$155+ Cheap flights from Ontario to Tucson (ONT - TUS)
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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — TUS
Aug 5 — Aug 121
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
Cheapest
Best
Last-minute
One-way
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 July 6, 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 July 6, 2026.
This Booking.com deal was found by Cheapflights users on 7/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:00 am
ONT
- TUS
1 stop8h 30m
Frontier
Sun 10/253:25 pm
TUS
- ONT
1 stop19h 18m
Frontier
Deal found 7/2![Frontier logo]()
$287
This American Airlines deal was found by Cheapflights users on 7/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:20 am
ONT
- TUS
1 stop4h 54m
American Airlines
Sat 11/74:01 pm
TUS
- ONT
1 stop3h 19m
American Airlines
Deal found 7/1![American Airlines logo]()
$309
This Southwest deal was found by Cheapflights users on 7/2. 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.
Wed 7/224:10 pm
ONT
- TUS
2 stops6h 40m
Southwest
Sat 7/255:15 am
TUS
- ONT
1 stop3h 25m
Southwest
Deal found 7/2![Southwest logo]()
$314
This Southwest deal was found by Cheapflights users on 7/1. 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 8/155:40 am
ONT
- TUS
2 stops7h 00m
Southwest
Sat 8/225:20 am
TUS
- ONT
2 stops7h 00m
Southwest
Deal found 7/1![Southwest logo]()
$319
This Booking.com deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:00 am
ONT
- TUS
1 stop8h 30m
Frontier
Sun 10/253:25 pm
TUS
- ONT
1 stop19h 18m
Frontier
Deal found 7/5![Frontier logo]()
$332
This American Airlines deal was found by Cheapflights users on 7/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:15 am
ONT
- TUS
1 stop3h 26m
American Airlines
Sat 8/228:40 am
TUS
- ONT
1 stop3h 23m
American Airlines
Deal found 7/3![American Airlines logo]()
$337
This Booking.com deal was found by Cheapflights users on 7/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:00 am
ONT
- TUS
1 stop8h 30m
Frontier
Sun 10/113:25 pm
TUS
- ONT
1 stop19h 18m
Frontier
Deal found 7/3![Frontier logo]()
$352
This Southwest deal was found by Cheapflights users on 7/6. 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 8/51:50 pm
ONT
- TUS
1 stop8h 05m
Southwest
Wed 8/127:25 am
TUS
- ONT
1 stop3h 00m
Southwest
Deal found 7/6![Southwest logo]()
$355
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 July 6, 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 July 6, 2026.
This Southwest deal was found by Cheapflights users on 7/2. 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.
Wed 7/223:30 pm
ONT
- TUS
2 stops7h 20m
Southwest
Sat 7/259:40 am
TUS
- ONT
2 stops10h 45m
Southwest
Deal found 7/2![Southwest logo]()
$325
This Southwest deal was found by Cheapflights users on 7/1. 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.
Thu 9/1712:00 pm
ONT
- TUS
2 stops9h 00m
Southwest
Fri 9/1811:55 am
TUS
- ONT
1 stop3h 10m
Southwest
Deal found 7/1![Southwest logo]()
$371
This Southwest deal was found by Cheapflights users on 7/2. 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.
Wed 7/223:30 pm
ONT
- TUS
2 stops7h 20m
Southwest
Thu 7/236:45 am
TUS
- ONT
2 stops6h 40m
Southwest
Deal found 7/2![Southwest logo]()
$372
This Southwest deal was found by Cheapflights users on 7/1. 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 9/181:15 pm
ONT
- TUS
2 stops7h 45m
Southwest
Mon 9/215:10 am
TUS
- ONT
2 stops7h 00m
Southwest
Deal found 7/1![Southwest logo]()
$376
This Southwest deal was found by Cheapflights users on 7/6. 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 8/122:10 pm
ONT
- TUS
2 stops6h 25m
Southwest
Thu 8/139:55 am
TUS
- ONT
2 stops7h 10m
Southwest
Deal found 7/6![Southwest logo]()
$386
This Southwest deal was found by Cheapflights users on 7/6. 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 8/216:20 am
ONT
- TUS
1 stop4h 55m
Southwest
Sat 8/225:20 am
TUS
- ONT
1 stop3h 25m
Southwest
Deal found 7/6![Southwest logo]()
$395
This Southwest deal was found by Cheapflights users on 7/3. 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.
