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Cheap flights from Islip (ISP) to Phoenix (PHX)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Islip (ISP) to Phoenix (PHX)

How to find the cheapest flight from Islip (ISP) to Phoenix (PHX)
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How to find the cheapest flight from Islip (ISP) to Phoenix (PHX)
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How to find the cheapest flight from Islip (ISP) to Phoenix (PHX)
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Cheap flights from Islip to Phoenix in November , December 2025

27 Nov - 18 Dec $ 380.00
ISP
Islip
Frontier Airlines
1 STOPS
PHX
Phoenix
PHX
Phoenix
Frontier Airlines
2 STOPS
ISP
Islip
Pick dates
27 Nov - 10 Dec $ 385.00
ISP
Islip
Frontier Airlines
1 STOPS
PHX
Phoenix
PHX
Phoenix
Frontier Airlines
2 STOPS
ISP
Islip
Pick dates
26 Nov - 10 Dec $ 1,179.00
ISP
Islip
BREEZE
2 STOPS
PHX
Phoenix
PHX
Phoenix
BREEZE
2 STOPS
ISP
Islip
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Last minute flights from Islip to Phoenix

27 Nov - 01 Dec $ 582.00
ISP
Islip
Frontier Airlines
2 STOPS
PHX
Phoenix
PHX
Phoenix
Frontier Airlines
2 STOPS
ISP
Islip
Pick dates
27 Nov - 01 Dec $ 628.00
ISP
Islip
Frontier Airlines
1 STOPS
PHX
Phoenix
PHX
Phoenix
Frontier Airlines
2 STOPS
ISP
Islip
Pick dates
28 Nov - 01 Dec $ 628.00
ISP
Islip
Frontier Airlines
2 STOPS
PHX
Phoenix
PHX
Phoenix
Frontier Airlines
2 STOPS
ISP
Islip
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One-way flights to Phoenix from Islip

6:00 AM - 9:52 PM
Frontier Airlines
2 Stops
20h 31m
ISP - PHX
$ 203
Kiwi
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10:02 AM - 8:11 PM
Frontier Airlines
1 Stops
15h 9m
ISP - PHX
$ 249
Kiwi
Pick dates
8:45 PM - 9:33 AM
BREEZE
2 Stops
42h 19m
ISP - PHX
$ 574
Kiwi
Pick dates

How to find the cheapest flight from Islip (ISP) to Phoenix (PHX)

Related info for your journey
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How to find the cheapest flight from Islip (ISP) to Phoenix (PHX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Islip (ISP) to Phoenix (PHX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.