London(LHR) to Washington, D.C.(IAD) flight deals from £478*

Voucher or promo code

Book our best prices between London and Washington, D.C.  within the next 6 months

Aug 2026
From£489*
Seen: 1 day ago
Round trip/Economy
Sep 2026
From£488*
Seen: 1 day ago
Round trip/Economy
Oct 2026
From£478*
Seen: 3 hours ago
Round trip/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label £489
cmp-daily-histogram-bars-legend-max-price-aria-label £999
Displaying fares for August-2026
  • LHR–IAD, 02 Aug, 2026 – 05 Aug, 2026: From £999
    02

    Su

    AUG

  • LHR–IAD: cmp-view-offers-disclaimer. Click for latest price
    03

    Mo

  • LHR–IAD, 04 Aug, 2026 – 24 Jun, 2027: From £875
    04

    Tu

  • LHR–IAD, 05 Aug, 2026 – 13 Aug, 2026: From £881
    05

    We

  • LHR–IAD, 06 Aug, 2026 – 28 Aug, 2026: From £811
    06

    Th

  • LHR–IAD, 07 Aug, 2026 – 14 Aug, 2026: From £881
    07

    Fr

  • LHR–IAD, 08 Aug, 2026 – 15 Aug, 2026: From £879
    08

    Sa

  • LHR–IAD, 09 Aug, 2026 – 13 Aug, 2026: From £919
    09

    Su

  • LHR–IAD, 10 Aug, 2026 – 22 Aug, 2026: From £917
    10

    Mo

  • LHR–IAD, 11 Aug, 2026 – 16 Aug, 2026: From £874
    11

    Tu

  • LHR–IAD, 12 Aug, 2026 – 16 Aug, 2026: From £797
    12

    We

  • LHR–IAD, 13 Aug, 2026 – 23 Aug, 2026: From £740
    13

    Th

  • LHR–IAD, 14 Aug, 2026 – 25 Aug, 2026: From £766
    14

    Fr

  • LHR–IAD, 15 Aug, 2026 – 18 Aug, 2026: From £723
    15

    Sa

  • LHR–IAD, 16 Aug, 2026 – 20 Aug, 2026: From £788
    16

    Su

  • LHR–IAD, 17 Aug, 2026 – 24 Aug, 2026: From £649
    17

    Mo

  • LHR–IAD, 18 Aug, 2026 – 29 Aug, 2026: From £713
    18

    Tu

  • LHR–IAD, 19 Aug, 2026 – 24 Aug, 2026: From £625
    19

    We

  • LHR–IAD, 20 Aug, 2026 – 23 Aug, 2026: From £605
    20

    Th

  • LHR–IAD, 21 Aug, 2026 – 24 Aug, 2026: From £605
    21

    Fr

  • LHR–IAD, 22 Aug, 2026 – 08 Sep, 2026: From £627
    22

    Sa

  • LHR–IAD, 23 Aug, 2026 – 08 Dec, 2026: From £620
    23

    Su

  • LHR–IAD, 24 Aug, 2026 – 09 Dec, 2026: From £616
    24

    Mo

  • LHR–IAD, 25 Aug, 2026 – 02 Sep, 2026: From £674
    25

    Tu

  • LHR–IAD, 26 Aug, 2026 – 02 Sep, 2026: From £674
    26

    We

  • LHR–IAD, 27 Aug, 2026 – 31 Aug, 2026: From £658
    27

    Th

  • LHR–IAD, 28 Aug, 2026 – 31 Aug, 2026: From £658
    28

    Fr

  • LHR–IAD, 29 Aug, 2026 – 30 Aug, 2026: From £520
    29

    Sa

  • LHR–IAD, 30 Aug, 2026 – 06 Sep, 2026: From £489
    30

    Su

  • LHR–IAD, 31 Aug, 2026 – 07 Sep, 2026: From £495
    31

    Mo

  • LHR–IAD, 01 Sep, 2026 – 12 Sep, 2026: From £508
    01

    Tu

    SEP

    • Range£489-£999

    Prices shown are per person. Cheapest fares may be hand baggage only. *Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Additional baggage fees and charges for optional products and services may apply.

