Cheap Flights from Phoenix to Ontario

View €59 flight on Mon, 6 Oct 2025Opens in a new window

Popular airlines from Phoenix to Ontario

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Cheap flights from Phoenix to Ontario (PHX-QLA)

Prices were available within the past 7 days and start at €59 for one-way flights and €161 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, 6 Oct - Thu, 9 Oct
PHX
Phoenix
SNA
Orange County
€161 Return, found 4 days ago
€161
Return
found 4 days ago
Select American Airlines flight, departing Mon, 6 Oct from Phoenix to Orange County, returning Thu, 9 Oct, priced at €161 found 4 days ago
American Airlines
Mon, 6 Oct - Thu, 9 Oct
PHX
Phoenix
SNA
Orange County
€186 Return, found 4 days ago
€186
Return
found 4 days ago
Select American Airlines flight, departing Mon, 6 Oct from Phoenix to Orange County, returning Thu, 9 Oct, priced at €186 found 4 days ago
American Airlines
Fri, 15 Aug - Fri, 22 Aug
PHX
Phoenix
ONT
Ontario
€193 Return, found 6 days ago
€193
Return
found 6 days ago
Select American Airlines flight, departing Fri, 15 Aug from Phoenix to Ontario, returning Fri, 22 Aug, priced at €193 found 6 days ago
American Airlines
Mon, 6 Oct - Thu, 9 Oct
PHX
Phoenix
SNA
Orange County
€205 Return, found 4 days ago
€205
Return
found 4 days ago
Select American Airlines flight, departing Mon, 6 Oct from Phoenix to Orange County, returning Thu, 9 Oct, priced at €205 found 4 days ago
Delta
Mon, 6 Oct - Thu, 9 Oct
PHX
Phoenix
SNA
Orange County
€278 Return, found 4 days ago
€278
Return
found 4 days ago
Select Delta flight, departing Mon, 6 Oct from Phoenix to Orange County, returning Thu, 9 Oct, priced at €278 found 4 days ago
United
Mon, 6 Oct - Thu, 9 Oct
PHX
Phoenix
SNA
Orange County
€282 Return, found 4 days ago
€282
Return
found 4 days ago
Select United flight, departing Mon, 6 Oct from Phoenix to Orange County, returning Thu, 9 Oct, priced at €282 found 4 days ago

Find the cheapest month to fly from Phoenix (PHX) to Ontario (ONT)

September is typically the cheapest month to fly

From €41 - €143 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.