$135+ Cheap flights from LaGuardia, NY (LGA) to San Juan
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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — SJU
Sep 8 — Sep 151
Round-trip
1 adult, Economy
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Find cheap flights from LaGuardia to San Juan 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from New York LaGuardia to San Juan are usually found in September or November, booked 30 days in advance, depart on a Monday or Tuesday and return on a Monday
Cheap flight deals from LaGuardia to San Juan
Cheapest
Best
Last-minute
One-way
Cheapest flights from LaGuardia to San JuanExplore the most affordable flight options available from LaGuardia to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 9, 2026.
Explore the most affordable flight options available from LaGuardia to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 9, 2026.
This Jetabroad 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/23:55 pm -
1 stop7h 25m
Tue 9/1511:15 am -
1 stop8h 44m
Deal found 8/5![JetBlue logo]()
$263
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.
Tue 9/16:00 am -
1 stop8h 38m
Thu 9/310:33 am -
1 stop8h 01m
Deal found 8/7![American Airlines logo]()
$266
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 9/89:20 am -
1 stop6h 51m
Sat 9/1211:51 am -
1 stop6h 38m
Deal found 8/6![American Airlines logo]()
$267
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:00 am -
1 stop8h 06m
Sat 12/58:25 am -
Nonstop4h 32m
Deal found 8/7![Frontier logo]()
$268
This Jetabroad deal was found by Cheapflights users on 8/8. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:29 am -
1 stop7h 58m
Sat 10/34:29 pm -
1 stop6h 40m
Deal found 8/8![JetBlue logo]()
$269
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 9/29:20 am -
1 stop9h 13m
Sat 9/51:38 pm -
1 stop10h 05m
Deal found 8/4![American Airlines logo]()
$271
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.
Sun 8/3010:00 am -
1 stop8h 33m
Tue 9/810:33 am -
1 stop10h 55m
Deal found 8/4![American Airlines logo]()
$276
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.
Thu 10/297:29 pm -
1 stop14h 17m
Fri 11/64:45 pm -
1 stop7h 59m
Deal found 8/4![American Airlines logo]()
$277
This Fareboom 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:00 am -
1 stop8h 06m
Sat 12/128:25 am -
Nonstop4h 32m
Deal found 8/7![Frontier logo]()
$280
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 8/296:00 am -
1 stop8h 51m
Tue 9/16:00 am -
1 stop9h 30m
Deal found 8/4![American Airlines logo]()
$281
This American Airlines deal was found by Cheapflights users on 8/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:59 am -
1 stop7h 41m
Sun 9/202:58 pm -
1 stop8h 51m
Deal found 8/9![American Airlines logo]()
$282
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 8/269:20 am -
1 stop6h 51m
Tue 9/11:38 pm -
1 stop7h 50m
Deal found 8/5![American Airlines logo]()
$286
Best flights from LaGuardia to San JuanDiscover carefully curated flight deals from LaGuardia to San Juan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 9, 2026.
Discover carefully curated flight deals from LaGuardia to San Juan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 9, 2026.
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.
Wed 9/308:10 am -
2 stops12h 28m
Sun 10/47:00 am -
1 stop12h 19m
Deal found 8/6![United Airlines logo]()
$336
This Southwest deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:35 am -
2 stops11h 30m
Mon 9/215:00 am -
2 stops10h 55m
Deal found 8/8![Southwest logo]()
$446
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.
Tue 11/311:20 am -
1 stop8h 40m
Mon 11/98:05 am -
2 stops12h 14m
Deal found 8/7![United Airlines logo]()
$336
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.
Wed 9/168:05 am -
2 stops12h 33m
Wed 9/237:00 am -
2 stops12h 25m
Deal found 8/7![United Airlines logo]()
$363
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.
Fri 8/2810:11 am -
1 stop10h 27m
Wed 9/27:00 am -
2 stops13h 25m
Deal found 8/4![United Airlines logo]()
$369
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/911:25 am -
2 stops10h 40m
Sun 9/135:00 am -
2 stops10h 15m
Deal found 8/6![Southwest logo]()
$463
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:00 pm -
2 stops11h 55m
Thu 9/106:30 am -
2 stops9h 50m
Deal found 8/4![Southwest logo]()
$496
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.
