$123+ 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 5/24. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SAN
May 12 — May 191
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 April 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 April 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/13:37 pm
SJU
- SAN
2 stops34h 29m
Multiple Airlines
Fri 5/156:25 am
SAN
- SJU
1 stop28h 07m
Multiple Airlines
Deal found 4/10![Multiple Airlines logo]()
$315
This Kiwi.com deal was found by Cheapflights users on 4/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/293:21 am
SJU
- SAN
2 stops23h 23m
Multiple Airlines
Fri 5/86:25 am
SAN
- SJU
1 stop28h 07m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 4/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:00 am
SJU
- SAN
1 stop31h 44m
Multiple Airlines
Sun 5/246:25 am
SAN
- SJU
2 stops31h 49m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$348
This Kiwi.com deal was found by Cheapflights users on 4/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/172:37 pm
SJU
- SAN
1 stop30h 48m
Multiple Airlines
Sun 5/246:25 am
SAN
- SJU
2 stops31h 49m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$365
This Delta deal was found by Cheapflights users on 4/10. 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 7/2312:56 pm
SJU
- SAN
2 stops13h 34m
Delta
Thu 8/67:13 pm
SAN
- SJU
2 stops14h 42m
Delta
Deal found 4/10![Delta logo]()
$386
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/222:00 pm
SJU
- SAN
2 stops30h 52m
Multiple Airlines
Thu 4/307:45 am
SAN
- SJU
1 stop12h 25m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$389
This eDestinos deal was found by Cheapflights users on 4/8. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/224:35 pm
SJU
- SAN
2 stops28h 17m
Frontier
Thu 4/307:45 am
SAN
- SJU
2 stops37h 44m
Frontier
Deal found 4/8![Frontier logo]()
$390
This Kiwi.com deal was found by Cheapflights users on 4/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/275:45 am
SJU
- SAN
2 stops17h 16m
Multiple Airlines
Fri 5/17:00 am
SAN
- SJU
1 stop13h 10m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$403
This Delta deal was found by Cheapflights users on 4/8. 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.
Sat 5/237:30 am
SJU
- SAN
2 stops16h 06m
Delta
Mon 6/110:15 pm
SAN
- SJU
1 stop12h 05m
Delta
Deal found 4/8![Delta logo]()
$406
This Kiwi.com deal was found by Cheapflights users on 4/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:25 am
SJU
- SAN
1 stop15h 05m
Frontier
Sat 6/610:07 pm
SAN
- SJU
2 stops27h 42m
Frontier
Deal found 4/9![Frontier logo]()
$410
This eDestinos deal was found by Cheapflights users on 4/7. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/211:59 am
SJU
- SAN
2 stops33h 35m
Frontier
Mon 4/276:25 am
SAN
- SJU
2 stops39h 04m
Frontier
Deal found 4/7![Frontier logo]()
$416
This United Airlines deal was found by Cheapflights users on 4/10. 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.
Wed 12/231:09 am
BQN
- SAN
1 stop13h 11m
United Airlines
Tue 1/57:00 am
SAN
- BQN
2 stops12h 57m
United Airlines
Deal found 4/10![United Airlines logo]()
$675
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 April 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 April 12, 2026.
This Delta deal was found by Cheapflights users on 4/10. 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.
Sat 5/237:30 am
SJU
- SAN
2 stops16h 06m
Delta
Mon 6/110:15 pm
SAN
- SJU
1 stop12h 05m
Delta
Deal found 4/10![Delta logo]()
$386
This American Airlines deal was found by Cheapflights users on 4/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/162:42 pm
SJU
- SAN
1 stop11h 28m
American Airlines
Sat 5/236:15 am
SAN
- SJU
1 stop13h 46m
American Airlines
Deal found 4/11![American Airlines logo]()
$438
This United Airlines deal was found by Cheapflights users on 4/11. 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.
Mon 6/11:00 am
SJU
- SAN
1 stop11h 21m
United Airlines
Wed 6/175:15 pm
SAN
- SJU
1 stop9h 14m
United Airlines
Deal found 4/11![United Airlines logo]()
$476
This Kiwi.com deal was found by Cheapflights users on 4/11. 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 5/186:41 pm
SJU
- SAN
2 stops32h 09m
Multiple Airlines
Sat 6/66:25 am
SAN
- SJU
1 stop28h 07m
Multiple Airlines
Deal found 4/11![Multiple Airlines logo]()
$506
This United Airlines deal was found by Cheapflights users on 4/9. 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 5/17:20 am
SJU
- SAN
2 stops14h 21m
United Airlines
Tue 5/56:32 am
SAN
- SJU
2 stops14h 18m
United Airlines
Deal found 4/9![United Airlines logo]()
$496
This United Airlines deal was found by Cheapflights users on 4/9. 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 6/31:25 pm
SJU
- SAN
1 stop13h 15m
United Airlines
Wed 6/175:15 pm
SAN
- SJU
1 stop9h 14m
United Airlines
Deal found 4/9![United Airlines logo]()
$496
This United Airlines deal was found by Cheapflights users on 4/7. 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.
