling from Washington, D.C. to Southampton. Check back soon if you're not seeing flights that suit your needs.

Cheap Dulles Intl to Southampton flights in December & January 2023

Find cheap flight options from Dulles Intl to Southampton specifically for the months of December and January 2023. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,571,918 searches. Prices were last updated on December 11, 2023.
Listed are some of the best fares we've found on flights departing from Washington, D.C. to Southampton in 2023. Check back in a little while for more flight options.

Dulles Intl to Southampton 2023 flight deals

Discover exclusive flight deals for travel between Dulles Intl and Southampton in 2023. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,571,918 searches. Data last updated December 11, 2023.
Listed are some of the best fares we've found on flights departing from Washington, D.C. to Southampton in 2023. Check back in a little while for more flight options.

Dulles Intl to Southampton flights leaving soon

Find last-minute flight options from Dulles Intl to Southampton for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,571,918 searches. Data last updated December 11, 2023.
Have a look at some of the flights available from Washington, D.C. to Southampton departing last-minute. To prevent any unwanted surprises, users should verify their flight info before booking.

Find flights from Dulles Intl to Southampton within your budget

Customize your flight search to find flights from Dulles Intl to Southampton that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,571,918 searches. Data last updated December 11, 2023.

Fly from

Any airport

Fly to

Any airport

Budget

$761 - $971

Route

Depart

Return

Price

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Wed 2/21

1 stop18h 10m

Southampton Eastleigh

Wed 2/28

1 stop11h 25m

$761

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Tue 2/20

1 stop18h 10m

Southampton Eastleigh

Tue 2/27

1 stop27h 25m

$762

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Wed 2/21

2 stops14h 40m

Southampton Eastleigh

Wed 2/28

1 stop11h 25m

$765

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Tue 2/20

2 stops14h 40m

Southampton Eastleigh

Wed 2/28

1 stop11h 25m

$766

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Mon 5/6

2 stops17h 50m

Southampton Eastleigh

Mon 5/13

1 stop27h 15m

$785

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Fri 2/23

1 stop10h 55m

Southampton Eastleigh

Thu 2/29

1 stop24h 20m

$832

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Thu 2/22

2 stops14h 45m

Southampton Eastleigh

Thu 2/29

2 stops34h 45m

$842

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Mon 2/19

1 stop10h 55m

Southampton Eastleigh

Mon 3/4

1 stop24h 20m

$961

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Wed 2/21

2 stops17h 05m

Southampton Eastleigh

Wed 2/28

2 stops21h 13m

$971

Flights are sorted by cheapest first

Deals found on 12/10

Average price of flights to Southampton by month

Plan your trip from Dulles Intl to Southampton by taking into account the cheapest months to travel. The average price of a one-way flight from Dulles Intl to Southampton is currently 0 while a round-trip flight costs 827.22 USD. Price data was last updated on December 3, 2023.

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Southampton (average of $678). Flying from Washington, D.C. Dulles Intl Airport to Southampton in June is currently the most expensive (average of $1,421). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$761

February

$788

March

$911

April

$1,063

May

$1,037

June

$1,421

July

$1,240

August

$1,191

September

$951

October

$773

November

$678

December

$921

Reviews of airlines servicing Southampton

Get insights into the airlines that provide service to Southampton. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Southampton. Reviews last updated December 11, 2023.
Peruse reviews from past customers who have flown with KLM, Delta and Aer Lingus from Washington, D.C. to Southampton to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
7.9
Good
3,035 reviews

Overall

7.9

Crew

8.5

Boarding

8.0

Entertainment

7.8

Comfort

7.9

Food

7.2

Reviews

1 / 10

Seat assignments were not great, but other than that it was good.

7.9
Good
3,035 reviews
7.9
Good
3,035 reviews

Overall

7.9

Crew

8.5

Boarding

8.0

Entertainment

7.8

Comfort

7.9

Food

7.2

Reviews

1 / 10

Seat assignments were not great, but other than that it was good.

7.6
Good
276 reviews
7.9
Good
3,035 reviews

Overall

7.9

Crew

8.5

Boarding

8.0

Entertainment

7.8

Comfort

7.9

Food

7.2

Reviews

1 / 10

Seat assignments were not great, but other than that it was good.

7.4
Good
198 reviews
7.9
Good
3,035 reviews

Overall

7.9

Crew

8.5

Boarding

8.0

Entertainment

7.8

Comfort

7.9

Food

7.2

Reviews

1 / 10

Seat assignments were not great, but other than that it was good.

6.6
Okay
326 reviews
7.9
Good
3,035 reviews

Overall

7.9

Crew

8.5

Boarding

8.0

Entertainment

7.8

Comfort

7.9

Food

7.2

Reviews

1 / 10

Seat assignments were not great, but other than that it was good.

6.5
Okay
1,154 reviews
7.9
Good
3,035 reviews

Overall

7.9

Crew

8.5

Boarding

8.0

Entertainment

7.8

Comfort

7.9

Food

7.2

Reviews

1 / 10

Seat assignments were not great, but other than that it was good.

Average temperature in Southampton by month

Plan your trip to Southampton by selecting the month that matches your preferred temperature. July sees the highest average temperature while January sees the lowest average temperature. Temperature data was last updated on December 3, 2023.

LON

Temperature

39.2 - 62.6 °F

Average rainfall in Southampton by month

Keep in mind the precipitation totals in Southampton when planning your trip. Southampton sees an average of 2.30 precipitation per year with the most occurring in January. Precipitation data was last updated on December 3, 2023.

LON

Rainfall

1.6 - 2.8 inches

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Southampton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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. 2 airlines have flights to Southampton Eastleigh from Washington, D.C. Dulles Intl on a regular basis.

Can I find flights from Washington, D.C. Dulles Intl Airport to Southampton for under $800 on Cheapflights?

Yes, there are multiple flights from Washington, D.C. Dulles Intl Airport to Southampton for under $800. The cheapest flight booked recently is on KLM for just $761, but on average you can expect to pay $809.

Are there last-minute flights available from Washington, D.C. Dulles Intl Airport to Southampton for under $1,900?

There are currently 20+ open flights from Washington, D.C. Dulles Intl Airport to Southampton within the next 7 days for less than $1,900.

What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Southampton round-trip?

Currently priced at $761, KLM will fly you from Washington, D.C. Dulles Intl Airport to Southampton and back. In addition to KLM, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Aer Lingus - these airlines can fly you to your destination from $762 and $832, respectively.

What does IAD to SOU mean?

These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Washington, D.C. Dulles Intl Airport to Southampton Eastleigh Airport flight would often be abbreviated as a IAD to SOU flight.

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Dulles Intl to Southampton

Discover the top 2 airlines that operate flights from Dulles Intl to Southampton. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,571,918 searches. Data last updated December 11, 2023.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$665Average$989FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
DeltaCheapest$716Average$974FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

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Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Dulles Intl to Southampton?

Cheapflights makes it easy to find Dulles Intl to Southampton flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Dulles Intl to Southampton?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Southampton from Dulles Intl.

Can Cheapflights find flights from Dulles Intl to Southampton with no change fees?

Yes! Cheapflights helps users easily find flights from Dulles Intl to Southampton with no change fees.

Can Cheapflights notify me if prices for flights from Dulles Intl to Southampton become cheaper?

Not ready to book yet? You can track prices for flights from Dulles Intl to Southampton on Cheapflights with our Price Alert feature and get notified when better prices are available.

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