What is the cheapest airline that flies from Seattle/Tacoma Intl to Liberia?

Air Canada, Alaska Airlines, and United Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Liberia

Which layover airport offers the lowest fares from Seattle to Liberia?

Flights via Los Angeles (LAX) offer the lowest average round-trip price of $809.

What airlines fly to Liberia?

United Airlines, American Airlines and Alaska Airlines are the top three most popular airlines that fly to Liberia from Seattle according to our data. United Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Liberia. Keep in mind that there are 7 different airlines that fly to Liberia on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular layover for flights between Seattle and Liberia?

Los Angeles (LAX) was the most common stop: 40% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest travel time from Seattle to Liberia?

Flights connecting via Dallas (DFW) have the shortest average one-way travel time: 9h 29m.

Which layover airport has the shortest connection time from Seattle to Liberia?

Dallas (DFW) has the shortest average layover time for this route: 2h 12m.

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?

The number of operators available for flights from Seattle/Tacoma Intl Airport to Liberia Airport is 4 as of November 2026.

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.

$317 Cheap Flights from Seattle to Liberia in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Liberia

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:45 am - 1:05 pmSEA Seattle/Tacoma Intl-LIR Liberia

28h 20m1 stop Toronto Pearson Intl

7:35 am - 2:38 pmLIR Liberia-SEA Seattle/Tacoma Intl

32h 03m1 stop Vancouver Intl

$644Air Canada

Thu, Apr 1 - Thu, Apr 8

3:15 pm - 1:05 pmSEA Seattle/Tacoma Intl-LIR Liberia

20h 50m2 stops Vancouver Intl Toronto Pearson Intl

7:35 am - 9:18 amLIR Liberia-SEA Seattle/Tacoma Intl

26h 43m1 stop Vancouver Intl

$644Air Canada

Thu, Apr 1 - Thu, Apr 8

7:39 pm - 8:30 pmSEA Seattle/Tacoma Intl-LIR Liberia

22h 51m2 stops San Francisco Los Angeles

8:33 am - 9:15 amLIR Liberia-SEA Seattle/Tacoma Intl

26h 42m2 stops Los Angeles San Francisco

$662Alaska Airlines

Tue, Feb 2 - Mon, Feb 8

7:30 am - 8:30 pmSEA Seattle/Tacoma Intl-LIR Liberia

11h 00m2 stops San Francisco Los Angeles

8:33 am - 9:16 amLIR Liberia-SEA Seattle/Tacoma Intl

26h 43m2 stops Los Angeles San Jose

$662Alaska Airlines

Thu, Feb 4 - Mon, Feb 8

3:55 pm - 12:35 pmSEA Seattle/Tacoma Intl-LIR Liberia

18h 40m1 stop Minneapolis St Paul

3:25 pm - 10:05 amLIR Liberia-SEA Seattle/Tacoma Intl

20h 40m1 stop Atlanta Hartsfield-Jackson

$697Delta

Tue, Feb 2 - Tue, Feb 9

3:55 pm - 12:35 pmSEA Seattle/Tacoma Intl-LIR Liberia

18h 40m1 stop Minneapolis St Paul

3:25 pm - 10:05 amLIR Liberia-SEA Seattle/Tacoma Intl

20h 40m1 stop Atlanta Hartsfield-Jackson

$697Delta

Mon, Feb 1 - Tue, Feb 9

5:05 am - 4:10 pmSEA Seattle/Tacoma Intl-LIR Liberia

9h 05m1 stop Denver Intl

2:20 pm - 10:59 pmLIR Liberia-SEA Seattle/Tacoma Intl

10h 39m1 stop Houston George Bush Intcntl

$707United Airlines

Tue, Dec 8 - Tue, Dec 22

5:07 am - 3:19 pmSEA Seattle/Tacoma Intl-LIR Liberia

9h 12m1 stop Denver Intl

1:20 pm - 10:38 pmLIR Liberia-SEA Seattle/Tacoma Intl

10h 18m1 stop Houston George Bush Intcntl

$707United Airlines

Wed, Apr 28 - Wed, May 5

5:43 pm - 2:16 pmSEA Seattle/Tacoma Intl-LIR Liberia

18h 33m1 stop Dallas/Fort Worth

4:20 pm - 9:37 amLIR Liberia-SEA Seattle/Tacoma Intl

19h 17m1 stop Chicago O'Hare Intl

$707American Airlines

Tue, Mar 2 - Wed, Mar 10

9:45 pm - 2:19 pmSEA Seattle/Tacoma Intl-LIR Liberia

14h 34m2 stops Charlotte Douglas Miami

3:15 pm - 11:59 pmLIR Liberia-SEA Seattle/Tacoma Intl

10h 44m1 stop Dallas/Fort Worth

$711American Airlines

Tue, Dec 8 - Tue, Dec 22

Cheap last minute flights

Enter your travel dates to find the best prices.

