Flight information for Islip, New York to St. Louis
(ISP to STL)
Find info about flight duration, direct flights, and airports for your flight from Islip, New York to St. Louis
| Best Price Found | $197 | The best flight deal from Islip, New York to St. Louis found on momondo in the last 72 hours is $197 |
| Fastest flight time | 4h 02m | The fastest flight from Islip, New York to St. Louis takes 4h 02m |
| Direct flights | None | There are no direct flights from Islip, New York to St. Louis. Popular non-direct route for this connection is Islip Long Island Airport - Lambert-St Louis Airport. |
| Airports in St. Louis | 1 airport | There is 1 airport near St. Louis: Lambert-St Louis (STL) |
How to get the cheapest flight ticket from Islip, New York to St. Louis
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart Islip, New York for St. Louis?
Thursday
The cheapest day of the week is typically Thursday. The most expensive is typically Saturday
When is the cheapest time to fly from Islip, New York to St. Louis?
in the morning
Islip, New York to St. Louis flights are approximately 7% more expensive at noon than in the morning
What is the cheapest airline that flies to St. Louis from Islip, New York?
Frontier
American Airlines and Frontier are the most popular carriers operating from Islip, New York to St. Louis
What is the cheapest Islip, New York to St. Louis flight route?
Islip Long Island - Lambert-St Louis
Fly from Islip Long Island to Lambert-St Louis for the best Islip, New York - St. Louis flight prices
Easily compare round-trip flights from Islip, New York to St. Louis
Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Islip, New York to St. Louis by changing tabs
Find the cheapest one-way flights from Islip, New York to St. Louis
If you're looking for one-way flights from Islip, New York to St. Louis, view some of our deals below provided by American Airlines
Best airlines flying from Islip, New York to St. Louis
Compare and see reviews for airlines that fly from Islip, New York to St. Louis with momondo
Reviews
Not enough leg space, don't like having to pay for a seat assignment or the perception that I have to, a lot of "nickel and dime" on everything, and didn't care for the pushing of credit card.
Reviews
Flight attendant for first class is definitely not a morning person. Oh and the WiFi DID NOT WORK!
Are airlines flying from Islip Long Island to Lambert-St Louis offering flexible cancellation due to COVID-19?
Due to the global impact of COVID-19, some of our airline partners operating flights from Islip Long Island to Lambert-St Louis, such as Frontier and American Airlines may have put in place flexible cancellation policies. Use our site to search for all of the airlines offering this flexibility to you.
How far is Islip Long Island to Lambert-St Louis by plane?
There are 912.8 mi between Islip Long Island and Lambert-St Louis. In terms of flight time, this usually takes a little over 4h 02m.
Can I fly to Lambert-St Louis from Islip Long Island right now?
Most visitors from Islip Long Island need to provide a negative COVID-19 test result and/or quarantine to enter Lambert-St Louis.
COVID-19 testing requirements
Visitors from Islip Long Island must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Lambert-St Louis.
Quarantine requirements
Visitors from Islip Long Island are not required to quarantine after entering Lambert-St Louis.
Can I fly back to Islip Long Island from Lambert-St Louis?
COVID-19 testing requirements
Visitors from Lambert-St Louis must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Islip Long Island.
Quarantine requirements
Visitors from Lambert-St Louis are not required to quarantine after entering Islip Long Island.