$166+ 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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SJU
Jan 3 — Jan 101
1 adult, Economy
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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
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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 April or May, booked 37 days in advance, depart on a Monday or Tuesday and return on a Sunday
Cheap flight deals from Phoenix to San Juan
Cheapest flights from Phoenix to San JuanExplore 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 December 4, 2025.
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 December 4, 2025.
This Kiwi.com deal was found by Cheapflights users on 12/3. 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.
Wed 12/316:04 pmPHX - SJU
2 stops29h 30mMultiple Airlines
Wed 1/77:05 pmSJU - PHX
1 stop20h 45mMultiple Airlines
Deal found 12/3![Multiple Airlines logo]()
$363
This Kiwi.com deal was found by Cheapflights users on 12/3. 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.
Sun 12/76:00 amPHX - SJU
2 stops27h 32mMultiple Airlines
Sat 12/136:00 amSJU - PHX
1 stop14h 32mMultiple Airlines
Deal found 12/3![Multiple Airlines logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 12/3. 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 12/46:00 amPHX - SJU
2 stops27h 32mMultiple Airlines
Sat 12/136:00 amSJU - PHX
1 stop14h 32mMultiple Airlines
Deal found 12/3![Multiple Airlines logo]()
$365
This Kiwi.com deal was found by Cheapflights users on 12/1. 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.
Tue 12/167:00 amPHX - SJU
2 stops40h 50mFrontier
Sun 12/214:21 pmSJU - PHX
1 stop25h 57mFrontier
Deal found 12/1![Frontier logo]()
$366
This Kiwi.com deal was found by Cheapflights users on 12/1. 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 12/1510:26 pmPHX - SJU
2 stops49h 24mFrontier
Mon 12/227:25 amSJU - PHX
1 stop10h 53mFrontier
Deal found 12/1![Frontier logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 12/3. 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 12/810:36 pmPHX - SJU
2 stops37h 40mMultiple Airlines
Sat 12/136:00 amSJU - PHX
1 stop14h 32mMultiple Airlines
Deal found 12/3![Multiple Airlines logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 12/1. 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.
Wed 12/246:15 pmPHX - SJU
1 stop28h 09mMultiple Airlines
Wed 12/3112:53 pmSJU - PHX
2 stops37h 19mMultiple Airlines
Deal found 12/1![Multiple Airlines logo]()
$370
This Kiwi.com deal was found by Cheapflights users on 12/1. 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.
Wed 12/246:15 pmPHX - SJU
1 stop28h 09mFrontier
Tue 12/307:33 pmSJU - PHX
2 stops31h 56mFrontier
Deal found 12/1![Frontier logo]()
$382
This Kiwi.com deal was found by Cheapflights users on 12/3. 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.
Sun 12/2810:31 pmPHX - SJU
2 stops23h 53mFrontier
Mon 1/127:35 amSJU - PHX
1 stop10h 38mFrontier
Deal found 12/3![Frontier logo]()
$385
This Kiwi.com deal was found by Cheapflights users on 12/3. 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 12/64:12 pmPHX - SJU
2 stops28h 13mMultiple Airlines
Sat 12/136:00 amSJU - PHX
1 stop14h 32mMultiple Airlines
Deal found 12/3![Multiple Airlines logo]()
$386
This Kiwi.com deal was found by Cheapflights users on 12/3. 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.
Wed 12/246:15 pmPHX - SJU
1 stop28h 09mFrontier
Sat 1/107:35 amSJU - PHX
2 stops19h 54mFrontier
Deal found 12/3![Frontier logo]()
$387
This Booking.com deal was found by Cheapflights users on 12/3. 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.
Thu 12/1812:59 amPHX - SJU
1 stop22h 51mFrontier
Sun 12/2110:08 amSJU - PHX
1 stop16h 43mFrontier
Deal found 12/3![Frontier logo]()
$390
Find 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 December 4, 2025.
Round-trip from | $362 (Kiwi.com) |
|---|---|
One-way from | $166 (Kiwi.com) |
Popular in | December |
Cheapest in | April |
Average price | $566 |
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 December 4, 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
Fri 4/24
2:15 pm-2:55 am
1 stop9h 40m
San Juan Luis Munoz Marin Intl
Tue 4/28
2:35 pm-9:45 pm
1 stop10h 10m
$418
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Thu 1/22
9:30 am-9:26 pm
1 stop8h 56m
San Juan Luis Munoz Marin Intl
Mon 1/26
7:45 am-4:53 pm
1 stop12h 08m
$423
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Wed 3/11
8:30 am-12:15 am
2 stops12h 45m
San Juan Luis Munoz Marin Intl
Tue 3/24
5:15 am-8:30 pm
2 stops18h 15m
$423
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Thu 3/5
11:10 am-12:35 am
2 stops10h 25m
San Juan Luis Munoz Marin Intl
Tue 3/10
5:15 am-8:30 pm
2 stops18h 15m
$425
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Sun 1/25
12:10 pm-12:40 am
2 stops9h 30m
San Juan Luis Munoz Marin Intl
Sat 1/31
5:30 am-2:10 pm
2 stops11h 40m
$445
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Tue 1/20
7:10 am-11:45 pm
2 stops13h 35m
San Juan Luis Munoz Marin Intl
Tue 2/3
2:15 pm-12:42 am
2 stops13h 27m
$465
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Thu 3/26
11:23 am-1:13 am
1 stop10h 50m
San Juan Luis Munoz Marin Intl
Tue 3/31
2:35 pm-9:45 pm
1 stop10h 10m
$469
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Sun 4/19
5:50 pm-9:10 am
1 stop12h 20m
San Juan Luis Munoz Marin Intl
Sun 4/26
5:35 am-2:45 pm
2 stops12h 10m
$490
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Wed 2/18
12:25 am-12:49 pm
1 stop9h 24m
San Juan Luis Munoz Marin Intl
Tue 2/24
8:10 am-6:14 pm
2 stops13h 04m
$495
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Thu 2/5
8:30 am-12:36 am
2 stops13h 06m
San Juan Luis Munoz Marin Intl
Sat 2/7
7:45 am-4:53 pm
1 stop12h 08m
$495
Showing 1-10 of 23 results
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 November 28, 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 20 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, June is the cheapest month in which you can book a flight from Phoenix to San Juan (average of $129). Flying from Phoenix to San Juan in September is currently the most expensive (average of $359). 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 December 4, 2025.
It’s optimal to fly from Phoenix to San Juan at noon. By choosing this option you can save up to 31% on the cost of your flight, compared to a flight in the morning.
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 Monday mornings 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 December 4, 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.
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
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.
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Alternative routes for Phoenix to San Juan
See prices for flight routes from nearby airports that may be better suited for you.
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 December 4, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$140 | Average$337 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$170 | Average$365 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$236 | Average$400 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$369 | Average$465 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$384 | Average$535 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$389 | Average$546 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$445 | Average$583 | FlexibilityNo cancel fee | On-time63% |