Cheap Flights from Phoenix Sky Harbor to San Juan

Compare Phoenix Sky Harbor to San Juan flight deals

Find the cheapest month or even day of the year to fly to San Juan

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Flight deals from Phoenix Sky Harbor to San Juan

Looking for a cheap last-minute deal or the best return flight from Phoenix Sky Harbor Airport to San Juan? If you want to travel next month, return fares start from ج.م.‏ 20,515. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Phoenix Sky Harbor to San Juan

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Phoenix Sky Harbor to San Juan flights are currently cheapest in August.

Phoenix to San Juan: Flight information

The things to know before you go.
Cheapest flight foundج.م.‏ 9,756
Cheapest month to flyAugust

Finding cheap flights from Phoenix Sky Harbor to San Juan: Frequently asked questions

There are 6 airports in San Juan: San Juan Isla Grande, San Juan Luis Munoz Marin, Roosevelt Roads, Ponce, Vieques, and Culebra.
The best price we found for a return flight from Phoenix Sky Harbor to San Juan is ج.م.‏ 16,317. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Phoenix Sky Harbor to San Juan. But we found flights with one or more stops from ج.م.‏ 16,317.
As of June 2026, there are no flights flying from Phoenix Sky Harbor to San Juan.
The cheapest month to fly from Phoenix Sky Harbor to San Juan is usually August.
If you're flying from Phoenix Sky Harbor Airport, the cheapest airport near San Juan is San Juan Luis Munoz Marin – which is 11.3 km away from the centre of San Juan. We've found flights into this airport from ج.م.‏ 16,317.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Phoenix Sky Harbor Airport to San Juan on Monday, 17 August 2026.
No airlines currently offer direct flights between Phoenix Sky Harbor Airport and San Juan. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Juan but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Juan is around 40 days in advance, so don’t leave your flight to the last minute.
In June, the average temperature is usually around 27°C. August is typically the warmest month in San Juan, when it usually averages around 29°C. You can expect the least rain in February. The coldest month is January, with temperatures averaging 23°C. The rainiest month is September.
Currently, Frontier Airlines offers the cheapest flight tickets to San Juan.

Flying from Phoenix Sky Harbour International Airport (PHX) to San Juan: what you need to know

  • The timezone in San Juan is UTC-4. The city is three hours ahead of Phoenix, where Phoenix Sky Harbour International Airport is located.

  • To avoid missing your PHX to San Juan flight, allow plenty of time for things like check-in and baggage drop. Arriving two hours before international departures and an hour before domestic flights is the general rule.

  • During popular months like March, it's wise to get to the airport earlier than usual. Arrive two hours before domestic departures and four hours ahead for an international flight whenever you're travelling during peak periods in general.

  • Stopovers are the ideal opportunity to break up your trip and perhaps even visit a new city. When browsing for plane tickets from PHX to San Juan, deselect the 'Direct flights only' box to see where you can stop along the way. Consider one of these popular options:

    • Atlanta Hartsfield-Jackson International Airport (ATL)

    • Miami International Airport (MIA)

    • Cancun International Airport (CUN)

  • PHX is around 6 kilometres from central Phoenix. If you're ride-sharing, driving or catching a taxi from the centre, it'll take you 10 minutes or so to get there, depending on traffic conditions. If you're planning to take public transport, expect the journey time to be around 25 minutes.

  • Searching for a hotel near PHX? If you're catching an early flight from Phoenix Sky Harbour International Airport to San Juan, these accommodation options will put you moments from check-in:

  • Phoenix Sky Harbour International Airport maintains a solid on-time record, reducing your chances of a delayed flight. Departures from PHX arrive at their destination as scheduled 80% of the time.

  • You'll find PHX at 3400 Sky Harbour Boulevard.

How to find the cheapest flights from Phoenix Sky Harbour International Airport (PHX) to San Juan

  • The lowest price we've seen for a one-way Phoenix Sky Harbour International Airport to San Juan flight is ج.م.‏ 9,756. The cheapest price for a return flight is ج.م.‏ 16,317. Keep in mind fares may change due to demand at the time of booking.

  • Don't wait until the last moment. You're more likely to pick up cheap flights from PHX to San Juan if you book ahead. Airlines often have some amazing early bird discounts.

  • If you can be flexible with your travel plans, use the 'Whole month' search tool. It'll give you the cheapest price across every month when looking for your Phoenix Sky Harbour International Airport to San Juan ticket.

  • Picking up a cheap flight from PHX to San Juan couldn't be easier with Price Alerts. All you need to do is set up one of these automatic notifications and we'll get in touch as soon as a better deal is available.

  • Tailor your flights with filters. Choose your preferred arrival and departure times, airlines and total journey duration. You can also sort your results by 'Best,' 'Cheapest' or 'Fastest' flights from Phoenix Sky Harbour International Airport to San Juan.

Airports in San Juan

Luis Munoz Marin International Airport (SJU)

  • Luis Munoz Marin International Airport (SJU) is around 11 kilometres from the centre of San Juan. If you're getting a taxi or a ride-share, the drive will take roughly 20 minutes.

  • Travelling on public transport takes around 1 hour.

  • Book a hotel near SJU if you have a late flight from Phoenix Sky Harbour International Airport to San Juan. Check in to one of these accommodation options and avoid the hassle of a long transfer:

  • Secure the lowest price by booking your vehicle from Luis Munoz Marin International Airport about two weeks in advance of your flight from PHX to San Juan.

Best time to go to San Juan

  • It's time to work out your dates for your flight from Phoenix Sky Harbour International Airport to San Juan. March is the most popular month for a trip to San Juan. If you prefer a quieter vibe, go in December.

  • When booking your Phoenix Sky Harbour International Airport to San Juan plane ticket, think about the kind of weather forecast you're hoping for. August is the warmest month in San Juan, with temperatures ranging from 24ºC to 32ºC.

  • If you'd rather travel in cooler conditions, search for a cheap ticket from PHX to San Juan in February when temperatures average between 21ºC and 28ºC.

More about San Juan

  • Start your San Juan trip off on the right foot by choosing the ideal place to stay. As soon as you've booked your flight from Phoenix Sky Harbour International Airport to San Juan, browse our selection of hotels including:

  • Esperanza Beach and Balneario El Escambron are just a couple of the leading attractions to put on your San Juan to-do list. Keep the sightseeing going at Escambron Green.

Explore more of Puerto Rico

  • San Juan will leave a lasting impression, but there are so many other corners of Puerto Rico waiting to be explored. About 113 kilometres west of San Juan, a trip to Aguadilla will keep you busy. Don't miss top attractions like Silla Aguadilla, Bridges Surf Beach and Playa Rompe Olas.

  • If you want to check out another corner of Puerto Rico, head for Isabela, about 105 kilometres west of San Juan. Playa montones, Shore Island Beach and Guajataca Forest Reserve are among its highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.