To save up to 109% on this flight, we recommend booking at least 47 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Islip, New York to Missouri from $448 1-2 weeks out and tickets from $540 for flights departing within the next 72 hours.
Our data shows that September tends to be the cheapest month to fly to Missouri from Islip, New York. Users have commonly found prices around $333 for the month, but tickets can be as low as $119. Due to multiple factors, prepare for potentially higher prices in December.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Islip, New York to Missouri as you normally would.
Fly from
Fly to
Budget
$230 - $315
Route
Depart
Return
Price
Islip Long IslandLambert-St Louis
ISP - STL
ISPSTL
Islip Long Island
Sat 7/27
1 stop16h 37m
Lambert-St Louis
Wed 7/31
1 stop12h 06m
Islip Long IslandLambert-St Louis
ISP - STL
ISPSTL
Islip Long Island
Mon 7/22
1 stop16h 44m
Lambert-St Louis
Mon 7/29
1 stop12h 06m
Islip Long IslandLambert-St Louis
ISP - STL
ISPSTL
Islip Long Island
Thu 6/13
1 stop15h 21m
Lambert-St Louis
Sun 6/16
1 stop10h 56m
Islip Long IslandLambert-St Louis
ISP - STL
ISPSTL
Islip Long Island
Thu 7/4
1 stop11h 13m
Lambert-St Louis
Sun 7/7
1 stop11h 27m
No data available for this route at this time. Please check back soon.
Entertainment
Overall
Boarding
Crew
Comfort
Food
Reviews
I'd thought there would be a complimentary drink atleast.
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