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Cheap flights from Tucson to Ontario from C$ 135

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 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
TUS — YYZ
25 Jan — 1 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Tucson to Ontario

Enter your travel dates to find the best prices.

Best flights from Tucson to Ontario
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 26 December 2025.

Sun 8/29:59 p.m.TUS - YYZ
1 stop30h 44mMultiple Airlines
Sun 15/24:45 p.m.YYZ - TUS
1 stop33h 14mMultiple Airlines
Deal found 25/12C$ 427
Sun 18/16:00 a.m.TUS - YYZ
1 stop31h 35mAlaska Airlines
Thu 22/14:45 p.m.YYZ - TUS
1 stop9h 14mAlaska Airlines
Deal found 23/12C$ 544
Wed 11/28:00 a.m.TUS - YUL
2 stops12h 59mAmerican Airlines
Sat 21/27:12 a.m.YUL - TUS
2 stops15h 43mAmerican Airlines
Deal found 24/12C$ 1,008
Wed 11/21:42 p.m.TUS - YUL
1 stop8h 08mDelta
Sat 21/26:00 a.m.YUL - TUS
2 stops15h 58mDelta
Deal found 24/12C$ 1,012
Sun 18/16:30 a.m.TUS - YUL
1 stop8h 28mUnited Airlines
Wed 21/16:00 a.m.YUL - TUS
1 stop8h 16mUnited Airlines
Deal found 23/12C$ 1,014
Wed 25/26:00 a.m.TUS - YYZ
1 stop31h 35mAlaska Airlines
Fri 27/24:45 p.m.YYZ - TUS
1 stop25h 00mAlaska Airlines
Deal found 24/12C$ 556
Sun 18/16:30 a.m.TUS - YUL
1 stop8h 28mAir Canada
Wed 21/15:25 p.m.YUL - TUS
1 stop18h 35mAir Canada
Deal found 24/12C$ 1,117
Sun 15/311:49 a.m.TUS - YYZ
1 stop15h 54mMultiple Airlines
Sun 22/310:15 p.m.YYZ - TUS
2 stops43h 33mMultiple Airlines
Deal found 26/12C$ 748
Sun 8/23:03 p.m.TUS - YYZ
2 stops22h 32mAlaska Airlines
Sun 15/24:45 p.m.YYZ - TUS
2 stops30h 43mAlaska Airlines
Deal found 25/12C$ 712
Wed 11/26:30 a.m.TUS - YUL
1 stop8h 28mUnited Airlines
Sat 21/26:00 a.m.YUL - TUS
1 stop12h 05mUnited Airlines
Deal found 24/12C$ 1,114

Find flight deals from Tucson to Ontario

Keep the following information in mind while searching for Tucson to Ontario flight deals. Data was last updated 26 December 2025.

Round-trip from

C$ 427

One-way from

C$ 135
8/2-15/2
  • 8/2-15/2
  • 2 total stops
  • 63h 58m total
  • Tucson to Ontario
Search Deals
8/2
  • 8/2
  • 1 total stop
  • 30h 44m total
  • Tucson to Ontario
Search Deals

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 629,999 searches. Data last updated 26 December 2025.
Use the filters below to find and compare flights from Tucson to Ontario that are best for you.

Fly from

Tucson

Fly to

Ontario

Route

Depart

Return

Price

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Sun 8/2

9:59 p.m.-6:43 a.m.

1 stop30h 44m

Toronto Pearson Intl

Sun 15/2

4:45 p.m.-11:59 p.m.

1 stop33h 14m

C$ 427

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Sun 18/1

6:00 a.m.-3:35 p.m.

1 stop31h 35m

Toronto Pearson Intl

Thu 22/1

4:45 p.m.-11:59 p.m.

1 stop9h 14m

C$ 544

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Wed 25/2

6:00 a.m.-3:35 p.m.

1 stop31h 35m

Toronto Pearson Intl

Fri 27/2

4:45 p.m.-3:45 p.m.

