$78+ Cheap flights from Jacksonville (JAX) 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 7/27. Fares are subject to change and may not be available on all flights or dates of travel.
JAX — SJU
Aug 15 — Aug 221
Round-trip
1 adult, Economy
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Find cheap flights from Jacksonville 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 Jacksonville to San Juan are usually found in August or May, booked 82 days in advance, depart on a Monday or Tuesday and return on a Tuesday
Cheap flight deals from Jacksonville to San Juan
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Best
Last-minute
One-way
Cheapest flights from Jacksonville to San JuanExplore the most affordable flight options available from Jacksonville to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 16, 2026.
Explore the most affordable flight options available from Jacksonville to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 16, 2026.
This Super.com deal was found by Cheapflights users on 7/15. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:30 am
JAX
- SJU
Nonstop3h 11m
Frontier
Mon 8/248:34 am
SJU
- JAX
Nonstop3h 19m
Frontier
Deal found 7/15![Frontier logo]()
$175
This Super.com deal was found by Cheapflights users on 7/15. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/710:30 am
JAX
- SJU
Nonstop3h 11m
Frontier
Wed 8/126:26 am
SJU
- JAX
Nonstop3h 19m
Frontier
Deal found 7/15![Frontier logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/910:30 am
JAX
- SJU
Nonstop3h 11m
Frontier
Sat 8/156:26 am
SJU
- JAX
Nonstop3h 19m
Frontier
Deal found 7/15![Frontier logo]()
$177
This Travelocity deal was found by Cheapflights users on 7/16. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1410:30 am
JAX
- SJU
Nonstop3h 11m
Frontier
Sun 8/166:26 am
SJU
- JAX
Nonstop3h 19m
Frontier
Deal found 7/16![Frontier logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 7/12. 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 10/812:57 pm
JAX
- SJU
Nonstop3h 07m
Multiple Airlines
Tue 10/135:12 pm
SJU
- JAX
1 stop15h 13m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$182
This Super.com deal was found by Cheapflights users on 7/11. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2510:49 am
JAX
- SJU
Nonstop3h 11m
Frontier
Sat 8/16:45 am
SJU
- JAX
Nonstop3h 19m
Frontier
Deal found 7/11![Frontier logo]()
$185
This Frontier deal was found by Cheapflights users on 7/15. 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.
Fri 7/3110:49 am
JAX
- SJU
Nonstop3h 11m
Frontier
Thu 8/66:26 am
SJU
- JAX
Nonstop3h 19m
Frontier
Deal found 7/15![Frontier logo]()
$187
This Priceline deal was found by Cheapflights users on 7/15. 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.
Fri 7/3110:49 am
JAX
- SJU
Nonstop3h 11m
Frontier
Mon 8/36:45 am
SJU
- JAX
Nonstop3h 19m
Frontier
Deal found 7/15![Frontier logo]()
$188
This Super.com deal was found by Cheapflights users on 7/12. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:48 pm
JAX
- SJU
Nonstop3h 13m
Frontier
Mon 9/78:34 am
SJU
- JAX
Nonstop3h 19m
Frontier
Deal found 7/12![Frontier logo]()
$194
This Super.com deal was found by Cheapflights users on 7/12. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3110:49 am
JAX
- SJU
Nonstop3h 11m
Frontier
Sun 8/26:45 am
SJU
- JAX
Nonstop3h 19m
Frontier
Deal found 7/12![Frontier logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 7/12. 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.
Sun 9/131:38 pm
JAX
- SJU
Nonstop3h 07m
Frontier
Tue 9/224:39 pm
SJU
- JAX
2 stops25h 12m
Frontier
Deal found 7/12![Frontier logo]()
$198
Best flights from Jacksonville to San JuanDiscover carefully curated flight deals from Jacksonville to San Juan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 16, 2026.
Discover carefully curated flight deals from Jacksonville to San Juan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 16, 2026.
