$179+ Cheap flights from Puerto Rico to San Diego (SAN)
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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SAN
Aug 11 — Aug 181
Round-trip
1 adult, Economy
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Find cheap flights from Puerto Rico to San Diego 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
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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 Puerto Rico to San Diego
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Cheapest flights from Puerto Rico to San DiegoExplore the most affordable flight options available from Puerto Rico to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 12, 2026.
Explore the most affordable flight options available from Puerto Rico to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 12, 2026.
This Trip.com deal was found by Cheapflights users on 7/7. 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.
Tue 10/201:06 pm
SJU
- SAN
1 stop13h 40m
Delta
Sat 10/247:20 am
SAN
- SJU
1 stop13h 36m
Delta
Deal found 7/7![Delta logo]()
$290
This Delta deal was found by Cheapflights users on 7/9. 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.
Thu 9/1012:56 pm
SJU
- SAN
2 stops13h 55m
Delta
Mon 9/145:01 pm
SAN
- SJU
2 stops16h 02m
Delta
Deal found 7/9![Delta logo]()
$302
This United Airlines deal was found by Cheapflights users on 7/10. 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.
Thu 9/102:20 pm
SJU
- SAN
1 stop10h 04m
United Airlines
Mon 9/149:05 pm
SAN
- SJU
1 stop11h 52m
United Airlines
Deal found 7/10![United Airlines logo]()
$323
This United Airlines deal was found by Cheapflights users on 7/9. 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.
Wed 9/91:00 am
SJU
- SAN
2 stops13h 35m
United Airlines
Tue 9/156:15 am
SAN
- SJU
2 stops11h 23m
United Airlines
Deal found 7/9![United Airlines logo]()
$331
This Delta deal was found by Cheapflights users on 7/7. 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 8/221:19 pm
SJU
- SAN
1 stop13h 24m
Delta
Wed 8/266:15 am
SAN
- SJU
1 stop13h 14m
Delta
Deal found 7/7![Delta logo]()
$342
This Southwest deal was found by Cheapflights users on 7/10. 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 9/173:20 pm
SJU
- SAN
1 stop10h 25m
Southwest
Mon 9/216:35 am
SAN
- SJU
1 stop13h 15m
Southwest
Deal found 7/10![Southwest logo]()
$344
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.
Wed 8/266:00 am
SJU
- SAN
1 stop13h 15m
Southwest
Wed 9/167:25 am
SAN
- SJU
2 stops11h 35m
Southwest
Deal found 7/11![Southwest logo]()
$349
This American Airlines deal was found by Cheapflights users on 7/7. 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.
Wed 7/2912:58 am
SJU
- SAN
2 stops10h 53m
American Airlines
Tue 8/46:20 am
SAN
- SJU
1 stop14h 30m
American Airlines
Deal found 7/7![American Airlines logo]()
$351
This American Airlines deal was found by Cheapflights users on 7/7. 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.
Fri 8/2112:55 am
SJU
- SAN
1 stop11h 03m
American Airlines
Wed 8/266:25 am
SAN
- SJU
2 stops12h 30m
American Airlines
Deal found 7/7![American Airlines logo]()
$357
This Faresmojo deal was found by Cheapflights users on 7/9. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/141:55 pm
SJU
- SAN
1 stop10h 23m
JetBlue
Sat 11/2810:10 pm
SAN
- SJU
1 stop15h 10m
JetBlue
Deal found 7/9![JetBlue logo]()
$372
This American Airlines deal was found by Cheapflights users on 7/8. 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.
Wed 7/2912:58 am
SJU
- SAN
2 stops10h 53m
American Airlines
Sun 8/169:40 am
SAN
- SJU
2 stops11h 35m
American Airlines
Deal found 7/8![American Airlines logo]()
$373
This American Airlines deal was found by Cheapflights users on 7/8. 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.
Wed 8/197:30 am
SJU
- SAN
2 stops13h 48m
American Airlines
Tue 9/1510:46 pm
SAN
- SJU
2 stops13h 54m
American Airlines
Deal found 7/8![American Airlines logo]()
$381
Best flights from Puerto Rico to San DiegoDiscover carefully curated flight deals from Puerto Rico to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 12, 2026.