1 stop25h 00m

C$ 556

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Sun 8/2

3:03 p.m.-3:35 p.m.

2 stops22h 32m

Toronto Pearson Intl

Sun 15/2

4:45 p.m.-9:28 p.m.

2 stops30h 43m

C$ 712

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Sun 15/3

11:49 a.m.-6:43 a.m.

1 stop15h 54m

Toronto Pearson Intl

Sun 22/3

10:15 p.m.-2:48 p.m.

2 stops43h 33m

C$ 748

TucsonMontreal

TUS - YUL

TUSYUL

Tucson

Wed 11/2

8:00 a.m.-10:59 p.m.

2 stops12h 59m

Montreal Pierre Elliott Trudeau Intl

Sat 21/2

7:12 a.m.-8:55 p.m.

2 stops15h 43m

C$ 1,008

TucsonMontreal

TUS - YUL

TUSYUL

Tucson

Wed 11/2

1:42 p.m.-11:50 p.m.

1 stop8h 08m

Montreal Pierre Elliott Trudeau Intl

Sat 21/2

6:00 a.m.-7:58 p.m.

2 stops15h 58m

C$ 1,012

TucsonMontreal

TUS - YUL

TUSYUL

Tucson

Sun 18/1

6:30 a.m.-4:58 p.m.

1 stop8h 28m

Montreal Pierre Elliott Trudeau Intl

Wed 21/1

6:00 a.m.-12:16 p.m.

1 stop8h 16m

C$ 1,014

TucsonMontreal

TUS - YUL

TUSYUL

Tucson

Wed 11/2

6:30 a.m.-4:58 p.m.

1 stop8h 28m

Montreal Pierre Elliott Trudeau Intl

Sat 21/2

6:00 a.m.-4:05 p.m.

1 stop12h 05m

C$ 1,114

TucsonMontreal

TUS - YUL

TUSYUL

Tucson

Sun 18/1

6:30 a.m.-4:58 p.m.

1 stop8h 28m

Montreal Pierre Elliott Trudeau Intl

Wed 21/1

5:25 p.m.-10:00 a.m.

1 stop18h 35m

C$ 1,117

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/12

Showing 1-10 of 11 results
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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.
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 Region of Ontario?

Currently, July is the cheapest month in which you can book a flight from Tucson to Region of Ontario (average of C$ 451). Flying from Tucson to Region of Ontario in October is currently the most expensive (average of C$ 904). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from TUS to ON?

Find hourly flight availability from Tucson to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 December 2025.

One of the essential ways to save on airfare from Tucson to Region of Ontario is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 56% on airfare.

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.

  • What airport do you fly from for flights from Tucson to Ontario?

    If you book a flight to Ontario from Tucson, you will be flying from Tucson, which is the city’s only airport. Tucson (TUS) is located 12.1 km from the centre of Tucson.

  • How long is the flight from Tucson to Region of Ontario?

    Departing from Tucson to Region of Ontario will take you 8h 08m. There are 3505 km between Tucson and Region of Ontario. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Tucson to Ontario that include hotel bookings?

    Yes. In addition to deals on Tucson to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Tucson to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Tucson to Ontario.

  • Can I find deals for business class flights from Tucson to Ontario?

    Yes. Cheapflights offers flight deals from Tucson to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Tucson to Region of Ontario?

    Currently, July is the cheapest month in which you can book a flight from Tucson to Region of Ontario (average of C$ 451). Flying from Tucson to Region of Ontario in October is currently the most expensive (average of C$ 904). 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.

See more FAQs

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Fly with Cheapflights

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How does Cheapflights help users find flights from Tucson to Ontario?

When you search for this flight from Tucson to Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Tucson to Ontario?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Tucson to Ontario for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Tucson to Ontario with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Tucson to Ontario, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Tucson to Ontario become cheaper?

Not ready to book yet? You can track prices for flights from Tucson to Ontario on Cheapflights with our Price Alert feature and get notified when better prices are available.

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