Flying from London to Seattle-Tacoma International Airport (SEA): what you need to know
Take your pick of a number of airports when organising your flight from London to Seattle-Tacoma International Airport (SEA). Check out your options for flying out of London Heathrow Airport (LHR), London Gatwick Airport (LGW) or Stansted Airport (STN). London Luton Airport (LTN) and London City Airport (LCY) also service London.
The average time for a direct flight from London to Seattle-Tacoma International Airport is 10 hours 3 minutes.
Seattle is 7 hours behind London. Seattle-Tacoma International Airport is located in Seattle, which operates on the UTC-7 timezone.
London Heathrow Airport (LHR) to Seattle-Tacoma International Airport (SEA) is the most popular route. There are 38 direct departures a week to pick from. If you prefer starting your day later, hop on the last flight with Delta at 16:50. Go for the first LHR to SEA departure with British Airways at 09:25 if you want to get going earlier.
Your flight from London to SEA won't wait if you're late, so be at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.
During popular months such as July, it's a good idea to get to the airport earlier than usual. Plan to arrive two hours before domestic departures and four hours ahead of international flights when you travel during high season in general.
Airports in London
London Heathrow Airport (LHR)
Take the express route from London Heathrow Airport (LHR). Nonstop flights from London to Seattle-Tacoma International Airport (SEA) operate from here.
At LHR, there's a variety of carriers that operate direct flights from London to Seattle-Tacoma International Airport, including:
A stopover is the ideal opportunity to take a travel break — and perhaps even tour another city. When searching for flights from London to SEA leaving from London Heathrow Airport (LHR), uncheck the 'Direct flights only' box to see where you can visit along the way. Here are some options to consider:
Keflavik International Airport (KEF)
Vancouver International Airport (YVR)
Charles de Gaulle Airport (CDG)
The distance from central London to LHR is approximately 31 kilometres. Check out Google Maps for the quickest route, whether you're driving or taking public transport.
Want a relaxed start to your trip? Stay near London Heathrow Airport. Whether you're taking an early flight from London to Seattle-Tacoma International Airport or just don't want to be rushed, these hotels are ideal:
London Gatwick Airport (LGW)
London Gatwick Airport (LGW) has direct flights from London to Seattle-Tacoma International Airport (SEA).
When departing from LGW, you can pick from a variety of airlines that operate direct flights from London to SEA. Reach cruising altitude with one of these carriers:
Visit family or friends or just take a moment to recharge with a stopover. If you'd like to split up your flight from London to Seattle-Tacoma International Airport, here's where you can stop when heading out from London Gatwick Airport:
Vancouver International Airport (YVR)
Portland International Airport (PDX)
Keflavik International Airport (KEF)
With public transport, you can travel from central London to LGW in around 1 hour and 26 minutes. The terminal is roughly 80 kilometres away, and getting there by car takes approximately 1 hour and 19 minutes.
It's your holiday, so why not book an additional night away? Think about staying at one of these hotels near London Gatwick Airport the day before your flight from London to SEA:
About Seattle-Tacoma International Airport (SEA)
Book a hotel close to SEA if you're catching a late flight from London to Seattle-Tacoma International Airport. Check in to one of these accommodation options and skip the long transfer:
Getting from Seattle-Tacoma International Airport (SEA) to central Seattle
Seattle-Tacoma International Airport to the centre of Seattle takes around 18 minutes in a car. It's approximately 23 kilometres away. See what options are available, such as car rentals, cabs or ride-sharing services.
When travelling on public transport, expect a journey time of about 54 minutes.
How to find the cheapest flights from London to Seattle-Tacoma International Airport (SEA)
Lock in a one-way ticket from London to Seattle-Tacoma International Airport from 271 € or travel return from just 426 €. Fares listed are subject to change and may differ when you make your booking.
It's best to book 8 months before your departure date. Flight price data suggests you're more likely to score cheap tickets from London to SEA around that time.
The cheapest month for tickets from London to Seattle-Tacoma International Airport is May. Use the 'Whole month' tool to find the most affordable day to fly if you're flexible with your departure dates.
Log into your online account or use the app to create a Price Alert. We'll let you know straight away if there's a deal you can't miss. It's simple to do, and it'll save you from searching for cheap tickets from London to SEA every day.
Play around with the filters to find your ideal trip. To see the 'Cheapest,' 'Best' or 'Fastest' flights from London to Seattle-Tacoma International Airport, use the 'Sort by' function. You can also filter results by airline, arrival and departure times, and number of stops.
The best time to fly from London to Seattle-Tacoma International Airport (SEA)
July is the most popular month for flights from London to Seattle-Tacoma International Airport. To steer clear of the crowds, head for Seattle in May when it's quieter.
Book your flight from London to SEA for August if you're eager to explore the city during its warmest month. Expect temperatures in Seattle to range from 12ºC to 28ºC.
If you'd rather travel in cooler conditions, look for a cheap flight from London to Seattle-Tacoma International Airport in February when temperatures average between -1ºC and 11ºC.
More about Seattle
Start your Seattle trip right by choosing the perfect place to stay. After booking your flight from London to Seattle-Tacoma International Airport, check out our range of hotels including:
All great holidays should include a little sightseeing. Gas Works - Lake View Point, Queen Anne Bowl Playfield and LMN Architects are must-do's during your Seattle adventure.
Complete your Seattle trip with a car rental
After you've locked in your hotel and cheap flight from London to Seattle-Tacoma International Airport, next up is choosing one of our car rentals in Seattle. Explore the deals and easily compare your options on price, fuel policies, and more.
