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Ontario

$106+ 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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — YYZ
juin 17 — juin 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheap flight deals from Austin to Ontario

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

Round-trip from

$307
(Mytrip)

One-way from

$106
(Kiwi.com)

Popular in

September

Cheapest in

February

Average price

$621

Good round-trip deal

$645 or less

Good one-way deal

$312 or less
From Austin Bergstrom to Ontario
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One-way flight from Austin Bergstrom to Ontario
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High demand for flights, 2% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Austin Bergstrom to Ontario.
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Price to beat on a one-way flight from Austin Bergstrom to Ontario.
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Find 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 juin 12, 2025.

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.
ven. 9/126:15 pmAUS - YYZ
2 stops18h 50mMultiple Airlines
dim. 9/149:35 amYYZ - AUS
1 stop24h 20mMultiple Airlines
Deal found 6/12$307
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/87:15 amAUS - YOW
1 stop9h 00mMultiple Airlines
mar. 7/154:10 pmYOW - AUS
1 stop19h 55mMultiple Airlines
Deal found 6/10$362
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 9/138:25 amAUS - YTZ
1 stop9h 30mMultiple Airlines
mar. 9/2310:30 amYTZ - AUS
3 stops23h 25mMultiple Airlines
Deal found 6/11$373
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 8/278:25 amAUS - YUL
1 stop8h 30mMultiple Airlines
mer. 9/36:55 amYUL - AUS
2 stops11h 18mMultiple Airlines
Deal found 6/11$376
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 10/236:00 amAUS - YYZ
1 stop10h 40mAmerican Airlines
lun. 10/271:15 pmYYZ - AUS
1 stop11h 39mAmerican Airlines
Deal found 6/11$407
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 7/410:00 amAUS - YUL
Nonstop3h 58mAir Canada
jeu. 7/104:45 pmYUL - AUS
Nonstop4h 16mAir Canada
Deal found 6/10$415
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.
mar. 9/96:00 amAUS - YUL
1 stop9h 30mAmerican Airlines
sam. 9/133:44 pmYUL - AUS
1 stop8h 05mAmerican Airlines
Deal found 6/12$453
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.
jeu. 9/255:30 amAUS - YUL
1 stop5h 45mDelta
lun. 9/297:00 amYUL - AUS
1 stop11h 13mDelta
Deal found 6/10$486
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 10/89:45 amAUS - YUL
1 stop6h 41mUnited Airlines
dim. 10/126:15 amYUL - AUS
1 stop8h 48mUnited Airlines
Deal found 6/12$497
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 7/2710:00 amAUS - YTZ
1 stop6h 46mAir Canada
jeu. 7/3112:25 pmYTZ - AUS
1 stop8h 36mAir Canada
Deal found 6/12$621
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.
mer. 11/129:01 amAUS - YOW
2 stops13h 53mUnited Airlines
mer. 12/37:25 pmYOW - AUS
2 stops18h 27mUnited Airlines
Deal found 6/10$654
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 9/1311:20 amAUS - YOW
1 stop6h 44mAir Canada
lun. 9/222:40 pmYOW - AUS
1 stop6h 15mAir Canada
Deal found 6/11$746

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 juin 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

ven. 8/8

7:30 am-2:05 pm

1 stop29h 35m

Toronto Pearson Intl

lun. 8/11

9:35 am-10:18 pm

1 stop13h 43m

$324

AustinOttawa

AUS - YOW

AUSYOW

Austin Bergstrom

mar. 7/8

7:15 am-5:15 pm

1 stop9h 00m

Ottawa

mar. 7/15

4:10 pm-11:05 am

1 stop19h 55m

$362

AustinToronto

AUS - YTZ

AUSYTZ

Austin Bergstrom

mar. 7/1

7:15 am-7:42 pm

2 stops11h 27m

Toronto Island

jeu. 7/10

1:25 pm-12:32 pm

1 stop24h 07m

$374

AustinMontreal

AUS - YUL

AUSYUL

Austin Bergstrom

mer. 8/27

8:25 am-5:55 pm

1 stop8h 30m

Montreal Pierre Elliott Trudeau Intl

mer. 9/3

6:55 am-5:13 pm

2 stops11h 18m

$376

AustinMontreal

AUS - YUL

AUSYUL

Austin Bergstrom

ven. 7/4

10:00 am-2:58 pm

Nonstop3h 58m

Montreal Pierre Elliott Trudeau Intl

jeu. 7/10

4:45 pm-8:01 pm

Nonstop4h 16m

$415

AustinToronto

AUS - YYZ

AUSYYZ

Austin Bergstrom

jeu. 8/21

6:00 am-5:41 pm

1 stop10h 41m

Toronto Pearson Intl

lun. 8/25

3:14 pm-11:58 pm

1 stop9h 44m

$439

AustinMontreal

AUS - YUL

AUSYUL

Austin Bergstrom

mar. 9/9

6:00 am-4:30 pm

1 stop9h 30m

Montreal Pierre Elliott Trudeau Intl

sam. 9/13

3:44 pm-10:49 pm

1 stop8h 05m

$453

AustinMontreal

AUS - YUL

AUSYUL

Austin Bergstrom

jeu. 9/25

7:00 am-5:26 pm

1 stop9h 26m

Montreal Pierre Elliott Trudeau Intl

lun. 9/29

9:45 am-8:26 pm

2 stops11h 41m

$486

AustinMontreal

AUS - YUL

AUSYUL

Austin Bergstrom

lun. 7/14

4:40 pm-11:08 pm

1 stop5h 28m

Montreal Pierre Elliott Trudeau Intl

ven. 7/18

6:00 am-10:51 am

1 stop5h 51m

$487

AustinToronto

AUS - YYZ

AUSYYZ

Austin Bergstrom

dim. 8/31

10:00 am-12:40 pm

1 stop25h 40m

Toronto Pearson Intl

lun. 9/1

9:00 pm-10:08 am

1 stop14h 08m

$524

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 31 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, January is the cheapest month in which you can book a flight from Austin to Region of Ontario (average of $243). Flying from Austin 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 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 juin 12, 2025.

When flying from Austin 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 juin 12, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta and United Airlines from Austin to Ontario by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

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

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

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

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

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

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

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

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

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

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

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 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.

  • 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 American Airlines ($191), WestJet ($197), and Air Canada ($209).

  • 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 most reliable airlines from Austin to Region of Ontario?

    The top 3 most reliable airlines when flying from Austin to Region of Ontario are United Airlines (62%), Air Canada Rouge (58%) and Air Canada (43%).

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

    Looking at all options, your cheapest flight can be booked for $129. While the most popular route (Austin Bergstrom - Toronto Pearson Intl) can be booked for $276 on average our data indicates $1,407 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, January is the cheapest month in which you can book a flight from Austin to Region of Ontario (average of $243). Flying from Austin 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 Austin 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 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 juin 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$215Average$619FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$221Average$703FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$259Average$741FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$477Average$651FlexibilityNo cancel feeOn-time71%

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