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Cheap flights from Seattle to Liverpool from £402

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Liverpool departing on 2/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
20:05 - 10:20SEA-LPL
30h 15m1 stop
British Airways Logo
10:50 - 18:20LPL-SEA
15h 30m1 stop
£928British Airways
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Mon, 2 Mar - Fri, 6 Mar

Aer Lingus flights from Seattle to Liverpool

Our best Aer Lingus deals on Seattle to Liverpool flight tickets
Aer Lingus
20 Oct
SEA00:34Seattle/Tacoma Intl
25h 56m
2 stops
LPL10:30Liverpool J. Lennon
21 Nov
LPL10:50Liverpool J. Lennon
15h 30m
1 stop
SEA18:20Seattle/Tacoma Intl
£666
Find similar
Aer Lingus
20 Oct
SEA00:34Seattle/Tacoma Intl
25h 56m
2 stops
LPL10:30Liverpool J. Lennon
21 Nov
LPL10:50Liverpool J. Lennon
20h 28m
2 stops
SEA23:18Seattle/Tacoma Intl
£673
Find similar
Aer Lingus
21 Oct
SEA06:10Seattle/Tacoma Intl
20h 20m
2 stops
LPL10:30Liverpool J. Lennon
21 Nov
LPL10:50Liverpool J. Lennon
20h 28m
2 stops
SEA23:18Seattle/Tacoma Intl
£677
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Seattle to Liverpool that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 15 October 2025.
Use the filters below to find and compare flights from Seattle to Liverpool that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleLiverpool

SEA - LPL

SEALPL

Seattle/Tacoma Intl

Mon 2/3

20:05-10:20

1 stop30h 15m

Liverpool J. Lennon

Fri 6/3

10:50-18:20

1 stop15h 30m

£928

SeattleLiverpool

SEA - LPL

SEALPL

Seattle/Tacoma Intl

Fri 2/1

15:10-18:55

3 stops43h 45m

£402

SeattleLiverpool

SEA - LPL

SEALPL

Seattle/Tacoma Intl

Fri 2/1

15:10-22:35

2 stops47h 25m

£415

SeattleLiverpool

SEA - LPL

SEALPL

Seattle/Tacoma Intl

Fri 2/1

20:05-20:05

1 stop16h 00m

£423

SeattleLiverpool

SEA - LPL

SEALPL

Seattle/Tacoma Intl

Thu 1/1

00:25-20:05

2 stops35h 40m

£543

SeattleLiverpool

SEA - LPL

SEALPL

Seattle/Tacoma Intl

Thu 1/1

00:25-10:20

3 stops25h 55m

£598

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Liverpool from

How to get the cheapest flight ticket from Seattle to Liverpool

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 airline that flies from Seattle/Tacoma Intl to Liverpool J. Lennon?

Aer Lingus is the most popular carrier operating from Seattle/Tacoma Intl to Liverpool J. Lennon

Which airlines fly to Liverpool?

British Airways, Icelandair and Aer Lingus are the top three most popular airlines that fly to Liverpool from Seattle according to our data. British Airways is the first choice among our users, with 52% of people opting to fly with this airline when travelling to Liverpool. Keep in mind that there are 3 different airlines that fly to Liverpool on a routine basis, so you have a few additional options to choose from.

When to book flights from Seattle to Liverpool

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Liverpool according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Seattle to Liverpool (SEA to LPL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Liverpool

Direct flights

None
There are no direct flights from Seattle to Liverpool. There are no popular flight routes from Seattle to Liverpool.
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  • How far is Seattle/Tacoma Intl to Liverpool J. Lennon by plane?

    There are 4603.0 mi between Seattle/Tacoma Intl and Liverpool J. Lennon. Flights usually cover this in 30h 15m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Liverpool J. Lennon Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Liverpool J. Lennon Airport were last updated today.

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Liverpool J. Lennon Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Liverpool J. Lennon Airport.

  • What documentation or ID do you need to fly to Liverpool J. Lennon Airport?

    The required travel and health documents for your Liverpool J. Lennon Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Liverpool J. Lennon Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Liverpool?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Liverpool for you.

Can I find flights from Seattle to Liverpool with flexible booking policies on momondo?

Yes. All flights to Liverpool 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 Liverpool?

Once you have performed a search for Seattle to Liverpool 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 Liverpool right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Seattle to Liverpool now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Liverpool and let you know when they change.

An easier way to manage your Liverpool trip

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