$126+ Cheap flights from Tucson to Ontario (TUS - ONT)
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 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
TUS — ONT
Nov 25 — Dec 21
Round-trip
1 adult, Economy
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Find cheap flights from Tucson to Ontario 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 Tucson to Ontario
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Best
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Cheapest flights from Tucson to OntarioExplore the most affordable flight options available from Tucson to Ontario. 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 Tucson to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
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.
Thu 11/128:40 pm -
1 stop4h 00m
Mon 11/163:20 pm -
1 stop5h 35m
Deal found 10/23![Southwest logo]()
$251
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/184:00 pm -
1 stop3h 10m
Mon 11/239:20 am -
1 stop4h 01m
Deal found 10/23![American Airlines logo]()
$280
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:51 pm -
1 stop4h 01m
Mon 11/239:20 am -
1 stop4h 01m
Deal found 10/23![American Airlines logo]()
$282
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/175:55 pm -
1 stop5h 02m
Fri 1/19:35 am -
1 stop3h 37m
Deal found 10/23![American Airlines logo]()
$293
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.
Tue 12/15:53 pm -
1 stop7h 04m
Sun 12/66:00 am -
1 stop4h 37m
Deal found 10/23![Delta logo]()
$301
This Southwest deal was found by Cheapflights users on 10/24. 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 11/245:40 am -
1 stop3h 25m
Fri 11/274:25 pm -
2 stops5h 30m
Deal found 10/24![Southwest logo]()
$306
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:47 pm -
1 stop3h 22m
Sun 11/159:29 am -
1 stop3h 47m
Deal found 10/23![American Airlines logo]()
$326
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.
Wed 11/186:05 am -
2 stops7h 05m
Mon 11/234:00 pm -
1 stop5h 55m
Deal found 10/23![Southwest logo]()
$328
This United Airlines deal was found by Cheapflights users on 10/24. 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 11/174:23 pm -
1 stop4h 52m
Wed 11/186:00 am -
1 stop4h 38m
Deal found 10/24![United Airlines logo]()
$331
Best flights from Tucson to OntarioDiscover carefully curated flight deals from Tucson to Ontario 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 Tucson to Ontario 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 10/23. 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 12/74:25 pm -
2 stops5h 15m
Thu 12/105:45 am -
1 stop3h 35m
Deal found 10/23![Southwest logo]()
$256
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.
Tue 12/15:53 pm -
1 stop7h 04m
Sun 12/66:00 am -
1 stop4h 37m
Deal found 10/23![Delta logo]()
$301
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/82:41 pm -
1 stop7h 30m
Wed 12/96:00 am -
1 stop4h 37m
Deal found 10/23![United Airlines logo]()
$341
This Southwest deal was found by Cheapflights users on 10/26. 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 12/1810:30 am -
1 stop6h 10m
Wed 1/201:50 pm -
1 stop7h 20m
Deal found 10/26![Southwest logo]()
$331
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/112:00 pm -
1 stop5h 01m
Sat 11/149:25 am -
1 stop5h 02m
Deal found 10/22![United Airlines logo]()
$341
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.
Sun 12/205:40 am -
1 stop3h 25m
Sun 12/271:45 pm -
2 stops7h 20m
Deal found 10/22![Southwest logo]()
$390
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.
Sat 11/74:15 pm -
1 stop3h 35m
Wed 11/1111:15 am -
2 stops8h 10m
Deal found 10/23![Southwest logo]()
$411
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.
Sat 12/197:00 am -
2 stops8h 00m
Mon 12/285:00 pm -
2 stops7h 20m
Deal found 10/22![Southwest logo]()
$421
This Southwest deal was found by Cheapflights users on 10/26. 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 11/148:10 am -
2 stops6h 20m
Mon 11/163:20 pm -
1 stop5h 35m
Deal found 10/26![Southwest logo]()
$423
Last-minute flights from Tucson to OntarioDiscover last-minute flight deals from Tucson to Ontario. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from Tucson to Ontario. Data last updated October 26, 2026 and is based on user searches.
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.
Thu 11/128:40 pm -
1 stop4h 00m
Mon 11/163:20 pm -
1 stop5h 35m
Deal found 10/23![Southwest logo]()
$251
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:47 pm -
1 stop3h 22m
Sun 11/159:29 am -
1 stop3h 47m
Deal found 10/23![American Airlines logo]()
$326
This United Airlines deal was found by Cheapflights users on 10/24. 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 11/174:23 pm -
1 stop4h 52m
Wed 11/186:00 am -
1 stop4h 38m
Deal found 10/24![United Airlines logo]()
$331
This Southwest deal was found by Cheapflights users on 10/24. 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 11/1712:35 pm -
2 stops6h 05m
Wed 11/185:00 pm -
1 stop3h 50m
Deal found 10/24![Southwest logo]()
$336
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/184:00 pm -
1 stop3h 10m
Mon 11/239:20 am -
1 stop4h 01m
Deal found 10/23![American Airlines logo]()
$280
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.
