Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Seattle to London
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Cheap bus & train deals from Seattle to London
All round-trip flight deals to London
Virgin Atlantic flights from Seattle to London City Airport
Our best Virgin Atlantic deals on Seattle to London City Airport flight tickets
Lufthansa flights from Seattle to London City Airport
Our best Lufthansa deals on Seattle to London City Airport flight tickets
See travel insights to London from
How to get the cheapest flight ticket from Seattle to London City Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart on your flight to London City Airport?
The cheapest day to depart from Seattle to London City Airport is on a Monday. Travelers who choose to depart for London City Airport on a Monday will often find tickets for as low as $652. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to London City Airport on Monday is $652.
What is the cheapest time of day to depart on your flight to London City Airport?
Our most recent data shows that the best time of day to fly to London City Airport is in the afternoon. Flights from Seattle to London City Airport during this time can be as low as $707. Flights in the afternoon are often more expensive with an average ticket price of $707.
When to book flights from Seattle to London City Airport
Cheap Seattle to London City Airport (SEA to LCY) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to London City Airport
How far is Seattle/Tacoma Intl to London City by plane?
The distance between Seattle/Tacoma Intl and London City is about 4785.6 mi. In terms of flight time, this usually takes a little over 13h 10m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to London City Airport?
Prices for flights from Seattle/Tacoma Intl Airport to London City Airport are refreshed on a daily basis.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to London City Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to London City Airport.
What documentation or ID do you need to fly to London City Airport?
The travel and health documents you'll need for your trip to London City Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London City Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to London?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to London. momondo saves you time and could save you money on your trip.
Can I find flights from Seattle to London with flexible booking policies on momondo?
Yes. All flights to London from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Seattle to London?
Once you have performed a search for Seattle to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Seattle to London right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Seattle to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.