HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Juan

$147+ Cheap flights from Phoenix 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SJU
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Phoenix 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 to San Juan are usually found in January or September, booked 66 days in advance, depart on a Monday or Tuesday and return on a Sunday

Cheap flight deals from Phoenix to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) 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 September 11, 2025.

Round-trip from

$284
(Priceline)

One-way from

$147
(Frontier)

Popular in

December

Cheapest in

January

Average price

$436
From Phoenix to San Juan
Search Deals
One-way flight from Phoenix to San Juan
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($4 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Phoenix to San Juan

Cheapest flights from Phoenix to San Juan
Explore the most affordable flight options available from Phoenix to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Priceline deal was found by Cheapflights users on 9/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1811:00 pmPHX - SJU
1 stop7h 42mFrontier
Tue 10/213:40 amSJU - PHX
1 stop12h 37mFrontier
Deal found 9/10$284
This Priceline deal was found by Cheapflights users on 9/11. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/511:59 pmPHX - SJU
1 stop30h 56mFrontier
Sun 12/73:55 amSJU - PHX
1 stop21h 59mFrontier
Deal found 9/11$288
This Frontier deal was found by Cheapflights users on 9/11. 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.
Tue 10/211:16 pmPHX - SJU
2 stops23h 08mFrontier
Fri 10/2411:48 amSJU - PHX
2 stops13h 44mFrontier
Deal found 9/11$292
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/136:00 amPHX - SJU
1 stop9h 48mMultiple Airlines
Sat 10/189:48 amSJU - PHX
2 stops16h 53mMultiple Airlines
Deal found 9/11$294
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/276:00 amPHX - SJU
1 stop9h 48mMultiple Airlines
Thu 11/69:49 pmSJU - PHX
1 stop28h 14mMultiple Airlines
Deal found 9/11$298
This CheapOair deal was found by Cheapflights users on 9/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/911:40 pmPHX - SJU
1 stop17h 25mJetBlue
Tue 12/167:00 amSJU - PHX
1 stop18h 40mJetBlue
Deal found 9/10$299
This Frontier deal was found by Cheapflights users on 9/11. 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.
Sat 10/2511:00 pmPHX - SJU
1 stop7h 42mFrontier
Fri 11/79:00 amSJU - PHX
2 stops18h 29mFrontier
Deal found 9/11$300
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/136:00 amPHX - SJU
1 stop9h 48mMultiple Airlines
Thu 10/234:04 pmSJU - PHX
1 stop9h 23mMultiple Airlines
Deal found 9/11$301
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/41:45 pmPHX - SJU
1 stop23h 38mSpirit Airlines
Mon 12/86:00 amSJU - PHX
1 stop33h 09mSpirit Airlines
Deal found 9/11$302
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/111:10 pmPHX - SJU
1 stop22h 49mMultiple Airlines
Sat 10/189:48 amSJU - PHX
2 stops16h 53mMultiple Airlines
Deal found 9/11$303
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/111:10 pmPHX - SJU
1 stop22h 49mMultiple Airlines
Thu 10/234:04 pmSJU - PHX
1 stop9h 23mMultiple Airlines
Deal found 9/11$304
This Frontier deal was found by Cheapflights users on 9/10. 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.
Wed 10/810:59 pmPHX - SJU
1 stop13h 33mFrontier
Wed 10/156:22 amSJU - PHX
2 stops18h 33mFrontier
Deal found 9/10$306

Cheapflights Fare Finder

 
Customize your flight search to find flights from Phoenix 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 September 11, 2025.
Use the filters below to find and compare flights from Phoenix to San Juan that are best for you.

