$203+ Cheap flights from San Diego (SAN) to Luis Munoz Marin Intl (SJU)
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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SJU
Aug 17 — Aug 241
Round-trip
1 adult, Economy
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Cheapest flights from San Diego to Luis Munoz Marin IntlExplore the most affordable flight options available from San Diego to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2026.
Explore the most affordable flight options available from San Diego to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2026.
This United Airlines deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:45 pm
SAN
- SJU
1 stop12h 09m
United Airlines
Fri 9/252:00 pm
SJU
- SAN
1 stop11h 27m
United Airlines
Deal found 7/13![United Airlines logo]()
$386
This United Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/189:45 pm
SAN
- SJU
1 stop12h 09m
United Airlines
Tue 8/257:00 am
SJU
- SAN
2 stops13h 26m
United Airlines
Deal found 7/14![United Airlines logo]()
$406
This United Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:50 am
SAN
- SJU
1 stop10h 10m
United Airlines
Sun 11/18:25 am
SJU
- SAN
2 stops12h 52m
United Airlines
Deal found 7/14![United Airlines logo]()
$410
This American Airlines deal was found by Cheapflights users on 7/18. 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 10/2810:27 pm
SAN
- SJU
1 stop13h 34m
American Airlines
Wed 11/186:44 am
SJU
- SAN
1 stop13h 10m
American Airlines
Deal found 7/18![American Airlines logo]()
$411
This Southwest deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:50 pm
SAN
- SJU
2 stops10h 35m
Southwest
Fri 8/213:20 pm
SJU
- SAN
1 stop10h 25m
Southwest
Deal found 7/15![Southwest logo]()
$421
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/138:40 am
SAN
- SJU
1 stop11h 25m
Southwest
Thu 8/208:55 pm
SJU
- SAN
2 stops17h 05m
Southwest
Deal found 7/14![Southwest logo]()
$426
This Delta deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/117:30 am
SAN
- SJU
1 stop13h 22m
Delta
Tue 8/181:19 pm
SJU
- SAN
1 stop13h 24m
Delta
Deal found 7/13![Delta logo]()
$431
This Southwest deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:40 pm
SAN
- SJU
2 stops10h 40m
Southwest
Mon 9/145:30 am
SJU
- SAN
2 stops15h 40m
Southwest
Deal found 7/17![Southwest logo]()
$434
This Southwest deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/149:00 pm
SAN
- SJU
2 stops11h 00m
Southwest
Sun 9/205:00 am
SJU
- SAN
2 stops10h 35m
Southwest
Deal found 7/15![Southwest logo]()
$435
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:40 pm
SAN
- SJU
2 stops10h 40m
Southwest
Tue 8/258:20 am
SJU
- SAN
2 stops11h 35m
Southwest
Deal found 7/14![Southwest logo]()
$436
This Kiwi.com deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1512:29 pm
SAN
- SJU
1 stop22h 12m
Multiple Airlines
Fri 8/215:37 pm
SJU
- SAN
2 stops25h 04m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$437
Best flights from San Diego to Luis Munoz Marin IntlDiscover carefully curated flight deals from San Diego to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 18, 2026.
Discover carefully curated flight deals from San Diego to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 18, 2026.
