Ontario California aerial with San Gabriel Mountains
ONT
Ontario
Phoenix skyline with desert mountains
PHX
Phoenix

Ontario → Phoenix

Frontier Airlines · Round Trip · Nonstop

Save $184 (51% off)
Compared to the typical price of $360
$176$360

per person · round trip

Book This Deal

Flight Details

Cabin
Economy
Departs
May 30, 2026
Returns
Jun 2, 2026

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