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Cheap flights from Austin to Ontario from C$ 171

AUS — YYZ
10 Oct — 17 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Austin to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Austin to Ontario

Mon 28/94:25 p.m. -
Nonstop3h 25m
Mon 5/1012:55 p.m. -
Nonstop3h 35m
Deal found 5/9C$ 309
Sun 20/94:25 p.m. -
Nonstop3h 25m
Tue 29/912:55 p.m. -
Nonstop3h 30m
Deal found 6/9C$ 310
Tue 24/115:40 p.m. -
Nonstop3h 15m
Sun 6/121:40 p.m. -
Nonstop4h 00m
Deal found 5/9C$ 318
Mon 23/115:40 p.m. -
Nonstop3h 15m
Fri 27/111:40 p.m. -
Nonstop4h 00m
Deal found 7/9C$ 320
Fri 30/105:40 p.m. -
Nonstop3h 15m
Sun 1/111:40 p.m. -
Nonstop4h 00m
Deal found 6/9C$ 323
Tue 29/94:25 p.m. -
Nonstop3h 25m
Tue 6/1012:55 p.m. -
Nonstop3h 35m
Deal found 5/9C$ 325
Mon 28/94:25 p.m. -
Nonstop3h 25m
Tue 29/912:55 p.m. -
Nonstop3h 30m
Deal found 6/9C$ 327
Fri 2/104:30 p.m. -
Nonstop3h 25m
Sun 4/1012:55 p.m. -
Nonstop3h 35m
Deal found 6/9C$ 332
Fri 2/104:30 p.m. -
Nonstop3h 25m
Mon 5/1012:55 p.m. -
Nonstop3h 35m
Deal found 9/9C$ 335
Mon 28/94:25 p.m. -
Nonstop3h 25m
Tue 6/1012:55 p.m. -
Nonstop3h 35m
Deal found 9/9C$ 336
Thu 5/115:40 p.m. -
Nonstop3h 15m
Mon 9/111:40 p.m. -
Nonstop4h 00m
Deal found 5/9C$ 338
Thu 15/104:30 p.m. -
1 stop6h 55m
Tue 20/106:45 a.m. -
1 stop9h 45m
Deal found 9/9C$ 536

Find flight deals from Austin to Ontario

Round-trip from

C$ 309

One-way from

C$ 171

Popular in

November

Cheapest in

August

Average price

C$ 536

Good round-trip deal

C$ 322 or less

Good one-way deal

C$ 190 or less
Porter Airlines
  • Porter Airlines
  • 20/10-27/10
  • Nonstop
  • 7h 25m total
  • Austin to Ontario
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United Airlines
  • United Airlines
  • 20/9-31/12
  • 1 total stop
  • 7h 54m total
  • Austin to Ontario
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 101 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease (C$ 52 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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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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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Austin to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AustinToronto

AUS Austin Bergstrom - YYZ Toronto Pearson Intl

AUSYYZ

Austin Bergstrom

Sun 18/10

5:10 a.m.-2:24 p.m.

1 stop8h 14m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 176

AustinToronto

AUS Austin Bergstrom - YYZ Toronto Pearson Intl

AUSYYZ

Austin Bergstrom

Tue 29/9

12:00 p.m.-11:54 p.m.

2 stops10h 54m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 176

AustinToronto

AUS Austin Bergstrom - YYZ Toronto Pearson Intl

AUSYYZ

Austin Bergstrom

Wed 14/10

8:45 a.m.-8:44 p.m.

1 stop10h 59m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 176

AustinToronto

AUS Austin Bergstrom - YYZ Toronto Pearson Intl

AUSYYZ

Austin Bergstrom

Tue 15/12

1:32 p.m.-11:28 p.m.

2 stops8h 56m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 176

AustinToronto

AUS Austin Bergstrom - YYZ Toronto Pearson Intl

AUSYYZ

Austin Bergstrom

Wed 14/10

11:25 a.m.-11:29 p.m.

1 stop11h 04m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 183

AustinToronto

AUS Austin Bergstrom - YYZ Toronto Pearson Intl

AUSYYZ

Austin Bergstrom

Wed 16/12

2:14 p.m.-11:28 p.m.

2 stops8h 14m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 183

AustinToronto

AUS Austin Bergstrom - YYZ Toronto Pearson Intl

AUSYYZ

Austin Bergstrom

Sat 12/12

6:34 a.m.-7:19 p.m.