Wed 11/186:05 am -
2 stops7h 05m
Mon 11/234:00 pm -
1 stop5h 55m
Deal found 10/23![Southwest logo]()
$328
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:51 pm -
1 stop4h 01m
Mon 11/239:20 am -
1 stop4h 01m
Deal found 10/23![American Airlines logo]()
$282
This Southwest deal was found by Cheapflights users on 10/24. 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 11/245:40 am -
1 stop3h 25m
Fri 11/274:25 pm -
2 stops5h 30m
Deal found 10/24![Southwest logo]()
$306
One-way flights from Tucson to OntarioSearch for one-way flight options from Tucson to Ontario. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
Search for one-way flight options from Tucson to Ontario. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
This Southwest deal was found by Cheapflights users on 10/22. 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 11/197:10 am -
1 stop3h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Southwest logo]()
$126
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 11/2312:45 pm -
1 stop5h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![American Airlines logo]()
$171
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/13:59 pm -
1 stop4h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![American Airlines logo]()
$193
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.
Wed 11/259:42 am -
1 stop4h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![American Airlines logo]()
$204
This United Airlines deal was found by Cheapflights users on 10/24. 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.
Thu 11/194:23 pm -
1 stop7h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![United Airlines logo]()
$211
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/94:23 pm -
1 stop4h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![United 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 11/2411:19 am -
1 stop5h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![American Airlines logo]()
$224
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/16:25 am -
1 stop7h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![United Airlines logo]()
$246
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.
Fri 11/206:51 pm -
1 stop4h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![American Airlines logo]()
$258
This Delta deal was found by Cheapflights users on 10/26. 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 11/108:10 am -
1 stop5h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Delta logo]()
$281
Find flight deals from Tucson to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Tucson (TUS) to Ontario (ONT). 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 (Southwest) |
One-way from | $126 (Southwest) |
Popular in | August |
Cheapest in | October |
Average price | $238 |
Cheapflights Fare Finder
Customize your flight search to find flights from Tucson to Ontario 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 Tucson to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
TucsonOntario
TUS Tucson - ONT Ontario
TUSONT
Tucson
Thu 11/19
7:10 am-9:20 am
1 stop3h 10m
Ontario
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$126
TucsonOntario
TUS Tucson - ONT Ontario
TUSONT
Tucson
Thu 11/19
2:00 pm-8:15 pm
1 stop7h 15m
Ontario
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$126
TucsonOntario
TUS Tucson - ONT Ontario
TUSONT
Tucson
Mon 11/9
8:40 pm-11:40 pm
1 stop4h 00m
Ontario
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$126
TucsonOntario
TUS Tucson - ONT Ontario
TUSONT
Tucson
Sat 11/21
4:23 pm-8:15 pm
1 stop4h 52m
Ontario
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$171
TucsonOntario
TUS Tucson - ONT Ontario
TUSONT
Tucson
Mon 12/7
4:25 pm-8:40 pm
2 stops5h 15m
Ontario
Thu 12/10
5:45 am-10:20 am
1 stop3h 35m
$256
TucsonOntario
TUS Tucson - ONT Ontario
TUSONT
Tucson
Tue 11/10
8:10 am-12:17 pm
1 stop5h 07m
Ontario
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$281
TucsonOntario
TUS Tucson - ONT Ontario
TUSONT
Tucson
Sat 11/14
5:50 pm-10:16 pm
1 stop5h 26m
Ontario
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$281
TucsonOntario
TUS Tucson - ONT Ontario
TUSONT
Tucson
Fri 1/1
6:25 am-12:42 pm
1 stop7h 17m
Ontario
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$295
TucsonOntario
TUS Tucson - ONT Ontario
TUSONT
Tucson
Tue 12/1
5:53 pm-11:57 pm
1 stop7h 04m
Ontario
Sun 12/6
6:00 am-11:37 am
1 stop4h 37m
$301
TucsonOntario
TUS Tucson - ONT Ontario
TUSONT
Tucson
Fri 12/18
10:30 am-3:40 pm
1 stop6h 10m
Ontario
Wed 1/20
1:50 pm-10:10 pm
1 stop7h 20m
$331
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Tucson to Ontario
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 Tucson to Ontario 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 Tucson-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Tucson-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Tucson-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Tucson-Ontario 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 Tucson-Ontario 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 Tucson to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Tucson with our price prediction graph.
TUS-ONT
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 Tucson to Ontario
What is the cheapest month to book a flight from Tucson to Ontario?
Currently, October is the cheapest month in which you can book a flight from Tucson to Ontario (average of $238). Flying from Tucson to Ontario in August is currently the most expensive (average of $692). 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 Tucson to Ontario?
Airfare is typical for this route at the moment.
Tucson to Ontario flights typically cost between $214 and $490 in November.The cheapest round-trip price found within the last 5 days was $251 on Southwest (Nov 12-Nov 16).
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated October 26, 2026.
Peruse reviews from past customers who have flown with Southwest and American Airlines from Tucson to Ontario to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.4
Crew
8.6
Boarding
8.1
Food
7.0
Overall
7.9
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.4
Crew
8.6
Boarding
8.1
Food
7.0
Overall
7.9
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.4
Crew
8.6
Boarding
8.1
Food
7.0
Overall
7.9
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from Tucson to Ontario. 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 Tucson to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Tucson to Ontario by cabin class
Find flights from Tucson to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Ontario
Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 26, 2026.
Tucson and Ontario flights
Browse other Tucson and Ontario flight options. Last updated on October 26, 2026.
Other flights from Tucson
Browse through other flights departing from Tucson. Flights are based on user searches made on Cheapflights and were last updated on October 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Tucson to Ontario
Discover the top 2 airlines that operate flights from Tucson to Ontario. 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$238 | Average$362 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$306 | Average$368 | FlexibilityNo cancel fee | On-time71% |