$90+ Cheap flights from Mesa, AZ 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Mesa 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 Mesa to San Juan are usually found in April or May, booked 53 days in advance, depart on a Monday or Tuesday and return on a Sunday
Cheap flight deals from Mesa to San Juan
Cheapest flights from Mesa to San JuanExplore the most affordable flight options available from Mesa to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.
Explore the most affordable flight options available from Mesa to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.
This Priceline deal was found by Cheapflights users on 12/22. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 12/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Priceline deal was found by Cheapflights users on 12/22. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 12/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Frontier deal was found by Cheapflights users on 12/22. 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.
This Priceline deal was found by Cheapflights users on 12/22. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This JetBlue deal was found by Cheapflights users on 12/21. 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.
This Kiwi.com deal was found by Cheapflights users on 12/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 12/21. 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.
This Priceline deal was found by Cheapflights users on 12/21. 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.
This Kiwi.com deal was found by Cheapflights users on 12/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Priceline deal was found by Cheapflights users on 12/21. 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.
Find flight deals from Mesa to San Juan
Keep the following information in mind while searching for Mesa to San Juan flight deals. Data was last updated December 23, 2025.
Round-trip from | $339 (Kiwi.com) |
|---|---|
One-way from | $90 (Frontier) |
Popular in | December |
Cheapest in | April |
Average price | $560 |
Cheapflights Fare Finder
Use the filters below to find and compare flights from Mesa to San Juan that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Sun 2/1
10:19 pm-12:33 pm
1 stop11h 14m
San Juan Luis Munoz Marin Intl
Tue 2/10
6:00 am-12:15 pm
1 stop9h 15m
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Wed 1/21
9:05 am-12:35 am
2 stops12h 30m
San Juan Luis Munoz Marin Intl
Wed 2/4
12:10 pm-9:35 pm
2 stops12h 25m
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Mon 2/23
11:05 pm-9:28 am
1 stop7h 23m
San Juan Luis Munoz Marin Intl
Wed 2/25
5:10 am-3:41 pm
1 stop13h 31m
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Thu 2/5
11:40 am-2:24 am
1 stop11h 44m
San Juan Luis Munoz Marin Intl
Fri 2/6
11:15 am-9:45 pm
1 stop13h 30m
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Wed 12/31
9:31 am-3:31 pm
2 stops27h 00m
San Juan Luis Munoz Marin Intl
Tue 1/6
7:05 pm-4:43 pm
1 stop24h 38m
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Wed 3/4
12:16 pm-12:59 am
1 stop9h 43m
San Juan Luis Munoz Marin Intl
Fri 3/13
3:19 pm-10:10 pm
1 stop9h 51m
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Sat 2/21
8:45 pm-9:55 am
2 stops10h 10m
San Juan Luis Munoz Marin Intl
Thu 2/26
7:00 am-3:10 pm
2 stops11h 10m
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Tue 2/3
6:00 am-8:58 pm
1 stop11h 58m
San Juan Luis Munoz Marin Intl
Sat 2/7
7:30 am-7:12 pm
2 stops14h 42m
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Mon 3/2
7:55 pm-1:01 pm
2 stops14h 06m
San Juan Luis Munoz Marin Intl
Mon 3/9
6:15 am-9:52 pm
2 stops18h 37m
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Tue 3/10
6:15 am-11:36 pm
2 stops14h 21m
San Juan Luis Munoz Marin Intl
Tue 3/17
6:40 am-1:34 pm
1 stop9h 54m
Best time to book a flight from Mesa to San Juan
Have a flexible travel schedule? Discover the best time to fly to San Juan from Mesa with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Mesa to San Juan
How far ahead should I book a flight from Mesa to San Juan?
Use this chart to determine the optimal time to book a round-trip flight from Mesa to San Juan. Price data was last updated on December 19, 2025.
To ensure you get the cheapest price possible for a flight from Mesa to San Juan, you should look to book at least 37 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 Mesa to San Juan?
Currently, June is the cheapest month in which you can book a flight from Mesa to San Juan (average of $128). Flying from Mesa 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 MS9 to SJU?
Find hourly flight availability from Mesa 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 23, 2025.
It’s typically best to fly out from Mesa to San Juan at noon. Doing so could potentially save you 31% on the flight price compared to flying in the morning, which is usually more expensive.
What is the cheapest day to fly from Mesa to San Juan?
Use this chart to determine the cheapest time to fly round-trip from Mesa to San Juan. Price data was last updated on December 16, 2024.
Travelers seeking maximum savings on their Mesa 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.
How much does it cost to fly round-trip from Mesa to San Juan?
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 23, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Mesa 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.
Boarding
Crew
Comfort
Food
Overall
Entertainment
Reviews
Thomas,Dec 2025
SEA - DEN
Boarding
Crew
Comfort
Food
Overall
Entertainment
Reviews
Thomas,Dec 2025
SEA - DEN
Boarding
Crew
Comfort
Food
Overall
Entertainment
Reviews
Thomas,Dec 2025
SEA - DEN
Boarding
Crew
Comfort
Food
Overall
Entertainment
Reviews
Thomas,Dec 2025
SEA - DEN
Boarding
Crew
Comfort
Food
Overall
Entertainment
Reviews
Thomas,Dec 2025
SEA - DEN
Boarding
Crew
Comfort
Food
Overall
Entertainment
Reviews
Thomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Mesa 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 Mesa to San Juan
See prices for flight routes from nearby airports that may be better suited for you.
Top 7 airlines flying from Mesa to San Juan
Discover the top 7 airlines that operate flights from Mesa 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 23, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$149 | Average$352 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$170 | Average$383 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$236 | Average$395 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$356 | Average$469 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$385 | Average$542 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$405 | Average$532 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$441 | Average$582 | FlexibilityNo cancel fee | On-time63% |