2 stops11h 45m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 183

AustinToronto

AUS Austin Bergstrom - YYZ Toronto Pearson Intl

AUSYYZ

Austin Bergstrom

Wed 30/9

5:10 a.m.-3:46 p.m.

2 stops9h 36m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 183

AustinMontreal

AUS Austin Bergstrom - YUL Montreal Pierre Elliott Trudeau Intl

AUSYUL

Austin Bergstrom

Sun 8/11

12:05 p.m.-9:35 p.m.

1 stop8h 30m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 254

AustinMontreal

AUS Austin Bergstrom - YUL Montreal Pierre Elliott Trudeau Intl

AUSYUL

Austin Bergstrom

Sat 24/10

7:00 a.m.-2:43 p.m.

1 stop6h 43m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 287

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/9

Showing 1-10 of 55 resultsSorted by cheapest first
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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

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, August is the cheapest month in which you can book a flight from Austin to Region of Ontario (average of C$ 481). Flying from Austin to Region of Ontario in January is currently the most expensive (average of C$ 1,071). 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?

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.

How much does it cost to fly round-trip from Austin to Region of Ontario?

Airfare is below average for this route at the moment.
Austin to Region of Ontario flights typically cost between C$ 385 and C$ 692 in September.
The cheapest round-trip price found within the last 5 days was C$ 309 on Porter Airlines (28 Sep-5 Oct).

How far ahead should I book a flight from Austin to Region of Ontario?

To ensure you get the cheapest price possible for a flight from Austin to Region of Ontario, you should look to book at least 83 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Ontario

Get a feel of what it's like to fly with Air Canada from Austin to Ontario by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
11,608 reviews
Check prices

Crew

7.8

Comfort

7.1

Food

6.3

Boarding

7.3

Entertainment

6.8

Overall

7.1

Reviews

1 / 20
2.0
Mediocre

Shawna,Sep 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given
Air Canada
7.1
Good
11,608 reviews
Air Canada
7.1
Good
11,608 reviews
Check prices

Crew

7.8

Comfort

7.1

Food

6.3

Boarding

7.3

Entertainment

6.8

Overall

7.1

Reviews

1 / 20
2.0
Mediocre

Shawna,Sep 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given

Related info for your journey

  • What airport do you fly from for flights from Austin to Ontario?

    If you book a flight to Ontario from Austin, you will be flying from Austin Bergstrom, which is the city’s only airport. Austin Bergstrom (AUS) is located 12.0 km from the centre of Austin.

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

    There are many flights that can get you from Austin to Region of Ontario in 6h 10m. Fly via United Airlines or Porter Airlines to get the fastest option. The distance between Austin and Region of Ontario is about 2546 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    To fly one-way, consider booking your trip with Porter Airlines, which is currently one of the cheapest options available, starting at C$ 164. American Airlines flights start at C$ 171 while deals on Air Canada start at C$ 178 one-way.

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

    Most travellers choose Austin Bergstrom - Toronto Pearson Intl, Austin Bergstrom - Montreal Pierre Elliott Trudeau Intl or Austin Bergstrom - Ottawa when deciding on the best route from Austin to Region of Ontario.

  • What are the most reliable airlines from Austin to Region of Ontario?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Austin to Region of Ontario on time: American Airlines (81%), Porter Airlines (81%), Air Transat (81%).

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

    The cheapest flight price from Austin to Region of Ontario is C$ 158. On average you can expect to pay C$ 411. The most popular route, (Austin Bergstrom - Toronto Pearson Intl), can usually be booked for C$ 327.

  • 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, August is the cheapest month in which you can book a flight from Austin to Region of Ontario (average of C$ 481). Flying from Austin to Region of Ontario in January is currently the most expensive (average of C$ 1,071). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Austin to Ontario

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Hobby to Victoria flights
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Austin to Ottawa flights

Top airline flying from Austin to Ontario

AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 410AverageC$ 810FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

How does Cheapflights help users find flights from Austin to Ontario?

Cheapflights makes it easy to find Austin to Ontario flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Austin to Ontario?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ontario from Austin.

Can Cheapflights find flights from Austin to Ontario with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Austin to Ontario, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Austin to Ontario become cheaper?

Yes, Cheapflights offers price alerts on Austin to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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