This United Airlines deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:00 am
SAN
- SJU
1 stop9h 38m
United Airlines
Sat 9/261:25 pm
SJU
- SAN
1 stop12h 24m
United Airlines
Deal found 7/13![United Airlines logo]()
$386
This Delta deal was found by Cheapflights users on 7/18. 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 8/2110:17 pm
SAN
- SJU
1 stop11h 59m
Delta
Fri 8/282:59 pm
SJU
- SAN
1 stop11h 01m
Delta
Deal found 7/18![Delta logo]()
$406
This Southwest deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:15 pm
SAN
- SJU
2 stops11h 25m
Southwest
Sun 11/86:05 am
SJU
- SAN
1 stop10h 15m
Southwest
Deal found 7/15![Southwest logo]()
$421
This United Airlines deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:00 am
SAN
- SJU
1 stop9h 38m
United Airlines
Fri 9/252:00 pm
SJU
- SAN
2 stops13h 31m
United Airlines
Deal found 7/13![United Airlines logo]()
$386
This Delta deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:15 am
SAN
- SJU
2 stops14h 41m
Delta
Tue 11/103:10 pm
SJU
- SAN
2 stops12h 37m
Delta
Deal found 7/15![Delta logo]()
$406
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/157:35 am
SAN
- SJU
1 stop11h 20m
Southwest
Fri 8/213:20 pm
SJU
- SAN
1 stop10h 25m
Southwest
Deal found 7/14![Southwest logo]()
$440
This United Airlines deal was found by Cheapflights users on 7/17. 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 8/268:00 am
SAN
- SJU
1 stop9h 38m
United Airlines
Sat 8/291:00 am
SJU
- SAN
1 stop11h 49m
United Airlines
Deal found 7/17![United Airlines logo]()
$406
This Delta deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:15 am
SAN
- SJU
2 stops14h 41m
Delta
Wed 11/183:35 pm
SJU
- SAN
1 stop11h 28m
Delta
Deal found 7/14![Delta logo]()
$406
This United Airlines deal was found by Cheapflights users on 7/17. 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 8/246:20 am
SAN
- SJU
2 stops11h 18m
United Airlines
Tue 9/17:00 am
SJU
- SAN
2 stops13h 00m
United Airlines
Deal found 7/17![United Airlines logo]()
$406
This Delta deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2210:10 pm
SAN
- SJU
1 stop10h 55m
Delta
Thu 11/267:15 am
SJU
- SAN
2 stops17h 10m
Delta
Deal found 7/13![Delta logo]()
$431
This United Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/126:30 am
SAN
- SJU
2 stops10h 56m
United Airlines
Wed 1/208:10 am
SJU
- SAN
1 stop11h 23m
United Airlines
Deal found 7/15![United Airlines logo]()
$406
This United Airlines deal was found by Cheapflights users on 7/17. 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 9/18:00 am
SAN
- SJU
1 stop9h 38m
United Airlines
Tue 9/81:00 am
SJU
- SAN
1 stop11h 49m
United Airlines
Deal found 7/17![United Airlines logo]()
$406
Last-minute flights from San Diego to Luis Munoz Marin IntlDiscover last-minute flight deals from San Diego to Luis Munoz Marin Intl. Data last updated July 18, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Luis Munoz Marin Intl. Data last updated July 18, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/76:35 am
SAN
- SJU
1 stop13h 15m
Southwest
Thu 8/138:55 pm
SJU
- SAN
2 stops17h 05m
Southwest
Deal found 7/16![Southwest logo]()
$434
This Delta deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/117:30 am
SAN
- SJU
1 stop13h 22m
Delta
Tue 8/181:19 pm
SJU
- SAN
1 stop13h 24m
Delta
Deal found 7/13![Delta logo]()
$431
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:35 am
SAN
- SJU
1 stop19h 27m
Frontier
Thu 8/205:15 pm
SJU
- SAN
2 stops25h 26m
Frontier
Deal found 7/14![Frontier logo]()
$441
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:35 am
SAN
- SJU
1 stop19h 27m
Frontier
Wed 8/195:37 pm
SJU
- SAN
2 stops25h 04m
Frontier
Deal found 7/14![Frontier logo]()
$442
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/138:40 am
SAN
- SJU
1 stop11h 25m
Southwest
Thu 8/208:55 pm
SJU
- SAN
2 stops17h 05m
Southwest
Deal found 7/14![Southwest logo]()
$426
This Southwest deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:50 pm
SAN
- SJU
2 stops10h 35m
Southwest
Fri 8/213:20 pm
SJU
- SAN
1 stop10h 25m
Southwest
Deal found 7/15![Southwest logo]()
$421
This Kiwi.com deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1512:29 pm
SAN
- SJU
1 stop22h 12m
Multiple Airlines
Fri 8/215:37 pm
SJU
- SAN
2 stops25h 04m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$437
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/157:35 am
SAN
- SJU
1 stop11h 20m
Southwest
Fri 8/213:20 pm
SJU
- SAN
1 stop10h 25m
Southwest
Deal found 7/14![Southwest logo]()
$440
This United Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/189:45 pm
SAN
- SJU
1 stop12h 09m
United Airlines
Tue 8/257:00 am
SJU
- SAN
2 stops13h 26m
United Airlines
Deal found 7/14![United Airlines logo]()
$406
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:40 pm
SAN
- SJU
2 stops10h 40m
Southwest
Tue 8/258:20 am
SJU
- SAN
2 stops11h 35m
Southwest
Deal found 7/14![Southwest logo]()
$436
This American Airlines deal was found by Cheapflights users on 7/18. 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 8/196:15 am
SAN
- SJU
1 stop13h 09m
American Airlines
Sun 8/2312:55 am
SJU
- SAN
1 stop11h 03m
American Airlines
Deal found 7/18![American Airlines logo]()
$411
One-way flights from San Diego to Luis Munoz Marin IntlSearch for one-way flight options from San Diego to Luis Munoz Marin Intl. Find affordable one-way fares based on user searches. Data last updated July 18, 2026.