This JetBlue deal was found by Cheapflights users on 7/11. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/67:44 pm
JAX
- SJU
Nonstop3h 03m
JetBlue
Wed 8/1212:33 pm
SJU
- JAX
Nonstop3h 13m
JetBlue
Deal found 7/11![JetBlue logo]()
$237
This Southwest deal was found by Cheapflights users on 7/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/101:50 pm
JAX
- SJU
1 stop8h 20m
Southwest
Tue 10/136:35 am
SJU
- JAX
2 stops10h 45m
Southwest
Deal found 7/11![Southwest logo]()
$258
This Southwest deal was found by Cheapflights users on 7/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/291:40 pm
JAX
- SJU
1 stop8h 20m
Southwest
Fri 10/25:00 am
SJU
- JAX
2 stops9h 25m
Southwest
Deal found 7/12![Southwest logo]()
$285
This Southwest deal was found by Cheapflights users on 7/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2711:00 am
JAX
- SJU
1 stop11h 50m
Southwest
Mon 8/315:00 am
SJU
- JAX
2 stops10h 15m
Southwest
Deal found 7/11![Southwest logo]()
$285
This Southwest deal was found by Cheapflights users on 7/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/212:00 pm
JAX
- SJU
2 stops9h 50m
Southwest
Mon 8/245:00 am
SJU
- JAX
2 stops10h 15m
Southwest
Deal found 7/13![Southwest logo]()
$314
This Southwest deal was found by Cheapflights users on 7/14. 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.
Wed 9/166:45 am
JAX
- SJU
2 stops12h 15m
Southwest
Wed 9/306:00 am
SJU
- JAX
2 stops10h 45m
Southwest
Deal found 7/14![Southwest logo]()
$324
This Southwest deal was found by Cheapflights users on 7/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/42:00 pm
JAX
- SJU
2 stops9h 50m
Southwest
Sun 9/65:20 am
SJU
- JAX
2 stops9h 45m
Southwest
Deal found 7/13![Southwest logo]()
$324
This Southwest deal was found by Cheapflights users on 7/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:50 am
JAX
- SJU
2 stops9h 05m
Southwest
Mon 9/215:00 am
SJU
- JAX
2 stops10h 15m
Southwest
Deal found 7/12![Southwest logo]()
$363
This Southwest deal was found by Cheapflights users on 7/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/72:00 pm
JAX
- SJU
2 stops9h 50m
Southwest
Mon 8/105:00 am
SJU
- JAX
2 stops10h 15m
Southwest
Deal found 7/11![Southwest logo]()
$384
This Southwest deal was found by Cheapflights users on 7/14. 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 8/46:45 am
JAX
- SJU
2 stops11h 25m
Southwest
Fri 8/145:00 am
SJU
- JAX
2 stops10h 15m
Southwest
Deal found 7/14![Southwest logo]()
$395
This Southwest deal was found by Cheapflights users on 7/14. 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.
Mon 8/102:00 pm
JAX
- SJU
2 stops9h 50m
Southwest
Fri 8/145:00 am
SJU
- JAX
2 stops10h 15m
Southwest
Deal found 7/14![Southwest logo]()
$395
This Southwest deal was found by Cheapflights users on 7/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:45 am
JAX
- SJU
2 stops12h 15m
Southwest
Wed 8/1910:30 am
SJU
- JAX
2 stops9h 10m
Southwest
Deal found 7/13![Southwest logo]()
$404
Last-minute flights from Jacksonville to San JuanDiscover last-minute flight deals from Jacksonville to San Juan. Data last updated July 16, 2026 and is based on user searches.
Discover last-minute flight deals from Jacksonville to San Juan. Data last updated July 16, 2026 and is based on user searches.
