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San Juan

Cheap flights from Phoenix to San Juan

PHX — SJU
Oct 29 — Nov 51
Thu 10/29
Thu 11/5
1 adult, Economy
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Find flight deals from Phoenix to San Juan

Popular in

December

Cheapest in

April

Average price

$502
Highest demand for flights based on searches. 7% potential increase in price ($41 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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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

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?

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 39 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, April is the cheapest month in which you can book a flight from Phoenix to San Juan (average of $472). Flying from Phoenix to San Juan in December is currently the most expensive (average of $651). 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.

Reviews of airlines servicing San Juan

Read reviews from past customers who have flown Southwest,United Airlines, andJetBlue 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
4,200 reviews

Food

7.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Edward,Sep 2026

MCO - BWI

Changed flight which was easy. Gate Agent booked me from extra leg room seat on original flight to row 15 on new flight that did not have extra leg room - even though it was an exit row. The row in front of me with extra leg room had an empty seat.
Southwest
8.0
Very good
4,200 reviews
Southwest
8.0
Very good
4,200 reviews

Food

7.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Edward,Sep 2026

MCO - BWI

Changed flight which was easy. Gate Agent booked me from extra leg room seat on original flight to row 15 on new flight that did not have extra leg room - even though it was an exit row. The row in front of me with extra leg room had an empty seat.
United Airlines
7.4
Good
10,251 reviews
Southwest
8.0
Very good
4,200 reviews

Food

7.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Edward,Sep 2026

MCO - BWI

Changed flight which was easy. Gate Agent booked me from extra leg room seat on original flight to row 15 on new flight that did not have extra leg room - even though it was an exit row. The row in front of me with extra leg room had an empty seat.
JetBlue
7.1
Good
3,041 reviews
Southwest
8.0
Very good
4,200 reviews

Food

7.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Edward,Sep 2026

MCO - BWI

Changed flight which was easy. Gate Agent booked me from extra leg room seat on original flight to row 15 on new flight that did not have extra leg room - even though it was an exit row. The row in front of me with extra leg room had an empty seat.
American Airlines
7.0
Good
12,096 reviews
Southwest
8.0
Very good
4,200 reviews

Food

7.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Edward,Sep 2026

MCO - BWI

Changed flight which was easy. Gate Agent booked me from extra leg room seat on original flight to row 15 on new flight that did not have extra leg room - even though it was an exit row. The row in front of me with extra leg room had an empty seat.
Frontier
5.6
Fair
2,568 reviews
Southwest
8.0
Very good
4,200 reviews

Food

7.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Edward,Sep 2026

MCO - BWI

Changed flight which was easy. Gate Agent booked me from extra leg room seat on original flight to row 15 on new flight that did not have extra leg room - even though it was an exit row. The row in front of me with extra leg room had an empty seat.

Related info for your journey

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

    Frontier, at $224, was found to be the cheapest airline from Phoenix to San Juan.Alternate airlines to your destination round-trip include JetBlue and Delta. Frontier is 57% cheaper than the average price of flights available within the next 90 days to this destination.

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

    $101 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on JetBlue and Southwest, with prices starting from $154 and $189, respectively.

  • 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, April is the cheapest month in which you can book a flight from Phoenix to San Juan (average of $472). Flying from Phoenix to San Juan in December is currently the most expensive (average of $651). 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

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Alternative routes for Phoenix to San Juan

Sky Harbor Intl to Luis Munoz Marin Intl flights
Las Vegas to Luis Munoz Marin Intl flights

Top 6 airlines flying from Phoenix to San Juan

AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$224Average$408FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$298Average$437FlexibilityNo cancel feeOn-time62%
DeltaCheapest$382Average$706FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$388Average$519FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$390Average$543FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$425Average$614FlexibilityNo cancel feeOn-time71%

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