Question 1

What are the cheapest airlines flying from Seattle to San José, San José Province round-trip?

Accepted Answer

Currently priced at C$ 543, Alaska Airlines will fly you from Seattle to San José, San José Province and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Delta - these airlines can fly you to your destination from C$ 629 and C$ 714, respectively. Alaska Airlines is priced at 42% lower than the current average price of a flight leaving 3 months from now.

Question 2

What are the cheapest airlines to fly from Seattle to San José, San José Province one-way?

Accepted Answer

The cheapest airline one-way is Southwest, with whom users have recently found tickets for as low as C$ 247. However, be on the lookout for offers from United Airlines and Copa Airlines, as they are both options that can get you from Seattle to San José, San José Province for a low price.

Question 3

How far ahead should I book a flight from Seattle to San José, San José Province?

Accepted Answer

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 51 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.

Question 4

What is the cheapest month to book a flight from Seattle to San José, San José Province?

Accepted Answer

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.

Question 5

What is the cheapest day to fly from Seattle to San José, San José Province?

Accepted Answer

Travelers seeking maximum savings on their Seattle to San José, San José Province flight should consider departing on Tuesday evenings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 6

E

Accepted Answer

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.

Question 7

E

Accepted Answer

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).

Question 8

What is the cheapest day to fly round-trip from Seattle to San José, San José Province?

Accepted Answer

Flying to your destination on a Friday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to San José, San José Province. Check prices with Cheapflights to find a great deal for your trip.

Question 9

How far in advance should I book a flight from Seattle to San José, San José Province?

Accepted Answer

Travellers have found it’s best to book a flight 52 days in advance to save up to 35% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 52 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Seattle to San José, San José Province 1-2 weeks in advance for as low as C$ 909, or C$ 951 for flights within the next 24 hours.

Question 10

What is the cheapest month to fly from Seattle to San José, San José Province?

Accepted Answer

Our data shows that May tends to be the cheapest month to fly to San José, San José Province from Seattle. Users have commonly found prices around C$ 942 for the month, but tickets can be as low as C$ 266. Due to multiple factors, prepare for potentially higher prices in December.

Question 11

What is the cheapest time of day to fly from SEA to SJO?

Accepted Answer

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.

Question 12

Can I find deals for flights from Seattle to San José that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Seattle to San José flights, Cheapflights offers vacation packages that include both flights and hotel.

Question 13

How can I find direct flights from Seattle to San José?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to San José.

Question 14

Can I find deals for business class flights from Seattle to San José?

Accepted Answer

Yes. Cheapflights offers flight deals from Seattle to San José by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 15

How does Cheapflights help users find flights from Seattle to San José?

Accepted Answer

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!

Question 16

Why should you use Cheapflights to find cheap flight tickets from Seattle to San José?

Accepted Answer

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.

Question 17

Can Cheapflights find flights from Seattle to San José with no change fees?

Accepted Answer

Yes! Cheapflights helps users easily find flights from Seattle to San José with no change fees.

Question 18

Can Cheapflights notify me if prices for flights from Seattle to San José become cheaper?

Accepted Answer

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!

Round-trip from	C$ 543
One-way from	C$ 247
Popular in	December
Cheapest in	May
Average price	C$ 1,007

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	CheapestC$ 574	AverageC$ 700	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Alaska Airlines	CheapestC$ 673	AverageC$ 817	FlexibilityNo cancel fee	On-time75%	Search Alaska Airlines flights

Cheap flights from Seattle to San José from C$ 247

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 25/5. Fares are subject to change and may not be available on all flights or dates of travel.

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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 29 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 29 April 2025.

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Use the filters below to find and compare flights from Seattle to San José that are best for you.

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.

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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 25 April 2025.

What is the cheapest month to book a flight from Seattle to San José, San José Province?

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 29 April 2025.

Rainfall in San José by month

Plan your trip to San José by taking into account the average rainfall totals by month.

Temperature in San José by month

Plan your trip to San José by taking into account the average temperature totals by month.

Reviews of airlines servicing San José

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.

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.

What are the cheapest airlines flying from Seattle to San José, San José Province round-trip?

What are the cheapest airlines to fly from Seattle to San José, San José Province one-way?

Can I find deals for flights from Seattle to San José that include hotel bookings?

How can I find direct flights from Seattle to San José?

Can I find deals for business class flights from Seattle to San José?

What is the cheapest month to book a flight from Seattle to San José, San José Province?

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Alternative routes for Seattle to San José

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Top 2 airlines flying from Seattle to San José

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How does Cheapflights help users find flights from Seattle to San José?

Why should you use Cheapflights to find cheap flight tickets from Seattle to San José?

Can Cheapflights 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?

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Cheapest flights from Seattle to San José
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 29 April 2025.