Cheap flights from Dulles Intl (IAD) to Southampton (SOU) from $501

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
IAD — SOU
May 14 — May 211

Cheap flight deals from Dulles Intl to Southampton

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 May 9, 2024.

Round-trip from

$643
From Washington, D.C. Dulles Intl to Southampton Eastleigh

What is the cheapest day to fly round-trip from Washington, D.C. Dulles Intl Airport to Southampton?

Users have found that flying from Washington, D.C. Dulles Intl Airport to Southampton on a Friday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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 24 days early can save you up to 19% on average compared to booking a flight this week. If booking 24 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 $735 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 $790 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, October can be a great choice for travel to Southampton. Flights to Southampton from Washington, D.C. Dulles Intl Airport in October are about $718 on average during October, but can be found for as low as $351.

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

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to Southampton at noon. By choosing this option you can save up to 13% on the cost of your flight, compared to a flight in the morning.

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 2,752,338 searches. Data last updated May 9, 2024.
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
Thu 10/105:25 pmIAD - SOU
1 stop20h 45mKLM
Sun 10/209:25 amSOU - IAD
1 stop11h 10mKLM
Deal found 5/8$786
Thu 10/1012:30 pmIAD - SOU
2 stops13h 55mKLM
Sun 10/209:25 amSOU - IAD
1 stop11h 10mKLM
Deal found 5/8$790
Tue 9/175:50 pmIAD - SOU
1 stop20h 20mKLM
Mon 9/237:55 amSOU - IAD
1 stop12h 40mKLM
Deal found 5/8$801
Tue 9/1712:30 pmIAD - SOU
2 stops13h 55mKLM
Mon 9/237:55 amSOU - IAD
1 stop12h 40mKLM
Deal found 5/8$864

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 2,752,338 searches. Data last updated May 9, 2024.
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.
Wed 10/95:50 pmIAD - SOU
1 stop20h 20mDelta
Sun 10/137:40 pmSOU - IAD
1 stop24h 55mDelta
Deal found 5/7$789
Wed 10/95:50 pmIAD - SOU
1 stop20h 20mDelta
Sun 10/135:20 pmSOU - IAD
1 stop27h 15mDelta
Deal found 5/8$795

Cheap Dulles Intl to Southampton flights in May & June 2024

Find cheap flight options from Dulles Intl to Southampton specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,752,338 searches. Prices were last updated on May 9, 2024.
Listed are some of the best fares we've found on flights departing from Washington, D.C. to Southampton in 2024. Check back in a little while for more flight options.
Mon 5/2710:45 pmIAD - SOU
2 stops15h 40mBritish Airways
Mon 6/37:55 pmSOU - IAD
2 stops24h 45mBritish Airways
Deal found 5/8$1,371
Sat 5/255:55 pmIAD - SOU
2 stops13h 05mBritish Airways
Mon 6/37:55 pmSOU - IAD
2 stops24h 45mBritish Airways
Deal found 5/8$1,421
Wed 5/2910:45 pmIAD - SOU
2 stops15h 40mBritish Airways
Fri 10/118:40 amSOU - IAD
2 stops16h 50mBritish Airways
Deal found 5/8$1,441
Wed 5/2910:45 pmIAD - SOU
2 stops15h 40mBritish Airways
Fri 10/119:40 amSOU - IAD
1 stop11h 00mBritish Airways
Deal found 5/8$1,514
Fri 5/245:55 pmIAD - SOU
2 stops14h 25mBritish Airways
Sat 6/19:55 amSOU - IAD
2 stops15h 35mBritish Airways
Deal found 5/8$1,526
Fri 5/245:55 pmIAD - SOU
2 stops14h 25mBritish Airways
Wed 5/298:30 amSOU - IAD
2 stops17h 00mBritish Airways
Deal found 5/8$1,556
Tue 5/215:55 pmIAD - SOU
2 stops12h 50mBritish Airways
Thu 5/308:40 amSOU - IAD
2 stops16h 50mBritish Airways
Deal found 5/8$1,686
Sun 5/2610:50 pmIAD - SOU
2 stops15h 35mBritish Airways
Wed 5/298:30 amSOU - IAD
2 stops17h 00mBritish Airways
Deal found 5/8$1,851
Sat 5/255:55 pmIAD - SOU
2 stops13h 05mBritish Airways
Wed 5/298:30 amSOU - IAD
2 stops17h 00mBritish Airways
Deal found 5/8$1,901

