$94+ 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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SJU
Feb 13 — Feb 201
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.Cheap 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 January 14, 2026.
Round-trip from | $306 (Frontier) |
|---|---|
One-way from | $94 (Expedia) |
Popular in | December |
Cheapest in | April |
Average price | $505 |
Find 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 January 14, 2026.
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 January 14, 2026.
This Frontier deal was found by Cheapflights users on 1/13. 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 3/2512:59 am
PHX
- SJU
1 stop10h 10m
Frontier
Tue 3/3111:07 am
SJU
- PHX
1 stop15h 37m
Frontier
Deal found 1/13![Frontier logo]()
$306
This Kiwi.com deal was found by Cheapflights users on 1/12. 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 2/265:24 pm
PHX
- SJU
1 stop15h 13m
Multiple Airlines
Sun 3/16:00 am
SJU
- PHX
2 stops21h 41m
Multiple Airlines
Deal found 1/12![Multiple Airlines logo]()
$307
This Kiwi.com deal was found by Cheapflights users on 1/12. 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 3/1810:24 am
PHX
- SJU
1 stop11h 35m
Multiple Airlines
Wed 3/2510:04 am
SJU
- PHX
2 stops16h 46m
Multiple Airlines
Deal found 1/12![Multiple Airlines logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 1/12. 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 2/1611:59 pm
PHX
- SJU
1 stop20h 10m
Multiple Airlines
Thu 2/196:00 am
SJU
- PHX
2 stops20h 44m
Multiple Airlines
Deal found 1/12![Multiple Airlines logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 1/11. 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.
Fri 2/209:47 pm
PHX
- SJU
2 stops15h 34m
Frontier
Sat 2/287:05 am
SJU
- PHX
1 stop11h 22m
Frontier
Deal found 1/11![Frontier logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 1/12. 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 2/215:40 pm
PHX
- SJU
1 stop14h 57m
Multiple Airlines
Mon 3/28:05 pm
SJU
- PHX
1 stop29h 07m
Multiple Airlines
Deal found 1/12![Multiple Airlines logo]()
$315
This Kiwi.com deal was found by Cheapflights users on 1/12. 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 2/145:40 pm
PHX
- SJU
1 stop14h 57m
Multiple Airlines
Tue 2/175:20 am
SJU
- PHX
1 stop19h 52m
Multiple Airlines
Deal found 1/12![Multiple Airlines logo]()
$316
This Kiwi.com deal was found by Cheapflights users on 1/13. 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 3/76:24 pm
PHX
- SJU
1 stop20h 30m
Multiple Airlines
Sat 3/148:16 pm
SJU
- PHX
2 stops54h 42m
Multiple Airlines
Deal found 1/13![Multiple Airlines logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 1/12. 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 2/105:40 pm
PHX
- SJU
1 stop15h 47m
Multiple Airlines
Fri 2/1311:52 am
SJU
- PHX
2 stops15h 56m
Multiple Airlines
Deal found 1/12![Multiple Airlines logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 1/12. 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 2/166:00 am
PHX
- SJU
1 stop29h 22m
Multiple Airlines
Sun 2/226:00 am
SJU
- PHX
2 stops29h 12m
Multiple Airlines
Deal found 1/12![Multiple Airlines logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 1/12. 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 2/195:05 am
PHX
- SJU
2 stops18h 20m
Multiple Airlines
Mon 2/237:44 pm
SJU
- PHX
1 stop21h 00m
Multiple Airlines
Deal found 1/12![Multiple Airlines logo]()
$322
This Kiwi.com deal was found by Cheapflights users on 1/12. 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 2/265:24 pm
PHX
- SJU
1 stop15h 13m
Multiple Airlines
Mon 3/28:05 pm
SJU
- PHX
1 stop29h 07m
Multiple Airlines
Deal found 1/12![Multiple Airlines logo]()
$323
Cheapflights Fare Finder
Customize your flight search to find flights from Mesa 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 January 14, 2026.
Use the filters below to find and compare flights from Mesa to San Juan that are best for you.
Fly from
Mesa
Fly to
San Juan
Route
Depart
Return
Price
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Fri 4/10
9:24 pm-11:54 pm
2 stops23h 30m
San Juan Luis Munoz Marin Intl
Sun 4/12
1:29 am-10:14 am
1 stop11h 45m
$354
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Sun 2/8
5:30 am-11:10 pm
1 stop14h 40m
San Juan Luis Munoz Marin Intl
Fri 2/13
6:00 am-6:55 pm
1 stop15h 55m
$399
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Sat 3/7
6:24 pm-5:54 pm
1 stop20h 30m
San Juan Luis Munoz Marin Intl
Thu 3/12
11:13 am-9:14 am
1 stop25h 01m
$399
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Sat 3/7
5:15 am-10:37 am
1 stop26h 22m
San Juan Luis Munoz Marin Intl
Sat 3/14
8:16 pm-7:42 am
2 stops38h 26m
$416
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Tue 3/17
10:24 am-12:59 am
1 stop11h 35m
San Juan Luis Munoz Marin Intl
Sat 3/21
3:08 am-2:46 pm
2 stops38h 38m
$428
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Wed 2/18
11:59 pm-11:53 pm
1 stop20h 54m
San Juan Luis Munoz Marin Intl
Sat 2/21
3:53 am-5:57 pm
1 stop17h 04m
$433
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Wed 3/18
8:05 am-11:00 pm
1 stop11h 55m
San Juan Luis Munoz Marin Intl
Wed 4/15
5:05 am-12:15 pm
1 stop10h 10m
$435
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Wed 2/18
5:40 pm-11:37 am
1 stop14h 57m
San Juan Luis Munoz Marin Intl
Sun 2/22
6:00 am-8:12 am
2 stops29h 12m
$440
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Fri 2/20
2:00 pm-1:35 am
2 stops8h 35m
San Juan Luis Munoz Marin Intl
Wed 2/25
10:20 am-7:55 pm
2 stops12h 35m
$445
PhoenixSan Juan
PHX - SJU
PHXSJU
Phoenix Sky Harbor Intl
Mon 3/9
12:59 am-10:45 pm
1 stop18h 46m
$116
Showing 1-10 of 19 results
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.
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 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 January 9, 2026.
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.
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 January 14, 2026.
Peruse reviews from past customers who have flown with Southwest, United Airlines, and American 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.
Comfort
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,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.
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.
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 January 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$149 | Average$351 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$170 | Average$383 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$247 | Average$399 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$365 | Average$473 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$387 | Average$546 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$405 | Average$535 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$435 | Average$581 | FlexibilityNo cancel fee | On-time63% |