This Super.com deal was found by Cheapflights users on 7/11. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2510:49 am
JAX
- SJU
Nonstop3h 11m
Frontier
Sat 8/16:45 am
SJU
- JAX
Nonstop3h 19m
Frontier
Deal found 7/11![Frontier logo]()
$185
This Frontier deal was found by Cheapflights users on 7/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2610:49 am
JAX
- SJU
Nonstop3h 11m
Frontier
Thu 7/306:45 am
SJU
- JAX
Nonstop3h 19m
Frontier
Deal found 7/11![Frontier logo]()
$200
This Frontier deal was found by Cheapflights users on 7/15. 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.
Fri 7/3110:49 am
JAX
- SJU
Nonstop3h 11m
Frontier
Thu 8/66:26 am
SJU
- JAX
Nonstop3h 19m
Frontier
Deal found 7/15![Frontier logo]()
$187
This Priceline deal was found by Cheapflights users on 7/15. 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.
Fri 7/3110:49 am
JAX
- SJU
Nonstop3h 11m
Frontier
Mon 8/36:45 am
SJU
- JAX
Nonstop3h 19m
Frontier
Deal found 7/15![Frontier logo]()
$188
This Super.com deal was found by Cheapflights users on 7/12. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3110:49 am
JAX
- SJU
Nonstop3h 11m
Frontier
Sun 8/26:45 am
SJU
- JAX
Nonstop3h 19m
Frontier
Deal found 7/12![Frontier logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 8/46:29 pm
JAX
- SJU
2 stops30h 12m
Frontier
Fri 8/146:26 am
SJU
- JAX
Nonstop3h 19m
Frontier
Deal found 7/14![Frontier logo]()
$201
This Super.com deal was found by Cheapflights users on 7/15. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/710:30 am
JAX
- SJU
Nonstop3h 11m
Frontier
Wed 8/126:26 am
SJU
- JAX
Nonstop3h 19m
Frontier
Deal found 7/15![Frontier logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/910:30 am
JAX
- SJU
Nonstop3h 11m
Frontier
Sat 8/156:26 am
SJU
- JAX
Nonstop3h 19m
Frontier
Deal found 7/15![Frontier logo]()
$177
This Super.com deal was found by Cheapflights users on 7/15. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:30 am
JAX
- SJU
Nonstop3h 11m
Frontier
Mon 8/248:34 am
SJU
- JAX
Nonstop3h 19m
Frontier
Deal found 7/15![Frontier logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 7/11. 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.
Mon 8/106:29 pm
JAX
- SJU
2 stops30h 12m
Frontier
Mon 8/176:26 am
SJU
- JAX
Nonstop3h 19m
Frontier
Deal found 7/11![Frontier logo]()
$202
This Travelocity deal was found by Cheapflights users on 7/16. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1410:30 am
JAX
- SJU
Nonstop3h 11m
Frontier
Sun 8/166:26 am
SJU
- JAX
Nonstop3h 19m
Frontier
Deal found 7/16![Frontier logo]()
$178
One-way flights from Jacksonville to San JuanSearch for one-way flight options from Jacksonville to San Juan. Find affordable one-way fares based on user searches. Data last updated July 16, 2026.
Search for one-way flight options from Jacksonville to San Juan. Find affordable one-way fares based on user searches. Data last updated July 16, 2026.
This Super.com deal was found by Cheapflights users on 7/13. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2710:49 am
JAX
- SJU
Nonstop3h 11m
Frontier
Deal found 7/13![Frontier logo]()
$78
This Frontier deal was found by Cheapflights users on 7/13. 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.
Thu 8/1310:30 am
JAX
- SJU
Nonstop3h 11m
Frontier
Deal found 7/13![Frontier logo]()
$79
This CheapOair deal was found by Cheapflights users on 7/14. 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.
