How to find cheap flights from Seattle to Costa Rica
£369 is currently the cheapest price for a return flight from Seattle to Costa Rica.
That fare takes you from Seattle to San Jose Juan Santamaria in San Jose.
£174 is the lowest price we've found for a one-way trip.
Flexible about where you fly into? Enter 'Costa Rica' in the 'To' field to compare fares to different cities.
There are two international airports in Costa Rica you can fly into.
Widen your search by choosing 'Add nearby airports.' This will compare prices across the closest airports at both your departure and destination points, which could help you cut costs.
The sooner you book, the better. Fares tend to rise as your trip date gets closer, not drop.
Get notified when fares change by setting up a Price Alert. Download the Skyscanner app to get updates as they happen on your phone.
Best time to fly from Seattle to Costa Rica
Catch a flight from Seattle to Costa Rica in November and you'll be travelling at one of the most affordable times of the year.
Tuesdays and Wednesdays are often the most affordable days to travel in general, with fares dipping during the quieter midweek period.
January, April and December mark the height of the travel season in Costa Rica, with April the most popular of the three. Visit then for a livelier experience and plenty of activity.
For a more laid-back trip, March, September and October are your best bet. September is the quietest month.
Flights from Seattle to Costa Rica: what to expect
When flying from Seattle, you can depart from Seattle / Tacoma International Airport (SEA) or Seattle Lake Union SPB Airport (LKE).
From Seattle, you can fly nonstop to at least one airport in Costa Rica.
The main airline operating on this route is Alaska Airlines.
The most popular route from Seattle to Costa Rica is to Liberia.
The average journey on this route comes in at around 7 hours.
Popular places to visit in Costa Rica
San Jose
Located in San José Province, this city is a leading destination for Seattle to Costa Rica flights. Parque Nacional Park, Central Park (Parque Central) and Pre-Columbian Gold Museum are key stops for first-time visitors.
San Jose Juan Santamaria Airport (SJO) handles most international flights into San Jose.
Ready to lock in the perfect place to stay? Check out the lineup of hotels in San Jose.
Liberia
Work your way through this Guanacaste Province city's highlights including Museo de Guanacaste, Mirador de Liberia and Catarata oropendola.
Fly in through Liberia Airport (LIR) and go straight from arrivals to exploring the sights.
Once your plane ticket is locked in, you can focus on finding the right stay among the hotels in Liberia.
Cóbano
Well-known sights to tick off while you're in this corner of Puntarenas include Santa Teresa Beach, Playa Hermosa and Jaguar cascada waterfall.
Cobano Airport (ACO) is the city's main airport, with routes linking it to popular destinations across the region and beyond.
From brief visits to extended stays, hotels in Cóbano cater to all types of budgets and styles.
Visiting Costa Rica for the first time? Here's what you need to know
Know the entry rules before you head to the airport. Rules can change depending on your passport and reason for travel. Always check with official sources like your airline, the local embassy or your travel agent.
Costa Rica has a population of around 5.1 million. The capital city is San José.
You won't need to adjust your watch as you travel through this destination, with one standard time zone of UTC-15 cm place.
Pick the season that matches your travel style, whether that's cooler, hotter or somewhere in between. March is one of the warmest months in Costa Rica.
Conditions are often coolest around January.
You can expect more rain in July, while February is usually drier.
Thinking about timing your Seattle to Costa Rica flight with a big occasion? Headline events worth planning around include Independence Day, the Festival of Light and Palmares Festival.
Complete your trip with hotels and a car rental
A cheap flight from Seattle to Costa Rica gets you there. The next step is choosing where to stay. Discover the best prices and exclusive rates for hotels in Costa Rica. For the freedom to explore at your own pace, also browse the range of car rental options in Costa Rica.
