$55+ Cheap flights from Ontario (ONT) to Mesa, AZ
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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — PHX
Jul 14 — Jul 211
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Mesa 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 Mesa are usually found in September or August, booked 73 days in advance, depart on a Wednesday or Thursday and return on a Saturday
Cheap flight deals from Ontario to Mesa
Cheapest
Best
Last-minute
One-way
Cheapest flights from Ontario to MesaExplore the most affordable flight options available from Ontario to Mesa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 14, 2026.
Explore the most affordable flight options available from Ontario to Mesa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 14, 2026.
This Southwest deal was found by Cheapflights users on 6/13. 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 7/144:35 pm
ONT
- PHX
Nonstop1h 15m
Southwest
Tue 7/289:50 pm
PHX
- ONT
Nonstop1h 15m
Southwest
Deal found 6/13![Southwest logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 7/13:34 pm
ONT
- PHX
1 stop7h 26m
Frontier
Sat 7/47:45 am
PHX
- ONT
1 stop7h 23m
Frontier
Deal found 6/10![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Tue 6/301:33 pm
ONT
- PHX
1 stop23h 22m
Frontier
Sat 7/47:45 am
PHX
- ONT
1 stop12h 06m
Frontier
Deal found 6/10![Frontier logo]()
$127
This Southwest deal was found by Cheapflights users on 6/10. 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 8/83:15 pm
ONT
- PHX
Nonstop1h 20m
Southwest
Tue 8/117:45 pm
PHX
- ONT
Nonstop1h 10m
Southwest
Deal found 6/10![Southwest logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 6/13. 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.
Fri 7/33:34 pm
ONT
- PHX
1 stop7h 26m
Frontier
Sat 7/47:45 am
PHX
- ONT
1 stop12h 06m
Frontier
Deal found 6/13![Frontier logo]()
$144
This American Airlines deal was found by Cheapflights users on 6/13. 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.
Wed 11/44:47 pm
ONT
- PHX
Nonstop1h 21m
American Airlines
Sat 11/76:03 pm
PHX
- ONT
Nonstop1h 17m
American Airlines
Deal found 6/13![American Airlines logo]()
$145
This Southwest deal was found by Cheapflights users on 6/11. 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 7/77:20 pm
ONT
- PHX
Nonstop1h 20m
Southwest
Sat 7/118:10 am
PHX
- ONT
Nonstop1h 15m
Southwest
Deal found 6/11![Southwest logo]()
$153
This Southwest deal was found by Cheapflights users on 6/12. 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 8/174:50 pm
ONT
- PHX
Nonstop1h 20m
Southwest
Wed 8/199:15 am
PHX
- ONT
1 stop4h 20m
Southwest
Deal found 6/12![Southwest logo]()
$155
This Southwest deal was found by Cheapflights users on 6/10. 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 9/1910:15 am
ONT
- PHX
Nonstop1h 15m
Southwest
Mon 9/2112:15 pm
PHX
- ONT
Nonstop1h 10m
Southwest
Deal found 6/10![Southwest logo]()
$156
Best flights from Ontario to MesaDiscover carefully curated flight deals from Ontario to Mesa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 14, 2026.
Discover carefully curated flight deals from Ontario to Mesa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 14, 2026.
This Southwest deal was found by Cheapflights users on 6/11. 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 9/48:40 pm
ONT
- PHX
Nonstop1h 15m
Southwest
Mon 9/76:50 am
PHX
- ONT
1 stop5h 20m
Southwest
Deal found 6/11![Southwest logo]()
$178
This Southwest deal was found by Cheapflights users on 6/12. 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 8/226:00 am
ONT
- PHX
1 stop4h 30m
Southwest
Sat 8/292:05 pm
PHX
- ONT
Nonstop1h 10m
Southwest
Deal found 6/12![Southwest logo]()
$191
This Southwest deal was found by Cheapflights users on 6/13. 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.
