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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 April , May 2026

30 Apr - 13 May $ 528.00
ISP
Islip
Frontier Airlines
2 STOPS
PHX
Phoenix
PHX
Phoenix
Frontier Airlines
2 STOPS
ISP
Islip
Pick dates
30 Apr - 13 May $ 530.00
ISP
Islip
Frontier Airlines
2 STOPS
PHX
Phoenix
PHX
Phoenix
Frontier Airlines
2 STOPS
ISP
Islip
Pick dates
29 Apr - 06 May $ 2,630.00
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

29 Apr - 01 May $ 1,038.00
ISP
Islip
BREEZE
3 STOPS
PHX
Phoenix
PHX
Phoenix
BREEZE
2 STOPS
ISP
Islip
Pick dates
29 Apr - 01 May $ 1,184.00
ISP
Islip
BREEZE
2 STOPS
PHX
Phoenix
PHX
Phoenix
BREEZE
2 STOPS
ISP
Islip
Pick dates
29 Apr - 03 May $ 2,216.00
ISP
Islip
Frontier Airlines
3 STOPS
PHX
Phoenix
PHX
Phoenix
Frontier Airlines
3 STOPS
ISP
Islip
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One-way flights to Phoenix from Islip

4:07 PM - 6:00 AM
Frontier Airlines
2 Stops
18h 34m
ISP - PHX
$ 380
Kiwi
Pick dates
11:55 AM - 6:30 AM
Frontier Airlines
3 Stops
22h 41m
ISP - PHX
$ 403
Kiwi
Pick dates
6:49 PM - 9:32 AM
BREEZE
2 Stops
44h 16m
ISP - PHX
$ 1,570
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.