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Ontario

$113+ Cheap flights from Tucson (TUS) to Ontario

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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
TUS — YYZ
Dec 24 — Dec 311
Wed 12/24
Wed 12/31
1 adult, Economy
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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 November 24, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$279
(Kiwi.com)

One-way from

$113
(Kiwi.com)

Popular in

September

Cheapest in

June

Average price

$539
Provider with most accurate pricing for Tucson-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for Tucson-Toronto (YTO) flights.
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From Tucson to Ontario
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One-way flight from Tucson to Ontario
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Highest demand for flights based on searches. 47% potential increase in price ($708 potential increase over avg. RT price).
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Cheapest flight prices on average. 48% potential price decrease ($253 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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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 November 24, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:01 amTUS - YYZ
1 stop31h 34mMultiple Airlines
Wed 1/1410:15 pmYYZ - TUS
2 stops43h 08mMultiple Airlines
Deal found 11/22$482
This Kiwi.com deal was found by Cheapflights users on 11/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/57:21 pmTUS - YYZ
2 stops48h 02mMultiple Airlines
Mon 12/159:35 amYYZ - TUS
1 stop11h 06mMultiple Airlines
Deal found 11/23$489
This Kiwi.com deal was found by Cheapflights users on 11/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/217:43 pmTUS - YYZ
1 stop9h 04mMultiple Airlines
Sun 12/288:00 pmYYZ - TUS
2 stops17h 55mMultiple Airlines
Deal found 11/23$504
This Kiwi.com deal was found by Cheapflights users on 11/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/114:41 pmTUS - YYZ
2 stops13h 09mMultiple Airlines
Sun 12/147:55 pmYYZ - TUS
1 stop24h 46mMultiple Airlines
Deal found 11/22$532
This Alaska Airlines deal was found by Cheapflights users on 11/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:01 amTUS - YYZ
1 stop31h 34mAlaska Airlines
Wed 1/144:45 pmYYZ - TUS
1 stop24h 45mAlaska Airlines
Deal found 11/22$563
This Alaska Airlines deal was found by Cheapflights users on 11/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/117:29 amTUS - YYZ
2 stops30h 06mAlaska Airlines
Sun 12/144:45 pmYYZ - TUS
2 stops30h 44mAlaska Airlines
Deal found 11/22$591
This Delta deal was found by Cheapflights users on 11/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:30 amTUS - YUL
2 stops14h 29mDelta
Mon 1/57:30 pmYUL - TUS
2 stops19h 02mDelta
Deal found 11/22$712
This Kiwi.com deal was found by Cheapflights users on 11/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/184:36 pmTUS - YYZ
2 stops36h 11mMultiple Airlines
Tue 12/239:35 amYYZ - TUS
1 stop11h 00mMultiple Airlines
Deal found 11/23$720
This Alaska Airlines deal was found by Cheapflights users on 11/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/44:41 pmTUS - YYZ
1 stop20h 54mAlaska Airlines
Mon 1/124:45 pmYYZ - TUS
1 stop33h 14mAlaska Airlines
Deal found 11/23$732
This United Airlines deal was found by Cheapflights users on 11/23. 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.
Thu 12/256:34 pmTUS - YUL
1 stop20h 15mUnited Airlines
Sun 12/285:25 pmYUL - TUS
1 stop18h 34mUnited Airlines
Deal found 11/23$900
This Delta deal was found by Cheapflights users on 11/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/76:00 amTUS - YUL
1 stop9h 25mDelta
Thu 12/117:10 amYUL - TUS
1 stop8h 59mDelta
Deal found 11/21$937
This American Airlines deal was found by Cheapflights users on 11/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/59:15 amTUS - YUL
2 stops11h 25mAmerican Airlines
Tue 12/97:00 amYUL - TUS
2 stops16h 04mAmerican Airlines
Deal found 11/22$978

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 2,558,603 searches. Data last updated November 24, 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