Tue 9/16:10 am -
2 stops14h 28m
Fri 9/44:55 pm -
1 stop6h 35m
Deal found 8/6![United Airlines logo]()
$420
This United Airlines deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1710:11 am -
1 stop10h 27m
Fri 8/214:55 pm -
1 stop6h 35m
Deal found 8/8![United Airlines logo]()
$422
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.
Sat 9/510:11 am -
1 stop10h 27m
Sat 9/127:00 am -
1 stop12h 02m
Deal found 8/5![United Airlines logo]()
$426
This United Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:00 am -
2 stops14h 38m
Sun 10/184:55 pm -
1 stop6h 35m
Deal found 8/9![United Airlines logo]()
$457
This United Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1410:11 am -
1 stop10h 27m
Wed 9/27:00 am -
1 stop12h 25m
Deal found 8/9![United Airlines logo]()
$486
Last-minute flights from LaGuardia to San JuanDiscover last-minute flight deals from LaGuardia to San Juan. Data last updated August 9, 2026 and is based on user searches.
Discover last-minute flight deals from LaGuardia to San Juan. Data last updated August 9, 2026 and is based on user searches.
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 8/269:20 am -
1 stop6h 51m
Tue 9/11:38 pm -
1 stop7h 50m
Deal found 8/5![American Airlines logo]()
$286
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.
Fri 8/285:00 pm -
1 stop6h 59m
Tue 9/17:30 am -
1 stop10h 00m
Deal found 8/6![American Airlines logo]()
$287
This Jetabroad 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2812:00 pm -
1 stop8h 27m
Wed 9/1611:15 am -
1 stop8h 44m
Deal found 8/6![JetBlue logo]()
$289
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 8/296:00 am -
1 stop8h 51m
Tue 9/16:00 am -
1 stop9h 30m
Deal found 8/4![American Airlines logo]()
$281
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.
Sun 8/3010:00 am -
1 stop8h 33m
Tue 9/810:33 am -
1 stop10h 55m
Deal found 8/4![American Airlines logo]()
$276
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.
Tue 9/16:00 am -
1 stop8h 38m
Thu 9/310:33 am -
1 stop8h 01m
Deal found 8/7![American Airlines logo]()
$266
This Jetabroad 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/23:55 pm -
1 stop7h 25m
Tue 9/1511:15 am -
1 stop8h 44m
Deal found 8/5![JetBlue logo]()
$263
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 9/29:20 am -
1 stop9h 13m
Sat 9/51:38 pm -
1 stop10h 05m
Deal found 8/4![American Airlines logo]()
$271
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 9/89:20 am -
1 stop6h 51m
Sat 9/1211:51 am -
1 stop6h 38m
Deal found 8/6![American Airlines logo]()
$267
This American Airlines deal was found by Cheapflights users on 8/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:59 am -
1 stop7h 41m
Sun 9/202:58 pm -
1 stop8h 51m
Deal found 8/9![American Airlines logo]()
$282
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.
Thu 9/177:00 am -
1 stop13h 47m
Sun 9/206:00 am -
1 stop6h 59m
Deal found 8/6![American Airlines logo]()
$277
This Jetabroad deal was found by Cheapflights users on 8/8. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:29 am -
1 stop7h 58m
Sat 10/34:29 pm -
1 stop6h 40m
Deal found 8/8![JetBlue logo]()
$269
One-way flights from LaGuardia to San JuanSearch for one-way flight options from LaGuardia to San Juan. Find affordable one-way fares based on user searches. Data last updated August 9, 2026.
Search for one-way flight options from LaGuardia to San Juan. Find affordable one-way fares based on user searches. Data last updated August 9, 2026.
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.
Fri 9/114:55 pm -
2 stops24h 08m
Deal found 8/7![Frontier logo]()
$135
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 10/54:55 pm -
2 stops22h 22m
Deal found 8/6![Frontier logo]()
$142
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.
