$126+ Cheap flights from Ontario to Tucson (ONT - TUS)
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 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — TUS
Nov 25 — Dec 21
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Tucson 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.Cheap flight deals from Ontario to Tucson
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Best
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Cheapest flights from Ontario to TucsonExplore the most affordable flight options available from Ontario to Tucson. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
Explore the most affordable flight options available from Ontario to Tucson. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
This Delta deal was found by Cheapflights users on 10/21. 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.
Sat 12/56:00 am -
1 stop4h 37m
Sat 12/55:53 pm -
1 stop5h 36m
Deal found 10/21![Delta logo]()
$251
This Southwest deal was found by Cheapflights users on 10/21. 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 11/171:30 pm -
2 stops5h 55m
Thu 11/197:10 am -
1 stop3h 10m
Deal found 10/21![Southwest logo]()
$256
This American Airlines deal was found by Cheapflights users on 10/22. 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 11/186:30 am -
1 stop4h 35m
Wed 11/2512:45 pm -
1 stop3h 50m
Deal found 10/22![American Airlines logo]()
$258
This Southwest deal was found by Cheapflights users on 10/21. 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 11/234:00 pm -
2 stops6h 50m
Thu 11/269:45 am -
2 stops7h 00m
Deal found 10/21![Southwest logo]()
$261
This Southwest deal was found by Cheapflights users on 10/22. 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 11/125:35 am -
1 stop3h 40m
Sun 11/155:55 am -
1 stop3h 05m
Deal found 10/22![Southwest logo]()
$268
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Mon 12/79:35 am -
1 stop4h 54m
Sat 12/124:00 pm -
1 stop3h 27m
Deal found 10/21![American Airlines logo]()
$271
This Southwest deal was found by Cheapflights users on 10/22. 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 11/161:30 pm -
2 stops5h 55m
Mon 11/236:10 pm -
1 stop5h 50m
Deal found 10/22![Southwest logo]()
$274
This Delta deal was found by Cheapflights users on 10/21. 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.
Fri 12/46:00 am -
1 stop4h 37m
Wed 12/95:53 pm -
1 stop7h 04m
Deal found 10/21![Delta logo]()
$284
This Southwest deal was found by Cheapflights users on 10/21. 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 11/132:45 pm -
1 stop7h 25m
Sun 11/155:55 am -
1 stop3h 05m
Deal found 10/21![Southwest logo]()
$285
This Delta deal was found by Cheapflights users on 10/21. 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.
Sun 12/66:00 am -
1 stop4h 37m
Wed 12/95:53 pm -
1 stop7h 04m
Deal found 10/21![Delta logo]()
$301
This Delta deal was found by Cheapflights users on 10/21. 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 12/36:00 am -
1 stop4h 37m
Wed 12/95:53 pm -
1 stop7h 04m
Deal found 10/21![Delta logo]()
$304
Best flights from Ontario to TucsonDiscover carefully curated flight deals from Ontario to Tucson that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
Discover carefully curated flight deals from Ontario to Tucson that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
This Southwest deal was found by Cheapflights users on 10/22. 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 11/165:00 pm -
1 stop3h 55m
Mon 11/238:40 pm -
1 stop4h 00m
Deal found 10/22![Southwest logo]()
$251
This Delta deal was found by Cheapflights users on 10/25. 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.
Wed 12/25:04 pm -
1 stop4h 35m
Mon 12/75:53 pm -
1 stop7h 04m
Deal found 10/25![Delta logo]()
$331
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/94:17 pm -
1 stop4h 42m
Fri 11/132:00 pm -
1 stop7h 15m
Deal found 10/21![United Airlines logo]()
$391
This Southwest deal was found by Cheapflights users on 10/23. 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 12/75:00 pm -
1 stop3h 55m
Sat 12/126:05 am -
2 stops6h 15m
Deal found 10/23![Southwest logo]()
$256
This Southwest deal was found by Cheapflights users on 10/22. 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 12/43:20 pm -
1 stop5h 35m
Sun 12/69:25 am -
1 stop5h 40m
Deal found 10/22![Southwest logo]()
$285
This Delta deal was found by Cheapflights users on 10/25. 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.