    Flight tickets from London to Washington, D.C. on Virgin Atlantic

    • London (LHR)to

      Washington, D.C. (IAD)
      06 Oct, 2026 - 24 Oct, 2026
      Starting from
      £481
      Seen: 1 day ago
      Round trip
      Economy

      London (LHR)to

      Washington, D.C. (IAD)
      31 Oct, 2026 - 05 Nov, 2026
      Starting from
      £481
      Seen: 23 hours ago
      Round trip
      Economy

      London (LHR)to

      Washington, D.C. (IAD)
      15 Nov, 2026 - 23 Nov, 2026
      Starting from
      £481
      Seen: 10 hours ago
      Round trip
      Economy

      London (LHR)to

      Washington, D.C. (IAD)
      31 Oct, 2026 - 06 Nov, 2026
      Starting from
      £481
      Seen: 7 hours ago
      Round trip
      Economy

    • London (LGW)to

      Washington, D.C. (IAD)
      09 Sep, 2026 - 23 Sep, 2026
      Starting from
      £526
      Seen: 5 hours ago
      Round trip
      Economy

      London (LGW)to

      Washington, D.C. (IAD)
      10 Sep, 2026 - 24 Sep, 2026
      Starting from
      £528
      Seen: 5 hours ago
      Round trip
      Economy

      London (LGW)to

      Washington, D.C. (IAD)
      09 Sep, 2026 - 23 Sep, 2026
      Starting from
      £531
      Seen: 5 hours ago
      Round trip
      Economy

      London (LGW)to

      Washington, D.C. (IAD)
      10 Sep, 2026 - 24 Sep, 2026
      Starting from
      £531
      Seen: 5 hours ago
      Round trip
      Economy

    • London (LHR)to

      Washington, D.C. (DCA)
      02 Feb, 2027 - 09 Feb, 2027
      Starting from
      £541
      Seen: 1 day ago
      Round trip
      Economy

      London (LHR)to

      Washington, D.C. (DCA)
      02 Feb, 2027 - 09 Feb, 2027
      Starting from
      £541
      Seen: 1 day ago
      Round trip
      Economy

      London (LHR)to

      Washington, D.C. (DCA)
      20 Aug, 2026 - 23 Aug, 2026
      Starting from
      £618
      Seen: 1 day ago
      Round trip
      Economy

      London (LHR)to

      Washington, D.C. (DCA)
      20 Aug, 2026 - 23 Aug, 2026
      Starting from
      £618
      Seen: 1 day ago
      Round trip
      Economy

    • London (LGW)to

      Washington, D.C. (IAD)
      09 Sep, 2026 - 23 Sep, 2026
      Starting from
      £656
      Seen: 5 hours ago
      Round trip
      Economy

      London (LGW)to

      Washington, D.C. (IAD)
      10 Sep, 2026 - 24 Sep, 2026
      Starting from
      £658
      Seen: 5 hours ago
      Round trip
      Economy

      London (LGW)to

      Washington, D.C. (IAD)
      10 Sep, 2026 - 24 Sep, 2026
      Starting from
      £661
      Seen: 5 hours ago
      Round trip
      Economy

      London (LGW)to

      Washington, D.C. (IAD)
      09 Sep, 2026 - 23 Sep, 2026
      Starting from
      £661
      Seen: 5 hours ago
      Round trip
      Economy
    Prices shown are per person. Cheapest fares may be hand luggage only. *Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Additional baggage fees and charges for optional products and services may apply.

