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$55+ Cheap flights from Austin (AUS) 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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — YYZ
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Austin to Ontario

Cheapest flights from Austin to Ontario
Explore the most affordable flight options available from Austin to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:30 amAUS - YYZ
2 stops25h 33mMultiple Airlines
Sun 1/118:30 pmYYZ - AUS
1 stop15h 04mMultiple Airlines
Deal found 12/11$325
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:30 amAUS - YYZ
2 stops25h 33mMultiple Airlines
Sun 1/48:30 pmYYZ - AUS
1 stop29h 28mMultiple Airlines
Deal found 12/11$379
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/155:30 amAUS - YYZ
1 stop16h 50mMultiple Airlines
Wed 12/177:10 amYYZ - AUS
1 stop25h 58mMultiple Airlines
Deal found 12/11$397
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/145:30 amAUS - YYZ
1 stop16h 50mMultiple Airlines
Tue 12/168:30 pmYYZ - AUS
2 stops26h 15mMultiple Airlines
Deal found 12/10$423
This Kiwi.com deal was found by Cheapflights users on 12/9. 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 12/314:24 pmAUS - YUL
1 stop23h 01mMultiple Airlines
Tue 1/610:45 amYUL - AUS
2 stops24h 02mMultiple Airlines
Deal found 12/9$425
This Air Canada deal was found by Cheapflights users on 12/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/269:55 amAUS - YOW
1 stop5h 55mAir Canada
Wed 1/75:00 amYOW - AUS
1 stop8h 19mAir Canada
Deal found 12/11$427
This Air Canada deal was found by Cheapflights users on 12/10. 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.
Wed 12/241:05 pmAUS - YOW
1 stop7h 13mAir Canada
Thu 1/15:00 amYOW - AUS
1 stop8h 19mAir Canada
Deal found 12/10$430
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:30 amAUS - YUL
1 stop9h 53mMultiple Airlines
Wed 1/76:45 amYUL - AUS
2 stops28h 49mMultiple Airlines
Deal found 12/10$434
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Fri 12/266:27 amAUS - YOW
1 stop9h 00mUnited Airlines
Wed 1/75:11 pmYOW - AUS
2 stops16h 19mUnited Airlines
Deal found 12/11$441
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:30 amAUS - YTZ
2 stops25h 28mMultiple Airlines
Sun 1/113:00 pmYTZ - AUS
1 stop9h 24mMultiple Airlines
Deal found 12/11$444
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/285:30 amAUS - YYZ
1 stop15h 42mMultiple Airlines
Thu 1/17:45 pmYYZ - AUS
1 stop15h 02mMultiple Airlines
Deal found 12/10$451
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/115:30 amAUS - YUL
1 stop9h 53mMultiple Airlines
Mon 1/55:25 pmYUL - AUS
2 stops32h 33mMultiple Airlines
Deal found 12/10$474

Find flight deals from Austin to Ontario

Keep the following information in mind while searching for Austin to Ontario flight deals. Data was last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$232
(Kiwi.com)

One-way from

$55
(Trip.com)

Popular in

December

Cheapest in

February

Average price

$692

Good round-trip deal

$739 or less

Good one-way deal

$479 or less
Provider with most accurate pricing for Austin Bergstrom-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Austin Bergstrom-Toronto (YTO) flights.
Search Deals
From Austin Bergstrom to Ontario
Search Deals
One-way flight from Austin Bergstrom to Ontario
Search Deals
High demand for flights, 5% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Austin Bergstrom to Ontario.
Search Deals
Price to beat on a one-way flight from Austin Bergstrom to Ontario.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Austin 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 December 12, 2025.
Use the filters below to find and compare flights from Austin to Ontario that are best for you.