7:45 am - 2:10 pmSEA Seattle/Tacoma Intl-LIR Liberia

28h 25m1 stop Toronto Pearson Intl

3:10 pm - 8:59 pmLIR Liberia-SEA Seattle/Tacoma Intl

31h 49m1 stop Toronto Pearson Intl

$826Air Canada

Fri, Nov 13 - Sun, Nov 22

3:15 pm - 2:10 pmSEA Seattle/Tacoma Intl-LIR Liberia

20h 55m2 stops Vancouver Intl Toronto Pearson Intl

3:10 pm - 8:59 pmLIR Liberia-SEA Seattle/Tacoma Intl

31h 49m1 stop Toronto Pearson Intl

$826Air Canada

Fri, Nov 13 - Sun, Nov 22

8:40 am - 2:20 pmSEA Seattle/Tacoma Intl-LIR Liberia

27h 40m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

3:10 pm - 2:37 pmLIR Liberia-SEA Seattle/Tacoma Intl

25h 27m2 stops Toronto Pearson Intl Vancouver Intl

$831Air Canada

Wed, Nov 11 - Wed, Dec 2

7:05 pm - 2:20 pmSEA Seattle/Tacoma Intl-LIR Liberia

17h 15m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

3:10 pm - 8:59 pmLIR Liberia-SEA Seattle/Tacoma Intl

31h 49m1 stop Toronto Pearson Intl

$831Air Canada

Mon, Nov 9 - Thu, Dec 3

7:05 pm - 2:20 pmSEA Seattle/Tacoma Intl-LIR Liberia

17h 15m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

3:10 pm - 8:59 pmLIR Liberia-SEA Seattle/Tacoma Intl

31h 49m1 stop Toronto Pearson Intl

$831Air Canada

Mon, Nov 9 - Wed, Dec 2

8:40 am - 2:20 pmSEA Seattle/Tacoma Intl-LIR Liberia

27h 40m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

3:10 pm - 8:59 pmLIR Liberia-SEA Seattle/Tacoma Intl

31h 49m1 stop Toronto Pearson Intl

$831Air Canada

Wed, Nov 11 - Fri, Dec 4

8:40 am - 2:20 pmSEA Seattle/Tacoma Intl-LIR Liberia

27h 40m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

3:10 pm - 6:22 pmLIR Liberia-SEA Seattle/Tacoma Intl

29h 12m2 stops Toronto Pearson Intl Vancouver Intl

$831Air Canada

Wed, Nov 11 - Fri, Dec 4

8:40 am - 2:20 pmSEA Seattle/Tacoma Intl-LIR Liberia

27h 40m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

3:10 pm - 8:59 pmLIR Liberia-SEA Seattle/Tacoma Intl

31h 49m1 stop Toronto Pearson Intl

$831Air Canada

Wed, Nov 11 - Wed, Dec 2

11:59 pm - 1:10 pmSEA Seattle/Tacoma Intl-LIR Liberia

11h 11m1 stop Houston George Bush Intcntl

1:00 pm - 9:21 pmLIR Liberia-SEA Seattle/Tacoma Intl

10h 21m1 stop Denver Intl

$998United Airlines

Wed, Nov 11 - Fri, Dec 4

7:04 pm - 4:10 pmSEA Seattle/Tacoma Intl-LIR Liberia

19h 06m1 stop Denver Intl

1:00 pm - 9:21 pmLIR Liberia-SEA Seattle/Tacoma Intl

10h 21m1 stop Denver Intl

$998United Airlines

Wed, Nov 11 - Thu, Dec 3

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Air Canada flights from Seattle to Liberia

