HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Juan

$113+ Cheap flights from Sky Harbor Intl (PHX) to San Juan

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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SJU
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Sky Harbor Intl to San Juan with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to San Juan are usually found in September or April, booked 60 days in advance, depart on a Monday or Tuesday and return on a Sunday

Cheap flight deals from Sky Harbor Intl to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) to San Juan (PR1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 31, 2025.

Round-trip from

$249
(Mytrip)

One-way from

$113
(Mytrip)

Popular in

December

Cheapest in

September

Average price

$514
From Phoenix Sky Harbor Intl to San Juan
Search Deals
One-way flight from Phoenix Sky Harbor Intl to San Juan
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($31 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from Sky Harbor Intl to San Juan

Cheapest flights from Sky Harbor Intl to San Juan
Explore the most affordable flight options available from Sky Harbor Intl to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

This Mytrip deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/282:34 pmPHX - SJU
3 stops26h 06mSpirit Airlines
Fri 5/212:54 amSJU - PHX
1 stop18h 47mSpirit Airlines
Deal found 3/30$249
This Booking.com deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/283:07 pmPHX - SJU
1 stop8h 42mMultiple Airlines
Fri 5/212:54 amSJU - PHX
1 stop18h 47mMultiple Airlines
Deal found 3/30$251
This Frontier deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/711:24 pmPHX - SJU
1 stop14h 22mFrontier
Thu 4/106:00 amSJU - PHX
1 stop12h 44mFrontier
Deal found 3/31$296
This Delta deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/86:05 amPHX - SJU
1 stop13h 07mDelta
Tue 7/1512:56 pmSJU - PHX
1 stop10h 33mDelta
Deal found 3/30$385
This American Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2412:40 amPHX - SJU
1 stop10h 55mAmerican Airlines
Tue 4/293:20 pmSJU - PHX
1 stop10h 33mAmerican Airlines
Deal found 3/31$405
This JetBlue deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/412:10 pmPHX - SJU
1 stop12h 07mJetBlue
Wed 11/123:00 pmSJU - PHX
1 stop10h 33mJetBlue
Deal found 3/30$426
This United Airlines deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/277:00 amPHX - SJU
1 stop10h 38mUnited Airlines
Fri 5/91:05 amSJU - PHX
2 stops21h 33mUnited Airlines
Deal found 3/29$461
This Alaska Airlines deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/47:00 amPHX - SJU
2 stops19h 05mAlaska Airlines
Tue 11/118:14 amSJU - PHX
2 stops18h 52mAlaska Airlines
Deal found 3/30$463

Cheapflights Fare Finder

Customize your flight search to find flights from Sky Harbor Intl to San Juan that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 31, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to San Juan that are best for you.

Fly from

Sky Harbor Intl

Fly to

San Juan

Route

Depart

Return

Price

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Mon 4/28

2:34 pm-7:40 pm

3 stops26h 06m

San Juan Luis Munoz Marin Intl

Fri 5/2

12:54 am-4:41 pm

1 stop18h 47m

$249

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Mon 4/28

3:07 pm-2:49 am

1 stop8h 42m

San Juan Luis Munoz Marin Intl

Fri 5/2

12:54 am-4:41 pm

1 stop18h 47m

$251

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Fri 4/11

11:19 pm-1:16 pm

1 stop10h 57m

San Juan Luis Munoz Marin Intl

Wed 4/23

3:56 am-2:02 pm

1 stop13h 06m

$296

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Tue 7/8

6:05 am-10:12 pm

1 stop13h 07m

San Juan Luis Munoz Marin Intl

Tue 7/15

12:56 pm-8:29 pm

1 stop10h 33m

$385

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Thu 4/24

12:40 am-2:35 pm

1 stop10h 55m

San Juan Luis Munoz Marin Intl

Tue 4/29

3:20 pm-10:53 pm

1 stop10h 33m

$405

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Thu 5/15

11:05 am-11:54 pm

1 stop9h 49m

San Juan Luis Munoz Marin Intl

Wed 5/21

7:25 am-6:09 pm

2 stops13h 44m

$419

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Mon 4/28

2:34 pm-7:40 pm

2 stops26h 06m

$113

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Wed 4/30

3:07 pm-2:49 am

1 stop8h 42m

$146

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Sat 5/24

5:55 pm-3:11 pm

1 stop18h 16m

$212

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Tue 4/29

12:48 am-2:45 pm

1 stop10h 57m

$223

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 14 results
1
2

Best time to book a flight from Sky Harbor Intl to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Sky Harbor Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Phoenix Sky Harbor Intl Airport to San Juan

How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to San Juan?

Use this chart to determine the optimal time to book a round-trip flight from Sky Harbor Intl to San Juan. Price data was last updated on March 28, 2025.

To ensure you get the cheapest price possible for a flight from Phoenix Sky Harbor Intl Airport to San Juan, you should look to book at least 60 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.

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to San Juan?

Currently, September is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to San Juan (average of $254). Flying from Phoenix Sky Harbor Intl Airport to San Juan in December is currently the most expensive (average of $336). 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.

What is the cheapest time of day to fly from PHX to SJU?

Find hourly flight availability from Sky Harbor Intl to San Juan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 31, 2025.

It’s optimal to fly from Phoenix Sky Harbor Intl Airport to San Juan at noon. By choosing this option you can save up to 21% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to San Juan?

