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 (LON)
 Depart 03 Sep 16
 Return 14 Sep 16

Flying with Iceland Air

Price subject to availability

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  • Dep date
  4 more CheapOair.com flights available on this route
$772   Dep 17 Nov 16 - Rtn 30 Nov 16
Washington to London
IAD to LGW CheapOair.com
$773   Dep 25 Nov 16 - Rtn 27 Nov 16
Washington to London
IAD to LHR CheapOair.com
$1,041   Dep 01 Sep 16 - Rtn 09 Sep 16
Washington to London
IAD to STN CheapOair.com
$1,108   Dep 22 May 16 - Rtn 21 Jun 16
Washington to London
IAD to LCY CheapOair.com
Washington (IAD) to London (LON)
 Depart 22 Feb 17
 Return 02 Mar 17

Flying with Iceland Air

Price subject to availability

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  • Price
  • Dep date
  3 more OneTravel.com flights available on this route
$797   Dep 30 Sep 16 - Rtn 09 Oct 16
Washington to London
IAD to LHR OneTravel.com
$1,096   Dep 22 May 16 - Rtn 06 Jun 16
Washington to London
IAD to LCY OneTravel.com
$1,105   Dep 22 May 16 - Rtn 21 Jun 16
Washington to London
IAD to LGW OneTravel.com
Washington (IAD) to London (LGW)
 Depart 09 Sep 16
 Return 18 Sep 16

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 London3
      Flights available forWashington Dulles International to London416
      Cheapest flight forWashington Dulles International to London$736
      Average flight deal forWashington Dulles International to London$1646
      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
      Cheap meal$15.00$21.92
      3 course meal for 2$75.00$73.05
      Meal at McDonald's or similar$7.25$7.31
      Coke/Pepsi (0.33 liter)$1.91$1.67
      One-way ticket (local transport)$3.00$3.65
      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
      • The average delay between Washington Dulles International and London is 38 mins
      • From Washington Dulles International to London, the most frequently used aircraft is a Boeing 777-200
      • Each week United Air Lines Inc. operates 78 flights from Washington Dulles International to London
      • Flights from Washington Dulles International to London are not usually diverted
      • Flights from Washington Dulles International to London are cancelled 4.4 percent of the time
      • Flights from Washington Dulles International to London have 2157 passenger seats available each day