Flights from Heathrow (LHR) to Washington (WAS)

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Find and book cheap flights from Heathrow to Washington. We compare hundreds of flights from Heathrow to Washington from a range of airlines and travel agents to get you the best flight deals.
London (LHR) to Washington (IAD)
 Depart 27 May 15
 Return 10 Jun 15

Flying with Virgin Atlantic

Price subject to availability

Availability last checked 6 hours ago

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  • Dep date
  5 more Virgin Atlantic flights available on this route
£427   Dep 17 Jun 15 - Rtn 01 Jul 15
London to Washington
LHR to IAD Virgin Atlantic
£471   Dep 14 Jun 15 - Rtn 28 Jun 15
London to Washington
LHR to IAD Virgin Atlantic
£664   Dep 09 Sep 15 - Rtn 23 Sep 15
London to Washington
LHR to IAD Virgin Atlantic
£665   Dep 19 Aug 15 - Rtn 02 Sep 15
London to Washington
LHR to IAD Virgin Atlantic
£1,016   Dep 01 Jul 15 - Rtn 15 Jul 15
London to Washington
LHR to IAD Virgin Atlantic
London (LHR) to Washington (IAD)
 Depart between
29 Oct 15 - 11 Dec 15

Flying with British Airways

Availability within date range limited, check with advertiser

Uploaded 1 hour ago

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  4 more Flight Centre flights available on this route
£624   Dep 29 Oct 15 - 11 Dec 15
London to Washington
LHR to IAD Flight Centre
£703   Dep 20 Oct 15 - 12 Dec 15
London to Washington
LHR to IAD Flight Centre
£703   Dep 20 Oct 15 - 12 Dec 15
London to Washington
LHR to IAD Flight Centre
£703   Dep 20 Oct 15 - 12 Dec 15
London to Washington
LHR to IAD Flight Centre
London (LHR) to Washington (IAD)
 Depart between
Now - 30 Jun 15

Availability within date range limited, check with advertiser

Uploaded 28 minutes ago

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  2 more Holidaymood flights available on this route
£522   Dep 01 Jul 15 - 30 Sep 15
London to Washington
LHR to IAD Holidaymood
£532   Dep 01 Oct 15 - 31 Dec 15
London to Washington
LHR to IAD Holidaymood
London (LHR) to Washington (IAD)
 Depart between
Now - 30 Jun 15

Flying with United Airlines

Availability within date range limited, check with advertiser

Uploaded 22 hours ago

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  6 more ComeFli flights available on this route
£516   Dep 25 Dec 15 - 24 Mar 16
London to Washington
LHR to IAD ComeFli
£518   Dep 01 Nov 15 - 10 Dec 15
London to Washington
LHR to IAD ComeFli
£526   Dep 01 Jul 15 - 16 Jul 15
London to Washington
LHR to IAD ComeFli
£540   Dep 17 Jul 15 - 17 Aug 15
London to Washington
LHR to IAD ComeFli
£542   Dep 17 Aug 15 - 31 Oct 15
London to Washington
LHR to IAD ComeFli
£596   Dep 11 Dec 15 - 24 Dec 15
London to Washington
LHR to IAD ComeFli
London (LHR) to Washington (IAD)
 Depart between
Now - 11 Jun 15

Best Price Guaranteed

Availability within date range limited, check with advertiser

Uploaded 3 hours ago

 
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London (LHR) to Washington (WAS)
 Depart between
29 Oct 15 - 11 Dec 15

Availability within date range limited, check with advertiser

Uploaded 3 hours ago

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  3 more Hoodaki.com flights available on this route
£638   Dep 25 Dec 15 - 24 Mar 16
London to Washington
LHR to WAS Hoodaki.com
£709   Dep Now - 28 Oct 15
London to Washington
LHR to DCA Hoodaki.com
£719   Dep 12 Dec 15 - 24 Dec 15
London to Washington
LHR to IAD Hoodaki.com
London (LHR) to Washington (IAD)
 Depart between
Now - 21 Jun 15

