Popular in | July |
---|---|
Cheapest in | February |
Round-trip from | £358 |
One-way from | £262 |
Leaving on a Tuesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 20% on the overall cost on flights from London to Seattle.
Travelers have found it’s best to book a flight 49 days in advance to save up to 24% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 49 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from London to Seattle 1-2 weeks in advance for as low as £555, or £682 for flights within the next 24 hours.
Due to multiple factors, expect to potentially pay more when booking in July. For low rates, February can be a great choice for travel to Seattle. Flights to Seattle from London in February are about £528 on average during February, but can be found for as low as £343.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 10% on flights from London to Seattle by exploring options for tickets in the morning.
Fly from
Fly to
Budget
£369 - £498
Route
Depart
Return
Price
London GatwickSeattle/Tacoma Intl
LGW - SEA
LGWSEA
London Gatwick
Mon 12/2
1 stop13h 00m
Seattle/Tacoma Intl
Thu 22/2
1 stop12h 20m
London HeathrowSeattle/Tacoma Intl
LHR - SEA
LHRSEA
London Heathrow
Wed 17/1
Nonstop9h 55m
Seattle/Tacoma Intl
Sat 27/1
2 stops18h 55m
London HeathrowSeattle/Tacoma Intl
LHR - SEA
LHRSEA
London Heathrow
Mon 12/2
1 stop16h 54m
Seattle/Tacoma Intl
Thu 22/2
Nonstop9h 25m
London HeathrowSeattle/Tacoma Intl
LHR - SEA
LHRSEA
London Heathrow
Tue 5/3
1 stop20h 51m
Seattle/Tacoma Intl
Tue 19/3
1 stop13h 40m
London HeathrowSeattle/Tacoma Intl
LHR - SEA
LHRSEA
London Heathrow
Sat 13/1
Nonstop10h 00m
Seattle/Tacoma Intl
Fri 23/2
Nonstop9h 20m
London HeathrowSeattle/Tacoma Intl
LHR - SEA
LHRSEA
London Heathrow
Fri 15/3
1 stop18h 12m
Seattle/Tacoma Intl
Fri 29/3
1 stop18h 12m
London HeathrowSeattle/Tacoma Intl
LHR - SEA
LHRSEA
London Heathrow
Wed 17/1
2 stops33h 43m
Seattle/Tacoma Intl
Sat 27/1
1 stop14h 19m
London HeathrowSeattle/Tacoma Intl
LHR - SEA
LHRSEA
London Heathrow
Fri 3/5
Nonstop10h 20m
Seattle/Tacoma Intl
Thu 9/5
Nonstop9h 35m
London HeathrowSeattle/Tacoma Intl
LHR - SEA
LHRSEA
London Heathrow
Tue 5/3
2 stops19h 47m
Seattle/Tacoma Intl
Tue 19/3
1 stop13h 50m
Currently, March is the cheapest month in which you can book a flight from London to Seattle (average of £571). Flying from London to Seattle in July is currently the most expensive (average of £769). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
January
£456
February
£460
March
£453
April
£476
May
£477
June
£549
July
£609
August
£584
September
£544
October
£506
November
£469
December
£473
Boarding
Comfort
Crew
Food
Overall
Entertainment
Reviews
It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.
Boarding
Comfort
Crew
Food
Overall
Entertainment
Reviews
It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.
Boarding
Comfort
Crew
Food
Overall
Entertainment
Reviews
It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.
Boarding
Comfort
Crew
Food
Overall
Entertainment
Reviews
It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.
Boarding
Comfort
Crew
Food
Overall
Entertainment
Reviews
It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.
Boarding
Comfort
Crew
Food
Overall
Entertainment
Reviews
It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.
SEA Temperature | 5 - 19 °C |
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SEA Rainfall | 18 - 168 mm |
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Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to Seattle from London. Booking flights from London to Seattle/Tacoma Intl (SEA) should be relatively easy as there are 21 daily inbound flights from London from 14 different airlines.
Yes, there are multiple flights from London to Seattle for under £400. The cheapest flight booked recently is on Icelandair for just £369, but on average you can expect to pay £404.
Cheapflights has at least 20 direct flights from London to Seattle under £500. A good price for a nonstop flight from London to Seattle is less than £470.
There are currently 20+ open flights from London to Seattle within the next 7 days for less than £500.
Icelandair, at £369, was found to be the cheapest airline from London to Seattle.Alternate airlines flying return to your destination include American Airlines and British Airways. Icelandair is priced at 30% lower than the current average price of a flight leaving 3 months from now.
When deciding which route to take from London to Seattle consider London Heathrow - Seattle/Tacoma Intl, London Gatwick - Seattle/Tacoma Intl or London City - Seattle/Tacoma Intl as they are the most popular.
Before booking your flight from London to Seattle check out the most popular airlines for this route: American Airlines, Air Canada or Air France.
Consider Alaska Airlines (89%), Air France (77%) or Delta (77%) when booking your flight. These represent the most reliable airlines when flying from London to Seattle.
On average you can expect to pay £1,263 for a flight from London to Seattle. The cheapest flight overall is £359 while the most popular route, (London Heathrow - Seattle/Tacoma Intl) is currently priced at £414.
London Heathrow Airport is LHR and Seattle/Tacoma Intl Airport is SEA. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are London Gatwick Airport (LGW), London City Airport (LCY), London Stansted Airport (STN), London Luton Airport (LTN), London Southend Airport (SEN).
1%of flight departures | Early morningMidnight to 6 am |
---|---|
45%of flight departures | Morning6 am to noon |
54%of flight departures | AfternoonNoon to 6 pm |
0%of flight departures | Evening6 pm to midnight |