Wed 7/84:35 pm
ONT
- PHX
Nonstop1h 15m
Southwest
Sat 7/118:10 am
PHX
- ONT
Nonstop1h 15m
Southwest
Deal found 6/13![Southwest logo]()
$193
This Southwest deal was found by Cheapflights users on 6/13. 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.
Sat 8/295:40 am
ONT
- PHX
2 stops7h 00m
Southwest
Mon 8/312:45 pm
PHX
- ONT
1 stop4h 40m
Southwest
Deal found 6/13![Southwest logo]()
$206
This Southwest deal was found by Cheapflights users on 6/13. 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.
Wed 6/241:30 pm
ONT
- PHX
Nonstop1h 20m
Southwest
Wed 7/155:15 pm
PHX
- ONT
1 stop5h 35m
Southwest
Deal found 6/13![Southwest logo]()
$283
This Southwest deal was found by Cheapflights users on 6/11. 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 8/11:25 pm
ONT
- PHX
2 stops6h 30m
Southwest
Sun 8/22:40 pm
PHX
- ONT
2 stops6h 45m
Southwest
Deal found 6/11![Southwest logo]()
$303
This Southwest deal was found by Cheapflights users on 6/13. 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.
Wed 7/16:35 pm
ONT
- PHX
1 stop4h 15m
Southwest
Sat 7/412:20 pm
PHX
- ONT
Nonstop1h 10m
Southwest
Deal found 6/13![Southwest logo]()
$319
This Southwest deal was found by Cheapflights users on 6/10. 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 7/134:00 pm
ONT
- PHX
2 stops5h 15m
Southwest
Sun 7/262:40 pm
PHX
- ONT
2 stops6h 45m
Southwest
Deal found 6/10![Southwest logo]()
$353
This Southwest deal was found by Cheapflights users on 6/9. 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 7/178:35 am
ONT
- PHX
1 stop5h 15m
Southwest
Sun 7/1910:25 am
PHX
- ONT
Nonstop1h 15m
Southwest
Deal found 6/9![Southwest logo]()
$359
This Southwest deal was found by Cheapflights users on 6/9. 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 6/2812:55 pm
ONT
- PHX
Nonstop1h 20m
Southwest
Thu 7/29:00 pm
PHX
- ONT
Nonstop1h 10m
Southwest
Deal found 6/9![Southwest logo]()
$402
This Southwest deal was found by Cheapflights users on 6/12. 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 7/115:40 am
ONT
- PHX
1 stop5h 40m
Southwest
Sat 7/111:35 pm
PHX
- ONT
2 stops9h 20m
Southwest
Deal found 6/12![Southwest logo]()
$406
Last-minute flights from Ontario to MesaDiscover last-minute flight deals from Ontario to Mesa. Data last updated June 14, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Mesa. Data last updated June 14, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Tue 6/301:33 pm
ONT
- PHX
1 stop23h 22m
Frontier
Sat 7/47:45 am
PHX
- ONT
1 stop12h 06m
Frontier
Deal found 6/10![Frontier logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 7/13:34 pm
ONT
- PHX
1 stop7h 26m
Frontier
Sat 7/47:45 am
PHX
- ONT
1 stop7h 23m
Frontier
Deal found 6/10![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 6/13. 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.
Fri 7/33:34 pm
ONT
- PHX
1 stop7h 26m
Frontier
Sat 7/47:45 am
PHX
- ONT
1 stop12h 06m
Frontier
Deal found 6/13![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 6/13. 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.
