$58+ Cheap flights from Ontario (ONT) to Arizona
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — PHX
Nov 17 — Nov 241
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Arizona with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Arizona
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Cheapest flights from Ontario to ArizonaExplore the most affordable flight options available from Ontario to Arizona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 18, 2026.
Explore the most affordable flight options available from Ontario to Arizona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 18, 2026.
This Southwest deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:00 am -
Nonstop1h 15m
Fri 11/610:40 pm -
Nonstop1h 20m
Deal found 10/14![Southwest logo]()
$117
This Frontier deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/410:35 am -
1 stop6h 51m
Tue 11/108:30 am -
1 stop8h 51m
Deal found 10/14![Frontier logo]()
$118
This Frontier deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:35 pm -
1 stop15h 58m
Mon 11/98:30 am -
1 stop3h 46m
Deal found 10/13![Frontier logo]()
$119
This Cheapflightsfares deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:30 am -
1 stop17h 12m
Fri 11/132:45 pm -
1 stop5h 45m
Deal found 10/13![Frontier logo]()
$122
This Travelocity deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:35 pm -
1 stop15h 58m
Fri 11/62:45 pm -
1 stop5h 45m
Deal found 10/14![Frontier logo]()
$124
This Southwest deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:00 am -
Nonstop1h 15m
Mon 11/97:00 pm -
1 stop5h 40m
Deal found 10/14![Southwest logo]()
$127
This CheapOair deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:35 pm -
1 stop20h 52m
Sat 11/75:01 am -
1 stop12h 37m
Deal found 10/14![Frontier logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/57:26 pm -
1 stop21h 00m
Mon 12/711:55 am -
1 stop12h 28m
Deal found 10/17![Frontier logo]()
$129
This FlightHub deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/68:35 pm -
1 stop15h 58m
Mon 11/98:30 am -
1 stop3h 46m
Deal found 10/13![Frontier logo]()
$130
This Southwest deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/113:05 pm -
2 stops5h 25m
Wed 11/189:00 am -
Nonstop1h 20m
Deal found 10/14![Southwest logo]()
$132
This Trip.com deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/35:07 pm -
1 stop24h 19m
Mon 11/98:30 am -
1 stop3h 46m
Deal found 10/14![Frontier logo]()
$133
This Cheapflightsfares deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:06 pm -
1 stop21h 13m
Sat 12/53:11 pm -
1 stop4h 20m
Deal found 10/15![Frontier logo]()
$134
Best flights from Ontario to ArizonaDiscover carefully curated flight deals from Ontario to Arizona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 18, 2026.
Discover carefully curated flight deals from Ontario to Arizona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 18, 2026.
This Southwest deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/65:00 am -
Nonstop1h 15m
Mon 11/910:40 pm -
Nonstop1h 20m
Deal found 10/15![Southwest logo]()
$117
This Southwest deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/174:00 pm -
1 stop5h 55m
Sat 12/197:30 pm -
1 stop5h 10m
Deal found 10/13![Southwest logo]()
$137
This American Airlines deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/59:29 am -
1 stop3h 47m
Mon 11/94:00 pm -
1 stop3h 10m
Deal found 10/13![American Airlines logo]()
$315
This Delta deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/261:15 pm -
1 stop4h 57m
Tue 12/18:08 am -
1 stop5h 09m
Deal found 10/15![Delta logo]()
$363
This United Airlines deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/49:25 am -
1 stop5h 02m
Fri 11/64:23 pm -
1 stop7h 25m
Deal found 10/13![United Airlines logo]()
$419
This Southwest deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/235:20 pm -
Nonstop1h 20m
Wed 11/256:30 am -
1 stop3h 20m
Deal found 10/17![Southwest logo]()
$191
This Southwest deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:50 pm -
1 stop4h 20m
Thu 11/2610:55 am -
Nonstop1h 15m
Deal found 10/17![Southwest logo]()
$191
This Southwest deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/103:30 pm -
1 stop6h 10m
Thu 11/123:05 pm -
Nonstop1h 20m
Deal found 10/16![Southwest logo]()
$201
This Southwest deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:00 pm -
1 stop5h 40m
Wed 11/115:30 pm -
