$139+ 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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — SJU
Aug 26 — Sep 21
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 51 days in advance, depart on a Monday or Tuesday and return on a Monday
Cheap flight deals from LaGuardia to San Juan
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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 July 27, 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 July 27, 2026.
This American Airlines deal was found by Cheapflights users on 7/24. 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 8/291:00 pm
LGA
- SJU
1 stop8h 55m
American Airlines
Wed 9/21:38 pm
SJU
- LGA
1 stop10h 05m
American Airlines
Deal found 7/24![American Airlines logo]()
$276
This American Airlines deal was found by Cheapflights users on 7/22. 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 8/265:00 pm
LGA
- SJU
1 stop6h 59m
American Airlines
Tue 9/16:00 am
SJU
- LGA
1 stop7h 00m
American Airlines
Deal found 7/22![American Airlines logo]()
$281
This United Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:00 am
LGA
- SJU
1 stop6h 34m
United Airlines
Mon 10/194:55 pm
SJU
- LGA
1 stop6h 35m
United Airlines
Deal found 7/23![United Airlines logo]()
$284
This United Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/299:05 am
LGA
- SJU
2 stops12h 17m
United Airlines
Mon 11/28:05 am
SJU
- LGA
1 stop7h 10m
United Airlines
Deal found 7/24![United Airlines logo]()
$286
This deal was found by Cheapflights users on 7/23. 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.
Sun 10/186:00 am
LGA
- SJU
1 stop9h 01m
American Airlines
Thu 10/293:51 pm
SJU
- LGA
1 stop7h 53m
American Airlines
Deal found 7/23![American Airlines logo]()
$287
This Frontier deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/512:41 pm
LGA
- SJU
Nonstop4h 17m
Frontier
Wed 12/94:13 pm
SJU
- LGA
1 stop7h 53m
Frontier
Deal found 7/26![Frontier logo]()
$292
This American Airlines deal was found by Cheapflights users on 7/24. 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 8/259:20 am
LGA
- SJU
1 stop9h 13m
American Airlines
Tue 9/110:33 am
SJU
- LGA
1 stop6h 55m
American Airlines
Deal found 7/24![American Airlines logo]()
$293
This United Airlines deal was found by Cheapflights users on 7/25. 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.
Sun 10/256:05 am
LGA
- SJU
1 stop8h 35m
United Airlines
Thu 10/297:05 am
SJU
- LGA
2 stops12h 14m
United Airlines
Deal found 7/25![United Airlines logo]()
$294
This Frontier deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/512:41 pm
LGA
- SJU
Nonstop4h 17m
Frontier
Sat 12/128:25 am
SJU
- LGA
Nonstop4h 32m
Frontier
Deal found 7/22![Frontier logo]()
$295
This United Airlines deal was found by Cheapflights users on 7/24. 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 10/236:00 am
LGA
- SJU
1 stop6h 34m
United Airlines
Fri 10/307:05 am
SJU
- LGA
2 stops12h 14m
United Airlines
Deal found 7/24![United Airlines logo]()
$296
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/286:10 am
LGA
- SJU
2 stops14h 28m
United Airlines
Tue 9/17:00 am
SJU
- LGA
1 stop9h 45m
United Airlines
Deal found 7/22![United Airlines logo]()
$297
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 July 27, 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 July 27, 2026.
This United Airlines deal was found by Cheapflights users on 7/22. 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.