Fri 12/45:04 pm -
1 stop4h 35m
Mon 12/75:53 pm -
1 stop7h 04m
Deal found 10/25![Delta logo]()
$331
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Fri 1/16:00 am -
1 stop4h 39m
Fri 1/84:23 pm -
1 stop5h 37m
Deal found 10/25![United Airlines logo]()
$421
This Southwest deal was found by Cheapflights users on 10/23. 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 11/151:00 pm -
2 stops8h 55m
Thu 11/196:05 am -
1 stop4h 40m
Deal found 10/23![Southwest logo]()
$353
This Southwest deal was found by Cheapflights users on 10/21. 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 11/134:00 pm -
2 stops6h 50m
Sun 11/155:55 am -
2 stops5h 50m
Deal found 10/21![Southwest logo]()
$375
This Southwest deal was found by Cheapflights users on 10/21. 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 11/2012:10 pm -
2 stops6h 50m
Fri 11/275:55 am -
1 stop3h 05m
Deal found 10/21![Southwest logo]()
$393
Last-minute flights from Ontario to TucsonDiscover last-minute flight deals from Ontario to Tucson. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Tucson. Data last updated October 26, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/21. 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.
Mon 11/95:04 pm -
1 stop4h 32m
Fri 11/135:50 pm -
1 stop6h 59m
Deal found 10/21![Delta logo]()
$284
This Southwest deal was found by Cheapflights users on 10/22. 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 11/125:35 am -
1 stop3h 40m
Sun 11/155:55 am -
1 stop3h 05m
Deal found 10/22![Southwest logo]()
$268
This Southwest deal was found by Cheapflights users on 10/21. 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 11/132:45 pm -
1 stop7h 25m
Sun 11/155:55 am -
1 stop3h 05m
Deal found 10/21![Southwest logo]()
$285
This Southwest deal was found by Cheapflights users on 10/22. 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 11/161:30 pm -
2 stops5h 55m
Mon 11/236:10 pm -
1 stop5h 50m
Deal found 10/22![Southwest logo]()
$274
This Southwest deal was found by Cheapflights users on 10/21. 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 11/171:30 pm -
2 stops5h 55m
Thu 11/197:10 am -
1 stop3h 10m
Deal found 10/21![Southwest logo]()
$256
This Delta deal was found by Cheapflights users on 10/21. 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.
Wed 11/186:00 am -
1 stop4h 35m
Thu 11/2612:18 pm -
1 stop7h 12m
Deal found 10/21![Delta logo]()
$251
This American Airlines deal was found by Cheapflights users on 10/22. 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 11/186:30 am -
1 stop4h 35m
Wed 11/2512:45 pm -
1 stop3h 50m
Deal found 10/22![American Airlines logo]()
$258
This Southwest deal was found by Cheapflights users on 10/22. 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 11/181:30 pm -
2 stops6h 10m
Wed 11/257:55 pm -
1 stop4h 10m
Deal found 10/22![Southwest logo]()
$323
This Southwest deal was found by Cheapflights users on 10/21. 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 11/234:00 pm -
2 stops6h 50m
Thu 11/269:45 am -
2 stops7h 00m
Deal found 10/21![Southwest logo]()
$261
This American Airlines deal was found by Cheapflights users on 10/22. 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.
Tue 11/246:30 am -
1 stop4h 35m
Fri 11/272:51 pm -
1 stop3h 22m
Deal found 10/22![American Airlines logo]()
$312
One-way flights from Ontario to TucsonSearch for one-way flight options from Ontario to Tucson. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
Search for one-way flight options from Ontario to Tucson. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
This Southwest deal was found by Cheapflights users on 10/21. 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 11/95:00 am -
1 stop2h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Southwest logo]()
$126
This Southwest deal was found by Cheapflights users on 10/21. 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 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Southwest logo]()
$143
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/269:20 am -
1 stop5h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![American Airlines logo]()
$171
This Delta deal was found by Cheapflights users on 10/25. 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.
Mon 12/215:05 pm -
1 stop4h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Delta logo]()
$179
This American Airlines deal was found by Cheapflights users on 10/22. 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.
Tue 12/11:30 pm -
1 stop4h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![American Airlines logo]()
$194
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Fri 11/276:00 am -
1 stop4h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![United Airlines logo]()
$204
This United Airlines deal was found by Cheapflights users on 10/25. 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 1/55:00 am -
1 stop5h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![United Airlines logo]()
$211
This Delta deal was found by Cheapflights users on 10/23. 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.
Mon 11/236:00 am -
1 stop4h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Delta logo]()
$213
This American Airlines deal was found by Cheapflights users on 10/22. 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.
Sun 11/224:25 pm -
1 stop5h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![American Airlines logo]()
$221
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Tue 11/246:30 am -
1 stop4h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![American Airlines logo]()
$224
Find flight deals from Ontario to Tucson
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Tucson (TUS). 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 October 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $251 (Delta) |
One-way from | $126 (Southwest) |
Popular in | May |
Cheapest in | February |
Average price | $364 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Tucson 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 26, 2026.
