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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 February , March 2026

23 Feb - 26 Mar $ 312.00
ISP
Islip
Frontier Airlines
1 STOPS
PHX
Phoenix
PHX
Phoenix
Frontier Airlines
1 STOPS
ISP
Islip
Pick dates
06 Feb - 06 Mar $ 1,196.00
ISP
Islip
BREEZE
2 STOPS
PHX
Phoenix
PHX
Phoenix
BREEZE
2 STOPS
ISP
Islip
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07 Feb - 06 Mar $ 1,207.00
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

23 Feb - 28 Feb $ 358.00
ISP
Islip
Frontier Airlines
1 STOPS
PHX
Phoenix
PHX
Phoenix
Frontier Airlines
2 STOPS
ISP
Islip
Pick dates
27 Feb - 28 Feb $ 374.00
ISP
Islip
Frontier Airlines
1 STOPS
PHX
Phoenix
PHX
Phoenix
Frontier Airlines
2 STOPS
ISP
Islip
Pick dates
23 Feb - 01 Mar $ 388.00
ISP
Islip
Frontier Airlines
1 STOPS
PHX
Phoenix
PHX
Phoenix
Frontier Airlines
1 STOPS
ISP
Islip
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One-way flights to Phoenix from Islip

8:23 AM - 2:17 PM
Frontier Airlines
1 Stops
11h 6m
ISP - PHX
$ 138
Kiwi
Pick dates
11:50 AM - 5:12 PM
Frontier Airlines
2 Stops
34h 36m
ISP - PHX
$ 336
Kiwi
Pick dates
8:33 AM - 2:52 PM
Frontier Airlines
1 Stops
11h 31m
ISP - PHX
$ 637
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.