Our best Air Canada deals on Seattle to Liberia flight tickets

Air Canada

Apr 1

SEA3:15 pmSeattle/Tacoma Intl

20h 50m

2 stops

LIR1:05 pmLiberia

Apr 8

LIR7:35 amLiberia

26h 43m

1 stop

SEA9:18 amSeattle/Tacoma Intl

$644

Air Canada

Apr 2

SEA3:15 pmSeattle/Tacoma Intl

20h 50m

2 stops

LIR1:05 pmLiberia

Apr 13

LIR2:15 pmLiberia

29h 08m

2 stops

SEA6:23 pmSeattle/Tacoma Intl

$679

Air Canada

Apr 17

SEA7:45 amSeattle/Tacoma Intl

28h 20m

1 stop

LIR1:05 pmLiberia

Apr 25

LIR2:05 pmLiberia

31h 43m

1 stop

SEA8:48 pmSeattle/Tacoma Intl

$684

Alaska Airlines flights from Seattle to Liberia

Our best Alaska Airlines deals on Seattle to Liberia flight tickets

Alaska Airlines

Feb 2

SEA7:39 pmSeattle/Tacoma Intl

22h 51m

2 stops

LIR8:30 pmLiberia

Feb 8

LIR8:33 amLiberia

26h 42m

2 stops

SEA9:15 amSeattle/Tacoma Intl

$662

Alaska Airlines

Feb 2

SEA6:00 amSeattle/Tacoma Intl

12h 30m

1 stop

LIR8:30 pmLiberia

Feb 8

LIR8:33 amLiberia

26h 42m

2 stops

SEA9:15 amSeattle/Tacoma Intl

$668

Alaska Airlines

Feb 4

SEA7:30 amSeattle/Tacoma Intl

11h 00m

2 stops

LIR8:30 pmLiberia

Feb 8

LIR8:33 amLiberia

29h 54m

1 stop

SEA12:27 pmSeattle/Tacoma Intl

$681

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleLiberia

SEA Seattle/Tacoma Intl - LIR Liberia

SEALIR

Seattle/Tacoma Intl

Thu 4/1

7:45 am-1:05 pm

1 stop28h 20m

Liberia

Thu 4/8

7:35 am-2:38 pm

1 stop32h 03m

$644

SeattleLiberia

SEA Seattle/Tacoma Intl - LIR Liberia

SEALIR

Seattle/Tacoma Intl

Thu 4/1

3:15 pm-1:05 pm

2 stops20h 50m

Liberia

Thu 4/8

7:35 am-9:18 am

1 stop26h 43m

$644

SeattleLiberia

SEA Seattle/Tacoma Intl - LIR Liberia

SEALIR

Seattle/Tacoma Intl

Tue 2/2

7:39 pm-8:30 pm

2 stops22h 51m

Liberia

Mon 2/8

8:33 am-9:15 am

2 stops26h 42m

$662

SeattleLiberia

SEA Seattle/Tacoma Intl - LIR Liberia

SEALIR

Seattle/Tacoma Intl

Thu 2/4

7:30 am-8:30 pm

2 stops11h 00m

Liberia

Mon 2/8

8:33 am-9:16 am

2 stops26h 43m

$662

SeattleLiberia

SEA Seattle/Tacoma Intl - LIR Liberia

SEALIR

Seattle/Tacoma Intl

Tue 2/2

3:55 pm-12:35 pm

1 stop18h 40m

Liberia

Tue 2/9

3:25 pm-10:05 am

1 stop20h 40m

$697

SeattleLiberia

SEA Seattle/Tacoma Intl - LIR Liberia

SEALIR

Seattle/Tacoma Intl

Mon 2/1

3:55 pm-12:35 pm

1 stop18h 40m

Liberia

Tue 2/9

3:25 pm-10:05 am

1 stop20h 40m

$697

SeattleLiberia

SEA Seattle/Tacoma Intl - LIR Liberia

SEALIR

Seattle/Tacoma Intl

Tue 12/8

5:05 am-4:10 pm

1 stop9h 05m

Liberia

Tue 12/22

2:20 pm-10:59 pm

1 stop10h 39m

$707

Quickest round-trip

SeattleLiberia

SEA Seattle/Tacoma Intl - LIR Liberia

SEALIR

Seattle/Tacoma Intl

Wed 4/28

5:07 am-3:19 pm

1 stop9h 12m

Liberia

Wed 5/5

1:20 pm-10:38 pm

1 stop10h 18m

$707

SeattleLiberia

SEA Seattle/Tacoma Intl - LIR Liberia

SEALIR

Seattle/Tacoma Intl

Tue 3/2

5:43 pm-2:16 pm

1 stop18h 33m

Liberia

Wed 3/10

4:20 pm-9:37 am

1 stop19h 17m

$707

SeattleLiberia

SEA Seattle/Tacoma Intl - LIR Liberia

SEALIR

Seattle/Tacoma Intl

Tue 12/8

9:45 pm-2:19 pm

2 stops14h 34m

Liberia

Tue 12/22

3:15 pm-11:59 pm

1 stop10h 44m

$711

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

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

Prices are currently low for flights on this route.

Typical prices usually range from $673 to $1,031.
The lowest price recently found on this route was $644.

What is the cheapest month to fly to Liberia?

The month of January is another great option to travel to Liberia, with average flight prices from Seattle averaging around $625.

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 from Seattle 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 $774 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 $583 on momondo.

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

There is only 1 cabin class available to choose from on Seattle to Liberia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Liberia flights?

You could potentially save up to 17% on your flight if you consider stops on a Seattle to Liberia flight.

How have Seattle to Liberia flight prices changed over time?