Use the filters below to find and compare flights from Ontario to Tucson that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
OntarioTucson
ONT Ontario - TUS Tucson
ONTTUS
Ontario
Sun 11/22
5:00 am-8:45 am
1 stop2h 45m
Tucson
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$143
OntarioTucson
ONT Ontario - TUS Tucson
ONTTUS
Ontario
Fri 11/27
6:00 am-11:38 am
1 stop4h 38m
Tucson
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$204
OntarioTucson
ONT Ontario - TUS Tucson
ONTTUS
Ontario
Mon 11/23
6:00 am-11:35 am
1 stop4h 35m
Tucson
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$213
OntarioTucson
ONT Ontario - TUS Tucson
ONTTUS
Ontario
Sun 12/6
5:00 am-12:00 pm
1 stop6h 00m
Tucson
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$221
OntarioTucson
ONT Ontario - TUS Tucson
ONTTUS
Ontario
Sun 12/20
9:35 am-2:12 pm
1 stop3h 37m
Tucson
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$243
OntarioTucson
ONT Ontario - TUS Tucson
ONTTUS
Ontario
Mon 11/16
5:00 pm-9:55 pm
1 stop3h 55m
Tucson
Mon 11/23
8:40 pm-11:40 pm
1 stop4h 00m
$251
OntarioTucson
ONT Ontario - TUS Tucson
ONTTUS
Ontario
Mon 12/7
5:00 pm-9:55 pm
1 stop3h 55m
Tucson
Sat 12/12
6:05 am-11:20 am
2 stops6h 15m
$256
OntarioTucson
ONT Ontario - TUS Tucson
ONTTUS
Ontario
Fri 12/4
3:20 pm-9:55 pm
1 stop5h 35m
Tucson
Sun 12/6
9:25 am-2:05 pm
1 stop5h 40m
$285
OntarioTucson
ONT Ontario - TUS Tucson
ONTTUS
Ontario
Thu 11/26
5:00 am-1:34 pm
1 stop7h 34m
Tucson
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$295
OntarioTucson
ONT Ontario - TUS Tucson
ONTTUS
Ontario
Tue 11/10
4:17 pm-9:49 pm
1 stop4h 32m
Tucson
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$326
Showing 1-10 of 18 resultsSorted by cheapest first
Compare providers for flights from Ontario to Tucson
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Tucson in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Ontario-Tucson flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Tucson flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Tucson flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Tucson flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Tucson flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Ontario to Tucson
Have a flexible travel schedule? Discover the best time to fly to Tucson from Ontario with our price prediction graph.
ONT-TUS
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 Tucson
Prices
More
What is the cheapest month to book a flight from Ontario to Tucson?
Currently, February is the cheapest month in which you can book a flight from Ontario to Tucson (average of $271). Flying from Ontario to Tucson in May is currently the most expensive (average of $726). 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.
How much does it cost to fly round-trip from Ontario to Tucson?
Airfare is below average for this route at the moment.
Ontario to Tucson flights typically cost between $338 and $410 in December.The cheapest round-trip price found within the last 5 days was $251 on Delta (Dec 5-Dec 9).
What’s the top layover airport for flights from Ontario to Tucson?
Share of 1-stop round-trip flights from Ontario to Tucson chosen by Cheapflights users in the past 12 months, using the same layover each way.
Phoenix (PHX) – chosen by Cheapflights users on 50% of 1-stop itineraries from Ontario to Tucson on Cheapflights.
What’s the cheapest layover airport for flights from Ontario to Tucson?
Average round-trip fare for 1-stop flights from Ontario to Tucson, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Las Vegas (LAS) is the most affordable 1-stop option, with an average round-trip price of $199.
What’s the fastest layover option from Ontario to Tucson?
Shortest average travel time for 1-stop one-way flights from Ontario to Tucson, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Phoenix (PHX) have the shortest average one-way travel time for 1-stop routes: 3h 15m.
Which airport typically offers the quickest layover for flights from Ontario to Tucson?
Average layover duration for 1-stop one-way flights from Ontario to Tucson, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Phoenix (PHX) offer the fastest connection on this route, with an average layover time of 0h 53m.
Reviews of airlines servicing Tucson
Get insights into the airlines that provide service to Tucson. 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 Tucson. Reviews last updated October 26, 2026.
See what other customers who have flown with Southwest and American Airlines from Ontario to Tucson have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Comfort
8.0
Entertainment
7.4
Food
7.0
Overall
7.9
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Comfort
8.0
Entertainment
7.4
Food
7.0
Overall
7.9
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Comfort
8.0
Entertainment
7.4
Food
7.0
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 Tucson. 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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Book flights to Tucson if you plan to visit one of these locationsSierra Vista
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Top 2 airlines flying from Ontario to Tucson
Discover the top 2 airlines that operate flights from Ontario to Tucson. 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 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$267 | Average$370 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$329 | Average$576 | FlexibilityNo cancel fee | On-time63% |