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Ontario

$154+ 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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
TUS — YYZ
Mar 23 — Mar 301
Mon 3/23
Mon 3/30
1 adult, Economy
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Cheap 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 February 21, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/19. 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 2/261:20 pm
TUS
-
YYZ
2 stops38h 21m
Multiple Airlines
Sat 2/287:55 pm
YYZ
-
TUS
1 stop19h 28m
Multiple Airlines
Deal found 2/19$469
This Alaska Airlines deal was found by Cheapflights users on 2/18. 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 4/67:46 am
TUS
-
YYZ
1 stop28h 59m
Alaska Airlines
Tue 4/144:55 pm
YYZ
-
TUS
1 stop32h 22m
Alaska Airlines
Deal found 2/18$483
This Alaska Airlines deal was found by Cheapflights users on 2/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/257:50 am
TUS
-
YYZ
1 stop28h 55m
Alaska Airlines
Thu 4/304:55 pm
YYZ
-
TUS
1 stop32h 46m
Alaska Airlines
Deal found 2/21$504
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 4/61:08 pm
TUS
-
YYZ
1 stop14h 12m
Multiple Airlines
Mon 4/139:00 pm
YYZ
-
TUS
2 stops28h 17m
Multiple Airlines
Deal found 2/20$510
This Kiwi.com deal was found by Cheapflights users on 2/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/51:20 pm
TUS
-
YYZ
1 stop15h 40m
Multiple Airlines
Sat 3/149:00 am
YYZ
-
TUS
2 stops26h 14m
Multiple Airlines
Deal found 2/21$512
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Tue 4/75:05 pm
TUS
-
YUL
2 stops15h 39m
American Airlines
Tue 4/1412:30 pm
YUL
-
TUS
1 stop14h 29m
American Airlines
Deal found 2/20$515
This Orbitz deal was found by Cheapflights users on 2/21. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/37:50 am
TUS
-
YYZ
1 stop28h 55m
Alaska Airlines
Fri 5/84:55 pm
YYZ
-
TUS
1 stop32h 46m
Alaska Airlines
Deal found 2/21$516
This American Airlines deal was found by Cheapflights users on 2/18. 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.
Tue 4/2112:28 pm
TUS
-
YUL
1 stop20h 16m
American Airlines
Sat 4/2512:30 pm
YUL
-
TUS
1 stop14h 29m
American Airlines
Deal found 2/18$516
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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 4/217:46 am
TUS
-
YYZ
1 stop28h 59m
Alaska Airlines
Sat 4/254:55 pm
YYZ
-
TUS
1 stop10h 04m
Alaska Airlines
Deal found 2/20$535
This American Airlines deal was found by Cheapflights users on 2/20. 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 4/2212:28 pm
TUS
-
YUL
1 stop20h 16m
American Airlines
Sat 4/2512:30 pm
YUL
-
TUS
2 stops13h 25m
American Airlines
Deal found 2/20$594
This American Airlines deal was found by Cheapflights users on 2/19. 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.
Thu 4/236:06 pm
TUS
-
YUL
2 stops14h 38m
American Airlines
Mon 4/2712:30 pm
YUL
-
TUS
1 stop14h 29m
American Airlines
Deal found 2/19$609
This Delta deal was found by Cheapflights users on 2/17. 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.
Tue 4/216:05 am
TUS
-
YUL
2 stops14h 21m
Delta
Tue 4/286:00 am
YUL
-
TUS
2 stops13h 56m
Delta
Deal found 2/17$613

Find flight deals from Tucson to Ontario

Keep the following information in mind while searching for Tucson to Ontario flight deals. Data was last updated February 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$466
(Kiwi.com)

One-way from

$154
(Kiwi.com)
Provider with most accurate pricing for Tucson-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Tucson-Toronto (YTO) flights.
Search Deals
From Tucson to Ontario
Search Deals
One-way flight from Tucson to Ontario
Search Deals

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 February 21, 2026.
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

Mon 4/6

7:46 am-3:45 pm

1 stop28h 59m

Toronto Pearson Intl

Tue 4/14

4:55 pm-10:17 pm

1 stop32h 22m

$483

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Sun 5/3

7:50 am-3:45 pm

1 stop28h 55m

Toronto Pearson Intl

Fri 5/8

4:55 pm-10:41 pm

1 stop32h 46m

$516

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Mon 5/4

12:43 pm-3:45 pm

1 stop24h 02m

Toronto Pearson Intl

Fri 5/8

4:55 pm-8:29 pm

2 stops30h 34m

$543

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Sat 4/25

12:43 pm-3:45 pm

1 stop24h 02m

Toronto Pearson Intl

Thu 4/30

4:55 pm-8:29 pm

2 stops30h 34m

$565

TucsonMontreal

TUS - YUL

TUSYUL

Tucson

Tue 4/7

12:28 pm-11:44 am

1 stop20h 16m

Montreal Pierre Elliott Trudeau Intl

Tue 4/14

12:30 pm-11:59 pm

1 stop14h 29m

$584

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Thu 4/16

7:00 am-5:19 pm

1 stop7h 19m

Toronto Pearson Intl

Mon 4/27

11:33 am-11:59 pm

1 stop15h 26m

$586

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Sat 5/30

10:34 am-3:45 pm

2 stops26h 11m

Toronto Pearson Intl

Sat 6/6

4:55 pm-12:06 pm

1 stop22h 11m

$587

TucsonToronto

TUS - YYZ

TUSYYZ

Tucson

Thu 4/16

7:46 am-3:45 pm

1 stop28h 59m

Toronto Pearson Intl

Mon 4/27

4:55 pm-11:59 pm

1 stop10h 04m

$590

TucsonMontreal

TUS - YUL

TUSYUL

Tucson

Wed 4/22

11:15 am-11:59 am

2 stops21h 44m

Montreal Pierre Elliott Trudeau Intl

Sun 4/26

12:42 pm-9:51 pm

1 stop12h 09m

$650

TucsonMontreal

TUS - YUL

TUSYUL

Tucson

Wed 4/22

12:51 pm-11:51 pm

1 stop8h 00m

Montreal Pierre Elliott Trudeau Intl

Tue 4/28

12:55 pm-10:35 am

2 stops24h 40m

$650

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 38 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

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 February 21, 2026.
Read reviews from past customers who have flown Delta and United Airlines from Tucson to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,241 reviews

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,241 reviews
Delta
7.9
Good
8,241 reviews

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,341 reviews
Delta
7.9
Good
8,241 reviews

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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 20h 16m. Alaska Airlines provides one of the quickest options available for as low as $584. 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 - 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.

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 2 airlines flying from Tucson to Ontario

Discover the top 2 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 February 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$287Average$372FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$307Average$646FlexibilityNo cancel feeOn-time69%

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