Availability within date range limited, check with advertiser

Uploaded 9 days ago

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  3 more HolidayGenie.com flights available on this route
£1,667   Dep Now - 21 Jun 15
London to Washington
LHR to IAD HolidayGenie.com
£1,731   Dep Now - 21 Jun 15
London to Washington
LHR to IAD HolidayGenie.com
£2,831   Dep Now - 21 Jun 15
London to Washington
LHR to IAD HolidayGenie.com
London (LHR) to Washington (IAD)
 Depart between
29 Oct 15 - 11 Dec 15

Availability within date range limited, check with advertiser

Uploaded 3 hours ago

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  3 more Benz Travel flights available on this route
£643   Dep 25 Dec 15 - 24 Mar 16
London to Washington
LHR to IAD Benz Travel
£714   Dep Now - 28 Oct 15
London to Washington
LHR to IAD Benz Travel
£724   Dep 12 Dec 15 - 24 Dec 15
London to Washington
LHR to IAD Benz Travel
London (LHR) to Washington (IAD)
 Depart between
Now - 21 Jun 15

Availability within date range limited, check with advertiser

Uploaded 20 hours ago

 
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London (LHR) to Washington (IAD)
 Depart between
Now - 30 Mar 16

Premium economy

Availability within date range limited, check with advertiser

Uploaded 4 days ago

 
Prices from
London (LHR) to Washington (IAD)
 Depart between
Now - 06 Jun 15

Lowest Price Match Guaranteed

Availability within date range limited, check with advertiser

Uploaded 3 hours ago

 
Prices from
London (LHR) to Washington (WAS)
 Depart between
Now - 12 Jul 15

Availability within date range limited, check with advertiser

Uploaded 6 hours ago

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  2 more Flight Searches flights available on this route
£431   Dep 13 Jul 15 - 21 Aug 15
London to Washington
LHR to WAS Flight Searches
£431   Dep 22 Aug 15 - 09 Dec 15
London to Washington
LHR to WAS Flight Searches
London (LHR) to Washington (IAD)
 Depart between
29 May 15 - 21 Jun 15

Availability within date range limited, check with advertiser

Uploaded 2 hours ago

 
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London (LHR) to Washington (IAD)
 Depart 17 Jun 15
 Return 01 Jul 15

Flying with British Airways

Price subject to availability

Availability last checked 19 hours ago

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  3 more British Airways flights available on this route
£693   Dep 16 Sep 15 - Rtn 30 Sep 15
London to Washington
LHR to IAD British Airways
£1,018   Dep 01 Jul 15 - Rtn 15 Jul 15
London to Washington
LHR to IAD British Airways
£1,018   Dep 12 Aug 15 - Rtn 26 Aug 15
London to Washington
LHR to IAD British Airways
London (LHR) to Washington (IAD)
 Depart between
Now - 21 Jun 15

Availability within date range limited, check with advertiser

Uploaded 9 days ago

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  3 more Flying Eagles flights available on this route
£1,667   Dep Now - 21 Jun 15
London to Washington
LHR to IAD Flying Eagles
£1,731   Dep Now - 21 Jun 15
London to Washington
LHR to IAD Flying Eagles
£2,831   Dep Now - 21 Jun 15
London to Washington
LHR to IAD Flying Eagles
London (LHR) to Washington (WAS)
 Depart between
16 Jul 15 - 29 Aug 15

Availability within date range limited, check with advertiser

Uploaded 11 days ago

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  1 more One2One Flights flights available on this route
£473   Dep Now - 15 Jul 15
London to Washington
LHR to WAS One2One Flights
London (LHR) to Washington (IAD)
 Depart between
Now - 30 Jun 15

Availability within date range limited, check with advertiser

Uploaded 8 days ago

 
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London (LHR) to Washington (IAD)
 Depart between
Now - 21 Jun 15

