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Cheap flights from Austin to Ontario from C$ 187

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 19/8. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — YYZ
22 Aug — 29 Aug1
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
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 23 July 2026.

Tue 18/84:25 p.m.
AUS
-
YYZ
Nonstop3h 25m
Porter Airlines
Thu 27/812:55 p.m.
YYZ
-
AUS
Nonstop3h 30m
Porter Airlines
Deal found 18/7C$ 352
Tue 25/84:25 p.m.
AUS
-
YYZ
Nonstop3h 25m
Porter Airlines
Thu 27/812:55 p.m.
YYZ
-
AUS
Nonstop3h 30m
Porter Airlines
Deal found 20/7C$ 371
Mon 17/84:25 p.m.
AUS
-
YYZ
Nonstop3h 25m
Multiple Airlines
Wed 26/88:15 a.m.
YYZ
-
AUS
Nonstop3h 30m
Multiple Airlines
Deal found 19/7C$ 388
Thu 27/84:25 p.m.
AUS
-
YYZ
Nonstop3h 25m
Porter Airlines
Sun 30/812:55 p.m.
YYZ
-
AUS
Nonstop3h 30m
Porter Airlines
Deal found 22/7C$ 389
Mon 17/84:25 p.m.
AUS
-
YYZ
Nonstop3h 25m
Porter Airlines
Tue 25/812:55 p.m.
YYZ
-
AUS
Nonstop3h 30m
Porter Airlines
Deal found 22/7C$ 390
Sun 16/810:25 a.m.
AUS
-
YYZ
1 stop7h 36m
Multiple Airlines
Tue 25/812:55 p.m.
YYZ
-
AUS
Nonstop3h 30m
Multiple Airlines
Deal found 21/7C$ 392
Tue 25/84:25 p.m.
AUS
-
YYZ
Nonstop3h 25m
Porter Airlines
Mon 31/812:55 p.m.
YYZ
-
AUS
Nonstop3h 30m
Porter Airlines
Deal found 20/7C$ 393
Sun 6/95:37 p.m.
AUS
-
YOW
2 stops20h 38m
Multiple Airlines
Sun 13/96:25 p.m.
YOW
-
AUS
1 stop22h 00m
Multiple Airlines
Deal found 19/7C$ 636
Tue 18/86:15 a.m.
AUS
-
YUL
2 stops16h 30m
Multiple Airlines
Thu 20/86:45 a.m.
YUL
-
AUS
1 stop9h 40m
Multiple Airlines
Deal found 19/7C$ 643
Wed 2/910:55 a.m.
AUS
-
YUL
2 stops12h 30m
Multiple Airlines
Wed 9/95:45 p.m.
YUL
-
AUS
1 stop22h 40m
Multiple Airlines
Deal found 19/7C$ 650
Tue 18/84:25 p.m.
AUS
-
YUL
1 stop7h 00m
Multiple Airlines
Mon 24/85:45 p.m.
YUL
-
AUS
1 stop22h 40m
Multiple Airlines
Deal found 22/7C$ 667
Fri 21/84:25 p.m.
AUS
-
YUL
1 stop7h 00m
Multiple Airlines
Thu 27/88:00 p.m.
YUL
-
AUS
2 stops45h 38m
Multiple Airlines
Deal found 19/7C$ 669

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 23 July 2026.

Round-trip from

C$ 352

One-way from

C$ 187

Popular in

February

Cheapest in

July

Average price

C$ 469

Good round-trip deal

C$ 181 or less

Good one-way deal

C$ 178 or less
Porter Airlines
  • Porter Airlines
  • 18/8-27/8
  • Nonstop
  • 6h 55m total
  • Austin to Ontario
Search Deals
Delta
  • Delta
  • 12/8
  • 1 total stop
  • 7h 25m total
  • Austin to Ontario
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (C$ 326 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 45 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
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 629,999 searches. Data last updated 23 July 2026.
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 - YYZ

AUSYYZ

Austin Bergstrom

Thu 13/8

12:05 p.m.-11:54 p.m.

1 stop10h 49m

Toronto Pearson Intl

Thu 27/8

8:15 a.m.-10:45 a.m.

Nonstop3h 30m

C$ 434

AustinToronto

AUS - YYZ

AUSYYZ

Austin Bergstrom

Thu 20/8

5:20 a.m.-1:34 p.m.

