$179 Cheap Flights from Phoenix (PHX) to San José (SJO)

View $179 flight on Wed, Oct 8, 2025Opens in a new window

Popular airlines from Phoenix Sky Harbor Intl. Airport (PHX) to Juan Santamaria Intl. Airport (SJO)

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Find available prices by choosing your travel dates.

Cheap Flights from Phoenix to San José (PHX-SJO)

Prices were available within the past 7 days and start at $179 for one-way flights and $388 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, May 16 - Wed, May 28
PHX
Phoenix
SJO
San José
$388 Roundtrip, found 9 hours ago
$388
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Fri, May 16 from Phoenix to San José, returning Wed, May 28, priced at $388 found 9 hours ago
Delta
Sat, Jul 12 - Sat, Jul 19
PHX
Phoenix
SJO
San José
$390 Roundtrip, found 3 hours ago
$390
Roundtrip
found 3 hours ago
Select Delta flight, departing Sat, Jul 12 from Phoenix to San José, returning Sat, Jul 19, priced at $390 found 3 hours ago
United
Thu, Sep 11 - Tue, Sep 16
PHX
Phoenix
SJO
San José
$390 Roundtrip, just found
$390
Roundtrip
just found
Select United flight, departing Thu, Sep 11 from Phoenix to San José, returning Tue, Sep 16, priced at $390 just found
Southwest Airlines
Thu, Sep 25 - Mon, Sep 29
PHX
Phoenix
SJO
San José
$391 Roundtrip, found 3 hours ago
$391
Roundtrip
found 3 hours ago
Select Southwest Airlines flight, departing Thu, Sep 25 from Phoenix to San José, returning Mon, Sep 29, priced at $391 found 3 hours ago
American Airlines
Sun, May 18 - Thu, May 22
PHX
Phoenix
SJO
San José
$391 Roundtrip, found 5 hours ago
$391
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Sun, May 18 from Phoenix to San José, returning Thu, May 22, priced at $391 found 5 hours ago
American Airlines
Wed, May 21 - Wed, May 28
PHX
Phoenix
SJO
San José
$393 Roundtrip, just found
$393
Roundtrip
just found
Select American Airlines flight, departing Wed, May 21 from Phoenix to San José, returning Wed, May 28, priced at $393 just found
American Airlines
Wed, Jun 4 - Mon, Jun 9
PHX
Phoenix
SJO
San José
$394 Roundtrip, found 1 hour ago
$394
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Wed, Jun 4 from Phoenix to San José, returning Mon, Jun 9, priced at $394 found 1 hour ago
Southwest Airlines
Wed, Aug 13 - Mon, Aug 18
PHX
Phoenix
SJO
San José
$395 Roundtrip, found 3 hours ago
$395
Roundtrip
found 3 hours ago
Select Southwest Airlines flight, departing Wed, Aug 13 from Phoenix to San José, returning Mon, Aug 18, priced at $395 found 3 hours ago
Southwest Airlines
Thu, Sep 11 - Tue, Sep 16
PHX
Phoenix
SJO
San José
$396 Roundtrip, just found
$396
Roundtrip
just found
Select Southwest Airlines flight, departing Thu, Sep 11 from Phoenix to San José, returning Tue, Sep 16, priced at $396 just found
Spirit Airlines
Sat, May 3 - Mon, May 5
PHX
Phoenix
SJO
San José
$494 Roundtrip, found 1 day ago
$494
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Sat, May 3 from Phoenix to San José, returning Mon, May 5, priced at $494 found 1 day ago

Frequently asked questions

How much does a flight from Sky Harbor Intl. Airport (PHX) to Juan Santamaria Intl. Airport (SJO) cost?
Discover the latest flight deals from PHX 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 PHX to SJO?
The cheapest flights from PHX 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 PHX to SJO?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from PHX to SJO. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Sky Harbor Intl. Airport (PHX) to Juan Santamaria Intl. Airport (SJO)?
There are no daily nonstop flights from Sky Harbor Intl. Airport (PHX) to Juan Santamaria Intl. Airport (SJO). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you’ll be soaring above the clouds in no time.
What day of the week has the most flights from PHX to SJO?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can change based on a number of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What airline has the least delays from PHX to SJO?
With 80% of flights generally arriving on schedule, American Airlines has the best on-time performance for direct flights from Sky Harbor Intl. Airport (PHX) to Juan Santamaria Intl. Airport (SJO). To keep track of your flight status and get notifications if anything changes, simply head to the Expedia App.
What is the best time to fly from Sky Harbor Intl. Airport (PHX) to Juan Santamaria Intl. Airport (SJO)?
Select a flight from Sky Harbor Intl. Airport (PHX) to Juan Santamaria Intl. Airport (SJO) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**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 Sky Harbor Intl. Airport (PHX) to Juan Santamaria Intl. Airport (SJO) last-minute?
Last-minute fares from PHX to SJO are generally more expensive. To lock in the best rates, start looking for flights as early as possible. That said, if you’re flexible with your travel plans, you may find a cheap fare right before you leave.
Is it cheaper to book a PHX to SJO flight and hotel package?
Compared with arranging flights and hotels separately, booking a PHX to SJO flight and hotel package with Expedia could lead to significant savings. What’s more, having everything in one easy place will take the hassle out of travel planning. Just secure your flights and select from our wide range of hotels, then customize your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Sky Harbor Intl. Airport (PHX) to Juan Santamaria Intl. Airport (SJO)?
If you reserved your PHX to SJO flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.
*Available to One Key members.