Nonstop1h 10m
Deal found 10/17![Southwest logo]()
$201
This Southwest deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:20 pm -
Nonstop1h 20m
Sun 11/157:45 am -
Nonstop1h 15m
Deal found 10/14![Southwest logo]()
$201
This Southwest deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/243:50 pm -
Nonstop1h 20m
Sun 12/275:25 am -
1 stop4h 40m
Deal found 10/13![Southwest logo]()
$211
This Delta deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/261:15 pm -
1 stop4h 57m
Thu 12/35:53 pm -
1 stop7h 04m
Deal found 10/15![Delta logo]()
$379
This Southwest deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/142:15 pm -
1 stop5h 20m
Sun 11/157:45 am -
Nonstop1h 15m
Deal found 10/14![Southwest logo]()
$211
This Mytrip deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2611:40 am -
3 stops27h 51m
Sun 11/297:40 pm -
2 stops20h 11m
Deal found 10/17![Multiple Airlines logo]()
$877
This United Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:35 pm -
1 stop7h 24m
Thu 11/124:23 pm -
1 stop7h 25m
Deal found 10/15![United Airlines logo]()
$453
This Southwest deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/205:00 am -
Nonstop1h 15m
Sat 11/213:00 pm -
Nonstop1h 20m
Deal found 10/15![Southwest logo]()
$215
This American Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/131:24 pm -
1 stop6h 14m
Sat 1/1612:42 pm -
1 stop3h 47m
Deal found 10/16![American Airlines logo]()
$464
This Delta deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/126:00 am -
1 stop4h 25m
Fri 1/156:00 pm -
1 stop5h 48m
Deal found 10/16![Delta logo]()
$437
This United Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/101:35 pm -
1 stop7h 14m
Wed 11/112:00 pm -
1 stop7h 15m
Deal found 10/15![United Airlines logo]()
$453
This American Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:30 am -
1 stop3h 12m
Wed 12/167:31 am -
1 stop6h 07m
Deal found 10/16![American Airlines logo]()
$464
This Southwest deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/198:40 am -
Nonstop1h 20m
Thu 11/191:00 pm -
1 stop4h 15m
Deal found 10/16![Southwest logo]()
$239
This American Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/211:30 pm -
1 stop4h 10m
Sun 11/227:10 pm -
1 stop3h 42m
Deal found 10/17![American Airlines logo]()
$494
This United Airlines deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:35 pm -
1 stop7h 24m
Wed 11/42:00 pm -
1 stop7h 15m
Deal found 10/13![United Airlines logo]()
$518
This United Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:35 pm -
1 stop7h 24m
Mon 11/164:23 pm -
1 stop7h 25m
Deal found 10/16![United Airlines logo]()
$523
This American Airlines deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/211:30 pm -
1 stop4h 10m
Fri 11/2712:40 pm -
1 stop5h 33m
Deal found 10/13![American Airlines logo]()
$564
This American Airlines deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/211:30 pm -
1 stop4h 10m
Thu 11/2610:09 am -
1 stop3h 36m
Deal found 10/13![American Airlines logo]()
$564
This American Airlines deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/211:30 pm -
1 stop4h 10m
Wed 11/257:15 pm -
1 stop3h 37m
Deal found 10/13![American Airlines logo]()
$575
This Southwest deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/225:00 am -
1 stop2h 45m
Wed 11/255:40 am -
1 stop3h 25m
Deal found 10/17![Southwest logo]()
$369
This American Airlines deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/271:30 pm -
1 stop4h 10m
Tue 12/112:40 pm -
1 stop3h 55m
Deal found 10/18![American Airlines logo]()
$584
This American Airlines deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/271:30 pm -
1 stop4h 10m
Wed 12/211:12 am -
1 stop6h 08m
Deal found 10/18![American Airlines logo]()
$584
Last-minute flights from Ontario to ArizonaDiscover last-minute flight deals from Ontario to Arizona. Data last updated October 18, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Arizona. Data last updated October 18, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/35:07 pm -
1 stop24h 19m
Mon 11/98:30 am -
1 stop3h 46m
Deal found 10/14![Frontier logo]()
$133
This Frontier deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/410:35 am -
1 stop6h 51m
Tue 11/108:30 am -
1 stop8h 51m
Deal found 10/14![Frontier logo]()
$118
This Southwest deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:00 am -
Nonstop1h 15m
Fri 11/610:40 pm -
Nonstop1h 20m