Use this chart to determine the cheapest time to fly round-trip from Sky Harbor Intl to San Juan. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to San Juan flight should consider departing on Friday at noon when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in San Juan by month

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

In terms of precipitation, rainfall in San Juan ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit San Juan when rainfall is around 2.2 in.

Temperature in San Juan by month

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

If weather is an important factor for your trip to San Juan, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Juan. Reviews last updated March 31, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta and United Airlines from Phoenix to San Juan to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,275 reviews

Boarding

8.2

Overall

8.0

Crew

8.7

Entertainment

7.6

Comfort

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,275 reviews
Southwest
8.0
Very good
4,275 reviews

Boarding

8.2

Overall

8.0

Crew

8.7

Entertainment

7.6

Comfort

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,899 reviews
Southwest
8.0
Very good
4,275 reviews

Boarding

8.2

Overall

8.0

Crew

8.7

Entertainment

7.6

Comfort

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,614 reviews
Southwest
8.0
Very good
4,275 reviews

Boarding

8.2

Overall

8.0

Crew

8.7

Entertainment

7.6

Comfort

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,275 reviews

Boarding

8.2

Overall

8.0

Crew

8.7

Entertainment

7.6

Comfort

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Sun Country Air
6.9
Okay
349 reviews
Southwest
8.0
Very good
4,275 reviews

Boarding

8.2

Overall

8.0

Crew

8.7

Entertainment

7.6

Comfort

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl to San Juan. 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 Phoenix Sky Harbor Intl Airport to San Juan round-trip?

    Flying on Spirit Airlines is currently your cheapest option to San Juan, with prices starting at $249. Additional round-trip tickets that might be worth considering are offered by Frontier and Delta, with the lowest prices starting at $296 and $385, respectively. Spirit Airlines is priced at 44% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to San Juan one-way?

    The cheapest airlines for a one-way flight from Phoenix Sky Harbor Intl Airport to San Juan are Spirit Airlines ($113), Frontier ($146), and Sun Country Air ($212).

  • Where are the most common layover locations when flying from Phoenix Sky Harbor Intl Airport to San Juan?

    Of the flights from Phoenix Sky Harbor Intl Airport to San Juan that have layovers, most of them stop in Miami. Phoenix Sky Harbor Intl Airport to San Juan flights stop in Charlotte the next most. Dallas follows Charlotte in terms of the most frequent layover location on Phoenix Sky Harbor Intl Airport to San Juan flights.

  • What are some popular things to do or see while on a layover in Miami?

    Miami travelers tend to visit Wynwood Art District, Bayside Marketplace, and Bayfront Park more than anywhere else. Those on a layover in Miami interested in visiting Wynwood Art District, Bayside Marketplace, or Bayfront Park can do so by traveling 5.5 mi, 6.4 mi, and 6.4 mi, respectively from Miami. Those landing in Miami looking to spend some time exploring during their layover can rent a car for about $24 per day.

  • What are some popular points of interest to see during a layover in Charlotte?

    Charlotte travelers tend to visit Carowind, Mint Museum Uptown, and North Carolina Blumenthal Performing Arts Center more than any other notable places. Carowind, Mint Museum Uptown, and North Carolina Blumenthal Performing Arts Center can be accessed by traveling approximately 8.2 mi, 5.4 mi, and 5.8 mi, respectively from Charlotte Douglas. Travelers in need of a car in Charlotte can rent one for about $49 per day.

  • What are points of interest worth seeing during a layover in Dallas?

    The majority of Dallas visitors spend their time at American Airlines Center, Dos Equis Pavilion, and Dallas World Aquarium. Travelers on a layover in Dallas can visit American Airlines Center, Dos Equis Pavilion, and Dallas World Aquarium, by traveling 15.0 mi, 18.3 mi, and 15.5 mi, respectively after landing at Dallas/Fort Worth. Travelers can book a car rental at Dallas/Fort Worth for about $58 per day to make their sightseeing more efficient.

  • Where are the least popular layover locations for Phoenix Sky Harbor Intl Airport to San Juan flights?

    Phoenix Sky Harbor Intl Airport to San Juan flights have a layover in Philadelphia least often. Philadelphia is followed by Atlanta in terms of the least popular layover location on flights from Phoenix Sky Harbor Intl Airport to San Juan. Orlando follows Atlanta in terms of the least frequent layover locations on Phoenix Sky Harbor Intl Airport to San Juan flights.

  • Can I find deals for flights from Sky Harbor Intl to San Juan that include hotel bookings?

    Yes. In addition to deals on Sky Harbor Intl to San Juan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sky Harbor Intl to San Juan?

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

  • Can I find deals for business class flights from Sky Harbor Intl to San Juan?

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

  • What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to San Juan?

    Currently, September is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to San Juan (average of $254). Flying from Phoenix Sky Harbor Intl Airport to San Juan in December is currently the most expensive (average of $336). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Sky Harbor Intl to San Juan

See prices for flight routes from nearby airports that may be better suited for you.
Sky Harbor Intl to Luis Munoz Marin Intl flights
Sky Harbor Intl to Aguadilla flights
Sky Harbor Intl to Culebra flights
Sky Harbor Intl to Mayagüez flights

Top 7 airlines flying from Sky Harbor Intl to San Juan

Discover the top 7 airlines that operate flights from Sky Harbor Intl to San Juan. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$150Average$339FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$177Average$315FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$268Average$359FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$286Average$507FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$314Average$472FlexibilityNo cancel feeOn-time71%
DeltaCheapest$314Average$439FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$449Average$574FlexibilityNo cancel feeOn-time63%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.