$58+ Cheap flights from Ontario (ONT) to Phoenix
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — PHX
Sep 3 — Sep 101
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Phoenix 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Ontario to Phoenix are usually found in September or October, booked 41 days in advance, depart on a Wednesday or Thursday and return on a Saturday
Cheap flight deals from Ontario to Phoenix
Cheapest
Best
Last-minute
One-way
Cheapest flights from Ontario to PhoenixExplore the most affordable flight options available from Ontario to Phoenix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
Explore the most affordable flight options available from Ontario to Phoenix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
This Southwest deal was found by Cheapflights users on 8/3. 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 9/53:15 pm -
Nonstop1h 20m
Sun 9/69:10 am -
Nonstop1h 25m
Deal found 8/3![Southwest logo]()
$117
This Frontier deal was found by Cheapflights users on 7/30. 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 9/57:56 pm -
1 stop11h 44m
Tue 9/89:10 am -
1 stop9h 51m
Deal found 7/30![Frontier logo]()
$118
This American Airlines deal was found by Cheapflights users on 7/31. 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 9/512:59 pm -
Nonstop1h 26m
Sun 9/66:04 pm -
Nonstop1h 11m
Deal found 7/31![American Airlines logo]()
$119
This Frontier deal was found by Cheapflights users on 7/30. 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 8/203:40 pm -
1 stop7h 44m
Mon 8/2410:30 pm -
1 stop17h 24m
Deal found 7/30![Frontier logo]()
$120
This Frontier deal was found by Cheapflights users on 7/30. 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.
Fri 9/1811:45 am -
1 stop11h 58m
Sat 9/198:30 am -
1 stop8h 04m
Deal found 7/30![Frontier logo]()
$133
This Southwest deal was found by Cheapflights users on 8/1. 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 8/295:50 am -
Nonstop1h 15m
Sat 9/54:10 pm -
Nonstop1h 15m
Deal found 8/1![Southwest logo]()
$134
This Frontier deal was found by Cheapflights users on 7/31. 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.
Mon 8/243:40 pm -
1 stop7h 44m
Wed 8/2610:09 pm -
1 stop9h 54m
Deal found 7/31![Frontier logo]()
$142
This Frontier deal was found by Cheapflights users on 8/3. 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 9/172:30 pm -
1 stop8h 17m
Thu 9/248:00 am -
1 stop8h 59m
Deal found 8/3![Frontier logo]()
$143
This Frontier deal was found by Cheapflights users on 7/31. 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.
Fri 10/3011:19 am -
1 stop5h 31m
Sat 11/71:42 pm -
1 stop11h 13m
Deal found 7/31![Frontier logo]()
$145
Best flights from Ontario to PhoenixDiscover carefully curated flight deals from Ontario to Phoenix that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
Discover carefully curated flight deals from Ontario to Phoenix that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
This Southwest deal was found by Cheapflights users on 7/30. 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 11/187:00 am -
1 stop4h 00m
Mon 11/2310:40 pm -
Nonstop1h 15m
Deal found 7/30![Southwest logo]()
$144
This Southwest deal was found by Cheapflights users on 8/3. 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 9/104:10 pm -
1 stop4h 00m
Mon 9/148:55 pm -
Nonstop1h 10m
Deal found 8/3![Southwest logo]()
$161
This Southwest deal was found by Cheapflights users on 7/31. 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 11/310:25 am -
1 stop6h 10m
Wed 11/43:50 pm -
Nonstop1h 20m
Deal found 7/31![Southwest logo]()
$161
This Southwest deal was found by Cheapflights users on 8/3. 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 9/44:50 pm -
Nonstop1h 20m
Mon 9/78:55 pm -
Nonstop1h 10m
Deal found 8/3![Southwest logo]()
$219
This Southwest deal was found by Cheapflights users on 8/3. 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 11/244:55 pm -
Nonstop1h 20m
Sat 11/286:20 am -
1 stop3h 40m
Deal found 8/3![Southwest logo]()
$237
This Southwest deal was found by Cheapflights users on 8/1. 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 9/112:40 pm -
Nonstop1h 20m
Sun 9/1310:20 am -
Nonstop1h 15m
Deal found 8/1![Southwest logo]()
$238
This Southwest deal was found by Cheapflights users on 7/31. 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 9/308:35 am -
Nonstop1h 20m
Sun 10/47:45 am -
Nonstop1h 15m
Deal found 7/31![Southwest logo]()
$255
This Southwest deal was found by Cheapflights users on 8/2. 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 10/115:10 pm -
Nonstop1h 20m
Tue 10/138:45 pm -
Nonstop1h 15m
Deal found 8/2![Southwest logo]()
$255
This Southwest deal was found by Cheapflights users on 8/3. 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 10/86:55 pm -
Nonstop1h 15m
Sun 10/1110:45 pm -
Nonstop1h 10m
Deal found 8/3![Southwest logo]()
$255
This Southwest deal was found by Cheapflights users on 8/3. 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 12/239:30 am -
1 stop5h 45m
Fri 1/16:05 am -
1 stop5h 25m
Deal found 8/3![Southwest logo]()
$263
Last-minute flights from Ontario to PhoenixDiscover last-minute flight deals from Ontario to Phoenix. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Phoenix. Data last updated August 4, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 7/30. 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 8/203:40 pm -
1 stop7h 44m
Mon 8/2410:30 pm -
1 stop17h 24m
Deal found 7/30![Frontier logo]()
$120
This Frontier deal was found by Cheapflights users on 7/31. 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.
