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Ontario

$133+ 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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
TUS — YYZ
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
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 September 16, 2025.

Round-trip from

$369
(Kiwi.com)

One-way from

$133
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$323
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. 18% potential increase in price ($104 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/16. 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 10/311:20 pmTUS - YYZ
1 stop14h 00mMultiple Airlines
Fri 11/710:15 pmYYZ - TUS
2 stops41h 20mMultiple Airlines
Deal found 9/16$369
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Wed 10/293:35 pmTUS - YYZ
1 stop21h 00mMultiple Airlines
Wed 11/510:00 amYYZ - TUS
2 stops24h 26mMultiple Airlines
Deal found 9/14$445
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Mon 12/81:42 pmTUS - YYZ
1 stop14h 38mMultiple Airlines
Mon 12/156:30 amYYZ - TUS
2 stops19h 29mMultiple Airlines
Deal found 9/15$447
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 10/293:35 pmTUS - YYZ
1 stop21h 00mAlaska Airlines
Wed 11/54:45 pmYYZ - TUS
1 stop9h 09mAlaska Airlines
Deal found 9/14$473
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Mon 12/81:42 pmTUS - YYZ
1 stop14h 38mMultiple Airlines
Thu 12/189:00 pmYYZ - TUS
2 stops29h 05mMultiple Airlines
Deal found 9/14$501
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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.
Mon 11/1711:40 amTUS - YYZ
2 stops25h 55mAlaska Airlines
Fri 11/214:45 pmYYZ - TUS
1 stop9h 13mAlaska Airlines
Deal found 9/15$513
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 10/32:41 pmTUS - YYZ
1 stop12h 39mMultiple Airlines
Wed 10/89:45 amYYZ - TUS
2 stops25h 06mMultiple Airlines
Deal found 9/16$524
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Mon 9/292:41 pmTUS - YYZ
2 stops19h 57mMultiple Airlines
Mon 10/1310:40 amYYZ - TUS
1 stop11h 57mMultiple Airlines
Deal found 9/15$546
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Mon 9/295:15 pmTUS - YUL
2 stops15h 30mAmerican Airlines
Tue 10/710:30 amYUL - TUS
2 stops14h 52mAmerican Airlines
Deal found 9/14$642
This Delta deal was found by Cheapflights users on 9/15. 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 11/171:48 pmTUS - YUL
2 stops16h 48mDelta
Mon 11/249:26 amYUL - TUS
2 stops16h 33mDelta
Deal found 9/15$668
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/3110:43 amTUS - YUL
1 stop21h 57mAmerican Airlines
Fri 11/73:52 pmYUL - TUS
1 stop23h 00mAmerican Airlines
Deal found 9/15$698
This American Airlines deal was found by Cheapflights users on 9/14. 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 10/45:15 pmTUS - YUL
2 stops15h 31mAmerican Airlines
Sun 10/123:44 pmYUL - TUS
1 stop20h 09mAmerican Airlines
Deal found 9/14$725

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 September 16, 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

Fri 10/31

1:20 pm-6:20 am

1 stop14h 00m

Toronto Pearson Intl

Fri 11/7

10:15 pm-1:35 pm

2 stops41h 20m

$369

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Mon 1/19

1:52 pm-6:47 am

1 stop14h 55m

Toronto Pearson Intl

Thu 1/29

1:30 pm-9:09 pm

2 stops33h 39m

$432

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Wed 10/29

3:35 pm-3:35 pm

1 stop21h 00m

Toronto Pearson Intl

Wed 11/5

10:00 am-8:26 am

2 stops24h 26m

$445

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Mon 12/8

1:42 pm-6:20 am

1 stop14h 38m

Toronto Pearson Intl

Mon 12/15

6:30 am-11:59 pm

2 stops19h 29m

$447

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Wed 10/29

6:30 am-3:35 pm

2 stops30h 05m

Toronto Pearson Intl

Wed 11/5

4:45 pm-11:54 pm

1 stop9h 09m

$473

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Mon 1/19

2:52 pm-3:35 pm

2 stops22h 43m

Toronto Pearson Intl

Thu 1/29

4:45 pm-9:41 pm

2 stops30h 56m

$488

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Mon 12/8

1:42 pm-6:20 am

1 stop14h 38m

Toronto Pearson Intl

Thu 12/18

9:00 pm-12:05 am

2 stops29h 05m

$501

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Mon 11/17

11:40 am-3:35 pm

2 stops25h 55m

Toronto Pearson Intl

Fri 11/21

4:45 pm-11:58 pm

1 stop9h 13m

$513

TucsonMontreal

TUS - YUL

TUSYUL

Tucson

Fri 10/31

10:43 am-11:40 am

1 stop21h 57m

Montreal Pierre Elliott Trudeau Intl

Fri 11/7

3:52 pm-12:52 pm

1 stop23h 00m

$698

TucsonMontreal

TUS - YUL

TUSYUL

Tucson

Sat 10/4

5:15 pm-11:46 am

2 stops15h 31m

Montreal Pierre Elliott Trudeau Intl

Sun 10/12

3:44 pm-8:53 am

1 stop20h 09m

$725

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 31 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 $243). Flying from Tucson to Region of Ontario in August is currently the most expensive (average of $348). 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 September 16, 2025.

When flying from Tucson to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 September 16, 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
8,924 reviews

Comfort

7.3

Food

6.6

Crew

8.1

Entertainment

7.1

Boarding

7.7

Overall

7.4

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
8,924 reviews
United Airlines
7.4
Good
8,924 reviews

Comfort

7.3

Food

6.6

Crew

8.1

Entertainment

7.1

Boarding

7.7

Overall

7.4

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??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,924 reviews

Comfort

7.3

Food

6.6

Crew

8.1

Entertainment

7.1

Boarding

7.7

Overall

7.4

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??
Air Canada
7.1
Good
10,000 reviews
United Airlines
7.4
Good
8,924 reviews

Comfort

7.3

Food

6.6

Crew

8.1

Entertainment

7.1

Boarding

7.7

Overall

7.4

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?

    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 15h 51m. Alaska Airlines provides one of the quickest options available for as low as $734. 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 cheapest airlines to fly from Tucson to Region of Ontario one-way?

    $220 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on Delta and American Airlines, with prices starting from $251 and $309, respectively.

  • 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 - Montreal Pierre Elliott Trudeau Intl, Tucson - Toronto Pearson 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, January is the cheapest month in which you can book a flight from Tucson to Region of Ontario (average of $243). Flying from Tucson to Region of Ontario in August is currently the most expensive (average of $348). 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$330Average$348FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$337Average$548FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$380Average$530FlexibilityNo cancel feeOn-time71%

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