Discover carefully curated flight deals from Puerto Rico to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 12, 2026.
This Delta deal was found by Cheapflights users on 7/10. 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.
Thu 9/101:16 pm
SJU
- SAN
1 stop13h 18m
Delta
Mon 9/146:18 pm
SAN
- SJU
2 stops16h 29m
Delta
Deal found 7/10![Delta logo]()
$302
This United Airlines deal was found by Cheapflights users on 7/7. 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 10/57:00 am
SJU
- SAN
2 stops13h 26m
United Airlines
Sat 10/106:15 am
SAN
- SJU
2 stops11h 23m
United Airlines
Deal found 7/7![United Airlines logo]()
$382
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 10/15:30 am
SJU
- SAN
1 stop16h 45m
Southwest
Sun 10/49:50 pm
SAN
- SJU
1 stop11h 25m
Southwest
Deal found 7/11![Southwest logo]()
$386
This American Airlines deal was found by Cheapflights users on 7/7. 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.
Wed 7/2912:58 am
SJU
- SAN
2 stops10h 53m
American Airlines
Tue 8/49:41 am
SAN
- SJU
2 stops11h 09m
American Airlines
Deal found 7/7![American Airlines logo]()
$394
This Delta deal was found by Cheapflights users on 7/8. 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.
Thu 9/172:59 pm
SJU
- SAN
2 stops11h 47m
Delta
Sun 9/2010:25 pm
SAN
- SJU
1 stop10h 20m
Delta
Deal found 7/8![Delta logo]()
$302
This Delta deal was found by Cheapflights users on 7/8. 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.
Fri 10/21:16 pm
SJU
- SAN
1 stop13h 18m
Delta
Sun 10/49:59 pm
SAN
- SJU
1 stop11h 04m
Delta
Deal found 7/8![Delta logo]()
$302
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 10/25:30 am
SJU
- SAN
1 stop16h 45m
Southwest
Sun 10/49:50 pm
SAN
- SJU
1 stop11h 25m
Southwest
Deal found 7/11![Southwest logo]()
$386
This United Airlines deal was found by Cheapflights users on 7/7. 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 10/57:00 am
SJU
- SAN
2 stops13h 26m
United Airlines
Fri 10/99:20 pm
SAN
- SJU
1 stop11h 37m
United Airlines
Deal found 7/7![United Airlines logo]()
$386
This American Airlines deal was found by Cheapflights users on 7/7. 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.
Wed 7/2912:58 am
SJU
- SAN
2 stops10h 53m
American Airlines
Mon 8/36:15 am
SAN
- SJU
1 stop13h 42m
American Airlines
Deal found 7/7![American Airlines logo]()
$394
This Delta deal was found by Cheapflights users on 7/7. 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 8/221:19 pm
SJU
- SAN
1 stop13h 24m
Delta
Wed 8/266:15 am
SAN
- SJU
1 stop13h 14m
Delta
Deal found 7/7![Delta logo]()
$342
This Southwest deal was found by Cheapflights users on 7/8. 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 8/138:55 pm
SJU
- SAN
2 stops17h 05m
Southwest
Sun 8/169:00 am
SAN
- SJU
1 stop10h 45m
Southwest
Deal found 7/8![Southwest logo]()
$389
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Fri 8/2112:15 am
BQN
- SAN
2 stops17h 47m
United Airlines
Wed 8/266:40 am
SAN
- BQN
2 stops13h 29m
United Airlines
Deal found 7/8![United Airlines logo]()
$491
This United Airlines deal was found by Cheapflights users on 7/9. 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.
Wed 8/1210:48 am
CPX
- SAN
2 stops15h 01m
United Airlines
Sun 8/1610:20 pm
SAN
- CPX
2 stops16h 01m
United Airlines
Deal found 7/9![United Airlines logo]()
$996
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Sun 9/271:19 pm
MAZ
- SAN
2 stops23h 13m
United Airlines
Wed 9/309:20 pm
SAN
- MAZ
2 stops15h 51m
United Airlines
Deal found 7/8![United Airlines logo]()
$1,239
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Sat 8/2210:48 am
CPX
- SAN
3 stops16h 41m
United Airlines
Wed 8/269:45 pm
SAN
- CPX
2 stops16h 36m
United Airlines
Deal found 7/8![United Airlines logo]()
$1,277
This United Airlines deal was found by Cheapflights users on 7/9. 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.