Mon 8/243:40 pm -
1 stop7h 44m
Wed 8/2610:09 pm -
1 stop9h 54m
Deal found 7/31![Frontier logo]()
$142
This Southwest deal was found by Cheapflights users on 8/1. 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 8/295:50 am -
Nonstop1h 15m
Sat 9/54:10 pm -
Nonstop1h 15m
Deal found 8/1![Southwest logo]()
$134
This Frontier deal was found by Cheapflights users on 8/1. 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.
Mon 8/3110:49 am -
1 stop10h 39m
Thu 9/39:03 am -
1 stop7h 19m
Deal found 8/1![Frontier logo]()
$145
This Southwest deal was found by Cheapflights users on 8/3. 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 9/53:15 pm -
Nonstop1h 20m
Sun 9/69:10 am -
Nonstop1h 25m
Deal found 8/3![Southwest logo]()
$117
This Frontier deal was found by Cheapflights users on 7/30. 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 9/57:56 pm -
1 stop11h 44m
Tue 9/89:10 am -
1 stop9h 51m
Deal found 7/30![Frontier logo]()
$118
This American Airlines deal was found by Cheapflights users on 7/31. 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 9/512:59 pm -
Nonstop1h 26m
Sun 9/66:04 pm -
Nonstop1h 11m
Deal found 7/31![American Airlines logo]()
$119
This Frontier deal was found by Cheapflights users on 8/3. 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 9/172:30 pm -
1 stop8h 17m
Thu 9/248:00 am -
1 stop8h 59m
Deal found 8/3![Frontier logo]()
$143
This Frontier deal was found by Cheapflights users on 7/30. 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.
Fri 9/1811:45 am -
1 stop11h 58m
Sat 9/198:30 am -
1 stop8h 04m
Deal found 7/30![Frontier logo]()
$133
One-way flights from Ontario to PhoenixSearch for one-way flight options from Ontario to Phoenix. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
Search for one-way flight options from Ontario to Phoenix. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
This Super.com deal was found by Cheapflights users on 7/31. 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 9/16:00 am -
1 stop7h 17m
Deal found 7/31![Frontier logo]()
$58
This American Airlines deal was found by Cheapflights users on 7/30. 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 9/512:59 pm -
Nonstop1h 26m
Deal found 7/30![American Airlines logo]()
$59
This American Airlines deal was found by Cheapflights users on 7/30. 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 10/11:04 pm -
Nonstop1h 21m
Deal found 7/30![American Airlines logo]()
$60
This FlightHub deal was found by Cheapflights users on 7/31. 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.
Mon 9/1411:45 am -
1 stop8h 06m
Deal found 7/31![Frontier logo]()
$62
This Super.com deal was found by Cheapflights users on 7/30. 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 8/203:40 pm -
1 stop21h 08m
Deal found 7/30![Frontier logo]()
$64
This Super.com deal was found by Cheapflights users on 7/30. 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.
Mon 8/3110:49 am -
1 stop26h 28m
Deal found 7/30![Frontier logo]()
$65
This Trip.com deal was found by Cheapflights users on 7/31. 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.
Sat 9/53:40 pm -
1 stop7h 44m
Deal found 7/31![Frontier logo]()
$67
This FlightHub deal was found by Cheapflights users on 7/31. 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.
Thu 9/311:15 am -
1 stop12h 09m
Deal found 7/31![Frontier logo]()
$68
This Southwest deal was found by Cheapflights users on 7/31. 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 9/118:10 am -
1 stop6h 00m
Deal found 7/31![Southwest logo]()
$69
This Super.com deal was found by Cheapflights users on 7/31. 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 9/108:00 am -
1 stop4h 22m
Deal found 7/31![Frontier logo]()
$70
This Frontier deal was found by Cheapflights users on 8/1. 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 9/306:15 am -
1 stop6h 20m
Deal found 8/1![Frontier logo]()
$71
This Super.com deal was found by Cheapflights users on 7/31. 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.
Fri 10/3011:19 am -
1 stop5h 31m
Deal found 7/31![Frontier logo]()
$73
Find flight deals from Ontario to Phoenix
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Phoenix (PH1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 4, 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 | July |
Cheapest in | September |
Average price | $228 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Phoenix 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 2,558,603 searches. Data last updated August 4, 2026.
