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$121+ 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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SJU
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to San Juan are usually found in September or August, booked 17 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 April 24, 2025.

Round-trip from

$308
(Frontier)

One-way from

$121
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$429
From Phoenix Sky Harbor Intl to San Juan
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One-way flight from Phoenix Sky Harbor Intl to San Juan
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Highest demand for flights based on searches. 6% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 April 24, 2025.

This Frontier deal was found by Cheapflights users on 4/22. 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 5/203:11 pmPHX - SJU
1 stop8h 40mFrontier
Wed 5/283:40 amSJU - PHX
1 stop15h 47mFrontier
Deal found 4/22$308
This Mytrip deal was found by Cheapflights users on 4/23. 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 6/169:35 pmPHX - SJU
2 stops18h 44mSpirit Airlines
Thu 6/198:24 pmSJU - PHX
2 stops26h 41mSpirit Airlines
Deal found 4/23$316
This CheapOair deal was found by Cheapflights users on 4/23. 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.
Sun 5/255:32 pmPHX - SJU
1 stop12h 26mMultiple Airlines
Sat 5/311:33 amSJU - PHX
1 stop11h 17mMultiple Airlines
Deal found 4/23$334
This JetBlue deal was found by Cheapflights users on 4/23. 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.
Sat 6/1410:50 pmPHX - SJU
1 stop10h 16mJetBlue
Thu 6/1911:00 amSJU - PHX
1 stop12h 25mJetBlue
Deal found 4/23$340
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Mon 9/812:25 amPHX - SJU
2 stops11h 22mAmerican Airlines
Fri 9/193:55 pmSJU - PHX
1 stop9h 07mAmerican Airlines
Deal found 4/23$395
This Delta deal was found by Cheapflights users on 4/22. 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.
Sat 5/2412:45 amPHX - SJU
1 stop11h 20mDelta
Thu 5/297:00 amSJU - PHX
2 stops12h 40mDelta
Deal found 4/22$435
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Mon 6/164:09 pmPHX - SJU
1 stop10h 21mUnited Airlines
Wed 6/181:05 amSJU - PHX
1 stop10h 34mUnited Airlines
Deal found 4/23$438
This Southwest deal was found by Cheapflights users on 4/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/295:45 amPHX - SJU
1 stop13h 45mSouthwest
Tue 5/138:00 amSJU - PHX
2 stops11h 10mSouthwest
Deal found 4/23$487

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 April 24, 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

Tue 5/20

3:11 pm-2:51 am

1 stop8h 40m

San Juan Luis Munoz Marin Intl

Mon 5/26

3:36 am-4:27 pm

1 stop15h 51m

$308

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Mon 6/16

9:35 pm-7:19 pm

2 stops18h 44m

San Juan Luis Munoz Marin Intl

Thu 6/19

8:24 pm-8:05 pm

2 stops26h 41m

$316

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Sun 5/25

5:32 pm-8:58 am

1 stop12h 26m

San Juan Luis Munoz Marin Intl

Sat 5/31

1:33 am-9:50 am

1 stop11h 17m

$334

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Sat 6/14

10:50 pm-12:06 pm

1 stop10h 16m

San Juan Luis Munoz Marin Intl

Thu 6/19

11:00 am-8:25 pm

1 stop12h 25m

$340

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Sat 5/24

12:45 am-3:05 pm

1 stop11h 20m

San Juan Luis Munoz Marin Intl

Thu 5/29

7:00 am-4:40 pm

2 stops12h 40m

$435

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Mon 6/16

4:09 pm-5:30 am

1 stop10h 21m

San Juan Luis Munoz Marin Intl

Wed 6/18

1:05 am-8:39 am

1 stop10h 34m

$438

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Wed 5/28

12:45 am-12:45 pm

1 stop9h 00m

San Juan Luis Munoz Marin Intl

Tue 6/3

1:10 pm-10:06 pm

1 stop11h 56m

$475

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Tue 4/29

5:45 am-10:30 pm

1 stop13h 45m

San Juan Luis Munoz Marin Intl

Tue 5/13

8:00 am-4:10 pm

2 stops11h 10m

$487

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Tue 5/13

3:02 pm-11:31 am

2 stops17h 29m

$121

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Tue 5/13

3:11 pm-2:51 am

1 stop8h 40m

$147

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 15 results
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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 April 18, 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 17 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 April 24, 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 April 24, 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
4,287 reviews

Comfort

8.0

Crew

8.6

Overall

8.0

Entertainment

7.6

Boarding

8.2

Food

7.1

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Comfort

8.0

Crew

8.6

Overall

8.0

Entertainment

7.6

Boarding

8.2

Food

7.1

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Delta
8.0
Very good
7,920 reviews
Southwest
8.0
Very good
4,287 reviews

Comfort

8.0

Crew

8.6

Overall

8.0

Entertainment

7.6

Boarding

8.2

Food

7.1

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,685 reviews
Southwest
8.0
Very good
4,287 reviews

Comfort

8.0

Crew

8.6

Overall

8.0

Entertainment

7.6

Boarding

8.2

Food

7.1

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
JetBlue
7.3
Good
2,924 reviews
Southwest
8.0
Very good
4,287 reviews

Comfort

8.0

Crew

8.6

Overall

8.0

Entertainment

7.6

Boarding

8.2

Food

7.1

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,287 reviews

Comfort

8.0

Crew

8.6

Overall

8.0

Entertainment

7.6

Boarding

8.2

Food

7.1

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

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 Frontier is currently your cheapest option to San Juan, with prices starting at $308. Additional round-trip tickets that might be worth considering are offered by Spirit Airlines and JetBlue, with the lowest prices starting at $316 and $340, respectively. Frontier is priced at 31% 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 Frontier ($147), Spirit Airlines ($194), and Southwest ($218).

  • 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 Orlando the next most. Charlotte follows Orlando 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, Bayfront Park, and Bayside Marketplace more than anywhere else. Those on a layover in Miami interested in visiting Wynwood Art District, Bayfront Park, or Bayside Marketplace 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 Orlando?

    Orlando travelers tend to visit Walt Disney World Resort, Universal Orlando Resort, and International Drive more than any other notable places. Walt Disney World Resort, Universal Orlando Resort, and International Drive can be accessed by traveling approximately 16.2 mi, 10.2 mi, and 9.9 mi, respectively from Orlando. Travelers in need of a car in Orlando can rent one for about $26 per day.

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

    The majority of Charlotte visitors spend their time at Carowind, Mint Museum Uptown, and NASCAR Hall of Fame. 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 $55 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 Atlanta least often. Atlanta is followed by Philadelphia in terms of the least popular layover location on flights from Phoenix Sky Harbor Intl Airport to San Juan. Dallas follows Philadelphia 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.

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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 Mayagüez flights
Sky Harbor Intl to Culebra 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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$149Average$347FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$194Average$316FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$268Average$359FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$292Average$508FlexibilityNo cancel feeOn-time69%
DeltaCheapest$314Average$437FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$314Average$473FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$435Average$577FlexibilityNo cancel feeOn-time63%

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