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Cheap flights from Dulles Intl (IAD) to Southampton (SOU) from $493

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 8/13. 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
Jun 17 — Jun 241
From?
To?
Mon 6/17
Mon 6/24
1 adult, Economy
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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 June 12, 2024.

Round-trip from

$643
From Washington, D.C. Dulles Intl to Southampton Eastleigh
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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 17% 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 $767 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 $807 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 $719 on average during October, but can be found for as low as $354.

What is the cheapest time of day to fly from IAD to SOU?

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to Southampton in the morning. By choosing this option you can save up to 1% on the cost of your flight, compared to a flight at noon.

Cheap Dulles Intl to Southampton flights in June & July 2024

Find cheap flight options from Dulles Intl to Southampton specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,117,830 searches. Prices were last updated on June 12, 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.
Sat 6/155:25 pmIAD - SOU
1 stop10h 30mDelta
Sun 6/239:25 amSOU - IAD
1 stop11h 10mDelta
Deal found 6/11$1,742
Thu 7/115:10 pmIAD - SOU
1 stop11h 00mBritish Airways
Thu 7/188:40 amSOU - IAD
2 stops16h 50mBritish Airways
Deal found 6/11$1,801
Thu 7/115:10 pmIAD - SOU
1 stop11h 00mBritish Airways
Thu 7/189:40 amSOU - IAD
1 stop14h 30mBritish Airways
Deal found 6/11$2,119
Thu 7/115:55 pmIAD - SOU
2 stops18h 15mBritish Airways
Thu 7/188:40 amSOU - IAD
2 stops16h 50mBritish Airways
Deal found 6/11$2,845
Sun 6/305:10 pmIAD - SOU
1 stop11h 00mBritish Airways
Sat 7/69:55 amSOU - IAD
2 stops15h 35mBritish Airways
Deal found 6/10$2,918
Sun 6/301:13 pmIAD - SOU
2 stops14h 57mBritish Airways
Sat 7/69:55 amSOU - IAD
2 stops15h 35mBritish Airways
Deal found 6/10$2,922
Tue 7/235:55 pmIAD - SOU
2 stops12h 50mBritish Airways
Thu 7/258:40 amSOU - IAD
2 stops16h 50mBritish Airways
Deal found 6/11$3,205
Mon 6/171:13 pmIAD - SOU
2 stops14h 57mBritish Airways
Fri 6/217:55 pmSOU - IAD
2 stops29h 35mBritish Airways
Deal found 6/11$3,825
Tue 7/231:22 pmIAD - SOU
2 stops14h 48mBritish Airways
Thu 7/259:40 amSOU - IAD
1 stop11h 00mBritish Airways
Deal found 6/11$5,623

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 3,117,830 searches. Data last updated June 12, 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 6/11$727
Mon 8/55:25 pmIAD - SOU
1 stop9h 35mKLM
Thu 8/297:55 amSOU - IAD
1 stop12h 40mKLM
Deal found 6/11$732
Thu 10/104:55 pmIAD - SOU
2 stops18h 55mDelta
Sun 10/209:25 amSOU - IAD
1 stop11h 10mDelta
Deal found 6/11$733
Mon 8/511:35 amIAD - SOU
2 stops15h 25mKLM
Thu 8/297:55 amSOU - IAD
1 stop12h 40mKLM
Deal found 6/11$736
Mon 8/511:35 amIAD - SOU
2 stops15h 25mKLM
Thu 8/297:55 amSOU - IAD
2 stops18h 45mKLM
Deal found 6/11$746
Fri 9/65:25 pmIAD - SOU
1 stop18h 25mKLM
Mon 9/167:55 amSOU - IAD
1 stop12h 40mKLM
Deal found 6/11$762
Fri 9/65:25 pmIAD - SOU
1 stop18h 25mDelta
Mon 9/167:55 amSOU - IAD
2 stops20h 09mDelta
Deal found 6/11$789
Fri 9/64:54 pmIAD - SOU
2 stops18h 56mDelta
Mon 9/167:55 amSOU - IAD
2 stops20h 09mDelta
Deal found 6/11$853
Thu 10/108:40 pmIAD - SOU
1 stop17h 50mBritish Airways
Mon 10/149:40 amSOU - IAD
1 stop14h 30mBritish Airways
Deal found 6/11$886

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 3,117,830 searches. Data last updated June 12, 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.
Mon 6/171:13 pmIAD - SOU
2 stops14h 57mBritish Airways
Fri 6/217:55 pmSOU - IAD
2 stops29h 35mBritish Airways
Deal found 6/11$3,825

