Frontier Airlines flights from PHL to SJU
Find comprehensive Frontier Airlines flight information, schedules, and booking details for direct flights from PHL to SJU. Frontier Airlines operates 5-6 flights daily flights on this route.• Flight Duration: 3h 40m - 4h 05m (average flight time)• Distance: 1588 miles (2555 km) (air miles between airports)• Daily Flights: 5-6 flights (scheduled departures per day)
PHL
SJU
FLIGHT TIME
3h 40m - 4h 05m
FLIGHT DISTANCE
1588 miles (2555 km)
3h 47m - 3h 47m
06:40
20:08
1588 miles (2555 km)
April
1 (Show)
26
Frontier Airlines Flight Schedule from PHL to SJU
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
F91016 |  Frontier Airlines | 06:40 | 11:27:00 | Airbus A321neo |
F94462 | Frontier Airlines | 20:08 | 00:55:00 | Airbus A321neo |
Frontier Airlines Monthly Flight Calendar
December 2025
Route Insights
Duration variability: Flight duration on this route can vary based on aircraft type, wind conditions, and airline scheduling. Average duration is 3h 40m - 4h 05m.
Pricing patterns: April typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 6:00, 20:00, offering more flight options and potentially better connections.
PHL - SJU flight price statistics
$238
ApproximateThe numbers are average prices found based on user searches for direct flights between the airports. It's calculated from the cheapest prices found per month for a round-trip with 1 adult and can vary depending on the amount of data we have for this particular route.
$117
Jan$235
Feb$168
Mar$113
Apr$362
May$226
Jun$236
Jul$195
Aug$196
Sep$244
Oct$410
Nov$354
DecFrontier Airlines Terminal Information
Terminal information for Frontier Airlines on this route is currently being updated. Please check back soon or contact the airports directly for terminal details.
Frequently Asked Questions about Frontier Airlines Flights
How many Frontier Airlines flights operate from PHL to SJU?
Frontier Airlines operates 2 flights from PHL to SJU.
What city does SJU airport serve?
SJU airport serves San Juan.
How long is the Frontier Airlines flight from PHL to SJU?
The flight duration is approximately 3h 40m - 4h 05m.
What is the distance from PHL to SJU?
The distance is 1588 miles (2555 km).
What aircraft does Frontier Airlines use on this route?
Frontier Airlines uses Airbus A321neo on this route.
Which other airlines operate on this route?
2 other airlines operate on this route: Spirit Airlines, American Airlines.
What are the earliest and latest Frontier Airlines flight departure times?
The earliest Frontier Airlines flight departs at 06:40 and the latest departs at 20:08.
What is the cheapest month to fly Frontier Airlines from PHL to SJU?
April is typically the cheapest month to fly Frontier Airlines on this route.
What is the average price for a Frontier Airlines flight from PHL to SJU?
The average price for a round-trip Frontier Airlines flight on this route is approximately $238. Prices can vary based on booking time and demand.
How many Frontier Airlines flights operate per week on this route?
Frontier Airlines operates approximately 26 flights per week from PHL to SJU.