Cheap flights from Seattle to San José from $143
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to San José departing on 9/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Southwest flights from Seattle to San José, San José Province
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How to get the cheapest flight ticket from Seattle to San José, San José Province
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to San José, San José Province?
The month of May is, on average, the cheapest month to fly to San José, San José Province from Seattle, with most prices found around $547. If you’re not able to fly to San José, San José Province in May, then October is your next best option. Flight prices from Seattle to San José, San José Province during October average around $588.
What is the cheapest day to depart on your flight to San José, San José Province?
The cheapest day to depart from Seattle to San José, San José Province is on a Tuesday when prices can be found for as low as $576. The most expensive day to fly to San José, San José Province is Friday, with ticket prices averaging around $782.
What is the cheapest time of day to depart on your flight to San José, San José Province?
At noon is the cheapest time of day to fly from Seattle to San José, San José Province when you can find flight prices for as low as $658. Flying to San José, San José Province at noon is an ideal time because this is during off-peak travel hours. In the morning is when there is more demand to fly to San José, San José Province, so prices are often more expensive at around $693 per ticket.
How far in advance should I book a flight to San José, San José Province?
You are more likely to see cheaper flights to San José, San José Province from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to San José, San José Province for around $663 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San José, San José Province from Seattle for as low as $561 on momondo.
Can stopping save me money on Seattle to San José, San José Province flights?
You could potentially save up to 9% on your flight if you consider stops on a Seattle to San José, San José Province flight.
How have Seattle to San José, San José Province flight prices changed over time?
As of July 2025, prices for Seattle to San José, San José Province flights are approximately 39% cheaper when compared to flights at the same time last year.
What is the cheapest airline that flies from Seattle/Tacoma Intl to San José Juan Santamaria Intl?
Delta, Alaska Airlines, and American Airlines are the most popular carriers operating from Seattle/Tacoma Intl to San José Juan Santamaria Intl
What airlines fly to San José, San José Province?
American Airlines, United Airlines and Alaska Airlines are the top three most popular airlines that fly to San José, San José Province from Seattle according to our data. American Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to San José, San José Province. Keep in mind that there are 9 different airlines that fly to San José, San José Province on a routine basis, so you have a few additional options to choose from.
When to book flights from Seattle to San José, San José Province
Cheap Seattle to San José, San José Province (SEA to SJO) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to San José, San José Province
Best Price Found | $143 |
|---|---|
Fastest flight time | 10h 41m |
Direct flights | None |
Airports in San José, San José Province | 1 airport |
How far is Seattle/Tacoma Intl to San José Juan Santamaria Intl by plane?
San José Juan Santamaria Intl is 3420.5 mi away from Seattle/Tacoma Intl. A reasonable flight in good conditions will take 11h 00m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to San José Juan Santamaria Intl Airport?
Prices for flights from Seattle/Tacoma Intl Airport to San José Juan Santamaria Intl Airport are updated daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to San José Juan Santamaria Intl Airport?
The number of operators available for flights from Seattle/Tacoma Intl Airport to San José Juan Santamaria Intl Airport is 9 as of July 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to San José Juan Santamaria Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to San José Juan Santamaria Intl Airport.
What documentation or ID do you need to fly to San José Juan Santamaria Intl Airport?
The travel and health documents you'll need for your trip to San José Juan Santamaria Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San José Juan Santamaria Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Seattle to San José, San José Province?
Based on momondo bookings for flights between Seattle and San José, San José Province, the leading airline is American Airlines, making up 42% of the total bookings. Other popular airlines include United Airlines with 31%, Alaska Airlines with 13%, and Delta with 5%.
Best airlines flying from Seattle to San José, San José Province
Compare and see reviews for airlines that fly from Seattle to San José, San José Province with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $152 | Free Cancellation | Rating 6.7 2,363 reviews | |||
| PriceFrom $308 | Free Cancellation | Rating 6.3 8,094 reviews | |||
| PriceFrom $394 | Free Cancellation | Rating 8.0 7,983 reviews | |||
| PriceFrom $446 | Free Cancellation | Rating 8.0 10,000 reviews | |||
| PriceFrom $455 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $489 | Free Cancellation | Rating 7.4 8,861 reviews | |||
| PriceFrom $521 | Free Cancellation | Rating 8.0 4,270 reviews | |||
| PriceFrom $634 | Free Cancellation | Rating 7.5 1,467 reviews | |||
| PriceFrom $734 | Free Cancellation | Rating 7.5 1,718 reviews |
Traveling to a place near San José?
Book flights to San José if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Seattle to San José?
Finding the right flight to San José from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San José quick and easy, saving you time and money.
Can I find flights from Seattle to San José with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Seattle to San José flights to just show those with flexible booking policies.
How can momondo help me find flights from Seattle to San José?
Once all potential Seattle to San José flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Seattle to San José right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Seattle to San José now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San José and let you know when they change.