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Cheap flights from Tucson to Ontario from C$ 298

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 27/9. Fares are subject to change and may not be available on all flights or dates of travel.
TUS — YYZ
21 Aug — 28 Aug1
1 adult

Cheap flight deals from Tucson to Ontario

Keep the following information in mind while searching for Tucson to Ontario flight deals. Data was last updated 16 August 2025.

Round-trip from

C$ 716

One-way from

C$ 298

Popular in

December

Cheapest in

April

Average price

C$ 424
24/9-30/9
  • 24/9-30/9
  • 3 total stops
  • 51h 26m total
  • Tucson to Ontario
Search Deals
Delta
  • Delta
  • 27/9
  • 2 total stops
  • 13h 20m total
  • Tucson to Ontario
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (C$ 172 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease (C$ 72 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Tucson to Ontario

Cheapest flights from Tucson to Ontario
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 16 August 2025.

Wed 24/912:17 p.m.TUS - YYZ
2 stops29h 50mMultiple Airlines
Tue 30/94:45 p.m.YYZ - TUS
1 stop21h 36mMultiple Airlines
Deal found 15/8C$ 716
Mon 29/912:25 p.m.TUS - YUL
1 stop20h 20mAmerican Airlines
Mon 6/105:24 p.m.YUL - TUS
1 stop21h 42mAmerican Airlines
Deal found 15/8C$ 725
Sat 1/113:35 p.m.TUS - YYZ
1 stop22h 00mAlaska Airlines
Sat 8/114:45 p.m.YYZ - TUS
1 stop9h 09mAlaska Airlines
Deal found 13/8C$ 728
Fri 26/94:30 p.m.TUS - YYZ
2 stops13h 52mDelta
Tue 30/910:20 a.m.YYZ - TUS
2 stops14h 16mDelta
Deal found 13/8C$ 758
Fri 17/1010:31 a.m.TUS - YYZ
2 stops25h 29mAlaska Airlines
Mon 20/104:45 p.m.YYZ - TUS
1 stop27h 39mAlaska Airlines
Deal found 13/8C$ 797
Wed 24/97:00 a.m.TUS - YYZ
2 stops13h 20mDelta
Tue 30/910:20 a.m.YYZ - TUS
2 stops14h 16mDelta
Deal found 15/8C$ 819
Fri 26/97:02 a.m.TUS - YYZ
1 stop11h 48mMultiple Airlines
Tue 30/98:00 a.m.YYZ - TUS
2 stops30h 21mMultiple Airlines
Deal found 13/8C$ 826
Thu 23/1010:31 a.m.TUS - YYZ
2 stops25h 29mAlaska Airlines
Sat 25/104:45 p.m.YYZ - TUS
2 stops20h 11mAlaska Airlines
Deal found 14/8C$ 831
Thu 4/95:15 p.m.TUS - YYZ
1 stop25h 35mMultiple Airlines
Mon 8/910:25 p.m.YYZ - TUS
2 stops15h 56mMultiple Airlines
Deal found 13/8C$ 849
Mon 29/912:17 p.m.TUS - YYZ
1 stop23h 43mAlaska Airlines
Mon 6/104:45 p.m.YYZ - TUS
1 stop9h 49mAlaska Airlines
Deal found 15/8C$ 850
Sun 28/912:25 p.m.TUS - YUL
1 stop20h 21mAmerican Airlines
Sun 5/103:44 p.m.YUL - TUS
1 stop11h 02mAmerican Airlines
Deal found 14/8C$ 1,008
Fri 29/81:30 p.m.TUS - YUL
1 stop22h 24mAmerican Airlines
Tue 2/95:29 p.m.YUL - TUS
1 stop21h 06mAmerican Airlines
Deal found 12/8C$ 1,132

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 16 August 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

Wed 24/9

12:17 p.m.-9:07 p.m.

2 stops29h 50m

Toronto Pearson Intl

Tue 30/9

4:45 p.m.-11:21 a.m.

1 stop21h 36m

C$ 716

TucsonMontreal

TUS - YUL

TUSYUL

Tucson

Mon 29/9

12:25 p.m.-11:45 a.m.

1 stop20h 20m

Montreal Pierre Elliott Trudeau Intl

Mon 6/10

5:24 p.m.-12:06 p.m.

1 stop21h 42m

C$ 725

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Sat 1/11

3:35 p.m.-4:35 p.m.

1 stop22h 00m

Toronto Pearson Intl

Sat 8/11

4:45 p.m.-11:54 p.m.

1 stop9h 09m

C$ 728

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Fri 26/9

4:30 p.m.-9:22 a.m.

2 stops13h 52m

Toronto Pearson Intl

Tue 30/9

10:20 a.m.-9:36 p.m.

2 stops14h 16m

C$ 758

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Fri 17/10

10:31 a.m.-3:00 p.m.

2 stops25h 29m

Toronto Pearson Intl

Mon 20/10

4:45 p.m.-5:24 p.m.

1 stop27h 39m

C$ 797

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Wed 24/9

7:00 a.m.-11:20 p.m.

2 stops13h 20m

Toronto Pearson Intl

Tue 30/9

10:20 a.m.-9:36 p.m.

2 stops14h 16m

C$ 819

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Fri 26/9

7:02 a.m.-9:50 p.m.

1 stop11h 48m

Toronto Pearson Intl

Tue 30/9

8:00 a.m.-11:21 a.m.

2 stops30h 21m

C$ 826

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Thu 23/10

10:31 a.m.-3:00 p.m.

2 stops25h 29m

Toronto Pearson Intl

Sat 25/10

4:45 p.m.-9:56 a.m.

2 stops20h 11m

C$ 831

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Thu 4/9

5:15 p.m.-9:50 p.m.

1 stop25h 35m

Toronto Pearson Intl

Mon 8/9

10:25 p.m.-11:21 a.m.

2 stops15h 56m

C$ 849

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Mon 29/9

12:17 p.m.-3:00 p.m.

1 stop23h 43m

Toronto Pearson Intl

Mon 6/10

4:45 p.m.-11:34 p.m.

1 stop9h 49m

C$ 850

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/8

Showing 1-10 of 28 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, January is the cheapest month in which you can book a flight from Tucson to Region of Ontario (average of C$ 168). Flying from Tucson to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 16 August 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Tucson to Region of Ontario as you normally would.

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 16 August 2025.
Read through reviews of airlines operating flights from Tucson to Ontario, such as United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,916 reviews
Check prices

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,916 reviews
United Airlines
7.4
Good
8,916 reviews
Check prices

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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.

  • 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, January is the cheapest month in which you can book a flight from Tucson to Region of Ontario (average of C$ 168). Flying from Tucson to Region of Ontario in July is currently the most expensive (average of C$ 258). 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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Alternative routes for Tucson to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Tucson to Ontario

Discover the top airline 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 629,999 searches. Data last updated 16 August 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 1,087AverageC$ 1,114FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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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