    Explore flights using your Virgin Points

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    • London (LHR)to

      Washington, D.C. (IAD)
      17 Feb, 2027 - 21 Feb, 2027
      Starting from
      12,000
      + £317
      Seen: 1 day ago
      Round trip
      Economy

      London (LHR)to

      Washington, D.C. (IAD)
      08 May, 2027 - 22 May, 2027
      Starting from
      12,000
      + £320
      Seen: 1 day ago
      Round trip
      Economy
    Points fares shown are per person. Cheapest points fares may be hand baggage only. *Points fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Additional baggage fees and charges for optional products and services may apply.
    From
    To
    Fare type
    Dates
    Price
    London (LHR)Washington, D.C. (IAD)Round trip
    /
    Premium    		08 May, 2027 - 17 May, 2027

    Starting from

    £1,147

    Seen: 1 day ago

    London (LHR)Washington, D.C. (IAD)Round trip
    /
    Premium    		01 May, 2027 - 15 May, 2027

    Starting from

    £1,147

    Seen: 12 hours ago

    London (LHR)Washington, D.C. (IAD)Round trip
    /
    Premium    		01 May, 2027 - 28 Jun, 2027

    Starting from

    £1,147

    Seen: 12 hours ago

    London (LHR)Washington, D.C. (IAD)Round trip
    /
    Premium    		10 Mar, 2027 - 21 Mar, 2027

    Starting from

    £1,149

    Seen: 1 day ago

    London (LHR)Washington, D.C. (IAD)Round trip
    /
    Premium    		21 Mar, 2027 - 18 Apr, 2027

    Starting from

    £1,152

    Seen: 12 hours ago

    London (LHR)Washington, D.C. (DCA)Round trip
    /
    Premium    		02 Feb, 2027 - 09 Feb, 2027

    Starting from

    £1,171

    Seen: 1 day ago

    London (LHR)Washington, D.C. (DCA)Round trip
    /
    Premium    		02 Feb, 2027 - 09 Feb, 2027

    Starting from

    £1,171

    Seen: 1 day ago

    London (LHR)Washington, D.C. (DCA)Round trip
    /
    Premium    		02 Feb, 2027 - 09 Feb, 2027

    Starting from

    £1,411

    Seen: 1 day ago

    Prices shown are per person. Cheapest fares may be hand luggage only. *Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Additional baggage fees and charges for optional products and services may apply.
    From
    To
    Fare type
    Dates
    Price
    London (LHR)Washington, D.C. (IAD)Round trip
    /
    Upper Class    		06 Mar, 2027 - 14 Mar, 2027

    Starting from

    £2,682

    Seen: 1 day ago

    London (LHR)Washington, D.C. (IAD)Round trip
    /
    Upper Class    		06 Mar, 2027 - 14 Mar, 2027

    Starting from

    £2,695

    Seen: 1 day ago

    London (LHR)Washington, D.C. (IAD)Round trip
    /
    Upper Class    		06 Mar, 2027 - 14 Mar, 2027

    Starting from

    £2,700

    Seen: 1 day ago

    London (LHR)Washington, D.C. (IAD)Round trip
    /
    Upper Class    		17 May, 2027 - 16 Jun, 2027

    Starting from

    £2,682

    Seen: 15 hours ago

    London (LHR)Washington, D.C. (IAD)Round trip
    /
    Upper Class    		17 May, 2027 - 16 Jun, 2027

    Starting from

    £2,696

    Seen: 15 hours ago

    London (LHR)Washington, D.C. (IAD)Round trip
    /
    Upper Class    		17 May, 2027 - 16 Jun, 2027

    Starting from

    £2,700

    Seen: 15 hours ago

    London (LHR)Washington, D.C. (DCA)Round trip
    /
    Upper Class    		02 Feb, 2027 - 09 Feb, 2027

    Starting from

    £2,738

    Seen: 1 day ago

    London (LHR)Washington, D.C. (DCA)Round trip
    /
    Upper Class    		02 Feb, 2027 - 09 Feb, 2027

    Starting from

    £2,738

    Seen: 1 day ago

    London (LHR)Washington, D.C. (DCA)Round trip
    /
    Upper Class    		02 Feb, 2027 - 09 Feb, 2027

    Starting from

    £3,238

    Seen: 1 day ago

    Prices shown are per person. *Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Additional baggage fees and charges for optional products and services may apply.
    Flight deals from London (LHR) to Washington, D.C. (IAD)
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