Fri 7/33:34 pm
ONT
- PHX
1 stop19h 50m
Frontier
Tue 7/79:58 pm
PHX
- ONT
1 stop10h 05m
Frontier
Deal found 6/13![Frontier logo]()
$164
This Southwest deal was found by Cheapflights users on 6/11. 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 7/77:20 pm
ONT
- PHX
Nonstop1h 20m
Southwest
Sat 7/118:10 am
PHX
- ONT
Nonstop1h 15m
Southwest
Deal found 6/11![Southwest logo]()
$153
This American Airlines deal was found by Cheapflights users on 6/12. 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 7/87:15 pm
ONT
- PHX
Nonstop1h 21m
American Airlines
Mon 7/135:04 pm
PHX
- ONT
Nonstop1h 14m
American Airlines
Deal found 6/12![American Airlines logo]()
$187
This Southwest deal was found by Cheapflights users on 6/13. 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 7/144:35 pm
ONT
- PHX
Nonstop1h 15m
Southwest
Tue 7/289:50 pm
PHX
- ONT
Nonstop1h 15m
Southwest
Deal found 6/13![Southwest logo]()
$109
One-way flights from Ontario to MesaSearch for one-way flight options from Ontario to Mesa. Find affordable one-way fares based on user searches. Data last updated June 14, 2026.
Search for one-way flight options from Ontario to Mesa. Find affordable one-way fares based on user searches. Data last updated June 14, 2026.
This Southwest deal was found by Cheapflights users on 6/13. 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.
Wed 7/87:20 pm
ONT
- PHX
Nonstop1h 20m
Southwest
Deal found 6/13![Southwest logo]()
$55
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 9/53:34 pm
ONT
- PHX
1 stop7h 51m
Frontier
Deal found 6/9![Frontier logo]()
$60
This Kiwi.com deal was found by Cheapflights users on 6/13. 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 7/81:38 pm
ONT
- PHX
1 stop9h 27m
Frontier
Deal found 6/13![Frontier logo]()
$63
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Tue 6/303:34 pm
ONT
- PHX
1 stop7h 26m
Frontier
Deal found 6/9![Frontier logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 6/13. 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 7/13:34 pm
ONT
- PHX
1 stop7h 26m
Frontier
Deal found 6/13![Frontier logo]()
$74
This Southwest deal was found by Cheapflights users on 6/11. 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 9/810:55 am
ONT
- PHX
1 stop3h 55m
Southwest
Deal found 6/11![Southwest logo]()
$75
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 8/58:58 am
ONT
- PHX
1 stop12h 15m
Frontier
Deal found 6/12![Frontier logo]()
$78
This Kiwi.com deal was found by Cheapflights users on 6/13. 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 8/125:08 pm
ONT
- PHX
1 stop5h 57m
Frontier
Deal found 6/13![Frontier logo]()
$79
This Southwest deal was found by Cheapflights users on 6/12. 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 8/81:00 pm
ONT
- PHX
1 stop6h 25m
Southwest
Deal found 6/12![Southwest logo]()
$88
Find flight deals from Ontario to Mesa
Keep the following information in mind while searching for Ontario to Mesa flight deals. Data was last updated June 14, 2026.
Round-trip from | $109 (Southwest) |
|---|---|
One-way from | $55 (Southwest) |
Popular in | June |
Cheapest in | September |
Average price | $321 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Mesa 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 June 14, 2026.
