Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Seattle to Liberia from $257

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 Liberia departing on 5/30. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Liberia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
11:55 pm - 1:15 pm
SEA
-
LIR
12h 20m
2 stops
Southwest Logo
2:10 pm - 12:55 am
LIR
-
SEA
11h 45m
2 stops
$597Southwest
Sun, May 3 - Fri, May 8
JetBlue Logo
11:39 pm - 12:40 pm
SEA
-
LIR
12h 01m
1 stop
JetBlue Logo
2:00 pm - 8:56 pm
LIR
-
SEA
31h 56m
1 stop
$608JetBlue
Sat, May 16 - Fri, May 22
WestJet Logo
7:35 pm - 12:25 pm
SEA
-
LIR
15h 50m
2 stops
WestJet Logo
7:15 am - 6:45 pm
LIR
-
SEA
12h 30m
1 stop
$634WestJet
Thu, Aug 20 - Sun, Aug 23
JetBlue Logo
11:52 pm - 12:40 pm
SEA
-
LIR
11h 48m
1 stop
JetBlue Logo
2:00 pm - 8:56 pm
LIR
-
SEA
31h 56m
1 stop
$645JetBlue
Wed, Jun 3 - Tue, Jun 9
WestJet Logo
7:35 pm - 12:25 pm
SEA
-
LIR
15h 50m
2 stops
WestJet Logo
7:15 am - 9:40 am
LIR
-
SEA
27h 25m
1 stop
$646WestJet
Mon, Jul 13 - Sun, Jul 19
JetBlue Logo
11:39 pm - 12:40 pm
SEA
-
LIR
12h 01m
1 stop
JetBlue Logo
2:00 pm - 8:56 pm
LIR
-
SEA
31h 56m
1 stop
$649JetBlue
Sun, May 17 - Fri, May 22
Multiple Airlines Logo
11:39 pm - 12:40 pm
SEA
-
LIR
12h 01m
1 stop
Multiple Airlines Logo
11:20 am - 10:44 pm
LIR
-
SEA
12h 24m
1 stop
$652Multiple Airlines
Sat, May 16 - Sat, May 23
JetBlue Logo
11:52 pm - 12:40 pm
SEA
-
LIR
11h 48m
1 stop
JetBlue Logo
2:00 pm - 8:56 pm
LIR
-
SEA
31h 56m
1 stop
$664JetBlue
Wed, Jun 3 - Tue, Jun 9
JetBlue Logo
11:39 pm - 1:10 pm
SEA
-
LIR
12h 31m
1 stop
JetBlue Logo
2:30 pm - 8:56 pm
LIR
-
SEA
31h 26m
1 stop
$666JetBlue
Fri, May 15 - Sat, May 23
Air Canada Logo
8:00 am - 12:05 pm
SEA
-
LIR
27h 05m
1 stop
Air Canada Logo
1:00 pm - 9:07 pm
LIR
-
SEA
33h 07m
1 stop
$670Air Canada
Fri, Jun 12 - Sat, Jun 20

Save money when you book flights with momondo

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.
Search flight deals

Alaska Airlines flights from Seattle to Liberia

Our best Alaska Airlines deals on Seattle to Liberia flight tickets
Alaska Airlines
May 4
SEA10:49 amSeattle/Tacoma Intl
18h 31m
1 stop
LIR6:20 amLiberia
May 7
LIR11:20 amLiberia
12h 32m
1 stop
SEA10:52 pmSeattle/Tacoma Intl
$688
Alaska Airlines
Jul 17
SEA9:18 pmSeattle/Tacoma Intl
32h 19m
1 stop
LIR6:37 amLiberia
Aug 3
LIR6:39 pmLiberia
18h 13m
1 stop
SEA11:52 amSeattle/Tacoma Intl
$699
Alaska Airlines
Jul 17
SEA9:18 pmSeattle/Tacoma Intl
32h 19m
1 stop
LIR6:37 amLiberia
Aug 4
LIR6:39 pmLiberia
22h 51m
2 stops
SEA4:30 pmSeattle/Tacoma Intl
$703

American Airlines flights from Seattle to Liberia

Our best American Airlines deals on Seattle to Liberia flight tickets
American Airlines
Jun 24
SEA5:38 pmSeattle/Tacoma Intl
19h 59m
1 stop
LIR2:37 pmLiberia
Jun 29
LIR3:37 pmLiberia
10h 22m
1 stop
SEA12:59 amSeattle/Tacoma Intl
$693
American Airlines
Jun 21
SEA5:38 pmSeattle/Tacoma Intl
19h 59m
1 stop
LIR2:37 pmLiberia
Jun 28
LIR2:45 pmLiberia
22h 16m
1 stop
SEA12:01 pmSeattle/Tacoma Intl
$694
American Airlines
May 1
SEA10:16 pmSeattle/Tacoma Intl
13h 54m
1 stop
LIR1:10 pmLiberia
May 12
LIR2:10 pmLiberia
20h 25m
1 stop
SEA9:35 amSeattle/Tacoma Intl
$723

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Liberia 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 832,500 searches. Data last updated April 18, 2026.
Use the filters below to find and compare flights from Seattle to Liberia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SeattleLiberia

