$613+ Cheap flights from Seattle (SEA) to Liverpool (LPL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LPL
Aug 3 — Aug 101
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Seattle to Liverpool with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Find flight deals from Seattle to Liverpool
Cheapest flights from Seattle to LiverpoolExplore the most affordable flight options available from Seattle to Liverpool. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.
Explore the most affordable flight options available from Seattle to Liverpool. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.
This Trip.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/198:05 pmSEA - LPL
1 stop15h 45mAer Lingus
Wed 12/312:25 pmLPL - SEA
1 stop13h 55mAer Lingus
Deal found 7/27![Aer Lingus logo]()
$613
This Mytrip deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/125:30 amSEA - LPL
3 stops25h 25mMultiple Airlines
Fri 9/1911:50 pmLPL - SEA
2 stops27h 41mMultiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$709
This British Airways deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/168:05 pmSEA - LPL
1 stop30h 15mBritish Airways
Fri 12/510:50 amLPL - SEA
1 stop15h 30mBritish Airways
Deal found 7/27![British Airways logo]()
$935
Best time to book a flight from Seattle to Liverpool
Have a flexible travel schedule? Discover the best time to fly to Liverpool from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Seattle to Liverpool
What is the cheapest month to book a flight from Seattle to Liverpool?
Currently, January is the cheapest month in which you can book a flight from Seattle to Liverpool (average of $670). Flying from Seattle to Liverpool in June is currently the most expensive (average of $1,267). 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.
What is the cheapest time of day to fly from SEA to LPL?
Find hourly flight availability from Seattle to Liverpool. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Liverpool as you normally would.
Related info for your journey
Find useful and relevant information for your journey from Seattle to Liverpool. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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 Seattle to Liverpool
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Seattle to Liverpool
Discover the top airline that operate flights from Seattle to Liverpool. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$667 | Average$901 | FlexibilityNo cancel fee | On-timeN/A |