Sun 8/27:00 pm
ONT
- TUS
1 stop4h 55m
Southwest
Fri 8/75:35 am
TUS
- ONT
1 stop3h 45m
Southwest
Deal found 7/3![Southwest logo]()
$395
This Southwest deal was found by Cheapflights users on 7/3. 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 7/259:50 am
ONT
- TUS
1 stop4h 05m
Southwest
Wed 7/295:40 am
TUS
- ONT
1 stop3h 35m
Southwest
Deal found 7/3![Southwest logo]()
$415
This Southwest deal was found by Cheapflights users on 7/3. 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 7/254:55 pm
ONT
- TUS
2 stops6h 10m
Southwest
Mon 7/273:15 pm
TUS
- ONT
1 stop7h 25m
Southwest
Deal found 7/3![Southwest logo]()
$420
Last-minute flights from Ontario to TucsonDiscover last-minute flight deals from Ontario to Tucson. Data last updated July 6, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Tucson. Data last updated July 6, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:11 am
ONT
- TUS
1 stop3h 29m
American Airlines
Sat 7/255:20 pm
TUS
- ONT
1 stop4h 24m
American Airlines
Deal found 7/2![American Airlines logo]()
$309
This Southwest deal was found by Cheapflights users on 7/2. 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.
Wed 7/224:10 pm
ONT
- TUS
2 stops6h 40m
Southwest
Sat 7/255:15 am
TUS
- ONT
1 stop3h 25m
Southwest
Deal found 7/2![Southwest logo]()
$314
This Southwest deal was found by Cheapflights users on 7/2. 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.
Wed 7/224:10 pm
ONT
- TUS
1 stop6h 25m
Southwest
Thu 7/233:15 pm
TUS
- ONT
1 stop7h 25m
Southwest
Deal found 7/2![Southwest logo]()
$362
This Southwest deal was found by Cheapflights users on 7/6. 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 8/51:50 pm
ONT
- TUS
1 stop8h 05m
Southwest
Wed 8/127:25 am
TUS
- ONT
1 stop3h 00m
Southwest
Deal found 7/6![Southwest logo]()
$355
This Southwest deal was found by Cheapflights users on 7/1. 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 8/155:40 am
ONT
- TUS
2 stops7h 00m
Southwest
Sat 8/225:20 am
TUS
- ONT
2 stops7h 00m
Southwest
Deal found 7/1![Southwest logo]()
$319
This American Airlines deal was found by Cheapflights users on 7/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:15 am
ONT
- TUS
1 stop3h 26m
American Airlines
Sat 8/228:40 am
TUS
- ONT
1 stop3h 23m
American Airlines
Deal found 7/3![American Airlines logo]()
$337
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 July 6, 2026.
Search for one-way flight options from Ontario to Tucson. Find affordable one-way fares based on user searches. Data last updated July 6, 2026.
This American Airlines deal was found by Cheapflights users on 7/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:15 am
ONT
- TUS
1 stop4h 58m
American Airlines
Deal found 7/2![American Airlines logo]()
$155
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/105:05 pm
ONT
- TUS
1 stop4h 41m
Delta
Deal found 7/2![Delta logo]()
$169
This Southwest deal was found by Cheapflights users on 7/2. 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.
Mon 8/105:40 am
ONT
- TUS
2 stops5h 25m
Southwest
Deal found 7/2![Southwest logo]()
$174
This Southwest deal was found by Cheapflights users on 7/6. 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 8/52:10 pm
ONT
- TUS
2 stops6h 25m
Southwest
Deal found 7/6![Southwest logo]()
$183
This United Airlines deal was found by Cheapflights users on 7/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/65:00 am
ONT
- TUS
1 stop7h 27m
United Airlines
Deal found 7/3![United Airlines logo]()
$190
This Southwest deal was found by Cheapflights users on 7/2. 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.