Wed 5/612:15 am
BQN
- SAN
2 stops15h 32m
United Airlines
Sat 5/97:20 am
SAN
- BQN
1 stop12h 49m
United Airlines
Deal found 4/7![United Airlines logo]()
$681
This United Airlines deal was found by Cheapflights users on 4/10. 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.
Fri 8/1412:15 am
BQN
- SAN
2 stops14h 00m
United Airlines
Tue 8/186:20 am
SAN
- BQN
2 stops13h 49m
United Airlines
Deal found 4/10![United Airlines logo]()
$819
This United Airlines deal was found by Cheapflights users on 4/9. 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 8/281:25 pm
MAZ
- SAN
2 stops26h 52m
United Airlines
Mon 8/318:00 am
SAN
- MAZ
2 stops28h 49m
United Airlines
Deal found 4/9![United Airlines logo]()
$1,111
This United Airlines deal was found by Cheapflights users on 4/11. 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.
Wed 5/610:30 am
CPX
- SAN
2 stops13h 42m
United Airlines
Sat 5/910:20 pm
SAN
- CPX
2 stops14h 53m
United Airlines
Deal found 4/11![United Airlines logo]()
$1,560
Last-minute flights from Puerto Rico to San DiegoDiscover last-minute flight deals from Puerto Rico to San Diego. Data last updated April 12, 2026 and is based on user searches.
Discover last-minute flight deals from Puerto Rico to San Diego. Data last updated April 12, 2026 and is based on user searches.
This eDestinos deal was found by Cheapflights users on 4/7. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/211:59 am
SJU
- SAN
2 stops33h 35m
Frontier
Mon 4/276:25 am
SAN
- SJU
2 stops39h 04m
Frontier
Deal found 4/7![Frontier logo]()
$416
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/222:00 pm
SJU
- SAN
2 stops30h 52m
Multiple Airlines
Thu 4/307:45 am
SAN
- SJU
1 stop12h 25m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$389
This eDestinos deal was found by Cheapflights users on 4/8. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/224:35 pm
SJU
- SAN
2 stops28h 17m
Frontier
Thu 4/307:45 am
SAN
- SJU
2 stops37h 44m
Frontier
Deal found 4/8![Frontier logo]()
$390
This Kiwi.com deal was found by Cheapflights users on 4/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/275:45 am
SJU
- SAN
2 stops17h 16m
Multiple Airlines
Fri 5/17:00 am
SAN
- SJU
1 stop13h 10m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$403
This Kiwi.com deal was found by Cheapflights users on 4/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/293:21 am
SJU
- SAN
2 stops23h 23m
Multiple Airlines
Thu 5/76:25 am
SAN
- SJU
1 stop28h 07m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 4/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/305:45 am
SJU
- SAN
1 stop20h 59m
Multiple Airlines
Fri 5/86:25 am
SAN
- SJU
1 stop28h 07m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$368
This Kiwi.com deal was found by Cheapflights users on 4/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/13:37 pm
SJU
- SAN
2 stops34h 29m
Multiple Airlines
Fri 5/156:25 am
SAN
- SJU
1 stop28h 07m
Multiple Airlines
Deal found 4/10![Multiple Airlines logo]()
$315
This Kiwi.com deal was found by Cheapflights users on 4/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:00 am
SJU
- SAN
1 stop31h 44m
Multiple Airlines
Sun 5/246:25 am
SAN
- SJU
2 stops31h 49m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$348
This Kiwi.com deal was found by Cheapflights users on 4/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/172:37 pm
SJU
- SAN
1 stop30h 48m
Multiple Airlines
Sun 5/246:25 am
SAN
- SJU
2 stops31h 49m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$365
This Delta deal was found by Cheapflights users on 4/7. 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 5/237:30 am
SJU
- SAN
2 stops16h 06m
Delta
Fri 5/296:15 am
SAN
- SJU
1 stop13h 02m
Delta
Deal found 4/7![Delta logo]()
$386
This Delta deal was found by Cheapflights users on 4/8. 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.
Sat 5/237:30 am
SJU
- SAN
2 stops16h 06m
Delta
Mon 6/110:15 pm
SAN
- SJU
1 stop12h 05m
Delta
Deal found 4/8![Delta logo]()
$406
This Kiwi.com deal was found by Cheapflights users on 4/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:25 am
SJU
- SAN
1 stop15h 05m
Frontier
Sat 6/610:07 pm
SAN
- SJU
2 stops27h 42m
Frontier
Deal found 4/9![Frontier logo]()
$410
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 April 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 April 12, 2026.
This Priceline deal was found by Cheapflights users on 4/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/246:25 am
SJU
- SAN
1 stop15h 05m
Frontier
Deal found 4/10![Frontier logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 4/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/86:30 am
SJU
- SAN
2 stops44h 20m
Frontier
Deal found 4/7![Frontier logo]()
$127
This Frontier deal was found by Cheapflights users on 4/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/66:25 am
SJU
- SAN
1 stop15h 00m
Frontier
Deal found 4/7![Frontier logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 4/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/113:03 am
SJU
- SAN
2 stops41h 56m
Frontier
Deal found 4/9![Frontier logo]()
$133
This Frontier deal was found by Cheapflights users on 4/11. 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.
