Price observed over the last 3 months for a round trip.
Cheapest flight
Price observed over the last 3 months for a round trip.
Average price of a round trip
Average price recorded over the last 3 months for a round trip.
Flight duration
A flight from London to Seattle takes on average 10h31.
Best time
According to user searches, the ideal month to go to Seattle is October.
Check out our tips for booking your flight to Seattle (USA) from London (United Kingdom) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is January, with an average ticket price of £354 (calculation over the last two years). The most touristic season corresponds to the months of November, February and April.
For an attractive price, it is advisable to buy your flight tickets at least 173 days before the departure date.
The airline offering the cheapest tickets is Icelandair. A ticket from the company Icelandair to Seattle costs on average £480.
The airlines that offer the most flights are Delta Airlines and Delta Airlines.
Here is some information and tips to know before booking your flight:
London is a city in the country United Kingdom, the time zone is GMT +0. In London, it is currently {fromLocalTime}, the temperature is on average 7°C, with a minimum of 5°C and a maximum of 9°C.
The city of London (LON) has 5 airport(s): London Heathrow, London Gatwick, London Luton, London-Stansted and London City
Seattle is in the country USA, the time zone is GMT . In Seattle, it is currently {toLocalTime}, the temperature is on average 4°C, with a minimum of 3°C and a maximum of 7°C.
The city of Seattle (SEA) has 4 airport(s): Seattle-Tacoma, Kenmore Air Harbor Spb., Renton and King County
If you want to visit Seattle during the least touristic period, choose the month of October.
In Seattle, the most touristic month is November. It is during this period that the prices offered by airlines are also the highest.
According to our data, it is recommended to book your flight 173 days before your departure. If you book your flight 25 weeks before your departure, you may find a price below average. You can also choose morning flights that are 50% cheaper than afternoon and evening flights. The cheapest day to book a flight London - Seattle is Saturday.
When you leave, you can leave from London Gatwick or London Heathrow, and you will arrive at Seattle-Tacoma.
The airport London Heathrow is located 35 km, London Gatwick is located 38 km, London Luton is located 45 km, London-Stansted is located 49 km or London City is located 16 km from the city centre. You can access it by using public transport, taking a taxi, or renting a car..
Flights are the only means of transport listed on Liligo for this journey.
In summer, the average temperature is 18°C in Seattle and 18°C in London. The average rainfall in summer is 39 mm in Seattle and 66 mm in London.In summer, it is warmer in Seattle and it rains less in Seattle. In winter, it is colder in London and it rains more in Seattle.