Washington Dulles International (IAD) to London flights

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We compare hundreds of flights from Washington Dulles International to London from a range of airlines and travel agents to get you the best deals. Find cheap flights along this route.
Washington (IAD) to London (LHR)
 Depart 03 Aug 15
 Return 10 Aug 15

Flying with United Airlines

Price subject to availability

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  • Price
  • Dep date
  15 more Flightnetwork flights available on this route
$1,444   Dep 03 Aug 15 - Rtn 10 Aug 15
Washington to London
IAD to LHR Flightnetwork
$1,469   Dep 03 Aug 15 - Rtn 10 Aug 15
Washington to London
IAD to LHR Flightnetwork
$1,472   Dep 03 Aug 15 - Rtn 10 Aug 15
Washington to London
IAD to LHR Flightnetwork
$1,632   Dep 03 Aug 15 - Rtn 10 Aug 15
Washington to London
IAD to LHR Flightnetwork
$1,655   Dep 03 Aug 15 - Rtn 10 Aug 15
Washington to London
IAD to LHR Flightnetwork
$1,655   Dep 03 Aug 15 - Rtn 10 Aug 15
Washington to London
IAD to LHR Flightnetwork
$1,655   Dep 03 Aug 15 - Rtn 10 Aug 15
Washington to London
IAD to LHR Flightnetwork
$1,669   Dep 03 Aug 15 - Rtn 10 Aug 15
Washington to London
IAD to LHR Flightnetwork
$1,677   Dep 03 Aug 15 - Rtn 10 Aug 15
Washington to London
IAD to LHR Flightnetwork
$1,677   Dep 03 Aug 15 - Rtn 10 Aug 15
Washington to London
IAD to LHR Flightnetwork
$1,678   Dep 03 Aug 15 - Rtn 10 Aug 15
Washington to London
IAD to LHR Flightnetwork
$1,680   Dep 03 Aug 15 - Rtn 10 Aug 15
Washington to London
IAD to LHR Flightnetwork
$1,714   Dep 03 Aug 15 - Rtn 10 Aug 15
Washington to London
IAD to LCY Flightnetwork
$1,729   Dep 03 Aug 15 - Rtn 10 Aug 15
Washington to London
IAD to LHR Flightnetwork
$1,753   Dep 03 Aug 15 - Rtn 10 Aug 15
Washington to London
IAD to LHR Flightnetwork
Washington (IAD) to London (LGW)
 Depart 07 Oct 15
 Return 14 Oct 15

Flying with Turkish Airlines

Price subject to availability

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  • Price
  • Dep date
  15 more momondo.com flights available on this route
$922   Dep 30 Sep 15 - Rtn 07 Oct 15
Washington to London
IAD to LGW momondo.com
$937   Dep 16 Sep 15 - Rtn 23 Sep 15
Washington to London
IAD to LHR momondo.com
$939   Dep 23 Sep 15 - Rtn 30 Sep 15
Washington to London
IAD to LHR momondo.com
$957   Dep 16 Sep 15 - Rtn 23 Sep 15
Washington to London
IAD to LGW momondo.com
$960   Dep 16 Sep 15 - Rtn 23 Sep 15
Washington to London
IAD to LGW momondo.com
$961   Dep 23 Sep 15 - Rtn 30 Sep 15
Washington to London
IAD to LGW momondo.com
$961   Dep 30 Sep 15 - Rtn 07 Oct 15
Washington to London
IAD to LGW momondo.com
$974   Dep 07 Oct 15 - Rtn 14 Oct 15
Washington to London
IAD to LHR momondo.com
$977   Dep 09 Sep 15 - Rtn 16 Sep 15
Washington to London
IAD to LHR momondo.com
$992   Dep 07 Oct 15 - Rtn 14 Oct 15
Washington to London
IAD to LHR momondo.com
$992   Dep 07 Oct 15 - Rtn 14 Oct 15
Washington to London
IAD to LHR momondo.com
$994   Dep 09 Sep 15 - Rtn 16 Sep 15
Washington to London
IAD to LGW momondo.com
$994   Dep 07 Oct 15 - Rtn 14 Oct 15
Washington to London
IAD to LGW momondo.com
$994   Dep 30 Sep 15 - Rtn 07 Oct 15
Washington to London
IAD to LHR momondo.com
$995   Dep 09 Sep 15 - Rtn 16 Sep 15
Washington to London
IAD to LHR momondo.com
Washington (IAD) to London (LHR)
 Depart 06 Nov 15
 Return 08 Nov 15

Flying with Lufthansa

Price subject to availability

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  • Price
  • Dep date
  1 more CheapOair.com flights available on this route
$1,402   Dep 24 Jul 15 - Rtn 23 Aug 15
Washington to London
IAD to LHR CheapOair.com
Washington (IAD) to London (LON)
 Depart 03 Oct 15
 Return 05 Oct 15

Flying with Air Canada

Price subject to availability

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      Travel information for Washington Dulles International to London

      London photo   London
      Partners with flight deals forWashington Dulles International to London5
      Flights available forWashington Dulles International to London269
      Cheapest flight forWashington Dulles International to London$809
      Average flight deal forWashington Dulles International to London$1410
      Flight duration forWashington Dulles International to London7 hrs 22 mins
      Washington Dulles International to Londononly 3681 miles

       How much do things cost in London and Washington?

      Washington London
      Cappuccino$4.25$3.98
      3 course meal for 2$75.00$77.86
      Large bottle of water$2.38$1.32
      Cheap meal$15.00$18.69
      Pair of Nike shoes$75.00$100.77
      source

        Facts and figures about flying from Washington Dulles International to London

      • The most common departure gate for flights from Washington Dulles International to London is C3
      • From Washington Dulles International to London, the most frequently used aircraft is a Boeing 777-200
      • Flights from Washington Dulles International to London are cancelled 4.4 percent of the time
      • Each week United Air Lines Inc. operates 78 flights from Washington Dulles International to London
      • The average delay between Washington Dulles International and London is 38 mins
      • Flights from Washington Dulles International to London have 2157 passenger seats available each day
      • Flights from Washington Dulles International to London are not usually diverted