$165+ Cheap flights from San Francisco (SFO) 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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SJU
Aug 11 — Aug 181
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to Luis Munoz Marin Intl 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 San Francisco to Luis Munoz Marin Intl
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Cheapest flights from San Francisco to Luis Munoz Marin IntlExplore the most affordable flight options available from San Francisco to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 12, 2026.
Explore the most affordable flight options available from San Francisco to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 12, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/189:45 pm
SFO
- SJU
1 stop14h 44m
JetBlue
Thu 10/222:35 pm
SJU
- SFO
1 stop11h 42m
JetBlue
Deal found 7/9![JetBlue logo]()
$425
This CheapOair deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:35 pm
SFO
- SJU
1 stop12h 41m
Multiple Airlines
Tue 8/255:00 pm
SJU
- SFO
1 stop9h 51m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$426
This JetBlue deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:45 pm
SFO
- SJU
1 stop14h 04m
JetBlue
Thu 10/292:50 pm
SJU
- SFO
1 stop11h 40m
JetBlue
Deal found 7/11![JetBlue logo]()
$428
This CheapOair deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:35 pm
SFO
- SJU
1 stop12h 41m
Multiple Airlines
Tue 9/16:30 pm
SJU
- SFO
1 stop17h 45m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$432
This Southwest deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:50 pm
SFO
- SJU
2 stops14h 00m
Southwest
Wed 10/285:50 am
SJU
- SFO
1 stop11h 45m
Southwest
Deal found 7/9![Southwest logo]()
$436
This Kiwi.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/910:18 pm
SFO
- SJU
1 stop12h 58m
Frontier
Fri 8/147:10 am
SJU
- SFO
2 stops42h 44m
Frontier
Deal found 7/7![Frontier logo]()
$440
This Expedia deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1011:05 pm
SFO
- SJU
1 stop12h 11m
Multiple Airlines
Thu 8/131:48 pm
SJU
- SFO
1 stop13h 03m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$441
This JetBlue deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:30 am
SFO
- SJU
1 stop8h 43m
JetBlue
Thu 10/292:50 pm
SJU
- SFO
1 stop11h 40m
JetBlue
Deal found 7/11![JetBlue logo]()
$444
This Priceline deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1810:48 pm
SFO
- SJU
1 stop13h 37m
Multiple Airlines
Fri 9/2510:30 am
SJU
- SFO
1 stop25h 42m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$445
This CheapOair deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2210:35 pm
SFO
- SJU
1 stop12h 41m
Multiple Airlines
Wed 8/265:00 pm
SJU
- SFO
1 stop9h 51m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$446
This deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1211:10 pm
SFO
- SJU
1 stop11h 15m
JetBlue
Wed 10/282:50 pm
SJU
- SFO
1 stop11h 40m
JetBlue
Deal found 7/11![JetBlue logo]()
$448
This CheapOair deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:35 pm
SFO
- SJU
1 stop12h 41m
Multiple Airlines
Sun 8/237:00 am
SJU
- SFO
1 stop19h 51m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$449
Best flights from San Francisco to Luis Munoz Marin IntlDiscover carefully curated flight deals from San Francisco 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 12, 2026.
Discover carefully curated flight deals from San Francisco 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 12, 2026.