Search for one-way flight options from San Diego to Luis Munoz Marin Intl. Find affordable one-way fares based on user searches. Data last updated July 18, 2026.
This Delta deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/410:25 pm
SAN
- SJU
1 stop12h 22m
Delta
Deal found 7/14![Delta logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/146:25 am
SAN
- SJU
2 stops39h 16m
Frontier
Deal found 7/15![Frontier logo]()
$207
This Southwest deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/911:20 am
SAN
- SJU
2 stops11h 00m
Southwest
Deal found 7/16![Southwest logo]()
$218
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/53:03 pm
SAN
- SJU
2 stops22h 46m
Frontier
Deal found 7/14![Frontier logo]()
$219
This Cheapflightsfares deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/158:30 pm
SAN
- SJU
1 stop14h 37m
JetBlue
Deal found 7/14![JetBlue logo]()
$231
This Southwest deal was found by Cheapflights users on 7/17. 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.
Sun 9/1310:40 pm
SAN
- SJU
1 stop12h 50m
Southwest
Deal found 7/17![Southwest logo]()
$235
This eDestinos deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/59:06 pm
SAN
- SJU
1 stop16h 43m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$238
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:35 am
SAN
- SJU
1 stop12h 45m
Southwest
Deal found 7/14![Southwest logo]()
$246
This United Airlines deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1012:40 pm
SAN
- SJU
3 stops20h 17m
United Airlines
Deal found 7/16![United Airlines logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/306:25 am
SAN
- SJU
2 stops39h 16m
Frontier
Deal found 7/15![Frontier logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 8/18:51 pm
SAN
- SJU
2 stops48h 50m
Frontier
Deal found 7/17![Frontier logo]()
$271
Find flight deals from San Diego to Luis Munoz Marin Intl
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Luis Munoz Marin Intl (SJU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $386 (Delta) |
One-way from | $203 (Delta) |
Popular in | December |
Cheapest in | May |
Average price | $525 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego to Luis Munoz Marin Intl 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 18, 2026.
Use the filters below to find and compare flights from San Diego to San Juan Luis Munoz Marin Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Sat 9/19
8:00 am-8:38 pm
1 stop9h 38m
San Juan Luis Munoz Marin Intl
Sat 9/26
1:25 pm-10:49 pm
1 stop12h 24m
$386
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Thu 9/17
8:00 am-8:38 pm
1 stop9h 38m
San Juan Luis Munoz Marin Intl
Fri 9/25
2:00 pm-12:31 am
2 stops13h 31m
$386
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Fri 8/21
10:17 pm-1:16 pm
1 stop11h 59m
San Juan Luis Munoz Marin Intl
Fri 8/28
2:59 pm-11:00 pm
1 stop11h 01m
$406
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Wed 10/28
6:15 am-11:56 pm
2 stops14h 41m
San Juan Luis Munoz Marin Intl
Tue 11/10
3:10 pm-11:47 pm
2 stops12h 37m
$406
Quickest round-trip
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Wed 8/26
8:00 am-8:38 pm
1 stop9h 38m
San Juan Luis Munoz Marin Intl
Sat 8/29
1:00 am-9:49 am
1 stop11h 49m
$406
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Wed 10/28
6:15 am-11:56 pm
2 stops14h 41m
San Juan Luis Munoz Marin Intl
Wed 11/18
3:35 pm-11:03 pm
1 stop11h 28m
$406
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Mon 8/24
6:20 am-8:38 pm
2 stops11h 18m
San Juan Luis Munoz Marin Intl
Tue 9/1
7:00 am-5:00 pm
2 stops13h 00m
$406
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Tue 1/12
6:30 am-9:26 pm
2 stops10h 56m
San Juan Luis Munoz Marin Intl
Wed 1/20
8:10 am-3:33 pm
1 stop11h 23m
$406
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Tue 9/1
8:00 am-8:38 pm
1 stop9h 38m
San Juan Luis Munoz Marin Intl
Tue 9/8
1:00 am-9:49 am
1 stop11h 49m
$406
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Fri 10/30
7:15 pm-9:40 am
2 stops11h 25m
San Juan Luis Munoz Marin Intl
Sun 11/8
6:05 am-12:20 pm
1 stop10h 15m
$421
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from San Diego to Luis Munoz Marin Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to Luis Munoz Marin Intl in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Diego-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Diego-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-San Juan Luis Munoz Marin Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Diego to Luis Munoz Marin Intl
Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from San Diego with our price prediction graph.