Fly from

Phoenix

Fly to

San Juan

Route

Depart

Return

Price

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Sat 10/18

11:00 pm-9:42 am

1 stop7h 42m

San Juan Luis Munoz Marin Intl

Mon 10/20

3:40 am-1:17 pm

1 stop12h 37m

$284

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Mon 11/3

6:05 am-7:48 pm

1 stop10h 43m

San Juan Luis Munoz Marin Intl

Mon 11/10

6:00 am-9:44 pm

2 stops18h 44m

$313

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Sun 10/26

10:07 pm-9:58 am

1 stop8h 51m

San Juan Luis Munoz Marin Intl

Fri 10/31

4:05 pm-9:57 pm

1 stop8h 52m

$356

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Tue 1/27

12:45 am-2:40 pm

1 stop10h 55m

San Juan Luis Munoz Marin Intl

Sun 2/1

6:30 am-5:09 pm

1 stop13h 39m

$425

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Sat 12/6

11:58 pm-12:49 pm

1 stop9h 51m

San Juan Luis Munoz Marin Intl

Tue 12/9

2:05 am-11:36 am

1 stop12h 31m

$450

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Sun 10/26

10:50 pm-4:25 pm

1 stop14h 35m

San Juan Luis Munoz Marin Intl

Fri 10/31

7:15 am-8:01 pm

2 stops15h 46m

$465

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Sun 11/9

12:40 pm-12:35 am

2 stops8h 55m

San Juan Luis Munoz Marin Intl

Sat 11/15

8:50 am-5:20 pm

2 stops11h 30m

$465

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Wed 1/28

11:40 am-12:35 am

2 stops9h 55m

San Juan Luis Munoz Marin Intl

Sun 2/1

5:35 am-2:00 pm

2 stops11h 25m

$504

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Tue 1/20

11:00 am-11:49 pm

1 stop9h 49m

San Juan Luis Munoz Marin Intl

Tue 2/3

3:21 pm-12:49 am

2 stops12h 28m

$505

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Wed 1/7

8:10 am-9:00 pm

1 stop9h 50m

San Juan Luis Munoz Marin Intl

Tue 1/13

2:05 am-2:16 pm

2 stops15h 11m

$515

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 24 results
1
2
3

Best time to book a flight from Phoenix to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Phoenix 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 to San Juan

How far ahead should I book a flight from Phoenix to San Juan?

Use this chart to determine the optimal time to book a round-trip flight from Phoenix to San Juan. Price data was last updated on August 29, 2025.

The price you pay for your flight from Phoenix to San Juan may vary depending on when you book. For the best chance of a lower fare, look to book 66 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Phoenix to San Juan?

Currently, September is the cheapest month in which you can book a flight from Phoenix to San Juan (average of $254). Flying from Phoenix to San Juan in June is currently the most expensive (average of $339). 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 Phoenix 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 September 11, 2025.

It’s optimal to fly from Phoenix 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 to San Juan?

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

Travelers seeking maximum savings on their Phoenix 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.

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 September 11, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Phoenix to San Juan. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,248 reviews

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,960 reviews
Southwest
8.0
Very good
4,248 reviews

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,937 reviews
Southwest
8.0
Very good
4,248 reviews

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,248 reviews

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,177 reviews
Southwest
8.0
Very good
4,248 reviews

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Phoenix to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Phoenix to San Juan?

    Departing from Phoenix to San Juan will take you 7h 42m. There are 3010 mi between Phoenix and San Juan. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Phoenix to San Juan round-trip?

    Frontier, at $136, was found to be the cheapest airline from Phoenix to San Juan.Alternate airlines to your destination round-trip include Spirit Airlines and JetBlue. Frontier is 71% cheaper than the average price of flights available within the next 90 days to this destination.

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

    Most of the time, Phoenix to San Juan flights that have layovers will stop in Orlando. Phoenix to San Juan flights stop in Charlotte the next most. Dallas comes next as the third most popular layover location for Phoenix to San Juan flights.

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

    If you're on a layover in Orlando and looking for things to do, consider visiting Walt Disney World Resort, Universal Orlando Resort, or International Drive. Walt Disney World Resort, Universal Orlando Resort, and International Drive are located about 16.2 mi, 10.2 mi, and 9.9 mi, respectively from Orlando. Those on a layover in Orlando in need of a rental car can book one at Orlando for about $28.

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

    Carowind, Mint Museum Uptown, and NASCAR Hall of Fame are currently the most popular points of interest in Charlotte at the moment. Travelers on a layover in Charlotte can visit Carowind, Mint Museum Uptown, and NASCAR Hall of Fame, by traveling 8.2 mi, 5.4 mi, and 5.7 mi, respectively after landing at Charlotte Douglas. Travelers can book a car rental at Charlotte Douglas for about $44 per day to make their sightseeing more efficient.

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

    Dallas travelers tend to visit American Airlines Center, Dallas World Aquarium, and Dos Equis Pavilion more than any other attractions. American Airlines Center, Dallas World Aquarium, and Dos Equis Pavilion can be accessed by traveling approximately 15.0 mi, 15.5 mi, and 18.3 mi, respectively from Dallas/Fort Worth. Those landing in Dallas looking to spend some time exploring during their layover can rent a car for about $50 per day.

  • Where are the least popular layover locations for Phoenix to San Juan flights?

    Phoenix to San Juan flights have a layover in Atlanta least often. Atlanta is followed by Miami in terms of the least popular layover location on flights from Phoenix to San Juan.

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

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

  • How can I find direct flights from Phoenix to San Juan?

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

  • Can I find deals for business class flights from Phoenix to San Juan?

    Yes. Cheapflights offers flight deals from Phoenix 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 to San Juan?

    Currently, September is the cheapest month in which you can book a flight from Phoenix to San Juan (average of $254). Flying from Phoenix to San Juan in June is currently the most expensive (average of $339). 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.

Top 7 airlines flying from Phoenix to San Juan

Discover the top 7 airlines that operate flights from Phoenix 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$136Average$348FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$181Average$391FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$236Average$368FlexibilityNo cancel feeOn-time62%
DeltaCheapest$359Average$459FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$377Average$514FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$385Average$529FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$445Average$581FlexibilityNo 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.