Wed 6/106:25 am
SJU
- SAN
1 stop15h 25m
Frontier
Deal found 4/11![Frontier logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 4/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/125:15 pm
SJU
- SAN
3 stops27h 44m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$162
This Trip.com deal was found by Cheapflights users on 4/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/22:59 am
BQN
- SAN
2 stops15h 32m
Frontier
Deal found 4/9![Frontier logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 4/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/58:32 am
SJU
- SAN
2 stops36h 53m
Frontier
Deal found 4/9![Frontier logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 4/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/237:00 am
SJU
- SAN
3 stops19h 59m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 4/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/239:45 pm
SJU
- SAN
2 stops37h 57m
Frontier
Deal found 4/9![Frontier logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 4/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/88:04 pm
SJU
- SAN
3 stops39h 38m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$168
This United Airlines deal was found by Cheapflights users on 4/11. 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.
Tue 5/512:15 am
BQN
- SAN
2 stops14h 39m
United Airlines
Deal found 4/11![United Airlines logo]()
$203
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 April 12, 2026.
Round-trip from | $315 (Kiwi.com) |
|---|---|
One-way from | $123 (Priceline) |
Popular in | May |
Cheapest in | October |
Average price | $466 |
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 April 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
Sat 5/23
7:30 am-8:36 pm
2 stops16h 06m
San Diego
Mon 6/1
10:15 pm-1:20 pm
1 stop12h 05m
$386
San JuanSan Diego
SJU - SAN
SJUSAN
San Juan Luis Munoz Marin Intl
Sat 5/16
2:42 pm-11:10 pm
1 stop11h 28m
San Diego
Sat 5/23
6:15 am-11:01 pm
1 stop13h 46m
$438
Quickest round-trip
San JuanSan Diego
SJU - SAN
SJUSAN
San Juan Luis Munoz Marin Intl
Mon 6/1
1:00 am-9:21 am
1 stop11h 21m
San Diego
Wed 6/17
5:15 pm-5:29 am
1 stop9h 14m
$476
San JuanSan Diego
SJU - SAN
SJUSAN
San Juan Luis Munoz Marin Intl
Fri 5/1
7:20 am-6:41 pm
2 stops14h 21m
San Diego
Tue 5/5
6:32 am-11:50 pm
2 stops14h 18m
$496
San JuanSan Diego
SJU - SAN
SJUSAN
San Juan Luis Munoz Marin Intl
Wed 6/3
1:25 pm-11:40 pm
1 stop13h 15m
San Diego
Wed 6/17
5:15 pm-5:29 am
1 stop9h 14m
$496
San JuanSan Diego
SJU - SAN
SJUSAN
San Juan Luis Munoz Marin Intl
Mon 5/18
6:41 pm-11:50 pm
2 stops32h 09m
San Diego
Sat 6/6
6:25 am-1:32 pm
1 stop28h 07m
$506
AguadillaSan Diego
BQN - SAN
BQNSAN
Aguadilla Borinquen
Wed 5/6
12:15 am-12:47 pm
2 stops15h 32m
San Diego
Sat 5/9
7:20 am-11:09 pm
1 stop12h 49m
$681
AguadillaSan Diego
BQN - SAN
BQNSAN
Aguadilla Borinquen
Fri 8/14
12:15 am-11:15 am
2 stops14h 00m
San Diego
Tue 8/18
6:20 am-11:09 pm
2 stops13h 49m
$819
MayagüezSan Diego
MAZ - SAN
MAZSAN
Mayagüez Eugenio M De Hostos
Fri 8/28
1:25 pm-1:17 pm
2 stops26h 52m
San Diego
Mon 8/31
8:00 am-3:49 pm
2 stops28h 49m
$1,111
CulebraSan Diego
CPX - SAN
CPXSAN
Culebra
Wed 5/6
10:30 am-9:12 pm
2 stops13h 42m
San Diego
Sat 5/9
10:20 pm-4:13 pm
2 stops14h 53m
$1,560
Showing 1-10 of 28 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
MAZ-SAN
CPX-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
MAZ-SAN
CPX-SAN
What is the cheapest month to book a flight from Puerto Rico to San Diego?
Currently, August is the cheapest month in which you can book a flight from Puerto Rico to San Diego (average of $213). Flying from Puerto Rico to San Diego in April is currently the most expensive (average of $355). 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 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 April 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
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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
Chula Vista
National City
Coronado
La Mesa
Poway
Julian
Lemon Grove
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Alternative routes for Puerto Rico to San Diego
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Complete your trip
Complete your trip to San Diego by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Puerto Rico to San Diego by cabin class
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 April 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 April 12, 2026.
Puerto Rico to San Diego flights
Consider these flights traveling from Puerto Rico to San Diego.
Top 6 airlines flying from Puerto Rico to San Diego
Discover the top 6 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 April 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$295 | Average$524 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$295 | Average$448 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$295 | Average$460 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$326 | Average$479 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$327 | Average$473 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$377 | Average$481 | FlexibilityNo cancel fee | On-time75% |