$174+ Cheap flights from San Diego (SAN) to Puerto Rico
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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SJU
Sep 7 — Sep 141
Round-trip
1 adult, Economy
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Find cheap flights from San Diego to Puerto Rico with Cheapflights
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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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Cheapest flights from San Diego to Puerto RicoExplore the most affordable flight options available from San Diego to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 8, 2026.
Explore the most affordable flight options available from San Diego to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 8/2912:29 pm -
1 stop22h 59m
Thu 9/33:28 pm -
2 stops44h 37m
Deal found 8/6![Multiple Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 8/5. 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 10/208:00 am -
2 stops12h 50m
Thu 10/297:25 am -
1 stop10h 47m
Deal found 8/5![United Airlines logo]()
$406
This American Airlines deal was found by Cheapflights users on 8/4. 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 10/179:30 pm -
1 stop13h 07m
Sat 10/246:30 am -
1 stop19h 13m
Deal found 8/4![American Airlines logo]()
$407
This American Airlines deal was found by Cheapflights users on 8/3. 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 10/289:58 pm -
1 stop12h 30m
Wed 11/186:28 am -
1 stop18h 07m
Deal found 8/3![American Airlines logo]()
$411
This American Airlines deal was found by Cheapflights users on 8/7. 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 9/29:40 am -
2 stops11h 19m
Sun 9/610:33 am -
2 stops14h 01m
Deal found 8/7![American Airlines logo]()
$412
This American Airlines deal was found by Cheapflights users on 8/5. 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 9/91:50 pm -
2 stops16h 34m
Mon 9/142:58 pm -
1 stop10h 27m
Deal found 8/5![American Airlines logo]()
$413
This American Airlines deal was found by Cheapflights users on 8/5. 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 12/510:53 pm -
1 stop12h 04m
Sat 12/127:00 am -
1 stop17h 15m
Deal found 8/5![American Airlines logo]()
$415
This American Airlines deal was found by Cheapflights users on 8/5. 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 10/77:15 pm -
2 stops11h 31m
Tue 10/137:30 am -
1 stop16h 28m
Deal found 8/5![American Airlines logo]()
$418
This American Airlines deal was found by Cheapflights users on 8/3. 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 9/164:14 pm -
2 stops14h 10m
Mon 9/213:35 pm -
1 stop19h 43m
Deal found 8/3![American Airlines logo]()
$420
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 8/2912:29 pm -
1 stop22h 59m
Sat 9/56:44 am -
2 stops35h 57m
Deal found 8/6![Multiple Airlines logo]()
$422
This American Airlines deal was found by Cheapflights users on 8/6. 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.
Tue 9/86:15 am -
1 stop13h 09m
Wed 9/96:00 am -
2 stops12h 22m
Deal found 8/6![American Airlines logo]()
$426
This United Airlines deal was found by Cheapflights users on 8/5. 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 9/306:40 am -
2 stops13h 29m
Tue 10/612:15 am -
2 stops18h 25m
Deal found 8/5![United Airlines logo]()
$516
Best flights from San Diego to Puerto RicoDiscover carefully curated flight deals from San Diego to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 8, 2026.
Discover carefully curated flight deals from San Diego to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 8, 2026.
This United Airlines deal was found by Cheapflights users on 8/3. 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 9/246:50 pm -
2 stops14h 44m
Mon 9/282:55 pm -
1 stop9h 29m
Deal found 8/3![United Airlines logo]()
$406
This Delta deal was found by Cheapflights users on 8/4. 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.
Wed 10/287:20 am -
1 stop13h 24m
Tue 11/107:00 am -
2 stops17h 17m
Deal found 8/4![Delta logo]()
$406
This Southwest deal was found by Cheapflights users on 8/3. 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 9/248:40 am -
1 stop11h 30m
Mon 9/285:30 am -
1 stop13h 45m
Deal found 8/3![Southwest logo]()
$434
This FlightHub deal was found by Cheapflights users on 8/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:40 pm -
2 stops24h 19m
Mon 10/195:01 am -
2 stops34h 21m
Deal found 8/3![JetBlue logo]()
$591
This United Airlines deal was found by Cheapflights users on 8/4. 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 9/126:15 am -
2 stops14h 35m
Fri 9/252:55 pm -
1 stop9h 29m
Deal found 8/4![United Airlines logo]()
$406
This Delta deal was found by Cheapflights users on 8/6. 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 8/316:29 am -
2 stops13h 00m
Fri 9/117:00 am -
1 stop13h 05m
Deal found 8/6![Delta logo]()
$406
This United Airlines deal was found by Cheapflights users on 8/3. 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 9/147:41 pm -
2 stops15h 12m
Mon 9/212:20 pm -
1 stop10h 04m
Deal found 8/3![United Airlines logo]()
$406
This Delta deal was found by Cheapflights users on 8/4. 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.