Sat 8/810:30 am
JAX
- SJU
Nonstop3h 11m
Frontier
Deal found 7/14![Frontier logo]()
$80
This Trip.com deal was found by Cheapflights users on 7/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2112:48 pm
JAX
- SJU
Nonstop3h 13m
Frontier
Deal found 7/14![Frontier logo]()
$82
This Super.com deal was found by Cheapflights users on 7/12. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3110:49 am
JAX
- SJU
Nonstop3h 11m
Frontier
Deal found 7/12![Frontier logo]()
$86
This Travelocity deal was found by Cheapflights users on 7/13. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/310:49 am
JAX
- SJU
Nonstop3h 11m
Frontier
Deal found 7/13![Frontier logo]()
$88
This Frontier deal was found by Cheapflights users on 7/13. 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.
Sun 10/1112:57 pm
JAX
- SJU
Nonstop3h 07m
Frontier
Deal found 7/13![Frontier logo]()
$89
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 9/171:38 pm
JAX
- SJU
Nonstop3h 07m
Frontier
Deal found 7/15![Frontier logo]()
$91
This Kiwi.com deal was found by Cheapflights users on 7/12. 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 10/73:50 pm
JAX
- SJU
1 stop7h 48m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$96
This Super.com deal was found by Cheapflights users on 7/11. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2610:49 am
JAX
- SJU
Nonstop3h 11m
Frontier
Deal found 7/11![Frontier logo]()
$97
Find flight deals from Jacksonville to San Juan
Discover tips and strategies to find the most affordable flight options for your journey from Jacksonville (JAX) 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 July 16, 2026.
Round-trip from | $174 (Super.com) |
|---|---|
One-way from | $78 (Super.com) |
Popular in | March |
Cheapest in | August |
Average price | $283 |
Cheapflights Fare Finder
Customize your flight search to find flights from Jacksonville 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 July 16, 2026.
Use the filters below to find and compare flights from Jacksonville to San Juan that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
JacksonvilleSan Juan
JAX - SJU
JAXSJU
Jacksonville
Thu 8/6
7:44 pm-10:47 pm
Nonstop3h 03m
San Juan Luis Munoz Marin Intl
Wed 8/12
12:33 pm-3:46 pm
Nonstop3h 13m
$237
JacksonvilleSan Juan
JAX - SJU
JAXSJU
Jacksonville
Sat 10/10
1:50 pm-10:10 pm
1 stop8h 20m
San Juan Luis Munoz Marin Intl
Tue 10/13
6:35 am-5:20 pm
2 stops10h 45m
$258
JacksonvilleSan Juan
JAX - SJU
JAXSJU
Jacksonville
Tue 9/29
1:40 pm-10:00 pm
1 stop8h 20m
San Juan Luis Munoz Marin Intl
Fri 10/2
5:00 am-2:25 pm
2 stops9h 25m
$285
JacksonvilleSan Juan
JAX - SJU
JAXSJU
Jacksonville
Thu 8/27
11:00 am-10:50 pm
1 stop11h 50m
San Juan Luis Munoz Marin Intl
Mon 8/31
5:00 am-3:15 pm
2 stops10h 15m
$285
JacksonvilleSan Juan
JAX - SJU
JAXSJU
Jacksonville
Fri 8/21
2:00 pm-11:50 pm
2 stops9h 50m
San Juan Luis Munoz Marin Intl
Mon 8/24
5:00 am-3:15 pm
2 stops10h 15m
$314
JacksonvilleSan Juan
JAX - SJU
JAXSJU
Jacksonville
Wed 9/16
6:45 am-7:00 pm
2 stops12h 15m
San Juan Luis Munoz Marin Intl
Wed 9/30
6:00 am-4:45 pm
2 stops10h 45m
$324
JacksonvilleSan Juan
JAX - SJU
JAXSJU
Jacksonville
Fri 9/4
2:00 pm-11:50 pm
2 stops9h 50m
San Juan Luis Munoz Marin Intl
Sun 9/6
5:20 am-3:05 pm
2 stops9h 45m
$324
JacksonvilleSan Juan
JAX - SJU
JAXSJU
Jacksonville
Mon 9/14
7:50 am-4:55 pm
2 stops9h 05m
San Juan Luis Munoz Marin Intl
Mon 9/21
5:00 am-3:15 pm
2 stops10h 15m
$363
JacksonvilleSan Juan
JAX - SJU
JAXSJU
Jacksonville
Fri 8/7
2:00 pm-11:50 pm
2 stops9h 50m
San Juan Luis Munoz Marin Intl
Mon 8/10
5:00 am-3:15 pm
2 stops10h 15m
$384
JacksonvilleSan Juan
JAX - SJU
JAXSJU
Jacksonville
Tue 8/4
6:45 am-6:10 pm
2 stops11h 25m
San Juan Luis Munoz Marin Intl
Fri 8/14
5:00 am-3:15 pm
2 stops10h 15m
$395
Showing 1-10 of 20 resultsSorted by cheapest first
Best time to book a flight from Jacksonville to San Juan
Have a flexible travel schedule? Discover the best time to fly to San Juan from Jacksonville with our price prediction graph.
