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$235+ 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 7/27. Fares are subject to change and may not be available on all flights or dates of travel.
TUS — YYZ
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$563
(Alaska Airlines)

One-way from

$235
(Delta)

Popular in

December

Cheapest in

April

Average price

$319
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. 19% potential increase in price ($100 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 10/410:31 amTUS - YYZ
2 stops25h 29mAlaska Airlines
Thu 10/94:45 pmYYZ - TUS
1 stop33h 49mAlaska Airlines
Deal found 6/10$563
This Delta deal was found by Cheapflights users on 6/11. 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.
Fri 7/117:00 amTUS - YYZ
2 stops13h 59mDelta
Tue 7/156:15 amYYZ - TUS
1 stop8h 31mDelta
Deal found 6/11$590
This Delta deal was found by Cheapflights users on 6/10. 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 6/3011:50 amTUS - YUL
2 stops20h 49mDelta
Fri 7/46:00 amYUL - TUS
2 stops18h 58mDelta
Deal found 6/10$621
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Tue 8/266:00 amTUS - YYZ
2 stops12h 40mUnited Airlines
Sun 8/3110:05 amYYZ - TUS
2 stops13h 13mUnited Airlines
Deal found 6/11$662
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Sun 7/271:55 pmTUS - YYZ
1 stop6h 34mAmerican Airlines
Sun 8/36:50 amYYZ - TUS
1 stop11h 19mAmerican Airlines
Deal found 6/12$678
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/246:24 amTUS - YYZ
2 stops13h 44mAir Canada
Thu 6/268:15 amYYZ - TUS
2 stops15h 28mAir Canada
Deal found 6/10$685
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/251:25 pmTUS - YUL
1 stop7h 01mAir Canada
Fri 8/18:05 amYUL - TUS
1 stop15h 38mAir Canada
Deal found 6/10$700
This CheapTicketsDeal deal was found by Cheapflights users on 6/10. 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 CheapTicketsDeal is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/255:55 amTUS - YUL
2 stops15h 00mAlaska Airlines
Fri 8/16:20 amYUL - TUS
2 stops17h 14mAlaska Airlines
Deal found 6/10$702
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 7/231:55 pmTUS - YUL
1 stop18h 45mAmerican Airlines
Wed 7/3012:30 pmYUL - TUS
1 stop13h 14mAmerican Airlines
Deal found 6/10$711
This Air Canada deal was found by Cheapflights users on 6/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/196:00 amTUS - YUL
1 stop14h 26mMultiple Airlines
Sun 8/248:05 amYUL - TUS
1 stop15h 13mMultiple Airlines
Deal found 6/10$729
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 7/16:00 amTUS - YUL
2 stops13h 06mUnited Airlines
Sat 7/56:15 amYUL - TUS
1 stop8h 11mUnited Airlines
Deal found 6/10$741
This Mytrip deal was found by Cheapflights users on 6/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/277:30 pmTUS - YTZ
2 stops13h 16mAir Canada
Sun 8/312:25 pmYTZ - TUS
2 stops10h 50mAir Canada
Deal found 6/12$1,079

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 June 12, 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

Sat 10/4

10:31 am-3:00 pm

2 stops25h 29m

Toronto Pearson Intl

Thu 10/9

4:45 pm-11:34 pm

1 stop33h 49m

$563

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Fri 7/11

7:00 am-11:59 pm

2 stops13h 59m

Toronto Pearson Intl

Tue 7/15

6:15 am-11:46 am

1 stop8h 31m

$590

TucsonMontreal

TUS - YUL

TUSYUL

Tucson

Mon 6/30

11:50 am-11:39 am

2 stops20h 49m

Montreal Pierre Elliott Trudeau Intl

Fri 7/4

6:00 am-9:58 pm

2 stops18h 58m

$621

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Tue 8/26

6:00 am-9:40 pm

2 stops12h 40m

Toronto Pearson Intl

Sun 8/31

10:05 am-8:18 pm

2 stops13h 13m

$662

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Sun 7/27

1:55 pm-11:29 pm

1 stop6h 34m

Toronto Pearson Intl

Sun 8/3

6:50 am-3:09 pm

1 stop11h 19m

$678

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Tue 6/24

6:24 am-11:08 pm

2 stops13h 44m

Toronto Pearson Intl

Thu 6/26

8:15 am-8:43 pm

2 stops15h 28m

$685

TucsonMontreal

TUS - YUL

TUSYUL

Tucson

Fri 7/25

1:25 pm-11:26 pm

1 stop7h 01m

Montreal Pierre Elliott Trudeau Intl

Fri 8/1

8:05 am-8:43 pm

1 stop15h 38m

$700

TucsonMontreal

TUS - YUL

TUSYUL

Tucson

Fri 7/25

5:55 am-11:55 pm

2 stops15h 00m

Montreal Pierre Elliott Trudeau Intl

Fri 8/1

6:20 am-8:34 pm

2 stops17h 14m

$702

TucsonMontreal

TUS - YUL

TUSYUL

Tucson

Wed 7/23

1:55 pm-11:40 am

1 stop18h 45m

Montreal Pierre Elliott Trudeau Intl

Wed 7/30

12:30 pm-10:44 pm

1 stop13h 14m

$711

TucsonMontreal

TUS - YUL

TUSYUL

Tucson

Tue 8/19

6:00 am-11:26 pm

1 stop14h 26m

Montreal Pierre Elliott Trudeau Intl

Sun 8/24

8:05 am-8:18 pm

1 stop15h 13m

$729

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 25 results
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2
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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 July is currently the most expensive (average of $353). 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 June 12, 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.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Region of Ontario when rainfall is around 2.0 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

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 June 12, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta and United Airlines from Tucson to Ontario by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
WestJet
7.2
Good
2,868 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.

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.

  • What are the cheapest airlines to fly from Tucson to Region of Ontario one-way?

    $235 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on American Airlines and Alaska Airlines, with prices starting from $271 and $275, 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 - 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, 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 July is currently the most expensive (average of $353). 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 4 airlines flying from Tucson to Ontario

Discover the top 4 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$317Average$429FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$327Average$348FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$337Average$708FlexibilityNo cancel feeOn-time69%
DeltaCheapest$338Average$375FlexibilityNo cancel feeOn-timeN/A

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