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Amazing SEA to LHR Flight Deals

The cheapest flights to Heathrow found within the past 7 days were $472. Prices and availability subject to change. Additional terms may apply.

SEA to LHR Frequently Asked Questions

  • Question : How to get cheap flights from SEA to LHR?
    Answer : Finding cheap flights in December depends on when you book. Generally the cheapest flights are on Tuesday - Thursday. Weekends, Friday- Sunday tend to be more expensive. If your dates are flexible heading out during the week can save you money. Here are some cheap flights from SEA to LHR we found in February 2019:
    • Virgin Atlantic has a flight on 03/27 Leaving 1:55 am and returning on 03/30 at 1:11 am for only $623.00 per person
    • Delta has a flight on 03/26 Leaving 5:42 pm and returning on 03/30 at 1:11 am for only $627.00 per person
    • Air Canada has a flight on 03/22 Leaving 10:00 pm and returning on 03/26 at 4:13 am for only $641.00 per person
    • American Airlines has a flight on 03/22 Leaving 2:45 pm and returning on 03/26 at 5:52 am for only $703.00 per person
    • KLM has a flight on 03/26 Leaving 9:11 pm and returning on 03/30 at 3:59 pm for only $766.00 per person
  • Question : What airlines fly from SEA to LHR?
    Answer : There are several airlines that fly from Seattle (SEA) to London (LHR) every month. The top airlines that fly SEA to LHR are:
    • Alaska Airlines - (AS) with 788 flights every month
    • Delta Air Lines - (DL) with 696 flights every month
    • United Airlines - (UA) with 512 flights every month
    • Jet Airways - (9W) with 444 flights every month
    • Virgin Atlantic Airways - (VS) with 320 flights every month
  • Question : How long is the flight from SEA-LHR?
    Answer : The flight from SEA to LHR is 9 hours 20 minutes non-stop, during that time you will fly about 4,812 miles.

  • Question : How many flights are flown between SEA and LHR?
    Answer : There are 25 airline companies that fly from SEA to LHR, with approximately 4668 flights per month. That averages about 1167 flights per week.

  • Question : How many miles from Seattle to London?
    Answer : The distance between SEA and LHR airports is about 4,812 miles.

  • Question : What is the earliest and latest flight of the day from SEA to LHR?
    Answer : The earliest flight leaves SEA at 01:30 pm and arrives at LHR at 7:05 am. The last flight of the day departs SEA at 7:30 pm and arrives at LHR at 12:40 pm.

Flight Schedule for SEA to LHR

Carrier Flight Depart SEA Arrive LHR Wed
5/22
Thu
5/23
Fri
5/24
Sat
5/25
Sun
5/26
Mon
5/27
Tue
5/28
Stops
BA 52 01:30 pm 07:10 am Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
VS 106 03:20 pm 08:45 am Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
BA 48 07:20 pm 00:40 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)

Seattle - Tacoma Intl. to Heathrow Flight FAQ

Origin Airport IATA Code SEA
Destination Airport IATA Code LHR
Number Of Flight Options 1
Flight Price $472
Average Flight Time 17 hours 28 minutes

Save on your next flight from SEA to LHR when you book through Travelocity. Need a last-minute flight to London? Travelocity offers discount airfare no matter when you book, even on popular routes such as Seattle - Tacoma Intl. Airport to Heathrow Airport. Whether you need a direct or indirect flight, you can trust Travelocity to provide you with the best prices for SEA to LHR flights.





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Seattle to London Carriers and Route Information

Flight path for flights from Seattle-Tacoma International Airport to London Heathrow Airport.


Distance:
5,428.00 miles

Airline carriers and aircraft used on flights from SEA to LHR


Airline Carrier
Aircraft
Jet Airways (India)
Boeing 737 all pax models
United Airlines
Boeing 767-300 pax


Hotels near Heathrow Airport (LHR)

Hyatt Place London Heathrow Airport $80
Reviewed on May 15, 2019
See details
 
Hyatt Place London Heathrow Airport

Hyatt Place London Heathrow Airport

The Grove, Bath Road, West Drayton, England
     
    4.5 of 5
    4.0 out of 5.0

    Location to Heathrow, refurbished room, quiet. ......

    Park Inn by Radisson London Heathrow Airport Hotel $59
    Reviewed on Apr 29, 2019
    See details
     
    Park Inn by Radisson London Heathrow Airport Hotel

    Park Inn by Radisson London Heathrow Airport Hotel

    Bath Road, Heathrow, Middlesex, West Drayton, England
       
      3.3 of 5
      4.0 out of 5.0

      Excellent location with 5 Euro bus service to airport. Room was very nice with comfortable bed.

      Leonardo Hotel London Heathrow Airport $56
      Reviewed on May 18, 2019
      See details
       
      Leonardo Hotel London Heathrow Airport

      Leonardo Hotel London Heathrow Airport

      Bath Road, West Drayton, England
         
        4.0 of 5
        4.0 out of 5.0

        Very convenient to Heathrow airport by taxi and by bus.

        Novotel London Heathrow Airport T1 T2 and T3 $86
        Reviewed on Apr 13, 2019
        See details
         
        Novotel London Heathrow Airport T1 T2 and T3

        Novotel London Heathrow Airport T1 T2 and T3

        234 Bath Road, Heathrow Point West, Hayes, England
           
          4.2 of 5
          4.0 out of 5.0

          Convenient location for those staying over for early flights.

          Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Travelocity users over the 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

          Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Travelocity. Additional airline charges may apply.

          Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.