London(LHR) to Seattle(SEA) flight deals from £619*

Voucher or promo code

Book our best prices between London and Seattle  within the next 6 months

Mar 2026
From£849*
Seen: 12 hours ago
Round trip/Economy
Apr 2026
From£634*
Seen: 1 day ago
Round trip/Economy
May 2026
From£650*
Seen: 1 day ago
Round trip/Economy
£634
£1.3K
Displaying fares for March-2026
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    • Range£634-£1,287

    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 Seattle on Virgin Atlantic

    • London (LHR)to

      Seattle (SEA)
      08 Apr, 2026 - 16 Apr, 2026
      Starting from
      £634
      Seen: 1 day ago
      Round trip
      Economy

      London (LHR)to

      Seattle (SEA)
      08 Apr, 2026 - 15 Apr, 2026
      Starting from
      £634
      Seen: 1 day ago
      Round trip
      Economy

      London (LHR)to

      Seattle (SEA)
      09 Apr, 2026 - 15 Apr, 2026
      Starting from
      £634
      Seen: 1 day ago
      Round trip
      Economy

      London (LHR)to

      Seattle (SEA)
      19 Nov, 2026 - 27 Nov, 2026
      Starting from
      £635
      Seen: 1 day ago
      Round trip
      Economy

    • London (LCY)to

      Seattle (SEA)
      19 Mar, 2026 - 26 Mar, 2026
      Starting from
      £1,199
      Seen: 10 hours ago
      Round trip
      Economy

      London (LCY)to

      Seattle (SEA)
      19 Mar, 2026 - 26 Mar, 2026
      Starting from
      £1,309
      Seen: 10 hours ago
      Round trip
      Economy

      London (LCY)to

      Seattle (SEA)
      19 Mar, 2026 - 26 Mar, 2026
      Starting from
      £1,309
      Seen: 10 hours ago
      Round trip
      Economy

      London (LCY)to

      Seattle (SEA)
      19 Mar, 2026 - 26 Mar, 2026
      Starting from
      £1,514
      Seen: 10 hours ago
      Round trip
      Economy

    • London (LCY)to

      Seattle (SEA)
      20 Mar, 2026 - 27 Mar, 2026
      Starting from
      £1,794
      Seen: 10 hours ago
      Round trip
      Economy

      London (LCY)to

      Seattle (SEA)
      20 Mar, 2026 - 27 Mar, 2026
      Starting from
      £1,944
      Seen: 10 hours ago
      Round trip
      Economy

      London (LCY)to

      Seattle (SEA)
      20 Mar, 2026 - 27 Mar, 2026
      Starting from
      £1,989
      Seen: 10 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

      Seattle (SEA)
      21 Sep, 2026 - 30 Sep, 2026
      Starting from
      18,000
      + £300
      Seen: 12 hours ago
      Round trip
      Economy

      London (LHR)to

      Seattle (SEA)
      21 Sep, 2026 - 13 Oct, 2026
      Starting from
      18,000
      + £300
      Seen: 37 minutes 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)Seattle (SEA)Round trip
    /
    Premium    		21 Nov, 2026 - 29 Nov, 2026

    Starting from

    £1,320

    Seen: 1 day ago

    London (LHR)Seattle (SEA)Round trip
    /
    Premium    		21 Nov, 2026 - 29 Nov, 2026

    Starting from

    £1,325

    Seen: 1 day ago

    London (LHR)Seattle (SEA)Round trip
    /
    Premium    		22 Nov, 2026 - 30 Nov, 2026

    Starting from

    £1,330

    Seen: 1 day ago

    London (LHR)Seattle (SEA)Round trip
    /
    Premium    		22 Nov, 2026 - 30 Nov, 2026

    Starting from

    £1,330

    Seen: 1 day ago

    London (LHR)Seattle (SEA)Round trip
    /
    Premium    		15 Dec, 2026 - 09 Jan, 2027

    Starting from

    £1,372

    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)Seattle (SEA)Round trip
    /
    Upper Class    		14 Jan, 2027 - 28 Jan, 2027

    Starting from

    £2,454

    Seen: 1 day ago

    London (LHR)Seattle (SEA)Round trip
    /
    Upper Class    		14 Jan, 2027 - 28 Jan, 2027

    Starting from

    £2,454

    Seen: 1 day ago

    London (LHR)Seattle (SEA)Round trip
    /
    Upper Class    		14 Jan, 2027 - 28 Jan, 2027

    Starting from

    £2,694

    Seen: 1 day ago

    London (LHR)Seattle (SEA)Round trip
    /
    Upper Class    		22 Nov, 2026 - 30 Nov, 2026

    Starting from

    £2,728

    Seen: 1 day ago

    London (LHR)Seattle (SEA)Round trip
    /
    Upper Class    		02 Dec, 2026 - 09 Dec, 2026

    Starting from

    £2,818

    Seen: 1 day ago

    London (LHR)Seattle (SEA)Round trip
    /
    Upper Class    		02 Dec, 2026 - 09 Dec, 2026

    Starting from

    £2,818

    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 Seattle (SEA)
    Best overall airline in Europe 2025

    Best overall airline in Europe 2025


    Virgin Atlantic is incredibly proud to have been voted Europe's best airline once again in the APEX awards. Withholding status of Europe's best airline for 5 years running.