Sun 9/610:11 am
LGA
- SJU
1 stop10h 27m
United Airlines
Tue 9/227:00 am
SJU
- LGA
2 stops14h 25m
United Airlines
Deal found 7/22![United Airlines logo]()
$311
This Southwest deal was found by Cheapflights users on 7/24. 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 9/2412:00 pm
LGA
- SJU
2 stops11h 55m
Southwest
Mon 9/285:00 am
SJU
- LGA
2 stops11h 20m
Southwest
Deal found 7/24![Southwest logo]()
$388
This United Airlines deal was found by Cheapflights users on 7/22. 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 11/32:32 pm
LGA
- SJU
1 stop6h 50m
United Airlines
Mon 11/98:05 am
SJU
- LGA
2 stops11h 06m
United Airlines
Deal found 7/22![United Airlines logo]()
$326
This United Airlines deal was found by Cheapflights users on 7/23. 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 11/411:00 am
LGA
- SJU
1 stop9h 00m
United Airlines
Tue 11/108:25 am
SJU
- LGA
2 stops11h 07m
United Airlines
Deal found 7/23![United Airlines logo]()
$326
This Southwest deal was found by Cheapflights users on 7/23. 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 9/59:40 am
LGA
- SJU
2 stops12h 20m
Southwest
Wed 9/98:20 am
SJU
- LGA
2 stops10h 30m
Southwest
Deal found 7/23![Southwest logo]()
$407
This Southwest deal was found by Cheapflights users on 7/24. 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 11/41:05 pm
LGA
- SJU
2 stops10h 40m
Southwest
Sun 11/155:35 am
SJU
- LGA
2 stops10h 45m
Southwest
Deal found 7/24![Southwest logo]()
$410
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/286:10 am
LGA
- SJU
2 stops14h 28m
United Airlines
Tue 9/17:00 am
SJU
- LGA
2 stops16h 10m
United Airlines
Deal found 7/22![United Airlines logo]()
$376
This Southwest deal was found by Cheapflights users on 7/25. 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 9/1812:00 pm
LGA
- SJU
2 stops11h 55m
Southwest
Mon 9/2110:00 am
SJU
- LGA
2 stops10h 20m
Southwest
Deal found 7/25![Southwest logo]()
$411
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/2010:11 am
LGA
- SJU
1 stop10h 27m
United Airlines
Wed 8/267:00 am
SJU
- LGA
2 stops13h 25m
United Airlines
Deal found 7/23![United Airlines logo]()
$394
This Southwest deal was found by Cheapflights users on 7/26. 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 8/187:05 am
LGA
- SJU
2 stops11h 05m
Southwest
Tue 8/258:20 am
SJU
- LGA
2 stops10h 30m
Southwest
Deal found 7/26![Southwest logo]()
$443
This United Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:00 am
LGA
- SJU
1 stop8h 44m
United Airlines
Sun 11/18:25 am
SJU
- LGA
1 stop9h 50m
United Airlines
Deal found 7/25![United Airlines logo]()
$431
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/286:10 am
LGA
- SJU
2 stops14h 28m
United Airlines
Mon 8/314:55 pm
SJU
- LGA
1 stop6h 35m
United Airlines
Deal found 7/22![United Airlines logo]()
$460
Last-minute flights from LaGuardia to San JuanDiscover last-minute flight deals from LaGuardia to San Juan. Data last updated July 27, 2026 and is based on user searches.
Discover last-minute flight deals from LaGuardia to San Juan. Data last updated July 27, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/196:10 am
LGA
- SJU
2 stops14h 28m
United Airlines
Wed 8/267:00 am
SJU
- LGA
1 stop9h 45m
United Airlines
Deal found 7/22![United Airlines logo]()
$306
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/1910:11 am
LGA
- SJU
1 stop10h 27m
United Airlines
Thu 8/274:55 pm
SJU
- LGA
1 stop6h 35m
United Airlines
Deal found 7/22![United Airlines logo]()
$316
This United Airlines deal was found by Cheapflights users on 7/25. 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 8/2110:11 am
LGA
- SJU
1 stop10h 27m
United Airlines
Wed 9/27:00 am
SJU
- LGA
1 stop12h 25m
United Airlines
Deal found 7/25![United Airlines logo]()
$307
This United Airlines deal was found by Cheapflights users on 7/26. 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.
