Question 1

What are the cheapest airlines flying from London City Airport to Seattle round-trip?

Accepted Answer

Our cheapest airline available from London City Airport to Seattle is British Airways. Our recent data shows that you can find tickets from as low as £491 on this airline. Additional options worth looking into are SWISS and Lufthansa, starting at £523 and £544 round-trip.

Question 2

What are the cheapest airlines to fly from London City Airport to Seattle one-way?

Accepted Answer

To fly one-way, consider booking your trip with SWISS, which is currently one of the cheapest options available, starting at £466. British Airways flights start at £473 while deals on Aer Lingus start at £618 one-way.

Question 3

What is the cheapest month to book a flight from London City Airport to Seattle?

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from London City Airport to Seattle (average of £622). Flying from London City Airport to Seattle in July is currently the most expensive (average of £946). 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.

Question 4

What is the cheapest day to fly from London City Airport to Seattle?

Accepted Answer

Travellers seeking maximum savings on their London City Airport to Seattle flight should consider departing on Monday mornings when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 5

E

Accepted Answer

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

Question 6

E

Accepted Answer

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

Question 7

What is the cheapest day to fly round-trip from London City Airport to Seattle?

Accepted Answer

Travelers have found that booking a Sunday departure is the best way to save up to 3% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

Question 8

How far in advance should I book a flight from London City Airport to Seattle?

Accepted Answer

Travelers have found it’s best to book a flight 44 days in advance to save up to 40% 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 44 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 City Airport to Seattle 1-2 weeks in advance for as low as £575, or £773 for flights within the next 24 hours.

Question 9

What is the cheapest month to fly from London City Airport to Seattle?

Accepted Answer

The best pricing can be found in the month of January. Prices to Seattle from London City Airport average £572. You can even find prices in January for less than £572, as users have found deals to Seattle from as low as £326. The month of August appears to be one of the more expensive times to travel to Seattle from London City Airport. Flying in the targeted month can save you up to 33%.

Question 10

What is the cheapest time of day to fly from LCY to SEA?

Accepted Answer

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London City Airport to Seattle as you normally would.

Question 11

What airport do you fly into for flights to Seattle from London City?

Accepted Answer

Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly into when you book flights from London City to Seattle. 0 airlines have flights to Seattle/Tacoma Intl from London City on a regular basis. Booking flights from London City to Seattle/Tacoma Intl should not be difficult; the airport handles an average of 0 inbound flights from London City per day.

Question 12

Can I find deals for flights from London City to Seattle that include hotel bookings?

Accepted Answer

Yes. In addition to deals on London City to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 13

How can I find direct flights from London City to Seattle?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London City to Seattle.

Question 14

Can I find deals for business class flights from London City to Seattle?

Accepted Answer

Yes. Cheapflights offers flight deals from London City to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 15

How does Cheapflights help users find flights from London City to Seattle?

Accepted Answer

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from London City to Seattle. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Question 16

Why should you use Cheapflights to find cheap flight tickets from London City to Seattle?

Accepted Answer

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Seattle from London City.

Question 17

Can Cheapflights find flights from London City to Seattle with no change fees?

Accepted Answer

Cheapflights does show flights with no change fees to all users. To see these options for flights from London City to Seattle, users can toggle the no change fees filter when performing a flight search.

Question 18

Can Cheapflights notify me if prices for flights from London City to Seattle become cheaper?

Accepted Answer

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

Round-trip from	£491
One-way from	£447
Popular in	August
Cheapest in	January
Average price	£529

Cheap flights from London City Airport to Seattle from £447

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/6. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London City to Seattle

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from London City to Seattle

Cheapest flights from London City to SeattleExplore the most affordable flight options available from London City to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Explore the most affordable flight options available from London City to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from London City Airport to Seattle that are best for you.

Best time to book a flight from London City to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from London City with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from London City Airport to Seattle

What is the cheapest time of day to fly from LCY to SEA?

Find hourly flight availability from London City to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 April 2025.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

Reviews of airlines servicing Seattle

Read reviews from past customers who have flown Delta, KLM and SWISS from London to Seattle. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from London City to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Seattle from London City?

What are the cheapest airlines flying from London City Airport to Seattle round-trip?

What are the cheapest airlines to fly from London City Airport to Seattle one-way?

Can I find deals for flights from London City to Seattle that include hotel bookings?

How can I find direct flights from London City to Seattle?

Can I find deals for business class flights from London City to Seattle?

What is the cheapest month to book a flight from London City Airport to Seattle?

Travelling to a place near London City Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London City to Seattle

See prices for flight routes from nearby airports that may be better suited for you.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London City to Seattle?

Why should you use Cheapflights to find cheap flight tickets from London City to Seattle?

Can Cheapflights find flights from London City to Seattle with no change fees?

Can Cheapflights notify me if prices for flights from London City to Seattle become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from London City to Seattle
Explore the most affordable flight options available from London City to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.