Use the filters below to find and compare flights from Ontario to Phoenix that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioPhoenix
ONT - PHX
ONTPHX
Ontario
Wed 11/18
7:00 am-12:00 pm
1 stop4h 00m
Phoenix Sky Harbor Intl
Mon 11/23
10:40 pm-10:55 pm
Nonstop1h 15m
$144
OntarioPhoenix
ONT - PHX
ONTPHX
Ontario
Thu 9/10
4:10 pm-8:10 pm
1 stop4h 00m
Phoenix Sky Harbor Intl
Mon 9/14
8:55 pm-10:05 pm
Nonstop1h 10m
$161
OntarioPhoenix
ONT - PHX
ONTPHX
Ontario
Tue 11/3
10:25 am-5:35 pm
1 stop6h 10m
Phoenix Sky Harbor Intl
Wed 11/4
3:50 pm-4:10 pm
Nonstop1h 20m
$161
OntarioPhoenix
ONT - PHX
ONTPHX
Ontario
Fri 9/4
4:50 pm-6:10 pm
Nonstop1h 20m
Phoenix Sky Harbor Intl
Mon 9/7
8:55 pm-10:05 pm
Nonstop1h 10m
$219
OntarioPhoenix
ONT - PHX
ONTPHX
Ontario
Tue 11/24
4:55 pm-7:15 pm
Nonstop1h 20m
Phoenix Sky Harbor Intl
Sat 11/28
6:20 am-9:00 am
1 stop3h 40m
$237
OntarioPhoenix
ONT - PHX
ONTPHX
Ontario
Fri 9/11
2:40 pm-4:00 pm
Nonstop1h 20m
Phoenix Sky Harbor Intl
Sun 9/13
10:20 am-11:35 am
Nonstop1h 15m
$238
OntarioPhoenix
ONT - PHX
ONTPHX
Ontario
Wed 9/30
8:35 am-9:55 am
Nonstop1h 20m
Phoenix Sky Harbor Intl
Sun 10/4
7:45 am-9:00 am
Nonstop1h 15m
$255
OntarioPhoenix
ONT - PHX
ONTPHX
Ontario
Sun 10/11
5:10 pm-6:30 pm
Nonstop1h 20m
Phoenix Sky Harbor Intl
Tue 10/13
8:45 pm-10:00 pm
Nonstop1h 15m
$255
Quickest round-trip
OntarioPhoenix
ONT - PHX
ONTPHX
Ontario
Thu 10/8
6:55 pm-8:10 pm
Nonstop1h 15m
Phoenix Sky Harbor Intl
Sun 10/11
10:45 pm-11:55 pm
Nonstop1h 10m
$255
OntarioPhoenix
ONT - PHX
ONTPHX
Ontario
Wed 12/23
9:30 am-4:15 pm
1 stop5h 45m
Phoenix Sky Harbor Intl
Fri 1/1
6:05 am-10:30 am
1 stop5h 25m
$263
Showing 1-10 of 21 resultsSorted by cheapest first
Best time to book a flight from Ontario to Phoenix
Have a flexible travel schedule? Discover the best time to fly to Phoenix from Ontario with our price prediction graph.
ONT-PH1
ONT-PHX
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 Phoenix
ONT-PH1
ONT-PHX
What is the cheapest month to book a flight from Ontario to Phoenix?
Currently, September is the cheapest month in which you can book a flight from Ontario to Phoenix (average of $185). Flying from Ontario to Phoenix in July is currently the most expensive (average of $381). 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 PHX?
Find hourly flight availability from Ontario to Phoenix. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 4, 2026.
It’s optimal to fly from Ontario to Phoenix at noon. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight in the evening.
How much does it cost to fly round-trip from Ontario to Phoenix?
Airfare is below average for this route at the moment.
Ontario to Phoenix flights typically cost between $165 and $353 in September.The cheapest round-trip price found within the last 5 days was $117 on Southwest (Sep 5-Sep 6).
How far ahead should I book a flight from Ontario to Phoenix?
The best time to book flights from Ontario to Phoenix is 40 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from Ontario to Phoenix?
Use this chart to determine the cheapest time to fly round-trip from Ontario to Phoenix. Price data was last updated on August 1, 2026.
Travelers seeking maximum savings on their Ontario to Phoenix flight should consider departing on Friday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Phoenix
Get insights into the airlines that provide service to Phoenix. 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 Phoenix. Reviews last updated August 4, 2026.
Read reviews from past customers who have flown Southwest,JetBlue, andAmerican Airlines from Ontario to Phoenix. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Entertainment
7.5
Crew
8.6
Comfort
8.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Entertainment
7.5
Crew
8.6
Comfort
8.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Entertainment
7.5
Crew
8.6
Comfort
8.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Entertainment
7.5
Crew
8.6
Comfort
8.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Entertainment
7.5
Crew
8.6
Comfort
8.0
Boarding
8.1
Overall
8.0
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 Phoenix. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Ontario to Phoenix
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Complete your trip
Complete your trip to Phoenix by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Phoenix by cabin class
Find flights from Ontario to Phoenix, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Phoenix flights
Browse other Ontario and Phoenix flight options. Last updated on August 4, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on August 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Ontario to Phoenix
Discover the top 4 airlines that operate flights from Ontario to Phoenix. 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 2,558,603 searches. Data last updated August 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$72 | Average$162 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$114 | Average$275 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$125 | Average$299 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$228 | Average$322 | FlexibilityNo cancel fee | On-time62% |