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$125+ Cheap flights from Ontario to Austin (AUS)

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 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — AUS
May 31 — Jun 71
Sun 5/31
Sun 6/7
1 adult, Economy
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Cheap flight deals from Ontario to Austin

Cheapest flights from Ontario to Austin
Explore the most affordable flight options available from Ontario to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
Fri 6/1212:55 pm
YYZ
-
AUS
Nonstop3h 30m
Porter Airlines
Mon 6/154:30 pm
AUS
-
YYZ
Nonstop3h 25m
Porter Airlines
Deal found 4/27$276
This Trip.com deal was found by Cheapflights users on 4/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2112:15 pm
YYZ
-
AUS
Nonstop3h 30m
Air Transat
Thu 5/284:25 pm
AUS
-
YYZ
Nonstop3h 25m
Air Transat
Deal found 4/29$280
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 5/2112:15 pm
YYZ
-
AUS
Nonstop3h 30m
Multiple Airlines
Mon 6/19:13 pm
AUS
-
YYZ
2 stops25h 57m
Multiple Airlines
Deal found 4/28$281
This FlightHub deal was found by Cheapflights users on 4/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/412:55 pm
YYZ
-
AUS
Nonstop3h 30m
Porter Airlines
Sun 6/74:30 pm
AUS
-
YYZ
Nonstop3h 25m
Porter Airlines
Deal found 4/29$282
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 6/1412:55 pm
YYZ
-
AUS
Nonstop3h 30m
Porter Airlines
Mon 6/154:30 pm
AUS
-
YYZ
Nonstop3h 25m
Porter Airlines
Deal found 4/28$283
This Trip.com deal was found by Cheapflights users on 4/27. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2112:15 pm
YYZ
-
AUS
Nonstop3h 30m
Air Transat
Mon 5/254:25 pm
AUS
-
YYZ
Nonstop3h 25m
Air Transat
Deal found 4/27$284
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 5/2412:55 pm
YYZ
-
AUS
Nonstop3h 30m
Porter Airlines
Fri 6/54:30 pm
AUS
-
YYZ
Nonstop3h 25m
Porter Airlines
Deal found 4/28$286
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 5/2412:55 pm
YYZ
-
AUS
Nonstop3h 30m
Porter Airlines
Mon 6/14:30 pm
AUS
-
YYZ
Nonstop3h 25m
Porter Airlines
Deal found 4/28$290
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 5/2112:15 pm
YYZ
-
AUS
Nonstop3h 30m
Multiple Airlines
Tue 6/29:13 pm
AUS
-
YYZ
2 stops25h 57m
Multiple Airlines
Deal found 4/28$298
This Justfly.com deal was found by Cheapflights users on 4/27. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/3112:55 pm
YYZ
-
AUS
Nonstop3h 30m
Porter Airlines
Mon 6/154:30 pm
AUS
-
YYZ
Nonstop3h 25m
Porter Airlines
Deal found 4/27$303
This Vliegwinkel deal was found by Cheapflights users on 4/30. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2112:15 pm
YYZ
-
AUS
Nonstop3h 30m
Multiple Airlines
Thu 5/286:40 am
AUS
-
YYZ
1 stop6h 02m
Multiple Airlines
Deal found 4/30$312
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 5/2112:15 pm
YYZ
-
AUS
Nonstop3h 30m
Multiple Airlines
Tue 5/265:47 pm
AUS
-
YYZ
3 stops27h 08m
Multiple Airlines
Deal found 4/28$313

Find flight deals from Ontario to Austin

Keep the following information in mind while searching for Ontario to Austin flight deals. Data was last updated May 1, 2026.

Round-trip from

$276
(Kiwi.com)

One-way from

$125
(Trip.com)

Popular in

January

Cheapest in

May

Average price

$501

Good round-trip deal

$376 or less

Good one-way deal

$221 or less
From Ontario to Austin Bergstrom
Search Deals
One-way flight from Ontario to Austin Bergstrom
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Highest demand for flights based on searches. 11% potential increase in price ($80 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
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Price to beat on a round-trip flight from Ontario to Austin Bergstrom.
Search Deals
Price to beat on a one-way flight from Ontario to Austin Bergstrom.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Austin 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 May 1, 2026.
Use the filters below to find and compare flights from Ontario to Austin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoAustin

