Cheap flights from Islip, NY to Grand Rapids, MI

Flights starting at $115. Choose between Frontier Airlines, Spirit Airlines, or Allegiant Air to find the best price.

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The most popular airlines for this route are Frontier Airlines, Spirit Airlines, Allegiant Air, JetBlue Airways, and BREEZE. Islip and Grand Rapids have 29 direct flights per week.

Check-in for a flight from Islip to Grand Rapids

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight
Allegiant AirAAYG4NoOpens 24 days before flight
Closes 1 hours before flight
JetBlue AirwaysJBUB6NoOpens 24 days before flight
Closes 2 hours before flight
BREEZE MXNoNo

Weather in Grand Rapids

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January-1°C-7°C
February0°C-7°C
March6°C-2°C
April12°C3°C
May19°C9°C
June24°C14°C
July26°C17°C
August26°C16°C
September22°C12°C
October15°C7°C
November7°C1°C
December2°C-2°C
Hottest Month
26°C
July
Coldest month
-7°C
January
Sunny days
250
days per year
Snow days
21
days per year

14 day forecast

Friday
22 Mar
77%
0°C-4°C
29 Mar
81%
13°C3°C
Saturday
23 Mar
84%
0°C-9°C
30 Mar
80%
6°C-1°C
Sunday
24 Mar
1°C-9°C
31 Mar
6°C-2°C
Monday
25 Mar
10°C-1°C
1 Apr
9°C-3°C
Tuesday
26 Mar
85%
10°C4°C
2 Apr
87%
12°C3°C
Wednesday
27 Mar
52%
3°C-1°C
3 Apr
82%
3°C0°C
Thursday
28 Mar
9°C-2°C
4 Apr
3°C-2°C

Frequently asked questions

What are the most popular routes to and from Islip?
What are the most popular routes to and from Grand Rapids?
What airports are near Islip?
What airports are near Grand Rapids?
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Islip and Grand Rapids?
What is Virtual Interlining and how do I use it?
Which airlines fly between Islip and Grand Rapids?
When's the best time to travel between Islip and Grand Rapids?
What flights operate between Islip and Grand Rapids?
How many airports are there near Islip?
How many airports are there near Grand Rapids?
What time do nonstop (direct) flights between Islip and Grand Rapids depart?
What time do nonstop (direct) flights between Islip and Grand Rapids arrive?
What time do flights between Islip and Grand Rapids depart?
What time do flights between Islip and Grand Rapids arrive?

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