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Cheap flights from Ontario to Tucson from C$ 345

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 29/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — TUS
16 Sep — 23 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Tucson

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Tucson
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 17 August 2026.

Tue 22/910:00 a.m. -
2 stops14h 26m
Tue 29/97:11 a.m. -
1 stop6h 33m
Deal found 17/8C$ 627
Tue 22/96:00 a.m. -
2 stops17h 50m
Tue 29/911:50 a.m. -
2 stops31h 55m
Deal found 14/8C$ 638
Sat 5/127:00 a.m. -
1 stop8h 29m
Wed 9/122:40 p.m. -
1 stop7h 18m
Deal found 12/8C$ 643
Sat 5/910:00 a.m. -
2 stops13h 56m
Tue 8/911:50 a.m. -
2 stops14h 55m
Deal found 14/8C$ 660
Fri 25/95:20 p.m. -
2 stops30h 28m
Mon 28/911:50 a.m. -
2 stops16h 05m
Deal found 16/8C$ 678
Tue 20/106:25 a.m. -
2 stops17h 00m
Wed 21/106:06 a.m. -
2 stops13h 29m
Deal found 12/8C$ 689
Thu 17/98:00 a.m. -
2 stops15h 50m
Sat 19/96:35 a.m. -
2 stops21h 20m
Deal found 13/8C$ 692
Wed 2/98:00 a.m. -
2 stops15h 56m
Sun 6/911:54 a.m. -
2 stops21h 01m
Deal found 17/8C$ 702
Sat 24/104:18 p.m. -
1 stop7h 07m
Tue 3/1110:42 a.m. -
2 stops11h 17m
Deal found 14/8C$ 704
Tue 22/96:10 a.m. -
1 stop7h 10m
Tue 29/97:05 a.m. -
2 stops11h 27m
Deal found 15/8C$ 707
Wed 18/118:35 a.m. -
1 stop6h 49m
Sun 22/116:30 a.m. -
1 stop10h 07m
Deal found 13/8C$ 708
Thu 17/912:55 p.m. -
1 stop11h 15m
Sat 19/912:30 p.m. -
1 stop9h 06m
Deal found 13/8C$ 717

Find flight deals from Ontario to Tucson

Keep the following information in mind while searching for Ontario to Tucson flight deals. Data was last updated 17 August 2026.

Round-trip from

C$ 591

One-way from

C$ 345

Popular in

December

Cheapest in

August

Average price

C$ 689
United Airlines
  • United Airlines
  • 12/1-13/1
  • 3 total stops
  • 38h 40m total
  • Ontario to Tucson
Search Deals
Delta
  • Delta
  • 29/8
  • 1 total stop
  • 10h 00m total
  • Ontario to Tucson
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 128 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 52 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

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 629,999 searches. Data last updated 17 August 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

Price

Cheapest round-trip

TorontoTucson

YYZ Toronto Pearson Intl - TUS Tucson

YYZTUS

Toronto Pearson Intl

Tue 12/1

5:10 p.m.-11:25 a.m.

1 stop20h 15m

Tucson

Wed 13/1

1:30 p.m.-9:55 a.m.

2 stops18h 25m

C$ 591

TorontoTucson

YYZ Toronto Pearson Intl - TUS Tucson

YYZTUS

Toronto Pearson Intl

Tue 12/1

6:15 a.m.-12:14 p.m.

1 stop7h 59m

Tucson

Wed 13/1

1:35 p.m.-12:01 a.m.

1 stop8h 26m

C$ 599

MontrealTucson

YUL Montreal Pierre Elliott Trudeau Intl - TUS Tucson

YULTUS

Montreal Pierre Elliott Trudeau Intl

Sat 5/12

7:00 a.m.-1:29 p.m.

1 stop8h 29m

Tucson

Wed 9/12

2:40 p.m.-11:58 p.m.