YYZ - AUS

YYZAUS

Toronto Pearson Intl

Fri 6/19

1:40 pm-8:27 pm

1 stop7h 47m

Austin Bergstrom

Tue 6/23

4:25 pm-11:02 pm

1 stop5h 37m

$319

TorontoAustin

YYZ - AUS

YYZAUS

Toronto Pearson Intl

Thu 5/28

12:09 pm-6:30 pm

1 stop7h 21m

Austin Bergstrom

Mon 6/1

1:31 pm-9:55 pm

1 stop7h 24m

$319

TorontoAustin

YYZ - AUS

YYZAUS

Toronto Pearson Intl

Tue 5/26

6:00 am-2:45 pm

1 stop9h 45m

Austin Bergstrom

Tue 6/2

2:48 pm-11:58 pm

1 stop8h 10m

$320

TorontoAustin

YYZ - AUS

YYZAUS

Toronto Pearson Intl

Tue 6/2

1:34 pm-8:33 pm

1 stop7h 59m

Austin Bergstrom

Sat 6/6

8:00 am-5:21 pm

1 stop8h 21m

$320

TorontoAustin

YYZ - AUS

YYZAUS

Toronto Pearson Intl

Wed 6/10

1:40 pm-8:27 pm

1 stop7h 47m

Austin Bergstrom

Sat 6/13

12:09 pm-11:58 pm

1 stop10h 49m

$320

TorontoAustin

YYZ - AUS

YYZAUS

Toronto Pearson Intl

Thu 5/21

6:15 am-11:22 am

1 stop6h 07m

Austin Bergstrom

Sat 5/30

5:15 am-3:19 pm

1 stop9h 04m

$324

TorontoAustin

YYZ - AUS

YYZAUS

Toronto Pearson Intl

Fri 6/19

1:40 pm-10:12 pm

1 stop9h 32m

Austin Bergstrom

Fri 6/26

12:00 pm-11:02 pm

1 stop10h 02m

$326

OttawaAustin

YOW - AUS

YOWAUS

Ottawa

Thu 5/21

8:40 am-2:45 pm

1 stop7h 05m

Austin Bergstrom

Sun 5/24

4:45 pm-12:25 am

1 stop6h 40m

$341

TorontoAustin

YYZ - AUS

YYZAUS

Toronto Pearson Intl

Thu 6/25

4:10 pm-10:11 pm

1 stop7h 01m

Austin Bergstrom

Mon 7/6

12:09 pm-9:59 pm

1 stop8h 50m

$350

TorontoAustin

YYZ - AUS

YYZAUS

Toronto Pearson Intl

Fri 5/29

4:04 pm-10:11 pm

1 stop7h 07m

Austin Bergstrom

Wed 6/3

5:15 am-11:19 am

1 stop5h 04m

$365

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/26

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Ontario to Austin

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

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

The price you pay for your flight from Region of Ontario to Austin may vary depending on when you book. For the best chance of a lower fare, look to book 79 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, October is the cheapest month in which you can book a flight from Region of Ontario to Austin (average of $81). Flying from Region of Ontario to Austin in November is currently the most expensive (average of $338). 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 ON to AUS?

Find hourly flight availability from Ontario to Austin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2026.

When flying from Region of Ontario to Austin, 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 Region of Ontario to Austin?

Related info for your journey

Find useful and relevant information for your journey from Ontario to Austin. 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 into for flights to Austin from Ontario?

    Austin Bergstrom (AUS) is the airport you will fly into if you book a flight from Ontario to Austin. It is only a 7.5 mi journey from Austin Bergstrom (AUS) to Austin’s city center.

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

    Airlines like Delta, Porter Airlines, and United Airlines fly from Region of Ontario to Austin in about 7h 05m. The time it takes to get you to your destination can typically vary by up to 9h 53m. Region of Ontario and Austin are separated by a distance of 1582 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $177. Users have also found prices from $222 and $232 on Air Canada and Delta, respectively.

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

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

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

    No one likes to see their flight delayed. When booking a flight from Region of Ontario to Austin consider choosing Air Canada Rouge (100%), Air Canada (79%) or United Airlines (59%) as they are the most reliable in getting you off to your destination on time.

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

    While on average a flight from Region of Ontario to Austin is generally $411, our data shows the cheapest flight currently is $211. When looking at the most popular route, (Toronto Pearson Intl - Austin Bergstrom), you can expect to pay $229 for that flight.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Region of Ontario to Austin (average of $81). Flying from Region of Ontario to Austin in November is currently the most expensive (average of $338). 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

Traveling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
Cedar Park
Round Rock
San Marcos
Fredericksburg
Pflugerville
Georgetown
Bastrop
Dripping Springs
Seguin
Canyon Lake
Horseshoe Bay

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Top 3 airlines flying from Ontario to Austin

Discover the top 3 airlines that operate flights from Ontario to Austin. 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 May 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$296Average$686FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$305Average$648FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$420Average$587FlexibilityNo cancel feeOn-time71%

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