On this page, you can find and book flights from Seattle to Liberia. Connecting the USA and Costa Rica, this flight covers a distance of 5,357 km, with an average of 1 flight per week on this route.
The main carrier for this destination is Alaska Airlines. Ticket prices are dynamic, so use the low fare calendar to find the best deals. You can also find information on how to get to the Seattle airport and how to travel to your destination from Liberia.
Below is a calendar of the lowest flight ticket prices for Seattle — Liberia by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $464 in y, and the most expensive are around $464 in y. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.
Seattle → Liberia, average one-way price
| Month | Average price | Level | Month | Average price | Level | Month | Average price | Level |
|---|---|---|---|---|---|---|---|---|
| Jan | $318 | low | May | $354 | low | Sep | $330 | low |
| Feb | $342 | medium | Jun | $379 | medium | Oct | $306 | low |
| Mar | $391 | high | Jul | $416 | medium | Nov | $367 | medium |
| Apr | $513 | high | Aug | $440 | high | Dec | $525 | high |
Some values are estimated based on seasonality.
The highest temperatures in Liberia are observed in April, when the air warms up to 32.8°C. The rainiest month is October, with 388.8 mm of precipitation and 28 rainy days, which is important to consider when planning your trip.
Current data on the lowest flight prices from Seattle is being updated in our system. To find the best deals, we recommend using the price trend chart and interactive calendar available on this page.
For a balance between weather conditions and comfort, it's best to choose March, which offers dry weather. Travelers are advised to avoid the peak of the rainy and storm season in September and October.
Flights between Seattle and Liberia are served by Alaska Airlines, the primary scheduled carrier on this route. On average, there is 1 flight per week, providing a direct connection between these cities in the US and Costa Rica. Details regarding the schedule and available flight options are provided in the list below; click on the airline card to check specific departure days.
Flights Seattle — Liberia depart from Seattle-Tacoma International Airport and Paine Field and arrive at Liberia Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.
The approximate travel time for a direct flight is about 6 hours and 20 minutes, given the 5,357 km distance between the cities and the average speed of civil aviation.
The main carrier for this route is Alaska Airlines, which operates regular flights between the cities.
Yes, direct flights are available, but their frequency is limited, typically around one departure per week.
The cost of flights changes constantly based on demand and how far in advance you book; you can see the current minimum price in the price calendar section on this page.
Flights from Seattle arrive at Liberia's Daniel Oduber Quirós International Airport (LIR), located in Costa Rica.
Where travelers fly most — pick a route and check prices