Sun 8/236:10 am
LGA
- SJU
1 stop8h 34m
United Airlines
Fri 9/114:55 pm
SJU
- LGA
1 stop6h 35m
United Airlines
Deal found 7/26![United Airlines logo]()
$296
This American Airlines deal was found by Cheapflights users on 7/24. 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 8/259:20 am
LGA
- SJU
1 stop9h 13m
American Airlines
Tue 9/110:33 am
SJU
- LGA
1 stop6h 55m
American Airlines
Deal found 7/24![American Airlines logo]()
$293
This American Airlines deal was found by Cheapflights users on 7/22. 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 8/265:00 pm
LGA
- SJU
1 stop6h 59m
American Airlines
Tue 9/16:00 am
SJU
- LGA
1 stop7h 00m
American Airlines
Deal found 7/22![American Airlines logo]()
$281
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/286:10 am
LGA
- SJU
2 stops14h 28m
United Airlines
Tue 9/17:00 am
SJU
- LGA
1 stop9h 45m
United Airlines
Deal found 7/22![United Airlines logo]()
$297
This American Airlines deal was found by Cheapflights users on 7/26. 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
LGA
- SJU
1 stop6h 59m
American Airlines
Sat 9/53:28 pm
SJU
- LGA
1 stop8h 15m
American Airlines
Deal found 7/26![American Airlines logo]()
$301
This American Airlines deal was found by Cheapflights users on 7/24. 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 8/291:00 pm
LGA
- SJU
1 stop8h 55m
American Airlines
Wed 9/21:38 pm
SJU
- LGA
1 stop10h 05m
American Airlines
Deal found 7/24![American Airlines logo]()
$276
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/298:05 am
LGA
- SJU
2 stops12h 33m
United Airlines
Tue 9/17:00 am
SJU
- LGA
1 stop9h 45m
United Airlines
Deal found 7/22![United Airlines logo]()
$286
This American Airlines deal was found by Cheapflights users on 7/24. 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 8/306:00 am
LGA
- SJU
1 stop8h 53m
American Airlines
Sat 9/53:28 pm
SJU
- LGA
1 stop8h 15m
American Airlines
Deal found 7/24![American Airlines logo]()
$311
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 July 27, 2026.
Search for one-way flight options from LaGuardia to San Juan. Find affordable one-way fares based on user searches. Data last updated July 27, 2026.
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Sun 9/136:00 am
LGA
- SJU
2 stops14h 38m
United Airlines
Deal found 7/24![United Airlines logo]()
$139
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:00 am
LGA
- SJU
2 stops14h 38m
United Airlines
Deal found 7/22![United Airlines logo]()
$141
This United Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:10 am
LGA
- SJU
2 stops13h 12m
United Airlines
Deal found 7/24![United Airlines logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 11/168:24 pm
LGA
- SJU
1 stop21h 12m
Frontier
Deal found 7/23![Frontier logo]()
$145
This American Airlines deal was found by Cheapflights users on 7/25. 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
LGA
- SJU
1 stop6h 51m
American Airlines
Deal found 7/25![American Airlines logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 11/98:24 pm
LGA
- SJU
1 stop21h 12m
Frontier
Deal found 7/23![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/318:29 pm
LGA
- SJU
1 stop20h 20m
Frontier
Deal found 7/22![Frontier logo]()
$150
This United Airlines deal was found by Cheapflights users on 7/24. 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 10/236:00 am
LGA
- SJU
2 stops14h 38m
United Airlines
Deal found 7/24![United Airlines logo]()
$152
This American Airlines deal was found by Cheapflights users on 7/26. 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 8/296:55 am
LGA
- SJU
1 stop7h 56m
American Airlines
Deal found 7/26![American Airlines logo]()
$153
This United Airlines deal was found by Cheapflights users on 7/23. 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
LGA
- SJU
2 stops14h 38m
United Airlines
Deal found 7/23![United Airlines logo]()
$155
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 July 27, 2026.