Fly from

Austin

Fly to

Ontario

Route

Depart

Return

Price

AustinToronto

AUS - YYZ

AUSYYZ

Austin Bergstrom

Mon 2/9

11:30 am-11:28 am

1 stop22h 58m

Toronto Pearson Intl

Wed 2/18

3:40 pm-8:53 pm

1 stop30h 13m

$236

AustinToronto

AUS - YYZ

AUSYYZ

Austin Bergstrom

Thu 1/15

3:17 pm-7:42 pm

1 stop27h 25m

Toronto Pearson Intl

Thu 1/22

7:55 pm-11:43 am

1 stop16h 48m

$245

AustinOttawa

AUS - YOW

AUSYOW

Austin Bergstrom

Thu 1/8

7:00 am-12:25 am

1 stop16h 25m

Ottawa

Thu 1/15

7:00 am-9:35 pm

1 stop15h 35m

$262

AustinOttawa

AUS - YOW

AUSYOW

Austin Bergstrom

Sun 1/25

4:59 pm-5:25 pm

2 stops23h 26m

Ottawa

Sun 2/1

4:20 pm-9:35 pm

3 stops30h 15m

$280

AustinToronto

AUS - YYZ

AUSYYZ

Austin Bergstrom

Fri 2/13

6:00 am-11:35 am

1 stop28h 35m

Toronto Pearson Intl

Wed 2/18

1:30 pm-11:29 am

2 stops22h 59m

$304

AustinToronto

AUS - YTZ

AUSYTZ

Austin Bergstrom

Sun 1/25

7:26 pm-10:03 pm

2 stops25h 37m

Toronto Island

Sun 2/1

7:40 pm-11:24 pm

1 stop28h 44m

$305

AustinToronto

AUS - YTZ

AUSYTZ

Austin Bergstrom

Sat 1/10

5:50 am-1:20 pm

1 stop6h 30m

Toronto Island

Fri 1/16

7:40 pm-11:24 pm

1 stop28h 44m

$312

AustinToronto

AUS - YYZ

AUSYYZ

Austin Bergstrom

Mon 1/12

5:52 pm-2:16 pm

1 stop19h 24m

Toronto Pearson Intl

Sun 1/18

8:30 pm-10:34 am

1 stop15h 04m

$314

AustinToronto

AUS - YTZ

AUSYTZ

Austin Bergstrom

Mon 2/9

5:50 am-1:20 pm

1 stop6h 30m

Toronto Island

Wed 2/18

3:00 pm-11:24 pm

1 stop9h 24m

$315

AustinToronto

AUS - YYZ

AUSYYZ

Austin Bergstrom

Mon 12/29

5:30 am-8:03 am

2 stops25h 33m

Toronto Pearson Intl

Sun 1/11

8:30 pm-10:34 am

1 stop15h 04m

$325

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 54 results
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Best time to book a flight from Austin to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Austin 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 Austin to Ontario

What is the cheapest month to book a flight from Austin to Region of Ontario?

Currently, September is the cheapest month in which you can book a flight from Austin to Region of Ontario (average of $73). Flying from Austin to Region of Ontario in November is currently the most expensive (average of $467). 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 AUS to ON?

Find hourly flight availability from Austin 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 December 12, 2025.

It’s typically best to fly out from Austin to Region of Ontario at noon. Doing so could potentially save you 44% on the flight price compared to flying in the evening, which is usually more expensive.

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 December 12, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Austin to Ontario to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,009 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

7.9

Boarding

8.1

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
8,009 reviews
Delta
7.9
Good
8,009 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

7.9

Boarding

8.1

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
9,095 reviews
Delta
7.9
Good
8,009 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

7.9

Boarding

8.1

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.
American Airlines
7.2
Good
11,048 reviews
Delta
7.9
Good
8,009 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

7.9

Boarding

8.1

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.
Air Canada
7.1
Good
10,514 reviews
Delta
7.9
Good
8,009 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

7.9

Boarding

8.1

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 Austin 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 Austin to Ontario?

    Located just 7.5 mi from the city center, Austin Bergstrom (AUS) is the airport most travelers will use when flying to Ontario from Austin.

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

    A quick flight from Austin to Region of Ontario can take about 6h 32m. United Airlines provides one of the quickest options available for as low as $363. Airlines will cover a distance of 1582 mi.

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

    The cheapest airlines for a one-way flight from Austin to Region of Ontario are United Airlines ($154), American Airlines ($186), and Delta ($192).

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

    While some choose either Austin Bergstrom - Montreal Pierre Elliott Trudeau Intl or Austin Bergstrom - Toronto Island, Austin Bergstrom - Toronto Pearson Intl is the most popular route from Austin to Region of Ontario.

  • What are the cheapest flights from Austin to Region of Ontario?

    Looking at all options, your cheapest flight can be booked for $352. While the most popular route (Austin Bergstrom - Toronto Pearson Intl) can be booked for $232 on average, our data indicates $786 when flying from Austin to Region of Ontario.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Austin to Region of Ontario (average of $73). Flying from Austin to Region of Ontario in November is currently the most expensive (average of $467). 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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See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Austin to Ontario

Discover the top 4 airlines that operate flights from Austin 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$215Average$619FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$261Average$749FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$267Average$937FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$398Average$697FlexibilityNo cancel feeOn-time71%

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