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Dulles International Airport to London Southend Airport flight

Search for flights from Washington D.C. to London. Find affordable one-way or round-trip flights.

      • WAS 13:00
        17h 25m
        1 stop
        LON 14:00
        Washington D.C. - London | Thu, Oct 8 | Normal Airline
        LON 15:00
        6h
        Nonstop
        WAS 16:00
        London - Washington D.C. | Sat, Oct 10 | Normal Airline
        Search
        Search
      • WAS 13:00
        17h 25m
        1 stop
        LON 14:00
        Washington D.C. - London | Thu, Oct 8 | Normal Airline
        LON 15:00
        6h
        Nonstop
        WAS 16:00
        London - Washington D.C. | Sat, Oct 10 | Normal Airline
        Search
        Search
      • WAS 13:00
        17h 25m
        1 stop
        LON 14:00
        Washington D.C. - London | Thu, Oct 8 | Normal Airline
        LON 15:00
        6h
        Nonstop
        WAS 16:00
        London - Washington D.C. | Sat, Oct 10 | Normal Airline
        Search
        Search
      • WAS 13:00
        17h 25m
        1 stop
        LON 14:00
        Washington D.C. - London | Thu, Oct 8 | Normal Airline
        LON 15:00
        6h
        Nonstop
        WAS 16:00
        London - Washington D.C. | Sat, Oct 10 | Normal Airline
        Search
        Search
      • WAS 13:00
        17h 25m
        1 stop
        LON 14:00
        Washington D.C. - London | Thu, Oct 8 | Normal Airline
        LON 15:00
        6h
        Nonstop
        WAS 16:00
        London - Washington D.C. | Sat, Oct 10 | Normal Airline
        Search
        Search
      • WAS 13:00
        17h 25m
        1 stop
        LON 14:00
        Washington D.C. - London | Thu, Oct 8 | Normal Airline
        LON 15:00
        6h
        Nonstop
        WAS 16:00
        London - Washington D.C. | Sat, Oct 10 | Normal Airline
        Search
        Search
      • WAS 13:00
        17h 25m
        1 stop
        LON 14:00
        Washington D.C. - London | Thu, Oct 8 | Normal Airline
        LON 15:00
        6h
        Nonstop
        WAS 16:00
        London - Washington D.C. | Sat, Oct 10 | Normal Airline
        Search
        Search
      • WAS 13:00
        17h 25m
        1 stop
        LON 14:00
        Washington D.C. - London | Thu, Oct 8 | Normal Airline
        LON 15:00
        6h
        Nonstop
        WAS 16:00
        London - Washington D.C. | Sat, Oct 10 | Normal Airline
        Search
        Search
      • WAS 13:00
        17h 25m
        1 stop
        LON 14:00
        Washington D.C. - London | Thu, Oct 8 | Normal Airline
        LON 15:00
        6h
        Nonstop
        WAS 16:00
        London - Washington D.C. | Sat, Oct 10 | Normal Airline
        Search
        Search
      • WAS 13:00
        17h 25m
        1 stop
        LON 14:00
        Washington D.C. - London | Thu, Oct 8 | Normal Airline
        LON 15:00
        6h
        Nonstop
        WAS 16:00
        London - Washington D.C. | Sat, Oct 10 | Normal Airline
        Search
        Search
      • WAS 13:00
        17h 25m
        1 stop
        LON 14:00
        Washington D.C. - London | Thu, Oct 8 | Normal Airline
        Search
        Search
      • WAS 13:00
        17h 25m
        1 stop
        LON 14:00
        Washington D.C. - London | Thu, Oct 8 | Normal Airline
        Search
        Search
      • WAS 13:00
        17h 25m
        1 stop
        LON 14:00
        Washington D.C. - London | Thu, Oct 8 | Normal Airline
        Search
        Search
      • WAS 13:00
        17h 25m
        1 stop
        LON 14:00
        Washington D.C. - London | Thu, Oct 8 | Normal Airline
        Search
        Search
      • WAS 13:00
        17h 25m
        1 stop
        LON 14:00
        Washington D.C. - London | Thu, Oct 8 | Normal Airline
        Search
        Search
      • WAS 13:00
        17h 25m
        1 stop
        LON 14:00
        Washington D.C. - London | Thu, Oct 8 | Normal Airline
        Search
        Search
      • WAS 13:00
        17h 25m
        1 stop
        LON 14:00
        Washington D.C. - London | Thu, Oct 8 | Normal Airline
        Search
        Search
      • WAS 13:00
        17h 25m
        1 stop
        LON 14:00
        Washington D.C. - London | Thu, Oct 8 | Normal Airline
        Search
        Search
      • WAS 13:00
        17h 25m
        1 stop
        LON 14:00
        Washington D.C. - London | Thu, Oct 8 | Normal Airline
        Search
        Search
      • WAS 13:00
        17h 25m
        1 stop
        LON 14:00
        Washington D.C. - London | Thu, Oct 8 | Normal Airline
        Search
        Search

Displayed flight fares from Dulles International Airport to London Southend Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

About Dulles International Airport and London Southend Airport

Learn about Dulles International Airport (IAD) and London Southend Airport (SEN) — including location, terminals, transportation, and travel tips.

Flight distance 5,979.58 km

FAQs for Dulles International Airport to London Southend Airport Flights

  • What is the transportation method from the main airport to downtown in London?

    • The distance from London Gatwick Airport to downtown is about 39 km, by taxi about 50 minutes.
    • The distance from Heathrow Airport to downtown is about 23 km, by taxi about 40 minutes.
    • The distance from London Luton Airport to downtown is about 44 km, by taxi about 1 hour.
  • The closest airport to London Southend Airport (SEN) is London City Airport. The distance is around 45 km.
  • Enter Dulles International Airport and London Southend Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.