Use the filters below to find and compare flights from Ontario to Mesa that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioPhoenix
ONT - PHX
ONTPHX
Ontario
Fri 9/4
8:40 pm-9:55 pm
Nonstop1h 15m
Phoenix Sky Harbor Intl
Mon 9/7
6:50 am-12:10 pm
1 stop5h 20m
$178
OntarioPhoenix
ONT - PHX
ONTPHX
Ontario
Sat 8/22
6:00 am-10:30 am
1 stop4h 30m
Phoenix Sky Harbor Intl
Sat 8/29
2:05 pm-3:15 pm
Nonstop1h 10m
$191
Quickest round-trip
OntarioPhoenix
ONT - PHX
ONTPHX
Ontario
Wed 7/8
4:35 pm-5:50 pm
Nonstop1h 15m
Phoenix Sky Harbor Intl
Sat 7/11
8:10 am-9:25 am
Nonstop1h 15m
$193
OntarioPhoenix
ONT - PHX
ONTPHX
Ontario
Sat 8/29
5:40 am-12:40 pm
2 stops7h 00m
Phoenix Sky Harbor Intl
Mon 8/31
2:45 pm-7:25 pm
1 stop4h 40m
$206
OntarioPhoenix
ONT - PHX
ONTPHX
Ontario
Wed 6/24
1:30 pm-2:50 pm
Nonstop1h 20m
Phoenix Sky Harbor Intl
Wed 7/15
5:15 pm-10:50 pm
1 stop5h 35m
$283
OntarioPhoenix
ONT - PHX
ONTPHX
Ontario
Sat 8/1
1:25 pm-7:55 pm
2 stops6h 30m
Phoenix Sky Harbor Intl
Sun 8/2
2:40 pm-9:25 pm
2 stops6h 45m
$303
OntarioPhoenix
ONT - PHX
ONTPHX
Ontario
Wed 7/1
6:35 pm-10:50 pm
1 stop4h 15m
Phoenix Sky Harbor Intl
Sat 7/4
12:20 pm-1:30 pm
Nonstop1h 10m
$319
OntarioPhoenix
ONT - PHX
ONTPHX
Ontario
Mon 7/13
4:00 pm-9:15 pm
2 stops5h 15m
Phoenix Sky Harbor Intl
Sun 7/26
2:40 pm-9:25 pm
2 stops6h 45m
$353
OntarioPhoenix
ONT - PHX
ONTPHX
Ontario
Fri 7/17
8:35 am-1:50 pm
1 stop5h 15m
Phoenix Sky Harbor Intl
Sun 7/19
10:25 am-11:40 am
Nonstop1h 15m
$359
OntarioPhoenix
ONT - PHX
ONTPHX
Ontario
Sun 6/28
12:55 pm-2:15 pm
Nonstop1h 20m
Phoenix Sky Harbor Intl
Thu 7/2
9:00 pm-10:10 pm
Nonstop1h 10m
$402
Showing 1-10 of 22 resultsSorted by cheapest first
Best time to book a flight from Ontario to Mesa
Have a flexible travel schedule? Discover the best time to fly to Mesa from Ontario with our price prediction graph.
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 Mesa
ONT-MS9
ONT-PHX
What is the cheapest time of day to fly from ONT to MS9?
Find hourly flight availability from Ontario to Mesa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 14, 2026.
It’s typically best to fly out from Ontario to Mesa at noon. Doing so could potentially save you 17% on the flight price compared to flying in the evening, which is usually more expensive.
Weekly flight availability from Ontario to Mesa
Explore weekly flight availability from Ontario to Mesa. 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 June 14, 2026.
The most flights from ONT to MS9 are scheduled on a Friday (11 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (4 on average).
How much does it cost to fly round-trip from Ontario to Mesa?
What is the cheapest day to fly from Ontario to Mesa?
Use this chart to determine the cheapest time to fly round-trip from Ontario to Mesa. Price data was last updated on June 8, 2026.
Travelers seeking maximum savings on their Ontario to Mesa flight should consider departing on Saturday 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 Mesa
Get insights into the airlines that provide service to Mesa. 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 Mesa. Reviews last updated June 14, 2026.
See what other customers who have flown with Southwest,American Airlines, andJetBlue from Ontario to Mesa have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Boarding
8.1
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 Mesa. 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
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Alternative routes for Ontario to Mesa
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Complete your trip
Complete your trip to Mesa by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Mesa by cabin class
Find flights from Ontario to Mesa, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Mesa flights
Browse other Ontario and Mesa flight options. Last updated on June 14, 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 June 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Ontario to Mesa flights
Consider these flights traveling from Ontario to Mesa.
Top 4 airlines flying from Ontario to Mesa
Discover the top 4 airlines that operate flights from Ontario to Mesa. 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 June 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$78 | Average$164 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$114 | Average$268 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$124 | Average$301 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$228 | Average$308 | FlexibilityNo cancel fee | On-time62% |