Ontario to Phoenix flights
The cheapest round trip we found from Ontario to Phoenix is $124 (Nov 18 – 21, 1 stop).
ONT to PHX · Round trip · Economy · Prices per person in USD · Price found (3 days ago)
Cheapest found
Cheapest dates in the next 4 months
Round trip, per person-
Nov 18 – 21 3 nights · leave Wed$124$124 Book
Frontier Airlines 1 stop · 2h 25m -
Nov 11 – 13 2 nights · leave Wed$285$285 Book
Frontier Airlines 1 stop · 4h 29m
-
Nov 5 – 24 19 nights · leave Thu$290$290 Book
Frontier Airlines 1 stop · 4h 29m
-
Nov 3 – 5 2 nights · leave Tue$354$354 Book
Frontier Airlines 1 stop · 4h 29m
Prices change often. The booking site shows the final price before you pay. Other dates? Set an alert
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Plan the rest of your trip
Phoenix · Nov 18 – 21Partner links: we may earn a commission if you book, at no extra cost to you.
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Ontario to Phoenix: questions
How much does a flight from Ontario to Phoenix cost?
The cheapest round trip we have found right now is $124, leaving November 18 and returning November 21. Prices are per person, economy, in USD.
Which airports do Ontario to Phoenix flights use?
Ontario airports include Ontario International (ONT). Phoenix airports include Phoenix Sky Harbor International (PHX), Phoenix-Mesa Gateway (AZA) and Scottsdale (SCF). The prices on this page cover every airport in both cities (ONT and PHX are the city codes).
About this route
We track round-trip economy fares from Ontario (United States) to Phoenix (United States) using Travelpayouts / Aviasales data. The cheapest round trip we've found is $124, departing November 18 and returning November 21. The cheapest month to fly in our data is November, from $124. Prices are per person and were correct when found; the final price is set by the airline or booking site when you book.