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 16 May 15
 Return 30 May 15

Flying with British Airways

Price subject to availability

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  • Price
  • Dep date
  15 more British Airways flights available on this route
$996   Dep 16 May 15 - Rtn 23 May 15
Washington to London
IAD to LHR British Airways
$998   Dep 20 May 15 - Rtn 27 May 15
Washington to London
IAD to LHR British Airways
$998   Dep 20 May 15 - Rtn 03 Jun 15
Washington to London
IAD to LHR British Airways
$998   Dep 23 May 15 - Rtn 30 May 15
Washington to London
IAD to LHR British Airways
$998   Dep 23 May 15 - Rtn 06 Jun 15
Washington to London
IAD to LHR British Airways
$1,363   Dep 17 Jun 15 - Rtn 01 Jul 15
Washington to London
IAD to LHR British Airways
$1,363   Dep 17 Jun 15 - Rtn 24 Jun 15
Washington to London
IAD to LHR British Airways
$1,363   Dep 20 Jun 15 - Rtn 27 Jun 15
Washington to London
IAD to LHR British Airways
$1,363   Dep 24 Jun 15 - Rtn 08 Jul 15
Washington to London
IAD to LHR British Airways
$1,363   Dep 24 Jun 15 - Rtn 01 Jul 15
Washington to London
IAD to LHR British Airways
$1,363   Dep 18 Jul 15 - Rtn 25 Jul 15
Washington to London
IAD to LHR British Airways
$1,363   Dep 18 Jul 15 - Rtn 01 Aug 15
Washington to London
IAD to LHR British Airways
$1,363   Dep 22 Jul 15 - Rtn 05 Aug 15
Washington to London
IAD to LHR British Airways
$1,363   Dep 22 Jul 15 - Rtn 29 Jul 15
Washington to London
IAD to LHR British Airways
$1,371   Dep 15 Jul 15 - Rtn 22 Jul 15
Washington to London
IAD to LHR British Airways
Washington (IAD) to London (LHR)
 Depart 10 May 15
 Return 17 May 15

Flying with British Airways

Price subject to availability

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  • Price
  • Dep date
  15 more Faredepot flights available on this route
$1,013   Dep 10 May 15 - Rtn 17 May 15
Washington to London
IAD to LHR Faredepot
$1,022   Dep 19 May 15 - Rtn 02 Jun 15
Washington to London
IAD to LHR Faredepot
$1,062   Dep 19 May 15 - Rtn 02 Jun 15
Washington to London
IAD to LHR Faredepot
$1,203   Dep 10 May 15 - Rtn 17 May 15
Washington to London
IAD to LHR Faredepot
$1,232   Dep 10 May 15 - Rtn 17 May 15
Washington to London
IAD to LHR Faredepot
$1,241   Dep 10 May 15 - Rtn 17 May 15
Washington to London
IAD to LHR Faredepot
$1,241   Dep 10 May 15 - Rtn 17 May 15
Washington to London
IAD to LHR Faredepot
$1,246   Dep 10 May 15 - Rtn 17 May 15
Washington to London
IAD to LHR Faredepot
$1,445   Dep 18 Jun 15 - Rtn 02 Jul 15
Washington to London
IAD to LHR Faredepot
$1,445   Dep 18 Jun 15 - Rtn 02 Jul 15
Washington to London
IAD to LHR Faredepot
$1,455   Dep 18 Jun 15 - Rtn 02 Jul 15
Washington to London
IAD to LHR Faredepot
$1,518   Dep 18 Jun 15 - Rtn 02 Jul 15
Washington to London
IAD to LHR Faredepot
$1,604   Dep 18 Jun 15 - Rtn 02 Jul 15
Washington to London
IAD to LHR Faredepot
$1,667   Dep 19 May 15 - Rtn 02 Jun 15
Washington to London
IAD to LHR Faredepot
$2,432   Dep 10 May 15 - Rtn 17 May 15
Washington to London
IAD to LHR Faredepot
Washington (IAD) to London (LGW)
 Depart 08 Nov 15
 Return 21 Nov 15

Flying with Turkish Airlines

Price subject to availability

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  • Price
  • Dep date
  1 more CheapOair.com flights available on this route
$1,046   Dep 09 May 15 - Rtn 08 Jun 15
Washington to London
IAD to LCY CheapOair.com
Washington (IAD) to London (LON)
 Depart 08 May 15
 Return 10 May 15

Flying with Air France

Price subject to availability

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Washington (IAD) to London (LGW)
 Depart 22 Jul 15
 Return 29 Jul 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
$1,135   Dep 22 Jul 15 - Rtn 29 Jul 15
Washington to London
IAD to LHR momondo.com
$1,169   Dep 15 Jul 15 - Rtn 22 Jul 15
Washington to London
IAD to LHR momondo.com
$1,172   Dep 22 Jul 15 - Rtn 29 Jul 15
Washington to London
IAD to LHR momondo.com
$1,178   Dep 24 Jun 15 - Rtn 01 Jul 15
Washington to London
IAD to LHR momondo.com
$1,190   Dep 15 Jul 15 - Rtn 22 Jul 15
Washington to London
IAD to LHR momondo.com
$1,190   Dep 17 Jun 15 - Rtn 24 Jun 15
Washington to London
IAD to LGW momondo.com
$1,190   Dep 24 Jun 15 - Rtn 01 Jul 15
Washington to London
IAD to LGW momondo.com
$1,192   Dep 08 Jul 15 - Rtn 15 Jul 15
Washington to London
IAD to LHR momondo.com
$1,193   Dep 01 Jul 15 - Rtn 08 Jul 15
Washington to London
IAD to LHR momondo.com
$1,193   Dep 22 Jul 15 - Rtn 29 Jul 15
Washington to London
IAD to LHR momondo.com
$1,194   Dep 24 Jun 15 - Rtn 01 Jul 15
Washington to London
IAD to LHR momondo.com
$1,194   Dep 15 Jul 15 - Rtn 22 Jul 15
Washington to London
IAD to LHR momondo.com
$1,207   Dep 01 Jul 15 - Rtn 08 Jul 15
Washington to London
IAD to LHR momondo.com
$1,249   Dep 08 Jul 15 - Rtn 15 Jul 15
Washington to London
IAD to LHR momondo.com
$1,262   Dep 08 Jul 15 - Rtn 15 Jul 15
Washington to London
IAD to LGW momondo.com
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      Travel information for Washington Dulles International to London

      London photo   London
      Partners with flight deals forWashington Dulles International to London7
      Flights available forWashington Dulles International to London297
      Cheapest flight forWashington Dulles International to London$807
      Average flight deal forWashington Dulles International to London$1475
      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
      Local draught beer (0.5 liter)$5.00$5.98
      1 mile taxi journey$5.50$3.61
      Small bottle of water (0.33 liter)$1.72$1.44
      A dozen eggs$2.94$3.52
      Bottle of wine$16.94$10.47
      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 have 2157 passenger seats available each day
      • Flights from Washington Dulles International to London are cancelled 4.4 percent of the time
      • Flights from Washington Dulles International to London are not usually diverted