Round-trip from | $276 (American Airlines) |
|---|---|
One-way from | $139 (United Airlines) |
Popular in | December |
Cheapest in | September |
Average price | $465 |
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 July 27, 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 - SJU
LGASJU
New York LaGuardia
Sun 9/6
10:11 am-8:38 pm
1 stop10h 27m
San Juan Luis Munoz Marin Intl
Tue 9/22
7:00 am-9:25 pm
2 stops14h 25m
$311
Quickest round-trip
New YorkSan Juan
LGA - SJU
LGASJU
New York LaGuardia
Tue 11/3
2:32 pm-10:22 pm
1 stop6h 50m
San Juan Luis Munoz Marin Intl
Mon 11/9
8:05 am-6:11 pm
2 stops11h 06m
$326
New YorkSan Juan
LGA - SJU
LGASJU
New York LaGuardia
Wed 11/4
11:00 am-9:00 pm
1 stop9h 00m
San Juan Luis Munoz Marin Intl
Tue 11/10
8:25 am-6:32 pm
2 stops11h 07m
$326
New YorkSan Juan
LGA - SJU
LGASJU
New York LaGuardia
Fri 8/28
6:10 am-8:38 pm
2 stops14h 28m
San Juan Luis Munoz Marin Intl
Tue 9/1
7:00 am-11:10 pm
2 stops16h 10m
$376
New YorkSan Juan
LGA - SJU
LGASJU
New York LaGuardia
Thu 9/24
12:00 pm-11:55 pm
2 stops11h 55m
San Juan Luis Munoz Marin Intl
Mon 9/28
5:00 am-4:20 pm
2 stops11h 20m
$388
New YorkSan Juan
LGA - SJU
LGASJU
New York LaGuardia
Thu 8/20
10:11 am-8:38 pm
1 stop10h 27m
San Juan Luis Munoz Marin Intl
Wed 8/26
7:00 am-8:25 pm
2 stops13h 25m
$394
New YorkSan Juan
LGA - SJU
LGASJU
New York LaGuardia
Sat 9/5
9:40 am-10:00 pm
2 stops12h 20m
San Juan Luis Munoz Marin Intl
Wed 9/9
8:20 am-6:50 pm
2 stops10h 30m
$407
New YorkSan Juan
LGA - SJU
LGASJU
New York LaGuardia
Wed 11/4
1:05 pm-12:45 am
2 stops10h 40m
San Juan Luis Munoz Marin Intl
Sun 11/15
5:35 am-3:20 pm
2 stops10h 45m
$410
New YorkSan Juan
LGA - SJU
LGASJU
New York LaGuardia
Fri 9/18
12:00 pm-11:55 pm
2 stops11h 55m
San Juan Luis Munoz Marin Intl
Mon 9/21
10:00 am-8:20 pm
2 stops10h 20m
$411
New YorkSan Juan
LGA - SJU
LGASJU
New York LaGuardia
Mon 10/19
6:00 am-2:44 pm
1 stop8h 44m
San Juan Luis Munoz Marin Intl
Sun 11/1
8:25 am-5:15 pm
1 stop9h 50m
$431
Showing 1-10 of 24 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 $278 and $518 in August.The cheapest round-trip price found within the last 5 days was $276 on American Airlines (Aug 29-Sep 2).
How often are flights from New York to San Juan delayed?
About 44% of weekly flights between New York and San Juan have experienced delays in the past year, with the average delay time being 119 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?
Tuesday 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 47% of flights being delayed.
How far ahead should I book a flight from New York LaGuardia Airport to San Juan?
Booking 48 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 July 27, 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.
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Food
7.2
Overall
7.8
Reviews
1 / 20
6.0
GoodMoishe,Oct 2024
LGA - DEN
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Food
7.2
Overall
7.8
Reviews
1 / 20
6.0
GoodMoishe,Oct 2024
LGA - DEN
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Food
7.2
Overall
7.8
Reviews
1 / 20
6.0
GoodMoishe,Oct 2024
LGA - DEN
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Food
7.2
Overall
7.8
Reviews
1 / 20
6.0
GoodMoishe,Oct 2024
LGA - DEN
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Food
7.2
Overall
7.8
Reviews
1 / 20
6.0
GoodMoishe,Oct 2024
LGA - DEN
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Food
7.2
Overall
7.8
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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Alternative routes for LaGuardia to San Juan
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Complete your trip
Complete your trip to San Juan by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from LaGuardia to San Juan by cabin class
Find flights from LaGuardia to San Juan, based on your preferred cabin class, be it economy, premium economy, business, or first class.
LaGuardia and San Juan flights
Browse other LaGuardia and San Juan flight options. Last updated on July 27, 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 July 27, 2026.
Popular flight searches
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 July 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$144 | Average$396 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$153 | Average$296 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$187 | Average$336 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$248 | Average$424 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$261 | Average$395 | FlexibilityNo cancel fee | On-time71% |