Dulles Intl to Southampton 2024 flight deals

Discover exclusive flight deals for travel between Dulles Intl and Southampton in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 9, 2024.
Listed are some of the best fares we've found on flights departing from Washington, D.C. to Southampton in 2024. Check back in a little while for more flight options.
Thu 10/105:25 pmIAD - SOU
1 stop20h 45mKLM
Sun 10/209:25 amSOU - IAD
1 stop11h 10mKLM
Deal found 5/8$786
Wed 10/95:50 pmIAD - SOU
1 stop20h 20mDelta
Sun 10/137:40 pmSOU - IAD
1 stop24h 55mDelta
Deal found 5/7$789
Thu 10/1012:30 pmIAD - SOU
2 stops13h 55mKLM
Sun 10/209:25 amSOU - IAD
1 stop11h 10mKLM
Deal found 5/8$790
Wed 10/94:55 pmIAD - SOU
2 stops21h 15mVirgin Atlantic
Sun 10/135:20 pmSOU - IAD
1 stop27h 15mVirgin Atlantic
Deal found 5/7$793
Wed 10/95:50 pmIAD - SOU
1 stop20h 20mDelta
Sun 10/135:20 pmSOU - IAD
1 stop27h 15mDelta
Deal found 5/8$795
Wed 10/910:00 amIAD - SOU
2 stops16h 25mVirgin Atlantic
Sun 10/135:20 pmSOU - IAD
1 stop27h 15mVirgin Atlantic
Deal found 5/8$799
Tue 9/175:50 pmIAD - SOU
1 stop20h 20mKLM
Mon 9/237:55 amSOU - IAD
1 stop12h 40mKLM
Deal found 5/8$801
Wed 10/96:00 amIAD - SOU
2 stops20h 25mVirgin Atlantic
Sun 10/137:40 pmSOU - IAD
2 stops31h 04mVirgin Atlantic
Deal found 5/7$803
Wed 10/910:00 amIAD - SOU
2 stops16h 25mVirgin Atlantic
Sun 10/137:40 pmSOU - IAD
2 stops31h 04mVirgin Atlantic
Deal found 5/8$810

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 2,752,338 searches. Data last updated May 9, 2024.
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.
Sat 5/1810:45 pmIAD - SOU
2 stops15h 40mBritish Airways
Sat 5/259:55 amSOU - IAD
2 stops15h 35mBritish Airways
Deal found 5/7$4,668

One-way flights to Southampton from Dulles Intl

Search for one-way flight options from Dulles Intl to Southampton. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 9, 2024.
Take a look at some of the one-way flights we've detected from Washington, D.C. to Southampton. Users needing a return flight from Washington, D.C. to Southampton should utilize the search form above.
Mon 7/85:25 pmIAD - SOU
1 stop9h 35mDelta
Deal found 5/9$501
Tue 7/235:10 pmIAD - SOU
1 stop11h 00mBritish Airways
Deal found 5/9$522
Tue 7/95:10 pmIAD - SOU
1 stop11h 00mBritish Airways
Deal found 5/9$524
Mon 7/221:22 pmIAD - SOU
2 stops14h 48mBritish Airways
Deal found 5/9$525
Sun 7/141:22 pmIAD - SOU
2 stops14h 48mBritish Airways
Deal found 5/8$527
Fri 7/268:40 pmIAD - SOU
1 stop14h 05mBritish Airways
Deal found 5/9$534
Sat 7/205:55 pmIAD - SOU
2 stops13h 05mBritish Airways
Deal found 5/9$556
Tue 7/910:45 pmIAD - SOU
2 stops15h 40mBritish Airways
Deal found 5/9$557
Tue 5/288:24 amIAD - SOU
2 stops26h 36mMultiple Airlines
Deal found 5/8$599

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 2,752,338 searches. Data last updated May 9, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$786 - $1,048

