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ONT
Ontario
PHX
Phoenix
Ontario → Phoenix
Frontier Airlines · Round Trip · Nonstop
Save $71 (29% off)
Compared to the typical price of $248
$235$248
per person · round trip
Flight Details
Cabin
Economy
Departs
May 30, 2026
Returns
Jun 2, 2026
Price History
Avg: $206
Low: $177
High: $235
Mar 23Mar 28
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