Availability within date range limited, check with advertiser

Uploaded 1 hour ago

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  3 more Cheap Ticket flights available on this route
£480   Dep 01 Sep 15 - 13 Dec 15
London to Washington
LHR to IAD Cheap Ticket
£612   Dep 25 Dec 15 - 26 Mar 16
London to Washington
LHR to IAD Cheap Ticket
£682   Dep 17 Aug 15 - 28 Oct 15
London to Washington
LHR to IAD Cheap Ticket
London (LHR) to Washington (IAD)
 Depart 09 Sep 15
 Return 16 Sep 15

Flying with Austrian Airlines

Price subject to availability

Availability last checked 2 days ago

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  15 more Netflights.com flights available on this route
£441   Dep 10 Jun 15 - Rtn 24 Jun 15
London to Washington
LHR to IAD Netflights.com
£441   Dep 09 Sep 15 - Rtn 23 Sep 15
London to Washington
LHR to IAD Netflights.com
£442   Dep 10 Jun 15 - Rtn 17 Jun 15
London to Washington
LHR to IAD Netflights.com
£442   Dep 09 Sep 15 - Rtn 16 Sep 15
London to Washington
LHR to IAD Netflights.com
£442   Dep 09 Jun 16 - Rtn 16 Jun 16
London to Washington
LHR to IAD Netflights.com
£442   Dep 09 Jun 16 - Rtn 23 Jun 16
London to Washington
LHR to IAD Netflights.com
£443   Dep 10 Jun 15 - Rtn 24 Jun 15
London to Washington
LHR to IAD Netflights.com
£443   Dep 09 Sep 15 - Rtn 23 Sep 15
London to Washington
LHR to IAD Netflights.com
£443   Dep 09 Jun 16 - Rtn 23 Jun 16
London to Washington
LHR to IAD Netflights.com
£443   Dep 09 Jun 16 - Rtn 16 Jun 16
London to Washington
LHR to IAD Netflights.com
£443   Dep 10 Jun 15 - Rtn 17 Jun 15
London to Washington
LHR to IAD Netflights.com
£443   Dep 09 Sep 15 - Rtn 16 Sep 15
London to Washington
LHR to IAD Netflights.com
£447   Dep 10 Jun 15 - Rtn 24 Jun 15
London to Washington
LHR to IAD Netflights.com
£447   Dep 09 Sep 15 - Rtn 23 Sep 15
London to Washington
LHR to IAD Netflights.com
£448   Dep 10 Jun 15 - Rtn 24 Jun 15
London to Washington
LHR to IAD Netflights.com
London (LHR) to Washington (IAD)
 Depart 17 Jun 15
 Return 01 Jul 15

Flying with Virgin Atlantic

Price subject to availability

Availability last checked 10 hours ago

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  15 more Opodo flights available on this route
£456   Dep 17 Jun 15 - Rtn 01 Jul 15
London to Washington
LHR to IAD Opodo
£466   Dep 16 Sep 15 - Rtn 30 Sep 15
London to Washington
LHR to IAD Opodo
£468   Dep 17 Jun 15 - Rtn 01 Jul 15
London to Washington
LHR to DCA Opodo
£471   Dep 17 Jun 15 - Rtn 01 Jul 15
London to Washington
LHR to IAD Opodo
£471   Dep 16 Sep 15 - Rtn 30 Sep 15
London to Washington
LHR to IAD Opodo
£472   Dep 17 Jun 15 - Rtn 01 Jul 15
London to Washington
LHR to IAD Opodo
£472   Dep 17 Jun 15 - Rtn 01 Jul 15
London to Washington
LHR to DCA Opodo
£472   Dep 19 Aug 15 - Rtn 02 Sep 15
London to Washington
LHR to IAD Opodo
£472   Dep 16 Sep 15 - Rtn 30 Sep 15
London to Washington
LHR to IAD Opodo
£472   Dep 16 Sep 15 - Rtn 30 Sep 15
London to Washington
LHR to IAD Opodo
£472   Dep 16 Sep 15 - Rtn 30 Sep 15
London to Washington
LHR to DCA Opodo
£472   Dep 19 Aug 15 - Rtn 02 Sep 15
London to Washington
LHR to IAD Opodo
£474   Dep 16 Sep 15 - Rtn 30 Sep 15
London to Washington
LHR to IAD Opodo
£475   Dep 17 Jun 15 - Rtn 01 Jul 15
London to Washington
LHR to DCA Opodo
£476   Dep 16 Sep 15 - Rtn 30 Sep 15
London to Washington
LHR to DCA Opodo
London (LHR) to Washington (WAS)
 Depart between
Now - 12 Dec 15