Wed 8/1210:48 am
CPX
- SAN
2 stops15h 01m
United Airlines
Sat 8/159:45 pm
SAN
- CPX
2 stops16h 36m
United Airlines
Deal found 7/9![United Airlines logo]()
$1,486
This United Airlines deal was found by Cheapflights users on 7/9. 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.
Fri 7/241:19 pm
MAZ
- SAN
2 stops23h 02m
United Airlines
Tue 7/2810:30 pm
SAN
- MAZ
2 stops14h 41m
United Airlines
Deal found 7/9![United Airlines logo]()
$1,877
Last-minute flights from Puerto Rico to San DiegoDiscover last-minute flight deals from Puerto Rico to San Diego. Data last updated July 12, 2026 and is based on user searches.
Discover last-minute flight deals from Puerto Rico to San Diego. Data last updated July 12, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/7. 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.
Wed 7/2912:58 am
SJU
- SAN
2 stops10h 53m
American Airlines
Tue 8/46:20 am
SAN
- SJU
1 stop14h 30m
American Airlines
Deal found 7/7![American Airlines logo]()
$351
This American Airlines deal was found by Cheapflights users on 7/8. 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.
Thu 7/3010:35 am
SJU
- SAN
1 stop15h 03m
American Airlines
Sun 8/166:40 pm
SAN
- SJU
1 stop17h 14m
American Airlines
Deal found 7/8![American Airlines logo]()
$344
This American Airlines deal was found by Cheapflights users on 7/8. 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.
Thu 7/3010:35 am
SJU
- SAN
1 stop15h 03m
American Airlines
Thu 8/136:15 am
SAN
- SJU
1 stop14h 00m
American Airlines
Deal found 7/8![American Airlines logo]()
$386
This American Airlines deal was found by Cheapflights users on 7/7. 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.
Thu 7/3010:35 am
SJU
- SAN
1 stop15h 03m
American Airlines
Mon 8/34:32 pm
SAN
- SJU
1 stop9h 07m
American Airlines
Deal found 7/7![American Airlines logo]()
$394
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Tue 8/412:15 am
BQN
- SAN
2 stops14h 06m
United Airlines
Wed 8/126:30 am
SAN
- BQN
2 stops13h 39m
United Airlines
Deal found 7/8![United Airlines logo]()
$680
This Southwest deal was found by Cheapflights users on 7/8. 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 8/138:55 pm
SJU
- SAN
2 stops17h 05m
Southwest
Sun 8/169:00 am
SAN
- SJU
1 stop10h 45m
Southwest
Deal found 7/8![Southwest logo]()
$389
This American Airlines deal was found by Cheapflights users on 7/8. 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.
Wed 8/197:30 am
SJU
- SAN
2 stops13h 48m
American Airlines
Tue 9/1510:46 pm
SAN
- SJU
2 stops13h 54m
American Airlines
Deal found 7/8![American Airlines logo]()
$381
This American Airlines deal was found by Cheapflights users on 7/7. 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.
Fri 8/2112:55 am
SJU
- SAN
1 stop11h 03m
American Airlines
Wed 8/266:25 am
SAN
- SJU
2 stops12h 30m
American Airlines
Deal found 7/7![American Airlines logo]()
$357
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Fri 8/2112:15 am
BQN
- SAN
2 stops17h 47m
United Airlines
Wed 8/266:40 am
SAN
- BQN
2 stops13h 29m
United Airlines
Deal found 7/8![United Airlines logo]()
$491
This Delta deal was found by Cheapflights users on 7/7. 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 8/221:19 pm
SJU
- SAN
1 stop13h 24m
Delta
Wed 8/266:15 am
SAN
- SJU
1 stop13h 14m
Delta
Deal found 7/7![Delta logo]()
$342
This Faresmojo deal was found by Cheapflights users on 7/8. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:00 am
SJU
- SAN
1 stop13h 05m
JetBlue
Wed 8/267:30 am
SAN
- SJU
1 stop13h 22m
JetBlue
Deal found 7/8![JetBlue logo]()
$372
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.