Tue 9/87:00 am -
1 stop7h 38m
Deal found 8/5![American Airlines logo]()
$143
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 10/2610:00 pm -
2 stops25h 38m
Deal found 8/6![Frontier logo]()
$144
This Jetabroad deal was found by Cheapflights users on 8/8. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:29 am -
1 stop7h 58m
Deal found 8/8![JetBlue logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 8/8. 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.
Thu 10/1510:00 pm -
2 stops25h 38m
Deal found 8/8![Frontier logo]()
$147
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 9/810:00 pm -
2 stops17h 17m
Deal found 8/6![Frontier logo]()
$148
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 11/310:00 pm -
2 stops25h 38m
Deal found 8/7![Frontier logo]()
$149
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1110:00 pm -
2 stops25h 38m
Deal found 8/4![Frontier logo]()
$150
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 9/14:55 pm -
2 stops23h 16m
Deal found 8/7![Frontier logo]()
$152
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.
Sun 9/67:44 am -
2 stops10h 49m
Deal found 8/7![American Airlines logo]()
$153
Find flight deals from LaGuardia to San Juan
Discover tips and strategies to find the most affordable flight options for your journey from LaGuardia (LGA) to San Juan (PR1). 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 August 9, 2026.
Round-trip from | $263 (Jetabroad) |
|---|---|
One-way from | $135 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $386 |
Cheapflights Fare Finder
Customize your flight search to find flights from LaGuardia to San Juan 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 9, 2026.
Use the filters below to find and compare flights from New York LaGuardia Airport to San Juan that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
New YorkSan Juan
LGA New York LaGuardia - SJU San Juan Luis Munoz Marin Intl
LGASJU
New York LaGuardia
Wed 9/30
8:10 am-8:38 pm
2 stops12h 28m
San Juan Luis Munoz Marin Intl
Sun 10/4
7:00 am-7:19 pm
1 stop12h 19m
$336
New YorkSan Juan
LGA New York LaGuardia - SJU San Juan Luis Munoz Marin Intl
LGASJU
New York LaGuardia
Tue 11/3
11:20 am-9:00 pm
1 stop8h 40m
San Juan Luis Munoz Marin Intl
Mon 11/9
8:05 am-7:19 pm
2 stops12h 14m
$336
New YorkSan Juan
LGA New York LaGuardia - SJU San Juan Luis Munoz Marin Intl
LGASJU
New York LaGuardia
Wed 9/16
8:05 am-8:38 pm
2 stops12h 33m
San Juan Luis Munoz Marin Intl
Wed 9/23
7:00 am-7:25 pm
2 stops12h 25m
$363
New YorkSan Juan
LGA New York LaGuardia - SJU San Juan Luis Munoz Marin Intl
LGASJU
New York LaGuardia
Fri 8/28
10:11 am-8:38 pm
1 stop10h 27m
San Juan Luis Munoz Marin Intl
Wed 9/2
7:00 am-8:25 pm
2 stops13h 25m
$369
New YorkSan Juan
LGA New York LaGuardia - SJU San Juan Luis Munoz Marin Intl
LGASJU
New York LaGuardia
Tue 9/1
6:10 am-8:38 pm
2 stops14h 28m
San Juan Luis Munoz Marin Intl
Fri 9/4
4:55 pm-11:30 pm
1 stop6h 35m
$420
Quickest round-trip
New YorkSan Juan
LGA New York LaGuardia - SJU San Juan Luis Munoz Marin Intl
LGASJU
New York LaGuardia
Mon 8/17
10:11 am-8:38 pm
1 stop10h 27m
San Juan Luis Munoz Marin Intl
Fri 8/21
4:55 pm-11:30 pm
1 stop6h 35m
$422
New YorkSan Juan
LGA New York LaGuardia - SJU San Juan Luis Munoz Marin Intl
LGASJU
New York LaGuardia
Sat 9/5
10:11 am-8:38 pm
1 stop10h 27m
San Juan Luis Munoz Marin Intl
Sat 9/12
7:00 am-7:02 pm
1 stop12h 02m
$426
New YorkSan Juan
LGA New York LaGuardia - SJU San Juan Luis Munoz Marin Intl
LGASJU
New York LaGuardia
Thu 9/10
8:35 am-8:05 pm
2 stops11h 30m
San Juan Luis Munoz Marin Intl
Mon 9/21
5:00 am-3:55 pm
2 stops10h 55m
$446
New YorkSan Juan
LGA New York LaGuardia - SJU San Juan Luis Munoz Marin Intl
LGASJU
New York LaGuardia
Wed 10/14
6:00 am-8:38 pm
2 stops14h 38m
San Juan Luis Munoz Marin Intl
Sun 10/18
4:55 pm-11:30 pm
1 stop6h 35m
$457
New YorkSan Juan
LGA New York LaGuardia - SJU San Juan Luis Munoz Marin Intl
LGASJU
New York LaGuardia
Wed 9/9
11:25 am-10:05 pm
2 stops10h 40m
San Juan Luis Munoz Marin Intl
Sun 9/13
5:00 am-3:15 pm
2 stops10h 15m
$463
Showing 1-10 of 22 resultsSorted by cheapest first
Best time to book a flight from LaGuardia to San Juan
Have a flexible travel schedule? Discover the best time to fly to San Juan from LaGuardia with our price prediction graph.
