Flights from Washington Dulles International (IAD) to Heathrow (LHR)

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We compare hundreds of flights from Washington Dulles International to Heathrow 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 Mar 17
 Return 11 Mar 17

Flying with Iceland Air

Price subject to availability

 
 
Washington (IAD) to London (LHR)
 Depart 17 Mar 17
 Return 25 Mar 17

Flying with Iceland Air

Price subject to availability

 
 
Washington (IAD) to London (LHR)
 Depart 12 Jan 17
 Return 20 Jan 17

Price subject to availability

   View more dates
 
  • Price
  • Dep date
  15 more Smartfares.com flights available on this route
$448   Dep 13 Jan 17 - Rtn 21 Jan 17
Washington to London
IAD to LHR Smartfares.com
$448   Dep 23 Feb 17 - Rtn 26 Feb 17
Washington to London
IAD to LHR Smartfares.com
$448   Dep 23 Feb 17 - Rtn 27 Feb 17
Washington to London
IAD to LHR Smartfares.com
$448   Dep 10 Mar 17 - Rtn 19 Mar 17
Washington to London
IAD to LHR Smartfares.com
$448   Dep 11 Mar 17 - Rtn 19 Mar 17
Washington to London
IAD to LHR Smartfares.com
$448   Dep 17 Mar 17 - Rtn 22 Mar 17
Washington to London
IAD to LHR Smartfares.com
$470   Dep 05 Jan 17 - Rtn 02 Feb 17
Washington to London
IAD to LHR Smartfares.com
$470   Dep 13 Feb 17 - Rtn 20 Feb 17
Washington to London
IAD to LHR Smartfares.com
$548   Dep 07 Dec 16 - Rtn 14 Dec 16
Washington to London
IAD to LHR Smartfares.com
$559   Dep 17 Oct 16 - Rtn 26 Oct 16
Washington to London
IAD to LHR Smartfares.com
$559   Dep 23 Oct 16 - Rtn 01 Nov 16
Washington to London
IAD to LHR Smartfares.com
$559   Dep 10 Nov 16 - Rtn 14 Nov 16
Washington to London
IAD to LHR Smartfares.com
$559   Dep 23 Nov 16 - Rtn 28 Nov 16
Washington to London
IAD to LHR Smartfares.com
$559   Dep 24 Nov 16 - Rtn 28 Nov 16
Washington to London
IAD to LHR Smartfares.com
$559   Dep 29 Dec 16 - Rtn 04 Mar 17
Washington to London
IAD to LHR Smartfares.com
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      Travel information for Washington Dulles International to Heathrow

      London photo   London
      Advertisers with deals forWashington Dulles International to Heathrow3
      Flights available forWashington Dulles International to Heathrow1023
      Lowest ticket price forWashington Dulles International to Heathrow$437
      Average flight deal forWashington Dulles International to Heathrow$1304
      Flight duration forWashington Dulles International to Heathrow7 hrs 17 mins
      Distance from Washington Dulles International to Heathrow3668 miles

       How much do things cost in London and Washington?

      Washington London
      Bottle of local beer (0.5 liter)$1.75$1.64
      Pair of jeans$52.19$80.42
      Loaf of white bread$3.08$1.26
      Cheap meal$15.00$19.47
      Pack of Marlboro cigarettes$9.00$11.68
      source

        Facts and figures about flying from Washington Dulles International to Heathrow

      • The most popular aircraft flying between Washington Dulles International and Heathrow is a Boeing 777-200
      • If you’re flying between Washington Dulles International and Heathrow United Air Lines Inc. is the most popular airline
      • Flights from Washington Dulles International to Heathrow usually depart from gate C3 and arrive at gate 49
      • Traveling between Washington Dulles International and Heathrow typically provides 2157 seats for passengers on a daily basis
      • 1 is the typical destination terminal for flights from Washington Dulles International to Heathrow
      • Diversions are not expected on flights between Washington Dulles International and Heathrow
      • On average, flights from Washington Dulles International to Heathrow are cancelled 4.4% of the time