Wed 8/266:00 am
SJU
- SAN
1 stop13h 15m
Southwest
Wed 9/167:25 am
SAN
- SJU
2 stops11h 35m
Southwest
Deal found 7/11![Southwest logo]()
$349
One-way flights from Puerto Rico to San DiegoSearch for one-way flight options from Puerto Rico to San Diego. Find affordable one-way fares based on user searches. Data last updated July 12, 2026.
Search for one-way flight options from Puerto Rico to San Diego. Find affordable one-way fares based on user searches. Data last updated July 12, 2026.
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.
Wed 8/265:37 pm
SJU
- SAN
2 stops25h 04m
Frontier
Deal found 7/11![Frontier logo]()
$179
This Delta deal was found by Cheapflights users on 7/7. 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.
Mon 8/311:19 pm
SJU
- SAN
1 stop13h 24m
Delta
Deal found 7/7![Delta logo]()
$191
This United Airlines deal was found by Cheapflights users on 7/10. 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.
Sat 9/52:55 pm
SJU
- SAN
2 stops12h 34m
United Airlines
Deal found 7/10![United Airlines logo]()
$193
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.
Tue 8/187:30 am
SJU
- SAN
2 stops35h 11m
Frontier
Deal found 7/11![Frontier logo]()
$195
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 10/14:10 pm
SJU
- SAN
2 stops11h 20m
Southwest
Deal found 7/11![Southwest logo]()
$198
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:32 am
SJU
- SAN
1 stop15h 28m
Frontier
Deal found 7/11![Frontier logo]()
$208
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/181:19 pm
SJU
- SAN
1 stop13h 24m
Delta
Deal found 7/11![Delta logo]()
$218
This American Airlines deal was found by Cheapflights users on 7/7. 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 8/1712:55 am
SJU
- SAN
1 stop11h 03m
American Airlines
Deal found 7/7![American Airlines logo]()
$222
This Travelocity deal was found by Cheapflights users on 7/7. 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.
Sun 8/96:32 am
SJU
- SAN
1 stop15h 28m
Frontier
Deal found 7/7![Frontier logo]()
$228
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/301:00 am
SJU
- SAN
2 stops13h 35m
United Airlines
Deal found 7/11![United Airlines logo]()
$238
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.
Fri 7/177:14 pm
SJU
- SAN
2 stops40h 51m
Frontier
Deal found 7/12![Frontier logo]()
$241
This Trip.com deal was found by Cheapflights users on 7/8. 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 7/173:10 am
BQN
- SAN
2 stops15h 17m
Frontier
Deal found 7/8![Frontier logo]()
$317
Find flight deals from Puerto Rico to San Diego
Keep the following information in mind while searching for Puerto Rico to San Diego flight deals. Data was last updated July 12, 2026.
Round-trip from | $290 (Trip.com) |
|---|---|
One-way from | $179 (Kiwi.com) |
Popular in | March |
Cheapest in | October |
Average price | $554 |
Cheapflights Fare Finder
Customize your flight search to find flights from Puerto Rico to San Diego 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 12, 2026.
