Cheap flights from Seattle to San José from C$ 320
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/5. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Seattle to San José
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to San José (SJO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 2 April 2025.
Round-trip from | C$ 602 |
---|---|
One-way from | C$ 320 |
Popular in | December |
Cheapest in | May |
Average price | C$ 948 |
Find flight deals from Seattle to San José
Cheapest flights from Seattle to San JoséExplore the most affordable flight options available from Seattle to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 April 2025.
Explore the most affordable flight options available from Seattle to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 April 2025.
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to San José that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 2 April 2025.
Use the filters below to find and compare flights from Seattle to San José that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
SeattleSan José
SEA - SJO
SEASJO
Seattle/Tacoma Intl
Mon 12/5
8:00 a.m.-11:52 p.m.
1 stop14h 52m
San José Juan Santamaria Intl
Wed 14/5
1:06 a.m.-2:50 p.m.
1 stop14h 44m
SeattleSan José
SEA - SJO
SEASJO
Seattle/Tacoma Intl
Wed 3/9
9:20 p.m.-11:48 a.m.
1 stop13h 28m
San José Juan Santamaria Intl
Mon 8/9
1:18 p.m.-12:11 a.m.
1 stop11h 53m
SeattleSan José
SEA - SJO
SEASJO
Seattle/Tacoma Intl
Sun 27/4
12:59 a.m.-6:24 p.m.
2 stops16h 25m
San José Juan Santamaria Intl
Wed 14/5
11:59 p.m.-6:22 p.m.
1 stop19h 23m
SeattleSan José
SEA - SJO
SEASJO
Seattle/Tacoma Intl
Fri 2/5
6:52 p.m.-11:18 a.m.
2 stops15h 26m
San José Juan Santamaria Intl
Thu 15/5
8:50 a.m.-10:00 p.m.
1 stop14h 10m
SeattleSan José
SEA - SJO
SEASJO
Seattle/Tacoma Intl
Tue 15/4
12:54 p.m.-10:11 a.m.
2 stops20h 17m
San José Juan Santamaria Intl
Sun 7/9
8:37 a.m.-6:49 p.m.
1 stop11h 12m
SeattleSan José
SEA - SJO
SEASJO
Seattle/Tacoma Intl
Mon 21/7
7:50 p.m.-12:45 p.m.
2 stops15h 55m
San José Juan Santamaria Intl
Wed 30/7
8:45 a.m.-12:05 a.m.
2 stops16h 20m
SeattleSan José
SEA - SJO
SEASJO
Seattle/Tacoma Intl
Thu 22/5
9:15 p.m.-11:46 p.m.
1 stop25h 31m
SeattleSan José
SEA - SJO
SEASJO
Seattle/Tacoma Intl
Mon 23/6
11:40 p.m.-12:00 p.m.
1 stop11h 20m
SeattleSan José
SEA - SJO
SEASJO
Seattle/Tacoma Intl
Mon 30/6
2:50 p.m.-7:15 a.m.
1 stop15h 25m
SeattleSan José
SEA - SJO
SEASJO
Seattle/Tacoma Intl
Mon 4/8
7:10 p.m.-7:35 a.m.
3 stops59h 25m
Best time to book a flight from Seattle to San José
Have a flexible travel schedule? Discover the best time to fly to San José from Seattle with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Seattle to San José
How far ahead should I book a flight from Seattle to San José, San José Province?
Use this chart to determine the optimal time to book a round-trip flight from Seattle to San José. Price data was last updated on 28 March 2025.
To ensure you get the cheapest price possible for a flight from Seattle to San José, San José Province, you should look to book at least 36 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Seattle to San José, San José Province?
Currently, September is the cheapest month in which you can book a flight from Seattle to San José, San José Province (average of C$ 486). Flying from Seattle to San José, San José Province in December is currently the most expensive (average of C$ 683). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SEA to SJO?
Find hourly flight availability from Seattle to San José. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 April 2025.
When flying from Seattle to San José, San José Province, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 17% versus a flight in the morning.
Rainfall in San José by month
Plan your trip to San José by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in San José, San José Province ranges from 0.0 - 300.0 mm per month. September is typically the wettest month, when rainfall can reach 300.0 mm. February is typically the driest time to visit San José, San José Province when rainfall is around 0.0 mm.
Temperature in San José by month
Plan your trip to San José by taking into account the average temperature totals by month.
If weather is an important factor for your trip to San José, San José Province, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 18.0 C).
Reviews of airlines servicing San José
Get insights into the airlines that provide service to San José. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San José. Reviews last updated 2 April 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Seattle to San José to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
Comfort
Food
Overall
Crew
Boarding
Reviews
Anonymous,Aug 2024
SEA - LAS
Entertainment
Comfort
Food
Overall
Crew
Boarding
Reviews
Anonymous,Aug 2024
SEA - LAS
Entertainment
Comfort
Food
Overall
Crew
Boarding
Reviews
Anonymous,Aug 2024
SEA - LAS
Entertainment
Comfort
Food
Overall
Crew
Boarding
Reviews
Anonymous,Aug 2024
SEA - LAS
Entertainment
Comfort
Food
Overall
Crew
Boarding
Reviews
Anonymous,Aug 2024
SEA - LAS
Entertainment
Comfort
Food
Overall
Crew
Boarding
Reviews
Anonymous,Aug 2024
SEA - LAS
Related info for your journey
Find useful and relevant information for your journey from Seattle to San José. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Travelling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsBrowse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Seattle to San José
See prices for flight routes from nearby airports that may be better suited for you.
Top 2 airlines flying from Seattle to San José
Discover the top 2 airlines that operate flights from Seattle to San José. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 2 April 2025.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Seattle to San José?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to San José from Seattle today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from Seattle to San José?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Seattle to San José for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Seattle to San José with no change fees?
Yes! Cheapflights helps users easily find flights from Seattle to San José with no change fees.
Can Cheapflights notify me if prices for flights from Seattle to San José become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!