Mon 8/35:30 am
ONT
- TUS
1 stop3h 30m
Southwest
Deal found 7/2![Southwest logo]()
$198
This United Airlines deal was found by Cheapflights users on 7/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:00 am
ONT
- TUS
1 stop7h 27m
United Airlines
Deal found 7/3![United Airlines logo]()
$204
This United Airlines deal was found by Cheapflights users on 7/6. 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 8/55:00 am
ONT
- TUS
1 stop7h 32m
United Airlines
Deal found 7/6![United Airlines logo]()
$213
This United Airlines deal was found by Cheapflights users on 7/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/75:00 am
ONT
- TUS
1 stop7h 32m
United Airlines
Deal found 7/3![United Airlines logo]()
$233
This Southwest deal was found by Cheapflights users on 7/2. 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.
Thu 7/168:45 pm
ONT
- TUS
1 stop3h 00m
Southwest
Deal found 7/2![Southwest logo]()
$256
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 July 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $309 (American Airlines) |
One-way from | $155 (American Airlines) |
Popular in | May |
Cheapest in | February |
Average price | $310 |
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 2,558,603 searches. Data last updated July 6, 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
OntarioTucson
ONT - TUS
ONTTUS
Ontario
Wed 7/22
3:30 pm-10:50 pm
2 stops7h 20m
Tucson
Sat 7/25
9:40 am-8:25 pm
2 stops10h 45m
$325
OntarioTucson
ONT - TUS
ONTTUS
Ontario
Thu 9/17
12:00 pm-9:00 pm
2 stops9h 00m
Tucson
Fri 9/18
11:55 am-3:05 pm
1 stop3h 10m
$371
OntarioTucson
ONT - TUS
ONTTUS
Ontario
Wed 7/22
3:30 pm-10:50 pm
2 stops7h 20m
Tucson
Thu 7/23
6:45 am-1:25 pm
2 stops6h 40m
$372
OntarioTucson
ONT - TUS
ONTTUS
Ontario
Fri 9/18
1:15 pm-9:00 pm
2 stops7h 45m
Tucson
Mon 9/21
5:10 am-12:10 pm
2 stops7h 00m
$376
OntarioTucson
ONT - TUS
ONTTUS
Ontario
Wed 8/12
2:10 pm-8:35 pm
2 stops6h 25m
Tucson
Thu 8/13
9:55 am-5:05 pm
2 stops7h 10m
$386
OntarioTucson
ONT - TUS
ONTTUS
Ontario
Fri 8/21
6:20 am-11:15 am
1 stop4h 55m
Tucson
Sat 8/22
5:20 am-8:45 am
1 stop3h 25m
$395
OntarioTucson
ONT - TUS
ONTTUS
Ontario
Sun 8/2
7:00 pm-11:55 pm
1 stop4h 55m
Tucson
Fri 8/7
5:35 am-9:20 am
1 stop3h 45m
$395
Quickest round-trip
OntarioTucson
ONT - TUS
ONTTUS
Ontario
Sat 7/25
9:50 am-1:55 pm
1 stop4h 05m
Tucson
Wed 7/29
5:40 am-9:15 am
1 stop3h 35m
$415
OntarioTucson
ONT - TUS
ONTTUS
Ontario
Sat 7/25
4:55 pm-11:05 pm
2 stops6h 10m
Tucson
Mon 7/27
3:15 pm-10:40 pm
1 stop7h 25m
$420
Cheapest one-way
OntarioTucson
ONT - TUS
ONTTUS
Ontario
Sat 9/19
1:18 pm-8:30 pm
1 stop7h 12m
$204
Showing 1-10 of 21 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 July.
| 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
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?
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 July 6, 2026.
See what other customers who have flown with Southwest,American Airlines, andFrontier 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.
Comfort
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Overall
7.9
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.
Traveling to a place near Tucson?
Book flights to Tucson if you plan to visit one of these locationsSierra Vista
Bisbee
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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Ontario
Popular flights
Tucson flight routes
Alternative routes for Ontario to Tucson
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Tucson by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Tucson by cabin class
Find flights from Ontario to Tucson, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Tucson flights
Browse other Ontario and Tucson flight options. Last updated on July 6, 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 July 6, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Tucson
Explore flights to Tucson departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 6, 2026.
Top 3 airlines flying from Ontario to Tucson
Discover the top 3 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 2,558,603 searches. Data last updated July 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$78 | Average$190 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$254 | Average$369 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$312 | Average$576 | FlexibilityNo cancel fee | On-time63% |