Flights from St Louis Airport STL to Islip Airport ISP

Flights from Lambert-St. Louis International to Long Island Mac Arthur are in low demand virtually all year round so many airliners do not operate flights for this route. There is however one airliner, Sun Country Airlines, who offer a direct flight. The official airport code for Lambert-St. Louis International is STL and for Long Island Mac Arthur it is ISP.

Depending on the day of the week and the time of day you book, flight prices can vary dramatically. If you know the dates you wish to travel then book you flights as soon as you can. The earlier you book your lights the cheaper they will be. You can get saving of up to 50% of you book 2 or 3 months in advance! Flight to Long Island Mac Arthur will get more expensive the nearer you get the departure date, so it’s advisable to book in advance if it is possible.

On arriving at Long Island Mac Arthur please note the time difference, the time zone at Long Island Mac Arthur is 5.0 GMT compared to 6.0 GMT at Lambert-St. Louis International.