$122 Cheap Flights from Portland (PDX) to San José (SJO)

View $122 flight on Tue, Nov 4, 2025Opens in a new window

Popular airlines from Portland International Airport (PDX) to Juan Santamaria Intl. Airport (SJO)

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Cheap Flights from Portland to San José (PDX-SJO)

Prices were available within the past 7 days and start at $122 for one-way flights and $276 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Oct 28 - Wed, Nov 5
PDX
Portland
SJO
San José
$276 Roundtrip, found 4 hours ago
$276
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Tue, Oct 28 from Portland to San José, returning Wed, Nov 5, priced at $276 found 4 hours ago
American Airlines
Wed, Nov 5 - Wed, Nov 19
PDX
Portland
SJO
San José
$280 Roundtrip, found 1 hour ago
$280
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Wed, Nov 5 from Portland to San José, returning Wed, Nov 19, priced at $280 found 1 hour ago
Alaska Airlines
Mon, Nov 10 - Mon, Nov 17
PDX
Portland
SJO
San José
$282 Roundtrip, just found
$282
Roundtrip
just found
Select Alaska Airlines flight, departing Mon, Nov 10 from Portland to San José, returning Mon, Nov 17, priced at $282 just found
American Airlines
Thu, Nov 27 - Mon, Dec 8
PDX
Portland
SJO
San José
$283 Roundtrip, found 22 hours ago
$283
Roundtrip
found 22 hours ago
Select American Airlines flight, departing Thu, Nov 27 from Portland to San José, returning Mon, Dec 8, priced at $283 found 22 hours ago
Southwest Airlines
Fri, Sep 12 - Fri, Sep 19
PDX
Portland
SJO
San José
$287 Roundtrip, just found
$287
Roundtrip
just found
Select Southwest Airlines flight, departing Fri, Sep 12 from Portland to San José, returning Fri, Sep 19, priced at $287 just found
Southwest Airlines
Wed, Nov 5 - Wed, Nov 19
PDX
Portland
SJO
San José
$287 Roundtrip, found 1 hour ago
$287
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Wed, Nov 5 from Portland to San José, returning Wed, Nov 19, priced at $287 found 1 hour ago
Alaska Airlines
Mon, Nov 10 - Mon, Nov 17
PDX
Portland
SJO
San José
$288 Roundtrip, just found
$288
Roundtrip
just found
Select Alaska Airlines flight, departing Mon, Nov 10 from Portland to San José, returning Mon, Nov 17, priced at $288 just found
American Airlines
Wed, Nov 5 - Wed, Nov 19
PDX
Portland
SJO
San José
$289 Roundtrip, found 1 hour ago
$289
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Wed, Nov 5 from Portland to San José, returning Wed, Nov 19, priced at $289 found 1 hour ago
Delta
Tue, Oct 28 - Wed, Nov 5
PDX
Portland
SJO
San José
$309 Roundtrip, found 4 hours ago
$309
Roundtrip
found 4 hours ago
Select Delta flight, departing Tue, Oct 28 from Portland to San José, returning Wed, Nov 5, priced at $309 found 4 hours ago
United
Wed, Jan 21 - Wed, Jan 28
PDX
Portland
SJO
San José
$326 Roundtrip, found 8 hours ago
$326
Roundtrip
found 8 hours ago
Select United flight, departing Wed, Jan 21 from Portland to San José, returning Wed, Jan 28, priced at $326 found 8 hours ago

Find the cheapest month to fly from Portland (PDX) to San José (SJO)

April is typically the cheapest month to fly

From $313 - $645 per traveler.

Graph displaying average flight prices per month

Alternative airports near San José

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Juan Santamaria Intl. SJO. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $340
SJO
Juan Santamaria Intl.
Cheapest
Average driving time to city center20 min
Flights from $340
Flights from Portland (PDX) to San José (SJO)
Origin airport
Portland Intl.
Destination airport
Juan Santamaría Intl.
Airlines serving
Aeromexico, Air Canada, Alaska Airlines, American Airlines, Copa, Delta, JetBlue Airways, Southwest Airlines, Spirit Airlines, United, avianca
Roundtrip price
$275
Distance
3342 mi

Portland to San José Flights

The cheapest times to fly from Portland to San José

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Portland to San José are during the month of October. You can find some of the cheapest flights from Portland to San José with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Portland to San José

Sunday is one of the best days to book for cheap flights from Portland to San José: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Portland to San José

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Portland to San José in 2025. You can also book with separate airlines for your outbound and return journeys, from $122 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Portland to San José flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Portland to San José airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Portland Intl. Airport (PDX) to Juan Santamaria Intl. Airport (SJO) cost?
Discover the latest flight deals from PDX to SJO by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from PDX to SJO?
The cheapest flights from PDX to SJO are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from PDX to SJO?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from PDX to SJO. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Portland Intl. Airport (PDX) to Juan Santamaria Intl. Airport (SJO)?
Nonstop flights from Portland Intl. Airport (PDX) to Juan Santamaria Intl. Airport (SJO) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PDX to SJO?
Generally you'll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* However, this can vary depending on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Portland Intl. Airport (PDX) to Juan Santamaria Intl. Airport (SJO)?
To avoid potential delays on the Portland Intl. Airport (PDX) to Juan Santamaria Intl. Airport (SJO) route, fly before 3 PM. Flights after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Portland Intl. Airport (PDX) to Juan Santamaria Intl. Airport (SJO) last-minute?
Last-minute bookings from PDX to SJO are usually more expensive. For the lowest prices, start looking for flights as early as possible. That being said, if you can play around with your travel dates, you may land a cheap ticket right before you leave.
Is it cheaper to book a PDX to SJO flight and hotel package?
Compared with arranging flights and hotels separately, booking a PDX to SJO flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one place will take the hassle out of planning your trip. Just secure your flights and select from our extensive range of stays, then customize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Portland Intl. Airport (PDX) to Juan Santamaria Intl. Airport (SJO)?
Usually, it's possible to reschedule or cancel your PDX to SJO flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.