LGA-PR1
LGA-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 New York LaGuardia Airport to San Juan
LGA-PR1
LGA-SJU
What is the cheapest month to book a flight from New York LaGuardia Airport to San Juan?
Currently, September is the cheapest month in which you can book a flight from New York LaGuardia Airport to San Juan (average of $256). Flying from New York LaGuardia Airport to San Juan in December is currently the most expensive (average of $556). 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 New York LaGuardia Airport to San Juan?
Airfare is below average for this route at the moment.
New York LaGuardia Airport to San Juan flights typically cost between $316 and $518 in September.The cheapest round-trip price found within the last 5 days was $263 on JetBlue (Sep 2-Sep 15).
How often are flights from New York to San Juan delayed?
About 40% of weekly flights between New York and San Juan have experienced delays in the past year, with the average delay time being 113 minutes.
What is the most punctual flight time for New York to San Juan flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Monday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on New York to San Juan flights?
Over the last year, Frontier have had the lowest number of delays on this route, with just 44% of flights being delayed.
How far ahead should I book a flight from New York LaGuardia Airport to San Juan?
Booking 82 days in advance of your planned departure date is, on average, the best time to get cheap flights from New York LaGuardia Airport to San Juan. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing San Juan
Get insights into the airlines that provide service to San Juan. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Juan. Reviews last updated August 9, 2026.
See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from New York LaGuardia Airport to San Juan have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Overall
7.8
Entertainment
7.8
Boarding
8.1
Comfort
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodMoishe,Oct 2024
LGA - DEN
Crew
8.5
Overall
7.8
Entertainment
7.8
Boarding
8.1
Comfort
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodMoishe,Oct 2024
LGA - DEN
Crew
8.5
Overall
7.8
Entertainment
7.8
Boarding
8.1
Comfort
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodMoishe,Oct 2024
LGA - DEN
Crew
8.5
Overall
7.8
Entertainment
7.8
Boarding
8.1
Comfort
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodMoishe,Oct 2024
LGA - DEN
Crew
8.5
Overall
7.8
Entertainment
7.8
Boarding
8.1
Comfort
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodMoishe,Oct 2024
LGA - DEN
Crew
8.5
Overall
7.8
Entertainment
7.8
Boarding
8.1
Comfort
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodMoishe,Oct 2024
LGA - DEN
Related info for your journey
Find useful and relevant information for your journey from LaGuardia to San Juan. 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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LaGuardia and San Juan flights
Browse other LaGuardia and San Juan flight options. Last updated on August 9, 2026.
Other flights from LaGuardia
Browse through other flights departing from LaGuardia. Flights are based on user searches made on Cheapflights and were last updated on August 9, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from LaGuardia to San Juan
Discover the top 5 airlines that operate flights from LaGuardia to San Juan. 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 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$144 | Average$395 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$160 | Average$297 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$187 | Average$339 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$246 | Average$386 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$248 | Average$424 | FlexibilityNo cancel fee | On-timeN/A |