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

Best Price Found	$317
Fastest flight time	6h 58m
Direct flights	Sun
Airports in Liberia	1 airport

The best one-way flight to Liberia from Seattle in the past 72 hours is $317. The best round-trip flight deal from Seattle to Liberia found on momondo in the last 72 hours is $644.

The fastest flight from Seattle to Liberia takes 6h 58m

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 6h 58m 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?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Liberia Airport is 4 as of November 2026.
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?
momondo data reveals that the most frequently booked plane model on the route from Seattle to Liberia is Boeing 737 MAX 8, representing 100.00% of all bookings.
What is the most popular airline from Seattle to Liberia?
Based on momondo bookings for flights between Seattle and Liberia, the leading airline is Alaska Airlines, making up 40% of the total bookings. Other popular airlines include United Airlines with 34%, American Airlines with 24%, and Delta with 3%.

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 Airlines	PriceFrom $366	Free Cancellation	Rating 7.0 12,232 reviews	Search American Airlines flights
Delta	PriceFrom $390	Free Cancellation	Rating 7.8 8,701 reviews	Search Delta flights
United Airlines	PriceFrom $414	Free Cancellation	Rating 7.3 10,469 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $422	Free Cancellation	Rating 7.9 13,154 reviews	Search Alaska Airlines flights

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.

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Cheap flights from Seattle to Liberia from $317

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 4/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Seattle to Liberia

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Cheap last minute flights

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Filter for what you want

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Air Canada flights from Seattle to Liberia

Our best Air Canada deals on Seattle to Liberia flight tickets

Alaska Airlines flights from Seattle to Liberia

Our best Alaska Airlines deals on Seattle to Liberia flight tickets

momondo Fare Finder

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

See travel insights to Liberia from

How to get the cheapest flight ticket from Seattle to Liberia

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

What is the cheapest month to fly to Liberia?

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

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

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

Can stopping save me money on Seattle to Liberia flights?

How have Seattle to Liberia flight prices changed over time?

What is the cheapest airline that flies from Seattle/Tacoma Intl to Liberia?

What airlines fly to Liberia?

Which airport is the most popular layover for flights between Seattle and Liberia?

Which layover airport offers the lowest fares from Seattle to Liberia?

Which layover airport has the shortest travel time from Seattle to Liberia?

Which layover airport has the shortest connection time from Seattle to Liberia?

When to book flights from Seattle to Liberia

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

Best Price Found

Fastest flight time

Direct flights

Airports in Liberia

Frequently asked questions about flying 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

Traveling to a place near Liberia?

Why use momondo?

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Costa Rica

Airports servicing Costa Rica

Fly your favorite airline to Liberia

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Liberia

List of cabin classes available on flights landing in Liberia. Availability may vary depending on flight origin and airline.

Popular cities in Costa Rica

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Seattle

According to popular flight searches on momondo this year

Complete your trip to Liberia

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