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Cheap flights from Southampton to Washington, D.C. Dulles Intl Airport from £606

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — IAD
20 Nov — 27 Nov1
1 adult

Cheap flight deals from Southampton to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to Dulles Intl (IAD). 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 15 November 2024.

Round-trip from

£606
Aer Lingus
  • Aer Lingus
  • 9/12-16/12
  • 2 total stops
  • 25h 25m total
  • Southampton to Washington, D.C.

Find flight deals from Southampton to Dulles Intl

Cheapest flights from Southampton to Dulles Intl
Explore the most affordable flight options available from Southampton to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 November 2024.

Mon 9/1209:25SOU - IAD
1 stop14h 50mAer Lingus
Mon 16/1217:10IAD - SOU
1 stop10h 35mAer Lingus
Deal found 14/11£606
Mon 9/1214:40SOU - IAD
2 stops30h 00mMultiple Airlines
Mon 16/1217:10IAD - SOU
2 stops18h 40mMultiple Airlines
Deal found 14/11£774
Thu 28/1109:30SOU - IAD
1 stop11h 10mBritish Airways
Thu 12/1218:00IAD - SOU
2 stops13h 00mBritish Airways
Deal found 14/11£830

Find flights from Southampton to Dulles Intl within your budget

Customise your flight search to find flights from Southampton to Dulles Intl 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 943,810 searches. Data last updated 15 November 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SouthamptonWashington, D.C.

SOU - IAD

SOUIAD

Southampton Eastleigh

Mon 9/12

09:25-19:15

1 stop14h 50m

Washington, D.C. Dulles Intl

Mon 16/12

17:10-08:45

1 stop10h 35m

£606

SouthamptonWashington, D.C.

SOU - IAD

SOUIAD

Southampton Eastleigh

Mon 9/12

14:40-15:40

2 stops30h 00m

Washington, D.C. Dulles Intl

Mon 16/12

17:10-16:50

2 stops18h 40m

£774

SouthamptonWashington, D.C.

SOU - IAD

SOUIAD

Southampton Eastleigh

Thu 28/11

09:30-15:40

1 stop11h 10m

Washington, D.C. Dulles Intl

Thu 12/12

18:00-12:00

2 stops13h 00m

£830

SouthamptonWashington, D.C.

SOU - IAD

SOUIAD

Southampton Eastleigh

Sat 21/12

09:45-15:40

2 stops34h 55m

£733

SouthamptonWashington, D.C.

SOU - IAD

SOUIAD

Southampton Eastleigh

Sat 21/12

15:10-19:15

3 stops33h 05m

£805

SouthamptonWashington, D.C.

SOU - IAD

SOUIAD

Southampton Eastleigh

Sat 30/11

09:30-15:40

1 stop11h 10m

£2,111

Flights are sorted by cheapest first

Deals found on 14/11

Best time to book a flight from Southampton to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Southampton with our price prediction graph.
Estimated return 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.

Travel insights for flights from Southampton to Dulles Intl

Get recent, data-driven insights about flights from Southampton to Dulles Intl including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Southampton to Washington, D.C. Dulles Intl Airport (average of £606). Flying from Southampton to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £898). 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.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 66.0 mm.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated 15 November 2024.
7.1
Good
1,085 reviews

Crew

8.0

Entertainment

6.8

Boarding

7.3

Comfort

7.1

Food

6.5

Overall

7.1

Reviews

1 / 10

It was good, despite a significant delay which almost made me miss my connecting flight.

7.1
Good
1,085 reviews
7.1
Good
1,085 reviews

Crew

8.0

Entertainment

6.8

Boarding

7.3

Comfort

7.1

Food

6.5

Overall

7.1

Reviews

1 / 10

It was good, despite a significant delay which almost made me miss my connecting flight.

6.7
Okay
6,836 reviews
7.1
Good
1,085 reviews

Crew

8.0

Entertainment

6.8

Boarding

7.3

Comfort

7.1

Food

6.5

Overall

7.1

Reviews

1 / 10

It was good, despite a significant delay which almost made me miss my connecting flight.

Related info for your journey

Find useful and relevant information for your journey from Southampton to Dulles Intl. 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 from for flights from Southampton to Washington, D.C. Dulles Intl?

    Most people fly from Southampton Eastleigh (SOU) if they book a flight from Southampton to Washington, D.C. Dulles Intl. On average, Eastleigh has 0 outbound flights to Washington, D.C. Dulles Intl per day from 1 airline. Southampton Eastleigh is conveniently located just 3.5 mi from Southampton’s city center.

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

    Cheapflights users have booked flights from Southampton to Washington, D.C. Dulles Intl Airport round-trip from £606. Another airline that can offer you cheap pricing is British Airways.

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

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Southampton to Washington, D.C. Dulles Intl Airport (average of £606). Flying from Southampton to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £898). 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.

See more FAQs

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Alternative routes for Southampton to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Southampton to Dulles Intl

Discover the top airline that operate flights from Southampton to Dulles Intl. 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 943,810 searches. Data last updated 15 November 2024.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£500Average£821FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

Fly with Cheapflights

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

Cheapflights makes it easy to find Southampton to Dulles Intl 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 Southampton to Dulles Intl?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Southampton to Dulles Intl.

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

Need flexible booking options for your flight to Dulles Intl from Southampton? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on Southampton to Dulles Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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