Availability within date range limited, check with advertiser

Uploaded 3 days ago

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  15 more Dream World Travel flights available on this route
£515   Dep Now - 25 Dec 15
London to Washington
LHR to WAS Dream World Travel
£515   Dep Now - 31 Mar 16
London to Washington
LHR to WAS Dream World Travel
£549   Dep Now - 12 Dec 15
London to Washington
LHR to WAS Dream World Travel
£565   Dep Now - 19 Jun 15
London to Washington
LHR to WAS Dream World Travel
£565   Dep Now - 24 Mar 16
London to Washington
LHR to WAS Dream World Travel
£565   Dep Now - 19 Oct 15
London to Washington
LHR to WAS Dream World Travel
£635   Dep Now - 26 Mar 16
London to Washington
LHR to WAS Dream World Travel
£639   Dep Now - 21 Jun 15
London to Washington
LHR to WAS Dream World Travel
£639   Dep Now - 24 Dec 15
London to Washington
LHR to WAS Dream World Travel
£669   Dep Now - 19 Oct 15
London to Washington
LHR to WAS Dream World Travel
£709   Dep Now - 12 Dec 15
London to Washington
LHR to WAS Dream World Travel
£709   Dep Now - 24 Mar 16
London to Washington
LHR to WAS Dream World Travel
£744   Dep Now - 21 Jun 15
London to Washington
LHR to WAS Dream World Travel
£744   Dep Now - 25 Dec 15
London to Washington
LHR to WAS Dream World Travel
£749   Dep Now - 21 Jun 15
London to Washington
LHR to WAS Dream World Travel
London (LHR) to Washington (IAD)
 Depart between
Now - 30 Jun 15

Flying with United Airlines

Availability within date range limited, check with advertiser

Uploaded 22 hours ago

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  6 more Flightcatchers flights available on this route
£523   Dep 25 Dec 15 - 24 Mar 16
London to Washington
LHR to IAD Flightcatchers
£525   Dep 01 Nov 15 - 10 Dec 15
London to Washington
LHR to IAD Flightcatchers
£533   Dep 01 Jul 15 - 16 Jul 15
London to Washington
LHR to IAD Flightcatchers
£547   Dep 17 Jul 15 - 17 Aug 15
London to Washington
LHR to IAD Flightcatchers
£549   Dep 17 Aug 15 - 31 Oct 15
London to Washington
LHR to IAD Flightcatchers
£603   Dep 11 Dec 15 - 24 Dec 15
London to Washington
LHR to IAD Flightcatchers
London (LHR) to Washington (IAD)
 Depart 27 May 15
 Return 10 Jun 15

