Flights from Phoenix to Ontario

3 deals on this route

Ontario California aerial with San Gabriel Mountains
Save 50%
$135
$269
Phoenix skyline with desert mountains
PHXONT
Phoenix to Ontario
Frontier Airlines
Nonstop·round trip
May 21 – May 24
Ontario California aerial with San Gabriel Mountains
Save 30%
$187
$269
Phoenix skyline with desert mountains
PHXONT
Phoenix to Ontario
American Airlines
Nonstop·round trip
May 22 – May 25
Ontario California aerial with San Gabriel Mountains
$263
$269
Phoenix skyline with desert mountains
PHXONT
Phoenix to Ontario
Southwest Airlines
Nonstop·round trip
May 15 – May 21