This Southwest deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2610:50 pm
SFO
- SJU
2 stops11h 45m
Southwest
Thu 10/295:30 am
SJU
- SFO
1 stop12h 05m
Southwest
Deal found 7/8![Southwest logo]()
$436
This Delta deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:15 am
SFO
- SJU
2 stops13h 40m
Delta
Wed 1/277:00 am
SJU
- SFO
2 stops17h 21m
Delta
Deal found 7/12![Delta logo]()
$490
This JetBlue deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/511:59 pm
SFO
- SJU
1 stop10h 35m
JetBlue
Wed 10/72:32 pm
SJU
- SFO
1 stop11h 47m
JetBlue
Deal found 7/10![JetBlue logo]()
$501
This United Airlines deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/810:55 pm
SFO
- SJU
1 stop10h 22m
United Airlines
Fri 1/152:05 am
SJU
- SFO
1 stop12h 14m
United Airlines
Deal found 7/9![United Airlines logo]()
$520
This Southwest deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1110:30 pm
SFO
- SJU
1 stop11h 40m
Southwest
Tue 9/151:45 pm
SJU
- SFO
2 stops12h 30m
Southwest
Deal found 7/12![Southwest logo]()
$451
This Southwest deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:00 pm
SFO
- SJU
2 stops12h 30m
Southwest
Thu 11/56:35 am
SJU
- SFO
1 stop11h 10m
Southwest
Deal found 7/10![Southwest logo]()
$451
This Southwest deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:50 pm
SFO
- SJU
2 stops14h 00m
Southwest
Sun 11/15:35 am
SJU
- SFO
2 stops12h 50m
Southwest
Deal found 7/12![Southwest logo]()
$451
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/165:45 pm
SFO
- SJU
2 stops12h 25m
Southwest
Sat 8/225:05 am
SJU
- SFO
2 stops12h 40m
Southwest
Deal found 7/11![Southwest logo]()
$466
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/124:55 pm
SFO
- SJU
2 stops14h 50m
Southwest
Mon 9/2111:35 am
SJU
- SFO
2 stops14h 30m
Southwest
Deal found 7/7![Southwest logo]()
$466
This Southwest deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/259:55 am
SFO
- SJU
2 stops12h 30m
Southwest
Thu 10/2910:10 am
SJU
- SFO
2 stops12h 55m
Southwest
Deal found 7/8![Southwest logo]()
$466
This Southwest deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/39:25 pm
SFO
- SJU
1 stop12h 10m
Southwest
Sun 11/156:35 am
SJU
- SFO
1 stop11h 10m
Southwest
Deal found 7/10![Southwest logo]()
$478
Last-minute flights from San Francisco to Luis Munoz Marin IntlDiscover last-minute flight deals from San Francisco to Luis Munoz Marin Intl. Data last updated July 12, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Luis Munoz Marin Intl. Data last updated July 12, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2810:10 pm
SFO
- SJU
1 stop13h 06m
Frontier
Fri 7/3110:48 pm
SJU
- SFO
2 stops20h 23m
Frontier
Deal found 7/7![Frontier logo]()
$444
This Kiwi.com deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/712:54 am
SFO
- SJU
2 stops44h 47m
Frontier
Sat 8/155:15 pm
SJU
- SFO
1 stop28h 58m
Frontier
Deal found 7/10![Frontier logo]()
$450
This Kiwi.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/910:18 pm
SFO
- SJU
1 stop12h 58m
Frontier
Fri 8/147:10 am
SJU
- SFO
2 stops42h 44m
Frontier
Deal found 7/7![Frontier logo]()
$440
This Expedia deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1011:05 pm
SFO
- SJU
1 stop12h 11m
Multiple Airlines
Thu 8/131:48 pm
SJU
- SFO
1 stop13h 03m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$441
This Kiwi.com deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1011:05 pm
SFO
- SJU
1 stop12h 11m
Frontier
Wed 8/195:37 pm
SJU
- SFO
2 stops32h 17m
Frontier
Deal found 7/9![Frontier logo]()
$453
This CheapOair deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:35 pm
SFO
- SJU
1 stop12h 41m
Multiple Airlines
Tue 8/255:00 pm
SJU
- SFO
1 stop9h 51m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$426
This Southwest deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:50 am
SFO
- SJU
2 stops12h 15m
Southwest
Wed 8/268:20 am
SJU
- SFO
2 stops11h 05m
Southwest
Deal found 7/10![Southwest logo]()
$436
This CheapOair deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:35 pm
SFO
- SJU
1 stop12h 41m
Multiple Airlines
Sun 8/237:00 am
SJU
- SFO
1 stop19h 51m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$449
This Kiwi.com deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:35 pm
SFO
- SJU
1 stop12h 41m
Frontier
Tue 8/255:37 pm
SJU
- SFO
2 stops32h 17m
Frontier
Deal found 7/9![Frontier logo]()
$452
This CheapOair deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2210:35 pm
SFO
- SJU
1 stop12h 41m
Multiple Airlines
Wed 8/265:00 pm
SJU
- SFO
1 stop9h 51m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$446
This Southwest deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:25 pm
SFO
- SJU
2 stops12h 35m
Southwest
Fri 8/2811:35 am
SJU
- SFO
2 stops14h 15m
Southwest
Deal found 7/8![Southwest logo]()
$451
This CheapOair deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:35 pm
SFO
- SJU
1 stop12h 41m
Multiple Airlines
Tue 9/16:30 pm
SJU
- SFO
1 stop17h 45m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$432
One-way flights from San Francisco to Luis Munoz Marin IntlSearch for one-way flight options from San Francisco to Luis Munoz Marin Intl. Find affordable one-way fares based on user searches. Data last updated July 12, 2026.
