Alaska
Oneworld
Did you mean flights from Liberia to Seattle / Tacoma?
United States
Seattle–Tacoma International Airport
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Costa Rica
Daniel Oduber Quirós International Airport
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Scan through all non-stop flights from Seattle / Tacoma to Liberia. The full flight schedule below gives an overview of all non-stop flights from SEA to LIR, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
Liberia is a tropical destination known for its warm climate, with temperatures between 25°C and 30°C (77°F to 86°F) throughout the year. The area is characterized by high humidity and frequent rainfall.
Being located north of the equator, Liberia experiences its dry season from November to April, making this the perfect time to visit. In this period, you can expect mostly dry conditions, while the wet season will see days of rain. Humidity and temperatures are consistently high all year long.
Currently, there is only one airline operating non-stop flights from Seattle / Tacoma SEA to Liberia LIR, which is Alaska. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.
Click an airline below to view their SEA LIR flight schedule.
Flights from SEA to LIR are operated once a week. Departure times vary between 08:15 - 09:25. The earliest flight departs at 08:15, the last flight departs at 09:25. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.
You can fly in Economy and Business Class. Premium Economy and First Class are not available on this route (at least not as a non-stop flight).
The fastest direct flight from Seattle / Tacoma to Liberia takes 6 hours and 57 minutes. The flight distance between Seattle / Tacoma and Liberia is 3,321 miles (or 5,345 km).
There is 1 airport in Liberia: Daniel Oduber Quirós International Airport (LIR).
There is 1 flight per week flying from Seattle / Tacoma to Liberia (as of April 2026).
6 hours and 57 minutes is the average flight time from Seattle / Tacoma to Liberia.
The distance from Seattle / Tacoma to Liberia is 3,321 miles (5,345 kilometers).
Alaska is the only airline flying nonstop from Seattle / Tacoma to Liberia.
Oneworld is currently the only alliance flying nonstop from Seattle / Tacoma to Liberia.
You can fly non-stop in Economy and Business Class.
Aircraft types that fly from Seattle / Tacoma to Liberia:
The earliest flight departs at 08:15 from Seattle / Tacoma and arrives at 17:13 at Liberia.
The latest flight departs at 09:25 from Seattle / Tacoma and arrives at 17:29 at Liberia.
3,321 miles (5,345 km) · 6h 57m
08:35
16:39
Alaska
Oneworld
AS 126
Alaska
Boeing 737 MAX 8
Y
W
J
F
09:25
17:29
Alaska
Oneworld
AS 373
Alaska
Boeing 737 MAX 8
Y
W
J
F
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