1 stop7h 14m

Toronto Pearson Intl

Mon 24/8

6:00 a.m.-12:29 p.m.

1 stop7h 29m

C$ 495

AustinToronto

AUS - YYZ

AUSYYZ

Austin Bergstrom

Mon 24/8

1:00 p.m.-8:44 p.m.

1 stop6h 44m

Toronto Pearson Intl

Thu 27/8

7:00 a.m.-1:58 p.m.

1 stop7h 58m

C$ 495

AustinToronto

AUS - YYZ

AUSYYZ

Austin Bergstrom

Fri 14/8

4:32 p.m.-11:03 p.m.

1 stop5h 31m

Toronto Pearson Intl

Tue 18/8

6:00 a.m.-1:51 p.m.

1 stop8h 51m

C$ 495

AustinToronto

AUS - YYZ

AUSYYZ

Austin Bergstrom

Sun 16/8

7:00 a.m.-2:24 p.m.

1 stop6h 24m

Toronto Pearson Intl

Tue 18/8

2:45 p.m.-11:14 p.m.

2 stops9h 29m

C$ 509

AustinToronto

AUS - YYZ

AUSYYZ

Austin Bergstrom

Fri 21/8

5:20 a.m.-1:34 p.m.

1 stop7h 14m

Toronto Pearson Intl

Wed 26/8

1:38 p.m.-8:22 p.m.

1 stop7h 44m

C$ 509

AustinToronto

AUS - YYZ

AUSYYZ

Austin Bergstrom

Tue 18/8

5:20 a.m.-11:19 a.m.

1 stop4h 59m

Toronto Pearson Intl

Fri 21/8

6:34 p.m.-12:18 a.m.

1 stop6h 44m

C$ 509

AustinToronto

AUS - YYZ

AUSYYZ

Austin Bergstrom

Mon 24/8

12:55 p.m.-9:32 p.m.

1 stop7h 37m

Toronto Pearson Intl

Sat 29/8

4:18 p.m.-11:54 p.m.

1 stop8h 36m

C$ 533

AustinToronto

AUS - YYZ

AUSYYZ

Austin Bergstrom

Fri 21/8

4:55 p.m.-11:54 p.m.

1 stop5h 59m

Toronto Pearson Intl

Fri 28/8

2:30 p.m.-8:34 p.m.

1 stop7h 04m

C$ 547
Quickest round-trip

AustinToronto

AUS - YYZ

AUSYYZ

Austin Bergstrom

Wed 26/8

11:40 a.m.-4:07 p.m.

Nonstop3h 27m

Toronto Pearson Intl

Mon 31/8

8:15 a.m.-10:45 a.m.

Nonstop3h 30m

C$ 595

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/7

Showing 1-10 of 57 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
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, July is the cheapest month in which you can book a flight from Austin to Region of Ontario (average of C$ 523). Flying from Austin to Region of Ontario in January is currently the most expensive (average of C$ 1,095). 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 23 July 2026.

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?

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 33 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 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 23 July 2026.
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
11,371 reviews
Check prices

Overall

7.1

Entertainment

6.8

Boarding

7.3

Crew

7.8

Food

6.3

Comfort

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
11,371 reviews
Air Canada
7.1
Good
11,371 reviews
Check prices

Overall

7.1

Entertainment

6.8

Boarding

7.3

Crew

7.8

Food

6.3

Comfort

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

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?

    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 44m. Fly via Delta, United Airlines, or Porter Airlines to get the fastest option. The distance between Austin and Region of Ontario is about 2185 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$ 166. American Airlines flights start at C$ 175 while deals on Air Canada start at C$ 182 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: Air Canada Rouge (67%), Air Canada (66%), United Airlines (66%).

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

    The cheapest flight price from Austin to Region of Ontario is C$ 155. On average you can expect to pay C$ 258. The most popular route, (Austin Bergstrom - Toronto Pearson Intl), can usually be booked for C$ 382.

  • 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, July is the cheapest month in which you can book a flight from Austin to Region of Ontario (average of C$ 523). Flying from Austin to Region of Ontario in January is currently the most expensive (average of C$ 1,095). 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 airline flying from Austin to Ontario

Discover the top airline 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 629,999 searches. Data last updated 23 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 419AverageC$ 1,098FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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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