Search for one-way flight options from San Francisco to Luis Munoz Marin Intl. Find affordable one-way fares based on user searches. Data last updated July 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/10. 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.
Wed 8/124:30 pm
SFO
- SJU
2 stops35h 14m
Frontier
Deal found 7/10![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1012:54 am
SFO
- SJU
2 stops44h 47m
Frontier
Deal found 7/8![Frontier logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/810:01 am
SFO
- SJU
2 stops34h 56m
Frontier
Deal found 7/8![Frontier logo]()
$178
This Super.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:35 pm
SFO
- SJU
1 stop12h 41m
Frontier
Deal found 7/7![Frontier logo]()
$184
This Frontier deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:35 pm
SFO
- SJU
1 stop12h 41m
Frontier
Deal found 7/8![Frontier logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/410:10 pm
SFO
- SJU
2 stops23h 31m
Frontier
Deal found 7/11![Frontier logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/109:05 pm
SFO
- SJU
2 stops26h 10m
Frontier
Deal found 7/10![Frontier logo]()
$192
This Kiwi.com deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:30 pm
SFO
- SJU
2 stops26h 26m
Frontier
Deal found 7/8![Frontier logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/511:05 pm
SFO
- SJU
2 stops22h 36m
Frontier
Deal found 7/11![Frontier logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/711:05 pm
SFO
- SJU
2 stops22h 36m
Frontier
Deal found 7/8![Frontier logo]()
$195
Find flight deals from San Francisco to Luis Munoz Marin Intl
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) 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 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $425 (Cheapflightsfares) |
One-way from | $165 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $565 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco 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 12, 2026.
Use the filters below to find and compare flights from San Francisco to San Juan Luis Munoz Marin Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoSan Juan
SFO - SJU
SFOSJU
San Francisco
Mon 10/26
10:50 pm-1:35 pm
2 stops11h 45m
San Juan Luis Munoz Marin Intl
Thu 10/29
5:30 am-2:35 pm
1 stop12h 05m
$436
San FranciscoSan Juan
SFO - SJU
SFOSJU
San Francisco
Fri 9/11
10:30 pm-1:10 pm
1 stop11h 40m
San Juan Luis Munoz Marin Intl
Tue 9/15
1:45 pm-11:15 pm
2 stops12h 30m
$451
San FranciscoSan Juan
SFO - SJU
SFOSJU
San Francisco
Sun 11/1
6:00 pm-10:30 am
2 stops12h 30m
San Juan Luis Munoz Marin Intl
Thu 11/5
6:35 am-1:45 pm
1 stop11h 10m
$451
San FranciscoSan Juan
SFO - SJU
SFOSJU
San Francisco
Tue 10/27
6:50 pm-11:50 am
2 stops14h 00m
San Juan Luis Munoz Marin Intl
Sun 11/1
5:35 am-2:25 pm
2 stops12h 50m
$451
San FranciscoSan Juan
SFO - SJU
SFOSJU
San Francisco
Sun 8/16
5:45 pm-9:10 am
2 stops12h 25m
San Juan Luis Munoz Marin Intl
Sat 8/22
5:05 am-2:45 pm
2 stops12h 40m
$466
San FranciscoSan Juan
SFO - SJU
SFOSJU
San Francisco
Sat 9/12
4:55 pm-10:45 am
2 stops14h 50m
San Juan Luis Munoz Marin Intl
Mon 9/21
11:35 am-11:05 pm
2 stops14h 30m
$466
San FranciscoSan Juan
SFO - SJU
SFOSJU
San Francisco
Sun 10/25
9:55 am-1:25 am
2 stops12h 30m
San Juan Luis Munoz Marin Intl
Thu 10/29
10:10 am-8:05 pm
2 stops12h 55m
$466
San FranciscoSan Juan
SFO - SJU
SFOSJU
San Francisco
Tue 11/3
9:25 pm-1:35 pm
1 stop12h 10m
San Juan Luis Munoz Marin Intl
Sun 11/15
6:35 am-1:45 pm
1 stop11h 10m
$478
San FranciscoSan Juan
SFO - SJU
SFOSJU
San Francisco
Tue 11/17
6:15 am-11:55 pm
2 stops13h 40m
San Juan Luis Munoz Marin Intl
Wed 1/27
7:00 am-8:21 pm
2 stops17h 21m
$490
Quickest round-trip
San FranciscoSan Juan
SFO - SJU
SFOSJU
San Francisco
Mon 10/5
11:59 pm-1:34 pm
1 stop10h 35m
San Juan Luis Munoz Marin Intl
Wed 10/7
2:32 pm-11:19 pm
1 stop11h 47m
$501