Route

Depart

Return

Price

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Thu 10/10

1 stop20h 45m

Southampton Eastleigh

Sun 10/20

1 stop11h 10m

$786

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Wed 10/9

1 stop20h 20m

Southampton Eastleigh

Sun 10/13

1 stop24h 55m

$789

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Thu 10/10

2 stops13h 55m

Southampton Eastleigh

Sun 10/20

1 stop11h 10m

$790

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Wed 10/9

2 stops21h 15m

Southampton Eastleigh

Sun 10/13

1 stop27h 15m

$793

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Wed 10/9

1 stop20h 20m

Southampton Eastleigh

Sun 10/13

1 stop27h 15m

$795

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Wed 10/9

2 stops16h 25m

Southampton Eastleigh

Sun 10/13

1 stop27h 15m

$799

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Tue 11/5

1 stop10h 45m

Southampton Eastleigh

Mon 11/11

1 stop11h 15m

$884

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Tue 9/17

1 stop11h 00m

Southampton Eastleigh

Mon 9/23

1 stop24h 40m

$988

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Tue 9/17

2 stops19h 35m

Southampton Eastleigh

Mon 9/23

3 stops26h 40m

$1,048

Flights are sorted by cheapest first

Deals found on 5/8

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

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Southampton. Price data was last updated on May 5, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Southampton flight should consider departing on Thursday afternoons when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

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 $538 while a round-trip flight costs $852. Price data was last updated on May 5, 2024.

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Southampton (average of $724). Flying from Washington, D.C. Dulles Intl Airport to Southampton in June is currently the most expensive (average of $1,370). 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

$765

February

$791

March

$799

April

$962

May

$979

June

$1,370

July

$1,317

August

$1,122

September

$975

October

$794

November

$724

December

$980

Temperature and rainfall in Southampton by month

Plan your trip to Southampton by taking into account the average temperature and rainfall totals by month.

LON

Temperature

39.2 - 62.6 °F

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 May 9, 2024.
Peruse reviews from past customers who have flown with KLM, Delta and Virgin Atlantic 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.
8.1
Very good
10,789 reviews

Overall

8.1

Food

7.4

Entertainment

8.0

Comfort

7.9

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

8.1
Very good
10,789 reviews
8.1
Very good
10,789 reviews

Overall

8.1

Food

7.4

Entertainment

8.0

Comfort

7.9

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.9
Good
1,592 reviews
8.1
Very good
10,789 reviews

Overall

8.1

Food

7.4

Entertainment

8.0

Comfort

7.9

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.7
Good
739 reviews
8.1
Very good
10,789 reviews

Overall

8.1

Food

7.4

Entertainment

8.0

Comfort

7.9

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.2
Good
1,338 reviews
8.1
Very good
10,789 reviews

Overall

8.1

Food

7.4

Entertainment

8.0

Comfort

7.9

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

6.8
Okay
6,868 reviews
8.1
Very good
10,789 reviews

Overall

8.1

Food

7.4

Entertainment

8.0

Comfort

7.9

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

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. 3 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 $786, but on average you can expect to pay $867.

  • Are there last-minute flights available from Washington, D.C. Dulles Intl Airport to Southampton for under $4,700?

    There are currently 1+ open flights from Washington, D.C. Dulles Intl Airport to Southampton within the next 7 days for less than $4,700.

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

    Currently priced at $786, 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 Virgin Atlantic - these airlines can fly you to your destination from $789 and $793, respectively.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Southampton one-way?

    The cheapest airlines for a one-way flight from Washington, D.C. Dulles Intl Airport to Southampton are Delta ($501), British Airways ($522), and KLM ($1,029).

  • What are the most popular airlines that fly from Washington, D.C. Dulles Intl Airport to Southampton?

  • 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.

  • Can I find deals for flights from Dulles Intl to Southampton that include extra baggage allowance?

    The amount of baggage you can bring on your Dulles Intl to Southampton flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Dulles Intl to Southampton with specific airlines?

    Yes, Cheapflights allows you to browse and filter Dulles Intl to Southampton flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Dulles Intl to Southampton that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Southampton flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Southampton?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Southampton.

  • Can I find deals for business class flights from Dulles Intl to Southampton?

    Yes. Cheapflights offers flight deals from Dulles Intl to Southampton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Dulles Intl to Southampton that allow pets onboard?

    Many airlines flying from Dulles Intl to Southampton offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Dulles Intl to Southampton?

    Yes, you can often find last-minute deals on Dulles Intl to Southampton flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Washington, D.C. Dulles Intl Airport to Southampton flight deals updated?

    The Washington, D.C. Dulles Intl Airport to Southampton flight deals you see on this page were last updated on 5/8.

See more FAQs

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Alternative routes for Dulles Intl to Southampton
See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Dulles Intl to Southampton

Discover the top 3 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 2,752,338 searches. Data last updated May 9, 2024.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$681Average$883FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
DeltaCheapest$738Average$885FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
British AirwaysCheapest$910Average$1,161FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Search flights from Dulles Intl to Southampton by cabin class

Find flights from Dulles Intl to Southampton, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

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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