Flying with Delta Air Lines

Price subject to availability

Availability last checked 1 day ago

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  15 more Skyjet.co.uk flights available on this route
£407   Dep 27 May 15 - Rtn 10 Jun 15
London to Washington
LHR to IAD Skyjet.co.uk
£457   Dep 27 May 15 - Rtn 10 Jun 15
London to Washington
LHR to DCA Skyjet.co.uk
£490   Dep 27 May 15 - Rtn 10 Jun 15
London to Washington
LHR to IAD Skyjet.co.uk
£490   Dep 27 May 15 - Rtn 10 Jun 15
London to Washington
LHR to DCA Skyjet.co.uk
£497   Dep 27 May 15 - Rtn 10 Jun 15
London to Washington
LHR to DCA Skyjet.co.uk
£497   Dep 27 May 15 - Rtn 10 Jun 15
London to Washington
LHR to IAD Skyjet.co.uk
£522   Dep 27 May 15 - Rtn 10 Jun 15
London to Washington
LHR to IAD Skyjet.co.uk
£664   Dep 27 May 15 - Rtn 10 Jun 15
London to Washington
LHR to IAD Skyjet.co.uk
£776   Dep 01 Jul 15 - Rtn 15 Jul 15
London to Washington
LHR to IAD Skyjet.co.uk
£781   Dep 27 May 15 - Rtn 10 Jun 15
London to Washington
LHR to IAD Skyjet.co.uk
£781   Dep 27 May 15 - Rtn 10 Jun 15
London to Washington
LHR to IAD Skyjet.co.uk
£794   Dep 27 May 15 - Rtn 10 Jun 15
London to Washington
LHR to IAD Skyjet.co.uk
£799   Dep 01 Jul 15 - Rtn 15 Jul 15
London to Washington
LHR to IAD Skyjet.co.uk
£811   Dep 27 May 15 - Rtn 10 Jun 15
London to Washington
LHR to IAD Skyjet.co.uk
£814   Dep 27 May 15 - Rtn 10 Jun 15
London to Washington
LHR to DCA Skyjet.co.uk
London (LHR) to Washington (IAD)
 Depart between
Now - 15 Jul 15

Availability within date range limited, check with advertiser

Uploaded 25 days ago

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  1 more Travel Mint flights available on this route
£649   Dep 16 Jul 15 - 31 Aug 15
London to Washington
LHR to IAD Travel Mint
London (LHR) to Washington (DCA)
 Depart between
29 Oct 15 - 08 Dec 15

Availability within date range limited, check with advertiser

Uploaded 24 minutes ago

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  6 more Crystal Travel flights available on this route
£449   Dep Now - 10 Jul 15
London to Washington
LHR to DCA Crystal Travel
£450   Dep 15 Aug 15 - 29 Oct 15
London to Washington
LHR to DCA Crystal Travel
£460   Dep 03 Nov 15 - 30 Nov 15
London to Washington
LHR to DCA Crystal Travel
£462   Dep 08 Dec 15 - 24 Dec 15
London to Washington
LHR to DCA Crystal Travel
£465   Dep 25 Dec 15 - 29 Feb 16
London to Washington
LHR to DCA Crystal Travel
£886   Dep 11 Jul 15 - 31 Aug 15
London to Washington
LHR to DCA Crystal Travel
London (LHR) to Washington (IAD)
 Depart between
Now - 30 Jun 15

Availability within date range limited, check with advertiser

Uploaded 27 minutes ago

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  2 more Air Travel Experts flights available on this route
£522   Dep 01 Jul 15 - 30 Sep 15
London to Washington
LHR to IAD Air Travel Experts
£532   Dep 01 Oct 15 - 31 Dec 15
London to Washington
LHR to IAD Air Travel Experts
London (LHR) to Washington (IAD)
 Depart between
Now - 30 Jun 15

Availability within date range limited, check with advertiser

Uploaded 20 hours ago

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  5 more TravelCenterUK flights available on this route
£459   Dep 20 Jun 15 - 10 Jul 15
London to Washington
LHR to IAD TravelCenterUK
£485   Dep 01 Oct 15 - 09 Dec 15
London to Washington
LHR to IAD TravelCenterUK
£501   Dep 10 Dec 15 - 31 Jan 16
London to Washington
LHR to IAD TravelCenterUK
£533   Dep 18 Aug 15 - 30 Sep 15
London to Washington
LHR to IAD TravelCenterUK
£645   Dep 06 Jul 15 - 17 Aug 15
London to Washington
LHR to IAD TravelCenterUK
London (LHR) to Washington (IAD)
 Depart 20 Aug 15
 Return 27 Aug 15