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from San Francisco 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 Francisco 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 | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Francisco-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 Francisco-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 Francisco-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 Francisco-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 Francisco-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 Francisco to Luis Munoz Marin Intl
Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from San Francisco with our price prediction graph.
SFO-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 Francisco to San Juan Luis Munoz Marin Intl Airport
Prices
More
How far ahead should I book a flight from San Francisco to San Juan Luis Munoz Marin Intl Airport?
The best time to book flights from San Francisco to San Juan Luis Munoz Marin Intl Airport is 81 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from San Francisco to San Juan Luis Munoz Marin Intl Airport?
Currently, September is the cheapest month in which you can book a flight from San Francisco to San Juan Luis Munoz Marin Intl Airport (average of $469). Flying from San Francisco to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $601). 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 Francisco to San Juan Luis Munoz Marin Intl Airport?
What’s the top layover airport for flights from San Francisco to San Juan Luis Munoz Marin Intl Airport?
Share of 1-stop round-trip flights from San Francisco to San Juan Luis Munoz Marin Intl Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.
Houston (IAH) – chosen by Cheapflights users on 71% of 1-stop itineraries from San Francisco to San Juan Luis Munoz Marin Intl Airport on Cheapflights.
What’s the cheapest layover airport for flights from San Francisco to San Juan Luis Munoz Marin Intl Airport?
Average round-trip fare for 1-stop flights from San Francisco to San Juan Luis Munoz Marin Intl Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Orlando (MCO) is the most affordable 1-stop option, with an average round-trip price of $312.
What’s the fastest layover option from San Francisco to San Juan Luis Munoz Marin Intl Airport?
Shortest average travel time for 1-stop one-way flights from San Francisco 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 New York (JFK) have the shortest average one-way travel time for 1-stop routes: 10h 48m.
Which airport typically offers the quickest layover for flights from San Francisco to San Juan Luis Munoz Marin Intl Airport?
Average layover duration for 1-stop one-way flights from San Francisco to San Juan Luis Munoz Marin Intl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via New York (JFK) offer the fastest connection on this route, with an average layover time of 2h 09m.
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 12, 2026.
Read through reviews of airlines operating flights from San Francisco to San Juan Luis Munoz Marin Intl Airport, such as Delta,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from San Francisco 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 12, 2026.
San Francisco and Luis Munoz Marin Intl flights
Browse other San Francisco and Luis Munoz Marin Intl flight options. Last updated on July 12, 2026.
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Top 8 airlines flying from San Francisco to Luis Munoz Marin Intl
Discover the top 8 airlines that operate flights from San Francisco 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 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$129 | Average$389 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$185 | Average$470 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$222 | Average$748 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$313 | Average$484 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$351 | Average$756 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$352 | Average$552 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$369 | Average$589 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$412 | Average$584 | FlexibilityNo cancel fee | On-time63% |