Popular in | April |
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Cheapest in | November |
Average price | $348 |
Round-trip from | $244 |
Users have found that flying from Islip, New York to San Juan on a Tuesday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.
To save on the cost of your flight from Islip, New York to San Juan, book at least 31 days before your planned departure. Booking around this time can save you about 23% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $325 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $343.
Our data shows that September tends to be the cheapest month to fly to San Juan from Islip, New York. Users have commonly found prices around $323 for the month, but tickets can be as low as $85. Due to multiple factors, prepare for potentially higher prices in December.
A simple way to save on the total cost of your ticket is to fly from Islip, New York to San Juan in the morning. If you’re flexible enough to do this you can expect to save up to 34% on your trip compared to booking a flight in the afternoon.
Fly from
Fly to
Budget
$244 - $559
Route
Depart
Return
Price
Islip Long IslandSan Juan Luis Munoz Marin Intl
ISP - SJU
ISPSJU
Islip Long Island
Thu 8/29
1 stop8h 38m
San Juan Luis Munoz Marin Intl
Tue 9/3
1 stop12h 17m
Islip Long IslandSan Juan Luis Munoz Marin Intl
ISP - SJU
ISPSJU
Islip Long Island
Sun 8/18
1 stop10h 48m
San Juan Luis Munoz Marin Intl
Fri 8/23
1 stop12h 17m
Islip Long IslandSan Juan Luis Munoz Marin Intl
ISP - SJU
ISPSJU
Islip Long Island
Mon 9/23
1 stop17h 40m
San Juan Luis Munoz Marin Intl
Fri 9/27
1 stop22h 05m
Islip Long IslandSan Juan Luis Munoz Marin Intl
ISP - SJU
ISPSJU
Islip Long Island
Thu 7/4
1 stop12h 26m
San Juan Luis Munoz Marin Intl
Fri 7/12
1 stop10h 23m
Islip Long IslandSan Juan Luis Munoz Marin Intl
ISP - SJU
ISPSJU
Islip Long Island
Mon 9/23
1 stop17h 40m
San Juan Luis Munoz Marin Intl
Thu 9/26
1 stop17h 37m
Islip Long IslandSan Juan Luis Munoz Marin Intl
ISP - SJU
ISPSJU
Islip Long Island
Mon 6/24
1 stop9h 17m
San Juan Luis Munoz Marin Intl
Mon 7/1
1 stop9h 25m
Islip Long IslandSan Juan Luis Munoz Marin Intl
ISP - SJU
ISPSJU
Islip Long Island
Mon 7/22
3 stops23h 18m
San Juan Luis Munoz Marin Intl
Sun 7/28
2 stops17h 59m
Islip Long IslandSan Juan Luis Munoz Marin Intl
ISP - SJU
ISPSJU
Islip Long Island
Mon 7/22
3 stops23h 18m
San Juan Luis Munoz Marin Intl
Sun 7/28
3 stops31h 32m
Islip Long IslandSan Juan Luis Munoz Marin Intl
ISP - SJU
ISPSJU
Islip Long Island
Mon 7/22
2 stops21h 47m
San Juan Luis Munoz Marin Intl
Sun 7/28
2 stops17h 59m
SJU Temperature | 77 - 82.4 °F |
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If weather is an important factor for your trip to San Juan, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).
Overall
Boarding
Crew
Entertainment
Food
Comfort
Reviews
Flight was okay aside from 1 extremely unhappy with her life flight attendant and another passenger behind me kicking my seat for 6 hrs.
Overall
Boarding
Crew
Entertainment
Food
Comfort
Reviews
Flight was okay aside from 1 extremely unhappy with her life flight attendant and another passenger behind me kicking my seat for 6 hrs.
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Frontier | Cheapest$170 | Average$268 | FlexibilityNo cancel fee | On-time62% |
Sunday | 1daily flight |
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Monday | 0daily flights |
Tuesday | 0daily flights |
Wednesday | 0daily flights |
Thursday | 0daily flights |
Friday | 0daily flights |
Saturday | 0daily flights |