SEA - LIR

SEALIR

Seattle/Tacoma Intl

Sun 5/3

11:55 pm-1:15 pm

2 stops12h 20m

Liberia

Fri 5/8

2:10 pm-12:55 am

2 stops11h 45m

$597

SeattleLiberia

SEA - LIR

SEALIR

Seattle/Tacoma Intl

Sat 5/16

11:39 pm-12:40 pm

1 stop12h 01m

Liberia

Fri 5/22

2:00 pm-8:56 pm

1 stop31h 56m

$608

SeattleLiberia

SEA - LIR

SEALIR

Seattle/Tacoma Intl

Thu 8/20

7:35 pm-12:25 pm

2 stops15h 50m

Liberia

Sun 8/23

7:15 am-6:45 pm

1 stop12h 30m

$634

SeattleLiberia

SEA - LIR

SEALIR

Seattle/Tacoma Intl

Wed 6/3

11:52 pm-12:40 pm

1 stop11h 48m

Liberia

Tue 6/9

2:00 pm-8:56 pm

1 stop31h 56m

$645

SeattleLiberia

SEA - LIR

SEALIR

Seattle/Tacoma Intl

Mon 7/13

7:35 pm-12:25 pm

2 stops15h 50m

Liberia

Sun 7/19

7:15 am-9:40 am

1 stop27h 25m

$646

SeattleLiberia

SEA - LIR

SEALIR

Seattle/Tacoma Intl

Sun 5/17

11:39 pm-12:40 pm

1 stop12h 01m

Liberia

Fri 5/22

2:00 pm-8:56 pm

1 stop31h 56m

$649

SeattleLiberia

SEA - LIR

SEALIR

Seattle/Tacoma Intl

Sat 5/16

11:39 pm-12:40 pm

1 stop12h 01m

Liberia

Sat 5/23

11:20 am-10:44 pm

1 stop12h 24m

$652

SeattleLiberia

SEA - LIR

SEALIR

Seattle/Tacoma Intl

Wed 6/3

11:52 pm-12:40 pm

1 stop11h 48m

Liberia

Tue 6/9

2:00 pm-8:56 pm

1 stop31h 56m

$664

SeattleLiberia

SEA - LIR

SEALIR

Seattle/Tacoma Intl

Fri 5/15

11:39 pm-1:10 pm

1 stop12h 31m

Liberia

Sat 5/23

2:30 pm-8:56 pm

1 stop31h 26m

$666

SeattleLiberia

SEA - LIR

SEALIR

Seattle/Tacoma Intl

Fri 6/12

8:00 am-12:05 pm

1 stop27h 05m

Liberia

Sat 6/20

1:00 pm-9:07 pm

1 stop33h 07m

$670

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Liberia from

How to get the cheapest flight ticket from Seattle to Liberia

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 typical price of a round-trip flight between Seattle and Liberia?

What is the cheapest month to fly to Liberia?

The month of September is another great option to travel to Liberia, with average flight prices from Seattle averaging around $512.

What is the cheapest Seattle/Tacoma Intl to Liberia flight route?

Fly from Seattle/Tacoma Intl to Liberia for the best Seattle/Tacoma Intl - Liberia flight prices

How far in advance should I book a flight to Liberia?

You are more likely to see cheaper flights to Liberia from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Liberia for around $630 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Liberia from Seattle for as low as $497 on momondo.

What cabin class options are available on Seattle/Tacoma Intl to Liberia flights?

There are 2 cabin classes available to choose from on Seattle/Tacoma Intl to Liberia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Seattle to Liberia flight prices changed over time?

As of April 2026, prices for Seattle to Liberia flights are approximately 31% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Liberia

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

Cheap Seattle to Liberia (SEA to LIR) flight deals and tips

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

Fastest flight time

9h 19m

Direct flights

Sun

Airports in Liberia

1 airport
The fastest flight from Seattle to Liberia takes 9h 19m
Direct flights go from Seattle to Liberia on Sunday. There are no airlines offering direct flights.
There is 1 airport in Liberia. From Seattle there are direct flights to Liberia (LIR).
Search flight deals

Frequently asked questions about flying from Seattle to Liberia

  • How far is Seattle/Tacoma Intl to Liberia by plane?

    The straight-line distance from Seattle/Tacoma Intl to Liberia is 3330.1 mi. Typically, this will take 9h 19m by plane in normal conditions.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Liberia Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Liberia Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Liberia Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Liberia Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Liberia Airport.

  • What documentation or ID do you need to fly to Liberia Airport?

    The travel and health documents you'll need for your trip to Liberia 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 Liberia Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Seattle to Liberia?

  • What is the most popular airline from Seattle to Liberia?

Best airlines flying from Seattle to Liberia

Compare and see reviews for airlines that fly from Seattle to Liberia with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $316Free CancellationRating
7.1
11,617 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $357Free CancellationRating
7.9
12,260 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $381Free CancellationRating
7.4
9,605 reviews
Search United Airlines flights

  • Alaska Airlines Flights From Seattle to Liberia

    Alaska Airlines is one of the most popular airlines flying from Seattle to Liberia, operating 1 flight/week on average for this route. A good Alaska Airlines flight deal for Seattle to Liberia starts from $357 round-trip, up to an average price of $617. Our users have rated Alaska Airlines at 7.9/10.

Traveling to a place near Liberia?

Book flights to Liberia if you plan to visit one of these locations
Culebra
Playa Hermosa
Coco

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Liberia from Seattle.

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

momondo does allow users to show only those flights to Liberia from Seattle which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Seattle to Liberia?

momondo provides multiple filters to help you find the best flight to Liberia from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Seattle to Liberia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Liberia, momondo offers a useful price alert feature which will track prices for flights to Liberia from Seattle and alert you when they change.

An easier way to manage your Liberia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 5/18
Mon 5/25
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Costa Rica