Deal found 10/14![Southwest logo]()
$117
This Frontier deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:35 pm -
1 stop15h 58m
Mon 11/98:30 am -
1 stop3h 46m
Deal found 10/13![Frontier logo]()
$119
This Travelocity deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:35 pm -
1 stop15h 58m
Fri 11/62:45 pm -
1 stop5h 45m
Deal found 10/14![Frontier logo]()
$124
This Southwest deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:00 am -
Nonstop1h 15m
Mon 11/97:00 pm -
1 stop5h 40m
Deal found 10/14![Southwest logo]()
$127
This CheapOair deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:35 pm -
1 stop20h 52m
Sat 11/75:01 am -
1 stop12h 37m
Deal found 10/14![Frontier logo]()
$128
This FlightHub deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/68:35 pm -
1 stop15h 58m
Mon 11/98:30 am -
1 stop3h 46m
Deal found 10/13![Frontier logo]()
$130
This Southwest deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/113:05 pm -
2 stops5h 25m
Wed 11/183:50 pm -
Nonstop1h 20m
Deal found 10/14![Southwest logo]()
$132
This Cheapflightsfares deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:30 am -
1 stop17h 12m
Fri 11/132:45 pm -
1 stop5h 45m
Deal found 10/13![Frontier logo]()
$122
This Southwest deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/145:45 am -
1 stop3h 10m
Sat 11/1412:40 pm -
1 stop6h 40m
Deal found 10/14![Southwest logo]()
$137
This Frontier deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/212:01 pm -
1 stop3h 48m
Sun 11/223:11 pm -
1 stop5h 25m
Deal found 10/14![Frontier logo]()
$135
One-way flights from Ontario to ArizonaSearch for one-way flight options from Ontario to Arizona. Find affordable one-way fares based on user searches. Data last updated October 18, 2026.
Search for one-way flight options from Ontario to Arizona. Find affordable one-way fares based on user searches. Data last updated October 18, 2026.
This Super.com deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/252:01 pm -
1 stop3h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![Frontier logo]()
$58
This Southwest deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/43:50 pm -
Nonstop1h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![Southwest logo]()
$59
This Gotogate deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/212:17 pm -
1 stop7h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![Frontier logo]()
$60
This Super.com deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/57:26 pm -
1 stop21h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Frontier logo]()
$62
This Super.com deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:35 pm -
1 stop20h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![Frontier logo]()
$63
This Super.com deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1010:35 am -
1 stop25h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Frontier logo]()
$64
This Frontier deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1710:35 am -
1 stop6h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Frontier logo]()
$65
This Southwest deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/31:30 pm -
1 stop4h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Southwest logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/147:26 pm -
2 stops40h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Frontier logo]()
$70
This Super.com deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/12:47 pm -
1 stop6h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Frontier logo]()
$71
This Booking.com deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/242:01 pm -
1 stop3h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Frontier logo]()
$73
This Kiwi.com deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1111:52 am -
2 stops34h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Multiple Airlines logo]()
$125
Find flight deals from Ontario to Arizona
Keep the following information in mind while searching for Ontario to Arizona flight deals. Data was last updated October 18, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $117 (Southwest) |
One-way from | $58 (Super.com) |
Popular in | June |
Cheapest in | December |
Average price | $195 |
Good round-trip deal | $321 or less |
Good one-way deal | $168 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Arizona that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 18, 2026.