Wed 10/287:20 am -
1 stop13h 24m
Wed 11/183:35 pm -
1 stop10h 39m
Deal found 8/4![Delta logo]()
$406
This United Airlines deal was found by Cheapflights users on 8/5. 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 10/208:00 am -
2 stops12h 50m
Thu 10/297:25 am -
1 stop10h 47m
Deal found 8/5![United Airlines logo]()
$406
This Southwest deal was found by Cheapflights users on 8/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/59:10 am -
2 stops11h 45m
Wed 11/116:40 am -
1 stop11h 50m
Deal found 8/7![Southwest logo]()
$493
This United Airlines deal was found by Cheapflights users on 8/3. 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 10/288:05 am -
1 stop9h 19m
Wed 11/48:25 am -
2 stops12h 50m
Deal found 8/3![United Airlines logo]()
$406
This United Airlines deal was found by Cheapflights users on 8/4. 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 10/66:15 am -
2 stops11h 23m
Sun 10/112:00 pm -
1 stop11h 27m
Deal found 8/4![United Airlines logo]()
$448
This Expedia deal was found by Cheapflights users on 8/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:17 pm -
2 stops24h 42m
Fri 9/118:55 am -
2 stops31h 12m
Deal found 8/7![JetBlue logo]()
$671
This United Airlines deal was found by Cheapflights users on 8/5. 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 9/307:00 am -
2 stops13h 09m
Tue 10/612:15 am -
1 stop12h 34m
Deal found 8/5![United Airlines logo]()
$581
This United Airlines deal was found by Cheapflights users on 8/4. 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 10/17:00 am -
2 stops13h 09m
Sun 11/11:09 am -
2 stops18h 45m
Deal found 8/4![United Airlines logo]()
$646
This United Airlines deal was found by Cheapflights users on 8/7. 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 10/196:15 am -
2 stops13h 54m
Tue 10/2012:15 am -
2 stops18h 25m
Deal found 8/7![United Airlines logo]()
$651
This United Airlines deal was found by Cheapflights users on 8/4. 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 11/26:50 am -
2 stops13h 07m
Wed 11/41:09 am -
1 stop13h 01m
Deal found 8/4![United Airlines logo]()
$651
This United Airlines deal was found by Cheapflights users on 8/6. 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 9/37:41 pm -
2 stops24h 28m
Tue 9/812:15 am -
2 stops18h 34m
Deal found 8/6![United Airlines logo]()
$731
This Expedia deal was found by Cheapflights users on 8/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1910:51 am -
1 stop10h 08m
Thu 12/3111:10 pm -
2 stops23h 59m
Deal found 8/5![JetBlue logo]()
$1,999
This Expedia deal was found by Cheapflights users on 8/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1910:51 am -
1 stop10h 08m
Fri 1/111:10 pm -
2 stops23h 59m
Deal found 8/5![JetBlue logo]()
$2,830
This United Airlines deal was found by Cheapflights users on 8/7. 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 10/2610:20 pm -
2 stops16h 01m
Fri 10/3010:48 am -
2 stops14h 42m
Deal found 8/7![United Airlines logo]()
$1,558
Last-minute flights from San Diego to Puerto RicoDiscover last-minute flight deals from San Diego to Puerto Rico. Data last updated August 8, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Puerto Rico. Data last updated August 8, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 8/2912:29 pm -
1 stop22h 59m
Thu 9/33:28 pm -
2 stops44h 37m
Deal found 8/6![Multiple Airlines logo]()
$399
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 8/2912:29 pm -
1 stop22h 59m
Tue 9/86:44 am -
2 stops20h 07m
Deal found 8/6![Multiple Airlines logo]()
$418
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 8/2912:29 pm -
1 stop22h 59m
Sat 9/56:44 am -
2 stops35h 57m
Deal found 8/6![Multiple Airlines logo]()
$422
This American Airlines deal was found by Cheapflights users on 8/7. 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 9/26:15 am -
1 stop13h 09m
Sun 9/610:33 am -
2 stops10h 45m
Deal found 8/7![American Airlines logo]()
$412
This American Airlines deal was found by Cheapflights users on 8/3. 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 9/29:40 am -
2 stops11h 19m
Sat 9/56:00 am -
2 stops11h 14m
Deal found 8/3![American Airlines logo]()
$436
This American Airlines deal was found by Cheapflights users on 8/7. 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.
