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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 March , April 2026

25 Mar - 01 Apr $ 369.00
ISP
Islip
Frontier Airlines
2 STOPS
PHX
Phoenix
PHX
Phoenix
Frontier Airlines
1 STOPS
ISP
Islip
Pick dates
25 Mar - 03 Apr $ 375.00
ISP
Islip
Frontier Airlines
2 STOPS
PHX
Phoenix
PHX
Phoenix
Frontier Airlines
2 STOPS
ISP
Islip
Pick dates
09 Mar - 08 Apr $ 2,476.00
ISP
Islip
BREEZE
2 STOPS
PHX
Phoenix
PHX
Phoenix
BREEZE
2 STOPS
ISP
Islip
Pick dates

Last minute flights from Islip to Phoenix

25 Mar - 01 Apr $ 371.00
ISP
Islip
Frontier Airlines
2 STOPS
PHX
Phoenix
PHX
Phoenix
Frontier Airlines
2 STOPS
ISP
Islip
Pick dates
25 Mar - 01 Apr $ 432.00
ISP
Islip
BREEZE
2 STOPS
PHX
Phoenix
PHX
Phoenix
BREEZE
3 STOPS
ISP
Islip
Pick dates
25 Mar - 01 Apr $ 440.00
ISP
Islip
BREEZE
2 STOPS
PHX
Phoenix
PHX
Phoenix
BREEZE
2 STOPS
ISP
Islip
Pick dates

One-way flights to Phoenix from Islip

11:50 AM - 10:40 PM
Frontier Airlines
2 Stops
15h 1m
ISP - PHX
$ 211
Kiwi
Pick dates
12:00 PM - 8:30 AM
BREEZE
2 Stops
50h 35m
ISP - PHX
$ 841
Kiwi
Pick dates
7:20 PM - 8:30 AM
BREEZE
2 Stops
43h 15m
ISP - PHX
$ 931
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.