JAX-PR1
JAX-SJU
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 Jacksonville to San Juan
JAX-PR1
JAX-SJU
What is the cheapest month to book a flight from Jacksonville to San Juan?
Currently, May is the cheapest month in which you can book a flight from Jacksonville to San Juan (average of $93). Flying from Jacksonville to San Juan in March is currently the most expensive (average of $208). 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 JAX to SJU?
Find hourly flight availability from Jacksonville 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 July 16, 2026.
One of the essential ways to save on airfare from Jacksonville to San Juan is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 23% on airfare.
Weekly flight availability from Jacksonville to San Juan
Explore weekly flight availability from Jacksonville to San Juan. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 16, 2026.
The most flights from JAX to PR1 are scheduled on a Tuesday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).
How much does it cost to fly round-trip from Jacksonville to San Juan?
How far ahead should I book a flight from Jacksonville to San Juan?
To ensure you get the cheapest price possible for a flight from Jacksonville to San Juan, you should look to book at least 80 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 day to fly from Jacksonville to San Juan?
Use this chart to determine the cheapest time to fly round-trip from Jacksonville to San Juan. Price data was last updated on July 11, 2026.
Travelers seeking maximum savings on their Jacksonville to San Juan flight should consider departing on Tuesday mornings when fares are most often at their lowest. Sunday afternoons 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 July 16, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican Airlines from Jacksonville to San Juan by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Boarding
8.1
Crew
8.5
Comfort
7.8
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
6.0
Goodpilar,May 2025
RSW - ATL
Food
7.2
Boarding
8.1
Crew
8.5
Comfort
7.8
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
6.0
Goodpilar,May 2025
RSW - ATL
Food
7.2
Boarding
8.1
Crew
8.5
Comfort
7.8
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
6.0
Goodpilar,May 2025
RSW - ATL
Food
7.2
Boarding
8.1
Crew
8.5
Comfort
7.8
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
6.0
Goodpilar,May 2025
RSW - ATL
Food
7.2
Boarding
8.1
Crew
8.5
Comfort
7.8
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
6.0
Goodpilar,May 2025
RSW - ATL
Food
7.2
Boarding
8.1
Crew
8.5
Comfort
7.8
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
6.0
Goodpilar,May 2025
RSW - ATL
Related info for your journey
Find useful and relevant information for your journey from Jacksonville 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 Jacksonville to San Juan
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Complete your trip
Complete your trip to San Juan by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Jacksonville to San Juan by cabin class
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Jacksonville and San Juan flights
Browse other Jacksonville and San Juan flight options. Last updated on July 16, 2026.
Other flights from Jacksonville
Browse through other flights departing from Jacksonville. Flights are based on user searches made on Cheapflights and were last updated on July 16, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Jacksonville to San Juan
Discover the top 5 airlines that operate flights from Jacksonville 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 July 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$108 | Average$297 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$134 | Average$258 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$192 | Average$325 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$233 | Average$369 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$248 | Average$411 | FlexibilityNo cancel fee | On-time69% |