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 3,117,830 searches. Data last updated June 12, 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.
Tue 8/135:10 pmIAD - SOU
1 stop11h 00mBritish Airways
Deal found 6/11$493
Tue 8/131:17 pmIAD - SOU
2 stops14h 53mBritish Airways
Deal found 6/11$497
Thu 7/1110:45 pmIAD - SOU
2 stops29h 40mBritish Airways
Deal found 6/11$566
Thu 7/115:10 pmIAD - SOU
1 stop11h 00mBritish Airways
Deal found 6/11$1,243
Wed 10/168:30 pmIAD - SOU
3 stops37h 40mMultiple Airlines
Deal found 6/11$1,451
Wed 10/165:40 pmIAD - SOU
2 stops34h 30mMultiple Airlines
Deal found 6/11$2,133
Wed 10/165:10 pmIAD - SOU
1 stop11h 00mAer Lingus
Deal found 6/11$2,697

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 3,117,830 searches. Data last updated June 12, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$727 - $1,179

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

$727

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Mon 8/5

1 stop9h 35m

Southampton Eastleigh

Thu 8/29

1 stop12h 40m

$732

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Thu 10/10

2 stops18h 55m

Southampton Eastleigh

Sun 10/20

1 stop11h 10m

$733

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Mon 8/5

2 stops15h 25m

Southampton Eastleigh

Thu 8/29

1 stop12h 40m

$736

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Fri 9/6

1 stop18h 25m

Southampton Eastleigh

Mon 9/16

2 stops20h 09m

$789

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Fri 9/27

2 stops16h 50m

Southampton Eastleigh

Thu 10/10

1 stop24h 40m

$890

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Fri 9/27

1 stop11h 00m

Southampton Eastleigh

Thu 10/10

1 stop24h 40m

$897

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Sun 10/13

1 stop31h 30m

Southampton Eastleigh

Wed 10/16

1 stop11h 00m

$1,134

Washington, D.C. Dulles IntlSouthampton Eastleigh

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Sun 10/13

2 stops15h 40m

Southampton Eastleigh

Wed 10/16

2 stops15h 50m

$1,179

Flights are sorted by cheapest first

Deals found on 6/11

What is the cheapest day 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 June 9, 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 Wednesday 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.
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Best time to book a flight from Dulles Intl to Southampton

Have a flexible travel schedule? Discover the best time to fly to Southampton from Dulles Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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

If weather is an important factor for your trip to Southampton, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 64.4 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 39.2 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 June 12, 2024.
Peruse reviews from past customers who have flown with KLM, Delta and British Airways 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.
Delta
8.0
Very good
10,000 reviews

Entertainment

8.0

Food

7.4

Crew

8.6

Comfort

7.9

Overall

8.0

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.

Delta
8.0
Very good
10,000 reviews
Delta
8.0
Very good
10,000 reviews

Entertainment

8.0

Food

7.4

Crew

8.6

Comfort

7.9

Overall

8.0

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.

KLM
7.9
Good
1,470 reviews
Delta
8.0
Very good
10,000 reviews

Entertainment

8.0

Food

7.4

Crew

8.6

Comfort

7.9

Overall

8.0

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.

Aer Lingus
7.2
Good
1,279 reviews
Delta
8.0
Very good
10,000 reviews

Entertainment

8.0

Food

7.4

Crew

8.6

Comfort

7.9

Overall

8.0

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.

British Airways
6.8
Okay
6,743 reviews
Delta
8.0
Very good
10,000 reviews

Entertainment

8.0

Food

7.4

Crew

8.6

Comfort

7.9

Overall

8.0

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 $727, but on average you can expect to pay $881.

  • Are there last-minute flights available from Washington, D.C. Dulles Intl Airport to Southampton for under $3,900?

    There are currently 1+ open flights from Washington, D.C. Dulles Intl Airport to Southampton within the next 7 days for less than $3,900.

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

    Currently priced at $727, 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 British Airways - these airlines can fly you to your destination from $733 and $890, 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.

  • 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 6/11.

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

    Consider British Airways, Delta or Aer Lingus when booking your flight. These represent the most popular airlines when flying from Washington, D.C. Dulles Intl Airport to Southampton.

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

    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 $1,352). 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.

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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.

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Baltimore to Southend flights
Dulles Intl to East Midlands flights
Dulles Intl to Exeter flights
Baltimore to East Midlands flights
Dulles Intl to Doncaster flights

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 3,117,830 searches. Data last updated June 12, 2024.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$680Average$898FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$726Average$875FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$910Average$1,161FlexibilityNo cancel feeOn-time70%
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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.
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