Sat 9/510:30 pm -
2 stops13h 08m
Sun 9/136:00 am -
1 stop19h 25m
Deal found 8/7![American Airlines logo]()
$434
This American Airlines deal was found by Cheapflights users on 8/6. 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.
Tue 9/86:15 am -
1 stop13h 09m
Wed 9/96:00 am -
2 stops12h 22m
Deal found 8/6![American Airlines logo]()
$426
This American Airlines deal was found by Cheapflights users on 8/3. 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.
Tue 9/810:20 pm -
2 stops14h 20m
Tue 9/1511:51 am -
2 stops12h 57m
Deal found 8/3![American Airlines logo]()
$431
This American Airlines deal was found by Cheapflights users on 8/4. 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 9/91:50 pm -
2 stops16h 34m
Wed 9/162:58 pm -
1 stop10h 27m
Deal found 8/4![American Airlines logo]()
$411
This American Airlines deal was found by Cheapflights users on 8/5. 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 9/91:50 pm -
2 stops16h 34m
Mon 9/142:58 pm -
1 stop10h 27m
Deal found 8/5![American Airlines logo]()
$413
This United Airlines deal was found by Cheapflights users on 8/4. 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 9/126:15 am -
2 stops14h 35m
Fri 9/252:55 pm -
1 stop9h 29m
Deal found 8/4![United Airlines logo]()
$406
This American Airlines deal was found by Cheapflights users on 8/3. 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 9/164:14 pm -
2 stops14h 10m
Mon 9/213:35 pm -
1 stop19h 43m
Deal found 8/3![American Airlines logo]()
$420
One-way flights from San Diego to Puerto RicoSearch for one-way flight options from San Diego to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated August 8, 2026.
Search for one-way flight options from San Diego to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated August 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 8/276:25 am -
2 stops14h 34m
Deal found 8/5![Frontier logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 8/263:45 pm -
2 stops29h 14m
Deal found 8/5![Frontier logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 9/86:25 am -
2 stops40h 48m
Deal found 8/6![Frontier logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Tue 10/136:25 am -
2 stops38h 51m
Deal found 8/7![Frontier logo]()
$194
This American Airlines deal was found by Cheapflights users on 8/3. 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.
Sun 10/410:51 pm -
1 stop12h 12m
Deal found 8/3![American Airlines logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 9/96:25 am -
3 stops38h 33m
Deal found 8/6![Multiple Airlines logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 8/203:45 pm -
2 stops29h 58m
Deal found 8/6![Frontier logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 8/2512:54 pm -
2 stops56h 40m
Deal found 8/6![Multiple Airlines logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 8/243:45 pm -
2 stops29h 58m
Deal found 8/6![Frontier logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 8/223:45 pm -
2 stops29h 58m
Deal found 8/6![Frontier logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 8/266:25 am -
3 stops22h 46m
Deal found 8/5![Multiple Airlines logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 8/2212:29 pm -
1 stop22h 59m
Deal found 8/6![Multiple Airlines logo]()
$231
Find flight deals from San Diego to Puerto Rico
Keep the following information in mind while searching for San Diego to Puerto Rico flight deals. Data was last updated August 8, 2026.
Round-trip from | $399 (Kiwi.com) |
|---|---|
One-way from | $174 (Kiwi.com) |
Popular in | December |
Cheapest in | May |
Average price | $444 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego to Puerto Rico 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 August 8, 2026.