SAN-SJU
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from San Diego to San Juan Luis Munoz Marin Intl Airport
Prices
More
How far ahead should I book a flight from San Diego to San Juan Luis Munoz Marin Intl Airport?
The price you pay for your flight from San Diego to San Juan Luis Munoz Marin Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 62 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from San Diego to San Juan Luis Munoz Marin Intl Airport?
Currently, October is the cheapest month in which you can book a flight from San Diego to San Juan Luis Munoz Marin Intl Airport (average of $420). Flying from San Diego to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $722). 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 much does it cost to fly round-trip from San Diego to San Juan Luis Munoz Marin Intl Airport?
What’s the top layover airport for flights from San Diego to San Juan Luis Munoz Marin Intl Airport?
Share of 1-stop round-trip flights from San Diego to San Juan Luis Munoz Marin Intl Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.
Miami (MIA) – chosen by Cheapflights users on 50% of 1-stop itineraries from San Diego to San Juan Luis Munoz Marin Intl Airport on Cheapflights.
What’s the cheapest layover airport for flights from San Diego to San Juan Luis Munoz Marin Intl Airport?
Average round-trip fare for 1-stop flights from San Diego to San Juan Luis Munoz Marin Intl Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Houston (IAH) is the most affordable 1-stop option, with an average round-trip price of $427.
What’s the fastest layover option from San Diego to San Juan Luis Munoz Marin Intl Airport?
Shortest average travel time for 1-stop one-way flights from San Diego to San Juan Luis Munoz Marin Intl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Dallas (DFW) have the shortest average one-way travel time for 1-stop routes: 9h 12m.
Which airport typically offers the quickest layover for flights from San Diego to San Juan Luis Munoz Marin Intl Airport?
Average layover duration for 1-stop one-way flights from San Diego to San Juan Luis Munoz Marin Intl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Miami (MIA) offer the fastest connection on this route, with an average layover time of 1h 28m.
Reviews of airlines servicing Luis Munoz Marin Intl
Get insights into the airlines that provide service to Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl. Reviews last updated July 18, 2026.
Get a feel of what it's like to fly with Southwest,Alaska Airlines, andDelta from San Diego to San Juan Luis Munoz Marin Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
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 Luis Munoz Marin Intl. 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 Juan Luis Munoz Marin Intl Airport?
Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locationsFajardo
Luquillo
Rio Grande
Dorado
Humacao
Bayamón
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Other flights to Luis Munoz Marin Intl
Explore flights to Luis Munoz Marin Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 18, 2026.
San Diego and Luis Munoz Marin Intl flights
Browse other San Diego and Luis Munoz Marin Intl flight options. Last updated on July 18, 2026.
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Top 7 airlines flying from San Diego to Luis Munoz Marin Intl
Discover the top 7 airlines that operate flights from San Diego to Luis Munoz Marin Intl. 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 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$138 | Average$476 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$176 | Average$386 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$290 | Average$529 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$295 | Average$452 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$295 | Average$525 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$380 | Average$574 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$426 | Average$631 | FlexibilityNo cancel fee | On-time75% |