1 stop7h 18m

C$ 643

MontrealTucson

YUL Montreal Pierre Elliott Trudeau Intl - TUS Tucson

YULTUS

Montreal Pierre Elliott Trudeau Intl

Sat 5/12

2:20 p.m.-10:02 a.m.

2 stops21h 42m

Tucson

Wed 9/12

11:50 a.m.-1:10 p.m.

2 stops23h 20m

C$ 643

TorontoTucson

YYZ Toronto Pearson Intl - TUS Tucson

YYZTUS

Toronto Pearson Intl

Wed 18/11

7:45 a.m.-9:48 p.m.

2 stops16h 03m

Tucson

Sun 22/11

7:30 a.m.-5:13 a.m.

2 stops19h 43m

C$ 660

OttawaTucson

YOW Ottawa - TUS Tucson

YOWTUS

Ottawa

Tue 20/10

6:25 a.m.-8:25 p.m.

2 stops17h 00m

Tucson

Wed 21/10

6:06 a.m.-10:35 p.m.

2 stops13h 29m

C$ 689

TorontoTucson

YYZ Toronto Pearson Intl - TUS Tucson

YYZTUS

Toronto Pearson Intl

Tue 5/1

6:15 a.m.-2:54 p.m.

1 stop10h 39m

Tucson

Sat 9/1

7:00 a.m.-4:51 p.m.

1 stop7h 51m

C$ 708

TorontoTucson

YYZ Toronto Pearson Intl - TUS Tucson

YYZTUS

Toronto Pearson Intl

Thu 17/9

12:55 p.m.-9:10 p.m.

1 stop11h 15m

Tucson

Sat 19/9

12:30 p.m.-12:36 a.m.

1 stop9h 06m

C$ 717

TorontoTucson

YYZ Toronto Pearson Intl - TUS Tucson

YYZTUS

Toronto Pearson Intl

Sat 24/10

11:00 a.m.-5:20 p.m.

2 stops9h 20m

Tucson

Sun 1/11

6:30 a.m.-3:02 p.m.

1 stop6h 32m

C$ 731

TorontoTucson

YYZ Toronto Pearson Intl - TUS Tucson

YYZTUS

Toronto Pearson Intl

Wed 18/11

6:45 a.m.-1:19 p.m.

1 stop8h 34m

Tucson

Sun 22/11

7:30 a.m.-11:59 p.m.

2 stops14h 29m

C$ 731

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/8

Showing 1-10 of 46 resultsSorted by cheapest first
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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.
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 Region of Ontario to Tucson?

Currently, August is the cheapest month in which you can book a flight from Region of Ontario to Tucson (average of C$ 689). Flying from Region of Ontario to Tucson in December is currently the most expensive (average of C$ 1,285). 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.

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.

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

    Most people fly into Tucson (TUS) if they book a flight to Tucson from Ontario. Tucson is conveniently located just 12.1 km from Tucson’s city centre.

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

    United Airlines, Delta, and WestJet can get you from Region of Ontario to Tucson in just under 7h 59m. Your travel time can differ by up to 12h 16m. Region of Ontario and Tucson are separated by a distance of 3008 km. This flight may include one or multiple stops.

  • What are the most popular routes from Region of Ontario to Tucson?

    The most popular flight routes from Region of Ontario to Tucson are Toronto Pearson Intl - Tucson, Montreal Pierre Elliott Trudeau Intl - Tucson and Ottawa - Tucson.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Tucson 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 Region of Ontario to Tucson?

    Currently, August is the cheapest month in which you can book a flight from Region of Ontario to Tucson (average of C$ 689). Flying from Region of Ontario to Tucson in December is currently the most expensive (average of C$ 1,285). 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 Ontario to Tucson

See prices for flight routes from nearby airports that may be better suited for you.
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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 629,999 searches. Data last updated 17 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 368AverageC$ 1,119FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 685AverageC$ 858FlexibilityNo 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 Ontario to Tucson?

Deals for Ontario to Tucson flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to Tucson for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to Tucson from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for Ontario to Tucson flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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