$147 Cheap Flights from Phoenix (PHX) to San Juan (SJU)

View $147 flight on Sat, Oct 25, 2025Opens in a new window

Popular airlines from Phoenix Sky Harbor Intl. Airport (PHX) to Luis Munoz Marin Intl. Airport (SJU)

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Cheap Flights from Phoenix to San Juan (PHX-SJU)

Prices were available within the past 7 days and start at $147 for one-way flights and $289 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Tue, Mar 10 - Wed, Mar 11
PHX
Phoenix
SJU
San Juan
$289 Roundtrip, found 1 day ago
$289
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Tue, Mar 10 from Phoenix to San Juan, returning Wed, Mar 11, priced at $289 found 1 day ago
Frontier Airlines
Sat, Oct 18 - Wed, Oct 22
PHX
Phoenix
SJU
San Juan
$294 Roundtrip, found 4 hours ago
$294
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Sat, Oct 18 from Phoenix to San Juan, returning Wed, Oct 22, priced at $294 found 4 hours ago
Frontier Airlines
Sat, Oct 25 - Mon, Oct 27
PHX
Phoenix
SJU
San Juan
$296 Roundtrip, just found
$296
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Oct 25 from Phoenix to San Juan, returning Mon, Oct 27, priced at $296 just found
JetBlue Airways
Mon, Nov 10 - Fri, Nov 14
PHX
Phoenix
SJU
San Juan
$297 Roundtrip, just found
$297
Roundtrip
just found
Select JetBlue Airways flight, departing Mon, Nov 10 from Phoenix to San Juan, returning Fri, Nov 14, priced at $297 just found
Frontier Airlines
Fri, Oct 17 - Mon, Oct 27
PHX
Phoenix
SJU
San Juan
$298 Roundtrip, found 15 hours ago
$298
Roundtrip
found 15 hours ago
Select Frontier Airlines flight, departing Fri, Oct 17 from Phoenix to San Juan, returning Mon, Oct 27, priced at $298 found 15 hours ago
Frontier Airlines
Tue, Feb 17 - Sat, Feb 21
PHX
Phoenix
SJU
San Juan
$305 Roundtrip, found 20 hours ago
$305
Roundtrip
found 20 hours ago
Select Frontier Airlines flight, departing Tue, Feb 17 from Phoenix to San Juan, returning Sat, Feb 21, priced at $305 found 20 hours ago
Frontier Airlines
Mon, Mar 9 - Tue, Mar 10
PHX
Phoenix
SJU
San Juan
$309 Roundtrip, found 1 day ago
$309
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Mon, Mar 9 from Phoenix to San Juan, returning Tue, Mar 10, priced at $309 found 1 day ago
Southwest Airlines
Tue, Dec 9 - Sat, Dec 13
PHX
Phoenix
SJU
San Juan
$337 Roundtrip, found 4 hours ago
$337
Roundtrip
found 4 hours ago
Select Southwest Airlines flight, departing Tue, Dec 9 from Phoenix to San Juan, returning Sat, Dec 13, priced at $337 found 4 hours ago
American Airlines
Tue, Nov 11 - Sun, Nov 16
PHX
Phoenix
SJU
San Juan
$425 Roundtrip, just found
$425
Roundtrip
just found
Select American Airlines flight, departing Tue, Nov 11 from Phoenix to San Juan, returning Sun, Nov 16, priced at $425 just found
Delta
Mon, Nov 10 - Fri, Nov 14
PHX
Phoenix
SJU
San Juan
$425 Roundtrip, just found
$425
Roundtrip
just found
Select Delta flight, departing Mon, Nov 10 from Phoenix to San Juan, returning Fri, Nov 14, priced at $425 just found

Find the cheapest month to fly from Phoenix (PHX) to San Juan (SJU)

October is typically the cheapest month to fly

From $178 - $482 per traveler.

Frequently asked questions

How much does a flight from Sky Harbor Intl. Airport (PHX) to Luis Munoz Marin Intl. Airport (SJU) cost?
Get a cheap one-way flight from $147 or cheap return flight from $289 from Sky Harbor Intl. Airport (PHX) to Luis Munoz Marin Intl. Airport (SJU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Sky Harbor Intl. Airport (PHX) to Luis Munoz Marin Intl. Airport (SJU)?
March is the most affordable month to fly from PHX to SJU. Avoiding peak travel times is often the key to finding better fares.
What is the cheapest airline that flies from Sky Harbor Intl. Airport (PHX) to Luis Munoz Marin Intl. Airport (SJU)?
To find the cheapest airline that'll fly you from PHX to SJU, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Sky Harbor Intl. Airport (PHX) to Luis Munoz Marin Intl. Airport (SJU)?
Direct flights from Sky Harbor Intl. Airport (PHX) to Luis Munoz Marin Intl. Airport (SJU) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PHX to SJU?
Typically you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* However, this can change based on the time of year, airline 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 Sky Harbor Intl. Airport (PHX) to Luis Munoz Marin Intl. Airport (SJU)?
To avoid possible delays on the Sky Harbor Intl. Airport (PHX) to Luis Munoz Marin Intl. Airport (SJU) route, travel 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 Sky Harbor Intl. Airport (PHX) to Luis Munoz Marin Intl. Airport (SJU) last-minute?
Holding off until just before your trip to book a ticket from PHX to SJU generally means paying more. While you may come across some last-minute deals, they're not always guaranteed. Be flexible with your itinerary for the best chance of scoring a bargain.
Can I cancel or change the date of my flight from Sky Harbor Intl. Airport (PHX) to Luis Munoz Marin Intl. Airport (SJU)?
In most cases, you can reschedule or cancel your PHX to SJU flight. However, there may be additional fees, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you want more details, visit our Customer Service portal.

Travel information

Travel information

Origin airport
Sky Harbor Intl.
Destination airport
Luis Munoz Marin Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, Spirit Airlines, Sun Country Airlines, United
Roundtrip price
$288
Distance
3012 mi

Book with confidence

Book with confidence

Phoenix to San Juan Flights

The cheapest times to fly from Phoenix to San Juan

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 Phoenix to San Juan are during the month of March. You can find some of the cheapest flights from Phoenix to San Juan with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Phoenix to San Juan

Sunday is one of the best days to book for cheap flights from Phoenix to San Juan: 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 Phoenix to San Juan

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 Phoenix to San Juan in 2025. You can also book with separate airlines for your outbound and return journeys, from $147 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 Phoenix to San Juan 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 Phoenix to San Juan 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.

 

Phoenix to San Juan Flights

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Explore a world of travel with Expedia

*Available to One Key members.