£339 Find cheap flights from London City to Seattle
This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from London City to Seattle departing on 11/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
Return
1 adult
Economy
0 bags
Sat 8/6
Sat 15/6
Search hundreds of travel sites at once for deals on flights to Seattle
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to Seattle, as well as popular online travel agencies
...and more
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to Seattle, as well as popular online travel agencies
In the last 7 days, travellers have searched 43,895,468 times on KAYAK, and here's why:
Save 28% or moreCompare multiple travel sites with one search.
Filter your dealsChoose cabin class, free Wi-Fi and more.
Bundle and saveSave money when you bundle your flight + hotel.
Cheap flight deals from London City to Seattle (LCY-SEA)
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from London City to Seattle that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices and deals for you by selecting your travel dates.
Flights from London City to Seattle - Travel Insights & Trends
Get data-powered insights and trends into flights from London City to Seattle to help you find the cheapest flights, the best time to fly and much more.
What is the cheapest month to fly from London City Airport to Seattle?
To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from London City Airport to Seattle, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from London City Airport to Seattle is November, where tickets cost £454 on average. On the other hand, the most expensive months are July and August, where the average cost of tickets is £726 and £685 respectively.
How far in advance should I book a flight from London City Airport to Seattle?
To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from London City Airport to Seattle, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from London City Airport to Seattle, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 43 days before departure.
Which airlines provide the cheapest flights from London City to Seattle?
The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
The best deals for a one-way ticket found by KAYAK users over the last 3 days were on Lufthansa (£539) and British Airways (£604). The cheapest round-trip tickets were found on KLM (£568) and Lufthansa (£576).
Good to know - Cheap tickets from London City to Seattle
Are your dates flexible? Find out the best times to travel from London City to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.
FAQs for booking London City to Seattle flights
What is the cheapest flight from London City Airport to Seattle?
In the last 3 days, the lowest price for a flight from London City Airport to Seattle was £424 for a one-way ticket and £709 for a return.
Which aircraft models fly most regularly from London City to Seattle?
We unfortunately don’t have that data for this specific route.
Which airline alliances offer flights from London City to Seattle?
Star Alliance, oneworld, and SkyTeam are the airline alliances operating flights between London City and Seattle, with SkyTeam being the most commonly used for this route.
How does KAYAK find such low prices on flights from London City to Seattle?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from London City to Seattle.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from London City to Seattle?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seattle from London City is likely to change within 7 days, so travellers know whether to wait or book now.
What is the Hacker Fare option on flights from London City to Seattle?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Seattle with an airline and back to London City with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from London City to Seattle?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Seattle from London City up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.
See more FAQs
Book cheap flights from London to Seattle
Cheapest flights to Seattle from London found in 2024
Recent one-way flight deals
Only flying one-way? Below are some of the best one-way flight deals from London to Seattle found on KAYAK in the last 72 hours.
11/6Tue
2 stops
21h 35mLCY-SEA
£339
15/8Thu
3 stops
46h 18mLCY-SEA
£393
12/6Wed
2 stops
19h 50mLCY-SEA
£408
11/6Tue
3 stops
31h 46mLCY-SEA
£424
23/9Mon
2 stopsLufthansa
17h 11mLCY-SEA
£539
17/5Fri
1 stopBritish Airways
16h 41mLCY-SEA
£604
17/5Fri
2 stopsLufthansa
17h 12mLCY-SEA
£640
4/9Wed
1 stopAer Lingus
31h 46mLCY-SEA
£658
21/5Tue
1 stopAer Lingus
18h 16mLCY-SEA
£715
6/8Tue
1 stopBritish Airways
15h 56mLCY-SEA
£741
Search by stops
Search by airline
Search by price
Last minute flights from London City to Seattle
Last minute flight, train and bus deals
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from London to Seattle that are departing in the next 10 days.