Tue 1/6

4:34 pm-3:35 pm

1 stop21h 01m

Toronto Pearson Intl

Wed 1/14

10:15 pm-3:23 pm

2 stops43h 08m

$366

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Tue 2/3

3:03 pm-3:35 pm

2 stops22h 32m

Toronto Pearson Intl

Sat 2/7

4:45 pm-5:28 pm

2 stops26h 43m

$399

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Tue 2/3

3:03 pm-3:35 pm

2 stops22h 32m

Toronto Pearson Intl

Sun 2/8

4:45 pm-5:28 pm

2 stops26h 43m

$409

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Thu 1/22

6:00 am-3:35 pm

1 stop31h 35m

Toronto Pearson Intl

Sat 1/24

4:45 pm-3:30 pm

1 stop24h 45m

$417

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Tue 1/6

6:01 am-3:35 pm

1 stop31h 34m

Toronto Pearson Intl

Wed 1/14

4:45 pm-11:59 pm

1 stop9h 14m

$424

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Tue 1/13

4:29 pm-3:35 pm

1 stop21h 06m

Toronto Pearson Intl

Fri 2/20

7:45 am-11:59 pm

2 stops18h 14m

$425

TucsonMontreal

TUS - YUL

TUSYUL

Tucson

Fri 1/9

1:42 pm-8:44 am

2 stops17h 02m

Montreal Pierre Elliott Trudeau Intl

Mon 1/12

7:30 pm-12:32 pm

2 stops19h 02m

$697

TucsonMontreal

TUS - YUL

TUSYUL

Tucson

Thu 12/18

7:30 am-11:59 pm

2 stops14h 29m

Montreal Pierre Elliott Trudeau Intl

Mon 1/5

7:30 pm-12:32 pm

2 stops19h 02m

$712

TucsonMontreal

TUS - YUL

TUSYUL

Tucson

Wed 1/7

10:41 am-10:20 am

2 stops21h 39m

Montreal Pierre Elliott Trudeau Intl

Wed 1/14

6:25 pm-11:15 pm

1 stop30h 50m

$719

TucsonMontreal

TUS - YUL

TUSYUL

Tucson

Wed 1/7

8:00 am-10:59 pm

2 stops12h 59m

Montreal Pierre Elliott Trudeau Intl

Wed 1/14

7:00 am-8:28 pm

2 stops15h 28m

$725

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/22

Showing 1-10 of 30 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, December is the cheapest month in which you can book a flight from Tucson to Region of Ontario (average of $203). Flying from Tucson to Region of Ontario in October is currently the most expensive (average of $661). 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 November 24, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 56% on flights from Tucson to Region of Ontario by exploring options for tickets in the afternoon.

How much does it cost to fly round-trip from Tucson to Region of Ontario?

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 November 24, 2025.
Read reviews from past customers who have flown United Airlines, American Airlines, and Air Canada from Tucson to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,039 reviews

Crew

8.1

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,039 reviews
United Airlines
7.4
Good
9,039 reviews

Crew

8.1

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,043 reviews
United Airlines
7.4
Good
9,039 reviews

Crew

8.1

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Air Canada
7.1
Good
10,466 reviews
United Airlines
7.4
Good
9,039 reviews

Crew

8.1

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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?

    Tucson (TUS), located 7.5 mi from the city center, is the airport you fly out of when you book flights from Tucson to Ontario.

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

    A quick flight from Tucson to Region of Ontario can take about 17h 02m. Alaska Airlines provides one of the quickest options available for as low as $697. The distance from Tucson to Region of Ontario is about 2178 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    When deciding which route to take from Tucson to Region of Ontario consider Tucson - Toronto Pearson Intl, Tucson - Montreal Pierre Elliott Trudeau Intl or Tucson - Toronto Island as they are the most popular.

  • 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, December is the cheapest month in which you can book a flight from Tucson to Region of Ontario (average of $203). Flying from Tucson to Region of Ontario in October is currently the most expensive (average of $661). 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 3 airlines flying from Tucson to Ontario

Discover the top 3 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 2,558,603 searches. Data last updated November 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$330Average$348FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$337Average$576FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$380Average$608FlexibilityNo cancel feeOn-time71%

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