Use the filters below to find and compare flights from Ontario to Arizona that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioPhoenix
ONT Ontario - PHX Phoenix Sky Harbor Intl
ONTPHX
Ontario
Wed 1/13
5:00 pm-9:40 pm
1 stop3h 40m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$69
OntarioPhoenix
ONT Ontario - PHX Phoenix Sky Harbor Intl
ONTPHX
Ontario
Sat 11/14
9:05 am-4:55 pm
2 stops6h 50m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$111
OntarioPhoenix
ONT Ontario - PHX Phoenix Sky Harbor Intl
ONTPHX
Ontario
Fri 11/6
5:00 am-7:15 am
Nonstop1h 15m
Phoenix Sky Harbor Intl
Mon 11/9
10:40 pm-11:00 pm
Nonstop1h 20m
$117
OntarioPhoenix
ONT Ontario - PHX Phoenix Sky Harbor Intl
ONTPHX
Ontario
Fri 12/11
12:10 pm-2:30 pm
Nonstop1h 20m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$134
OntarioPhoenix
ONT Ontario - PHX Phoenix Sky Harbor Intl
ONTPHX
Ontario
Mon 11/23
4:00 pm-6:20 pm
Nonstop1h 20m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$134
OntarioPhoenix
ONT Ontario - AZA Phoenix-Mesa Gateway
ONTAZA
Ontario
Thu 12/3
7:26 pm-10:47 am
3 stops38h 21m
Phoenix-Mesa Gateway
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$137
OntarioPhoenix
ONT Ontario - PHX Phoenix Sky Harbor Intl
ONTPHX
Ontario
Thu 12/17
4:00 pm-10:55 pm
1 stop5h 55m
Phoenix Sky Harbor Intl
Sat 12/19
7:30 pm-11:40 pm
1 stop5h 10m
$137
OntarioPhoenix
ONT Ontario - PHX Phoenix Sky Harbor Intl
ONTPHX
Ontario
Thu 11/19
7:45 pm-10:13 pm
Nonstop1h 28m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$141
OntarioPhoenix
ONT Ontario - PHX Phoenix Sky Harbor Intl
ONTPHX
Ontario
Sat 12/5
5:00 am-1:37 pm
1 stop7h 37m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$141
OntarioPhoenix
ONT Ontario - PHX Phoenix Sky Harbor Intl
ONTPHX
Ontario
Mon 12/14
9:35 am-12:00 pm
Nonstop1h 25m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$179
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Ontario to Arizona
Have a flexible travel schedule? Discover the best time to fly to Arizona from Ontario with our price prediction graph.
ONT-PHX
ONT-AZA
ONT-TUS
ONT-FLG
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Arizona
ONT-USAZ
ONT-PHX
ONT-AZA
ONT-TUS
ONT-FLG
What is the cheapest month to book a flight from Ontario to Arizona?
Currently, April is the cheapest month in which you can book a flight from Ontario to Arizona (average of $265). Flying from Ontario to Arizona in July is currently the most expensive (average of $410). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from ONT to AZ?
Find hourly flight availability from Ontario to Arizona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 18, 2026.
It’s optimal to fly from Ontario to Arizona in the afternoon. By choosing this option you can save up to 13% on the cost of your flight, compared to a flight in the evening.
Weekly flight availability from Ontario to Arizona
Explore weekly flight availability from Ontario to Arizona. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated October 18, 2026.
The most flights from ONT to USAZ are scheduled on a Thursday (14 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (5 on average).
How much does it cost to fly round-trip from Ontario to Arizona?
Airfare is below average for this route at the moment.
Ontario to Arizona flights typically cost between $187 and $411 in November.The cheapest round-trip price found within the last 5 days was $117 on Southwest (Nov 5-Nov 6).
How far ahead should I book a flight from Ontario to Arizona?
To ensure you get the cheapest price possible for a flight from Ontario to Arizona, you should look to book at least 34 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest day to fly from Ontario to Arizona?
Use this chart to determine the cheapest time to fly round-trip from Ontario to Arizona. Price data was last updated on October 17, 2026.
Travelers seeking maximum savings on their Ontario to Arizona flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Arizona
Get insights into the airlines that provide service to Arizona. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Arizona. Reviews last updated October 18, 2026.
Read reviews from past customers who have flown Southwest,JetBlue, andAmerican Airlines from Ontario to Arizona. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Ontario to Arizona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Ontario to Arizona
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Arizona by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Arizona by cabin class
Find flights from Ontario to Arizona, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Arizona flights
Browse other Ontario and Arizona flight options. Last updated on October 18, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Ontario to Arizona flights
Consider these flights traveling from Ontario to Arizona.
Top 4 airlines flying from Ontario to Arizona
Discover the top 4 airlines that operate flights from Ontario to Arizona. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$79 | Average$188 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$117 | Average$427 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$147 | Average$385 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$228 | Average$308 | FlexibilityNo cancel fee | On-time62% |