Frontier Airlines operates 5 non-stop routes from Islip (ISP), serving 1 country with an average sector length of 1,526 km. This is part of Frontier Airlines's 728-route global network.
Non-stop destinations from Islip on Frontier Airlines
| Destination | IATA | Country | Distance | Duration | Route |
|---|---|---|---|---|---|
| Fort Myers | RSW | USA | 1,771 km | 3h 11m | Route ↗ |
| West Palm Beach | PBI | USA | 1,692 km | 2h 54m | Route ↗ |
| Tampa | TPA | USA | 1,662 km | 3h 5m | Route ↗ |
| Orlando | MCO | USA | 1,562 km | 2h 50m | Route ↗ |
| Myrtle Beach | MYR | USA | 942 km | 1h 58m | Route ↗ |
Destinations by country
Frontier Airlines from other airports
- Denver (DEN) — 55 routes
- Orlando (MCO) — 48 routes
- Atlanta (ATL) — 45 routes
- Dallas (DFW) — 35 routes
- Las Vegas (LAS) — 35 routes
Aircraft assignments
We are currently expanding per-airline aircraft data for every route. Until that ships, you can browse by aircraft type at /by-aircraft.
Frequently asked questions
How many destinations does Frontier Airlines serve from Islip (ISP)?
Frontier Airlines flies to 5 non-stop destinations from Islip (ISP), spanning 1 country.
What is the longest route Frontier Airlines flies from Islip?
The longest non-stop route is ISP → RSW (Fort Myers) at 1,771 km.
Which countries does Frontier Airlines fly to from Islip?
Top destination countries: USA (5).
Does Frontier Airlines operate from other airports?
Yes — Frontier Airlines also operates from Denver (DEN), Orlando (MCO), Atlanta (ATL), Dallas (DFW), Las Vegas (LAS). Total network: 728 routes across the carrier's footprint.