Use the filters below to find and compare flights from Puerto Rico to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San JuanSan Diego
SJU - SAN
SJUSAN
San Juan Luis Munoz Marin Intl
Thu 9/10
1:16 pm-11:34 pm
1 stop13h 18m
San Diego
Mon 9/14
6:18 pm-1:47 pm
2 stops16h 29m
$302
San JuanSan Diego
SJU - SAN
SJUSAN
San Juan Luis Munoz Marin Intl
Thu 9/17
2:59 pm-11:46 pm
2 stops11h 47m
San Diego
Sun 9/20
10:25 pm-11:45 am
1 stop10h 20m
$302
San JuanSan Diego
SJU - SAN
SJUSAN
San Juan Luis Munoz Marin Intl
Fri 10/2
1:16 pm-11:34 pm
1 stop13h 18m
San Diego
Sun 10/4
9:59 pm-12:03 pm
1 stop11h 04m
$302
San JuanSan Diego
SJU - SAN
SJUSAN
San Juan Luis Munoz Marin Intl
Sat 8/22
1:19 pm-11:43 pm
1 stop13h 24m
San Diego
Wed 8/26
6:15 am-10:29 pm
1 stop13h 14m
$342
San JuanSan Diego
SJU - SAN
SJUSAN
San Juan Luis Munoz Marin Intl
Mon 10/5
7:00 am-5:26 pm
2 stops13h 26m
San Diego
Sat 10/10
6:15 am-8:38 pm
2 stops11h 23m
$382
San JuanSan Diego
SJU - SAN
SJUSAN
San Juan Luis Munoz Marin Intl
Thu 10/1
5:30 am-7:15 pm
1 stop16h 45m
San Diego
Sun 10/4
9:50 pm-12:15 pm
1 stop11h 25m
$386
San JuanSan Diego
SJU - SAN
SJUSAN
San Juan Luis Munoz Marin Intl
Fri 10/2
5:30 am-7:15 pm
1 stop16h 45m
San Diego
Sun 10/4
9:50 pm-12:15 pm
1 stop11h 25m
$386
San JuanSan Diego
SJU - SAN
SJUSAN
San Juan Luis Munoz Marin Intl
Mon 10/5
7:00 am-5:26 pm
2 stops13h 26m
San Diego
Fri 10/9
9:20 pm-11:57 am
1 stop11h 37m
$386
San JuanSan Diego
SJU - SAN
SJUSAN
San Juan Luis Munoz Marin Intl
Thu 8/13
8:55 pm-11:00 am
2 stops17h 05m
San Diego
Sun 8/16
9:00 am-10:45 pm
1 stop10h 45m
$389
Quickest round-trip
San JuanSan Diego
SJU - SAN
SJUSAN
San Juan Luis Munoz Marin Intl
Wed 7/29
12:58 am-8:51 am
2 stops10h 53m
San Diego
Tue 8/4
9:41 am-11:50 pm
2 stops11h 09m
$394
Showing 1-10 of 31 resultsSorted by cheapest first
Best time to book a flight from Puerto Rico to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Puerto Rico with our price prediction graph.
SJU-SAN
BQN-SAN
CPX-SAN
MAZ-SAN
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 Puerto Rico to San Diego
PR0-SAN
SJU-SAN
BQN-SAN
CPX-SAN
MAZ-SAN
What is the cheapest month to book a flight from Puerto Rico to San Diego?
Currently, June is the cheapest month in which you can book a flight from Puerto Rico to San Diego (average of $137). Flying from Puerto Rico to San Diego in January is currently the most expensive (average of $339). 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.
How far ahead should I book a flight from Puerto Rico to San Diego?
Booking 81 days in advance of your planned departure date is, on average, the best time to get cheap flights from Puerto Rico to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing San Diego
Get insights into the airlines that provide service to San Diego. 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 Diego. Reviews last updated July 12, 2026.
Read through reviews of airlines operating flights from Puerto Rico to San Diego, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Overall
7.9
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Food
7.0
Overall
7.9
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Food
7.0
Overall
7.9
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Food
7.0
Overall
7.9
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Food
7.0
Overall
7.9
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Food
7.0
Overall
7.9
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
Find useful and relevant information for your journey from Puerto Rico to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
National City
Chula Vista
Poway
La Mesa
Coronado
Santee
San Ysidro
Julian
Lemon Grove
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Alternative routes for Puerto Rico to San Diego
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Complete your trip
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Find flights from Puerto Rico to San Diego, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Puerto Rico and San Diego flights
Browse other Puerto Rico and San Diego flight options. Last updated on July 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Diego
Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 12, 2026.
Puerto Rico to San Diego flights
Consider these flights traveling from Puerto Rico to San Diego.
Top 5 airlines flying from Puerto Rico to San Diego
Discover the top 5 airlines that operate flights from Puerto Rico to San Diego. 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 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$295 | Average$506 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$295 | Average$495 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$295 | Average$499 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$326 | Average$489 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$327 | Average$473 | FlexibilityNo cancel fee | On-time62% |