Use the filters below to find and compare flights from San Diego to Puerto Rico that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoSan Juan
SAN San Diego - SJU San Juan Luis Munoz Marin Intl
SANSJU
San Diego
Thu 9/24
6:50 pm-12:34 pm
2 stops14h 44m
San Juan Luis Munoz Marin Intl
Mon 9/28
2:55 pm-9:24 pm
1 stop9h 29m
$406
San DiegoSan Juan
SAN San Diego - SJU San Juan Luis Munoz Marin Intl
SANSJU
San Diego
Wed 10/28
7:20 am-11:44 pm
1 stop13h 24m
San Juan Luis Munoz Marin Intl
Tue 11/10
7:00 am-8:17 pm
2 stops17h 17m
$406
San DiegoSan Juan
SAN San Diego - SJU San Juan Luis Munoz Marin Intl
SANSJU
San Diego
Sat 9/12
6:15 am-11:50 pm
2 stops14h 35m
San Juan Luis Munoz Marin Intl
Fri 9/25
2:55 pm-9:24 pm
1 stop9h 29m
$406
San DiegoSan Juan
SAN San Diego - SJU San Juan Luis Munoz Marin Intl
SANSJU
San Diego
Mon 8/31
6:29 am-10:29 pm
2 stops13h 00m
San Juan Luis Munoz Marin Intl
Fri 9/11
7:00 am-5:05 pm
1 stop13h 05m
$406
San DiegoSan Juan
SAN San Diego - SJU San Juan Luis Munoz Marin Intl
SANSJU
San Diego
Mon 9/14
7:41 pm-1:53 pm
2 stops15h 12m
San Juan Luis Munoz Marin Intl
Mon 9/21
2:20 pm-9:24 pm
1 stop10h 04m
$406
San DiegoSan Juan
SAN San Diego - SJU San Juan Luis Munoz Marin Intl
SANSJU
San Diego
Wed 10/28
7:20 am-11:44 pm
1 stop13h 24m
San Juan Luis Munoz Marin Intl
Wed 11/18
3:35 pm-10:14 pm
1 stop10h 39m
$406
San DiegoSan Juan
SAN San Diego - SJU San Juan Luis Munoz Marin Intl
SANSJU
San Diego
Tue 10/20
8:00 am-11:50 pm
2 stops12h 50m
San Juan Luis Munoz Marin Intl
Thu 10/29
7:25 am-3:12 pm
1 stop10h 47m
$406
Quickest round-trip
San DiegoSan Juan
SAN San Diego - SJU San Juan Luis Munoz Marin Intl
SANSJU
San Diego
Wed 10/28
8:05 am-8:24 pm
1 stop9h 19m
San Juan Luis Munoz Marin Intl
Wed 11/4
8:25 am-5:15 pm
2 stops12h 50m
$406
San DiegoSan Juan
SAN San Diego - SJU San Juan Luis Munoz Marin Intl
SANSJU
San Diego
Thu 9/24
8:40 am-11:10 pm
1 stop11h 30m
San Juan Luis Munoz Marin Intl
Mon 9/28
5:30 am-4:15 pm
1 stop13h 45m
$434
San DiegoSan Juan
SAN San Diego - SJU San Juan Luis Munoz Marin Intl
SANSJU
San Diego
Tue 10/6
6:15 am-8:38 pm
2 stops11h 23m
San Juan Luis Munoz Marin Intl
Sun 10/11
2:00 pm-10:27 pm
1 stop11h 27m
$448
Showing 1-10 of 41 resultsSorted by cheapest first
Best time to book a flight from San Diego to Puerto Rico
Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from San Diego with our price prediction graph.
SAN-SJU
SAN-BQN
SAN-PSE
SAN-CPX
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 San Diego to Puerto Rico
SAN-PR0
SAN-SJU
SAN-BQN
SAN-PSE
SAN-CPX
What is the cheapest month to book a flight from San Diego to Puerto Rico?
Currently, May is the cheapest month in which you can book a flight from San Diego to Puerto Rico (average of $426). Flying from San Diego to Puerto Rico in December is currently the most expensive (average of $743). 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 San Diego to Puerto Rico?
The price you pay for your flight from San Diego to Puerto Rico may vary depending on when you book. For the best chance of a lower fare, look to book 74 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Reviews of airlines servicing Puerto Rico
Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated August 8, 2026.
Read reviews from past customers who have flown Southwest,Delta, andUnited Airlines from San Diego to Puerto Rico. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Overall
8.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Overall
8.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Overall
8.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Overall
8.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Overall
8.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Overall
8.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from San Diego to Puerto Rico. 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 San Diego to Puerto Rico
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Puerto Rico by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Diego to Puerto Rico by cabin class
Find flights from San Diego to Puerto Rico, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Diego and Puerto Rico flights
Browse other San Diego and Puerto Rico flight options. Last updated on August 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
San Diego to Puerto Rico flights
Consider these flights traveling from San Diego to Puerto Rico.
Top 7 airlines flying from San Diego to Puerto Rico
Discover the top 7 airlines that operate flights from San Diego to Puerto Rico. 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 August 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$138 | Average$476 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$193 | Average$395 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$295 | Average$521 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$295 | Average$472 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$306 | Average$537 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$390 | Average$564 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$426 | Average$595 | FlexibilityNo cancel fee | On-time75% |