Flying with United Airlines

Price subject to availability

Availability last checked 1 day ago

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  15 more Momondo flights available on this route
£945   Dep 19 Aug 15 - Rtn 26 Aug 15
London to Washington
LHR to IAD Momondo
£954   Dep 19 Aug 15 - Rtn 26 Aug 15
London to Washington
LHR to IAD Momondo
£954   Dep 20 Aug 15 - Rtn 27 Aug 15
London to Washington
LHR to IAD Momondo
£959   Dep 20 Aug 15 - Rtn 27 Aug 15
London to Washington
LHR to IAD Momondo
£977   Dep 20 Aug 15 - Rtn 27 Aug 15
London to Washington
LHR to IAD Momondo
£1,247   Dep 21 Aug 15 - Rtn 28 Aug 15
London to Washington
LHR to IAD Momondo
£1,263   Dep 20 Aug 15 - Rtn 27 Aug 15
London to Washington
LHR to IAD Momondo
£1,289   Dep 19 Aug 15 - Rtn 26 Aug 15
London to Washington
LHR to DCA Momondo
£1,289   Dep 20 Aug 15 - Rtn 27 Aug 15
London to Washington
LHR to DCA Momondo
£1,298   Dep 21 Aug 15 - Rtn 28 Aug 15
London to Washington
LHR to IAD Momondo
£1,325   Dep 19 Aug 15 - Rtn 26 Aug 15
London to Washington
LHR to IAD Momondo
£1,341   Dep 20 Aug 15 - Rtn 27 Aug 15
London to Washington
LHR to IAD Momondo
£1,357   Dep 21 Aug 15 - Rtn 28 Aug 15
London to Washington
LHR to IAD Momondo
£1,360   Dep 20 Aug 15 - Rtn 27 Aug 15
London to Washington
LHR to IAD Momondo
£1,363   Dep 19 Aug 15 - Rtn 26 Aug 15
London to Washington
LHR to IAD Momondo
London (LHR) to Washington (IAD)
 Depart 12 Jun 15
 Return 12 Aug 15

Flying with Virgin Atlantic

Price subject to availability

Availability last checked 5 hours ago

 
Prices from
Business class flights
London (LHR) to Washington (IAD)
 Depart between
01 Sep 15 - 30 Nov 15

Flying with Iceland Air

Availability within date range limited, check with advertiser

Uploaded 42 minutes ago

 
Prices from
London (LHR) to Washington (IAD)
 Depart between
01 Oct 15 - 09 Dec 15

Availability within date range limited, check with advertiser

Uploaded 20 hours ago

 
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      Travel information for Heathrow to Washington

      Photo of Washington DC   Washington
      Advertisers with deals forHeathrow to Washington37
      Deals on offer forHeathrow to Washington960
      Cheapest ticket price forHeathrow to Washington£406
      Average flight deal forHeathrow to Washington£806
      Average flight time forHeathrow to Washington8 hrs 6 mins
      Heathrow to Washingtononly 3652 miles

       How much do things cost in Washington and London?

      London Washington
      Cappuccino£2.56£2.74
      Coke/Pepsi (0.33 litre)£1.20£1.54
      Bottle of wine£7.00£10.93
      Taxi - fixed fee£2.90£2.10
      Meal at McDonald's or similar£5.00£4.52
      source

        Facts and figures about flying from Heathrow to Washington

      • The average delay time for flights between Heathrow and Washington is 1 hr
      • The most common departure terminal for flights from Heathrow to Washington is 1
      • Flights from Heathrow to Washington have 2194 passenger seats available each day
      • Heathrow to Washington flights are not usually subject to diversions
      • 6 percent of flights from Heathrow to Washington are delayed
      • From Heathrow to Washington, the most frequently used aircraft is a Boeing 777-200
      • For flights between Heathrow and Washington, the typical cancellation rate is 3.3 percent
      • For flights between Heathrow and Washington the most popular airline is United Air Lines Inc.