Cheap Flights from Seattle / Tacoma International to San Jose Juan Santamaria

Travellers and cabin class

Compare Seattle / Tacoma International to San Jose Juan Santamaria flight deals

Find the cheapest month or even day of the year to fly to San Jose Juan Santamaria

Book the best San Jose Juan Santamaria fare with no extra fees

Flight deals from Seattle / Tacoma International to San Jose Juan Santamaria

Looking for a cheap last-minute deal or the best return flight from Seattle / Tacoma International to San Jose Juan Santamaria? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Seattle / Tacoma International to San Jose Juan Santamaria

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Seattle / Tacoma International to San Jose Juan Santamaria flights are currently cheapest in May.

Seattle / Tacoma International to San Jose Juan Santamaria: Alternative routes

Compare routes from Seattle / Tacoma International to San Jose below. You may find an airport to fly into that's cheaper, faster, or easier than San Jose Juan Santamaria.

Seattle to San Jose: Flight information

The things to know before you go.
Cheapest flight foundج.م.‏ 7,354
Cheapest month to flyMay

Finding cheap flights from Seattle / Tacoma International to San Jose Juan Santamaria: Frequently asked questions

The best price we found for a return flight from Seattle / Tacoma International to San Jose Juan Santamaria is ج.م.‏ 19,745. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Seattle / Tacoma International to San Jose Juan Santamaria. But we found flights with one or more stops from ج.م.‏ 19,745.
As of March 2025, there are no flights flying from Seattle / Tacoma International to San Jose Juan Santamaria.
The cheapest month to fly from Seattle / Tacoma International to San Jose Juan Santamaria is usually March 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Seattle / Tacoma International Airport to San Jose Juan Santamaria Airport on Wednesday, 7 May 2025.
No airlines currently offer direct flights between Seattle / Tacoma International Airport and San Jose Juan Santamaria Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Jose Juan Santamaria but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Jose is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines offers the cheapest flight tickets to San Jose Juan Santamaria.

Travelling from Seattle-Tacoma International Airport (SEA) to Juan Santamaria International Airport (SJO): what you need to know

  • During popular months like July, it's best to get to the airport earlier than normal. Arrive two hours before domestic departures and four hours ahead for an international flight when you fly during a high season in general.

  • To break up your flight from Seattle-Tacoma International Airport to Juan Santamaria International Airport, add a stopover to your trip. Simply deselect 'Direct flights only' to find a destination that appeals to you. Popular stopovers on the SEA - SJO route are:

    • George Bush Intercontinental Airport

    • Los Angeles International Airport

    • Denver International Airport

How to find the cheapest flights from Seattle-Tacoma International Airport (SEA) to Juan Santamaria International Airport (SJO)

  • The best price we've seen for a one-way ticket from Seattle-Tacoma International Airport to Juan Santamaria International Airport is ج.م.‏ 7,354. The cheapest price for a return flight is ج.م.‏ 19,745. Remember that fares may change due to availability when booking.

  • It's usually smart to book in advance if you're hoping to get cheap flight tickets from SEA to SJO. That's because airlines adjust prices based on demand, which tends to rise closer to departure.

  • The 'Whole month' tool shows you the cheapest flight tickets from Seattle-Tacoma International Airport to Juan Santamaria International Airport across the entire month. It's the best way to find a bargain if your plans aren't set in stone.

  • Create a Price Alert for cheap flight tickets from SEA to SJO. There's no need to check back in every day to find out if airfares have dropped. We'll tell you as soon as the price changes.

  • Use filters to tailor your flights from Seattle-Tacoma International Airport to Juan Santamaria International Airport. Simply enter your preferred arrival and departure times, airlines and number of stops. Alternatively, sort your results by 'Cheapest' to see the best deals.

Handy information about Seattle-Tacoma International Airport (SEA)

  • Travelling from central Seattle to Seattle-Tacoma International Airport takes about 54 minutes by public transport. If you drive, ride-share or take a cab, you'll cover the 23 kilometres in 18 minutes or so, depending on traffic conditions.

  • After a relaxed start to your travels? Stay near SEA. Whether you've booked an early flight from Seattle-Tacoma International Airport to Juan Santamaria International Airport or just don't want to be rushed, these stays are perfect:

Arriving at Juan Santamaria International Airport (SJO)

Getting from Juan Santamaria International Airport (SJO) to central San Jose

  • From Juan Santamaria International Airport, San Jose is approximately 18 kilometres away. It takes around 21 minutes to get to the centre driving.

  • If you're travelling by public transport, expect a journey time of roughly 2 hours and 22 minutes.

When to fly to Juan Santamaria International Airport (SJO)

  • July is the busiest month for flights from Seattle-Tacoma International Airport to Juan Santamaria International Airport. To avoid the crowds, head to San Jose in May.

  • Lock in your flight from Seattle-Tacoma International Airport to Juan Santamaria International Airport for March if you want to go to San Jose during its warmest month. You can expect temperatures of between 12 ºC and 29 ºC.

  • If you want cooler conditions, look for a cheap ticket from SEA to SJO in January. Temperatures average between 12 ºC and 26 ºC then.

More about San Jose

  • As soon as you've booked your flights from SEA to SJO, you'll need to find somewhere to stay in San Jose. Make one of these accommodation options your base for exploring this exciting destination:

  • There are so many things to explore in this city it can be hard to know where to begin. Teatro Nacional Costa Rica, National Park (Parque Nacional) and Plaza de la Cultura are top sights which should be on any well-planned San Jose itinerary.

Complete your San Jose trip with hotels and a car rental

  • After you've secured your cheap ticket to Juan Santamaria International Airport, check out the lowest prices and exclusive offers on hotels. You can also compare a range of car rental companies in one go to find the best car rental price for your San Jose getaway.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.