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

To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at C$ 331. American Airlines flights start at C$ 338 while deals on United Airlines start at C$ 349 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 cheapest flights from Austin to Region of Ontario?

The cheapest flight price from Austin to Region of Ontario is C$ 307. On average you can expect to pay C$ 627. The most popular route, (Austin Bergstrom - Toronto Pearson Intl), can usually be booked for C$ 334.

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

To save on the cost of your flight from Austin to Region of Ontario, book at least 40 days before your planned departure. Booking around this time can save you about 227% on the cost of this flight compared to booking a flight leaving this week. We have found prices from C$ 993 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as C$ 1,217.

What is the cheapest month to fly from Austin to Region of Ontario?

February can be a great time to fly to Region of Ontario from Austin with a flight ticket averaging about C$ 715. Cheapflights users have found deals in the month of February for as cheap as C$ 384. The most expensive prices can be found in the month of September.

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.

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.

C$ 120+ Flights from Austin to Ontario

Cheap flight deals from Austin to Ontario

Round-trip from	C$ 286
One-way from	C$ 120
Popular in	September
Cheapest in	February
Average price	C$ 801
Good round-trip deal	C$ 395 or less
Good one-way deal	C$ 330 or less

1/5-7/5
2 total stops
24h 00m total
Austin to Ontario

Search Deals

1/5
1 total stop
13h 29m total
Austin to Ontario

Search Deals

Highest demand for flights based on searches. 2% potential increase in price (C$ 26 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 27 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 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

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 15 April 2025.

Thu 1/55:30 a.m.AUS - YYZ

1 stop13h 29mMultiple Airlines

Wed 7/59:45 a.m.YYZ - AUS

1 stop10h 31mMultiple Airlines

Deal found 15/4C$ 286

Tue 17/62:05 p.m.AUS - YUL

1 stop26h 50mMultiple Airlines

Wed 25/610:30 a.m.YUL - AUS

2 stops13h 34mMultiple Airlines

Deal found 15/4C$ 435

Mon 5/55:30 a.m.AUS - YOW

2 stops14h 31mMultiple Airlines

Fri 9/511:00 a.m.YOW - AUS

1 stop27h 10mMultiple Airlines

Deal found 15/4C$ 506

Mon 2/64:50 p.m.AUS - YYZ

1 stop12h 22mWestJet

Mon 9/66:30 a.m.YYZ - AUS

1 stop10h 33mWestJet

Deal found 15/4C$ 544

Thu 1/511:30 a.m.AUS - YYZ

Nonstop3h 24mAir Canada

Wed 7/58:00 a.m.YYZ - AUS

Nonstop3h 40mAir Canada

Deal found 15/4C$ 638

Tue 3/67:10 p.m.AUS - YYZ

1 stop15h 10mDelta

Tue 10/66:05 p.m.YYZ - AUS

2 stops16h 56mDelta

Deal found 15/4C$ 672

Wed 14/511:30 a.m.AUS - YYZ

Nonstop3h 24mUnited Airlines

Thu 29/58:00 a.m.YYZ - AUS

Nonstop3h 40mUnited Airlines

Deal found 15/4C$ 726

Sun 7/98:00 a.m.AUS - YUL

2 stops12h 30mDelta

Sun 14/97:00 a.m.YUL - AUS

1 stop6h 43mDelta

Deal found 15/4C$ 773

Tue 6/56:37 p.m.AUS - YUL

1 stop16h 07mAmerican Airlines

Wed 7/53:44 p.m.YUL - AUS

1 stop8h 18mAmerican Airlines

Deal found 15/4C$ 786

Sun 15/610:00 a.m.AUS - YUL

Nonstop3h 58mUnited Airlines

Sat 21/64:45 p.m.YUL - AUS

Nonstop4h 16mUnited Airlines

Deal found 15/4C$ 813

Mon 16/68:30 a.m.AUS - YUL

1 stop11h 20mAir Canada

Wed 25/67:30 a.m.YUL - AUS

1 stop13h 17mAir Canada

Deal found 15/4C$ 825

Thu 8/58:30 a.m.AUS - YOW

1 stop11h 23mAir Canada

Tue 13/56:00 p.m.YOW - AUS

1 stop26h 43mAir Canada

Deal found 15/4C$ 876

Best flights from Austin to Ontario
Discover carefully curated flight deals from Austin to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 15 April 2025.

Thu 1/55:30 a.m.AUS - YYZ

1 stop13h 29mMultiple Airlines

Wed 7/59:45 a.m.YYZ - AUS

1 stop10h 31mMultiple Airlines

Deal found 15/4C$ 286

Mon 6/108:00 a.m.AUS - YYZ

1 stop11h 53mWestJet

Thu 9/106:30 a.m.YYZ - AUS

1 stop10h 31mWestJet

Deal found 14/4C$ 620

Thu 1/511:30 a.m.AUS - YYZ

Nonstop3h 24mAir Canada

Wed 7/58:00 a.m.YYZ - AUS

Nonstop3h 40mAir Canada

Deal found 15/4C$ 638

Sat 3/57:20 a.m.AUS - YYZ

1 stop27h 00mDelta

Fri 9/512:10 p.m.YYZ - AUS

1 stop27h 29mDelta

Deal found 14/4C$ 642

Thu 5/65:00 a.m.AUS - YYZ

1 stop6h 35mAmerican Airlines

Thu 5/63:14 p.m.YYZ - AUS

1 stop9h 40mAmerican Airlines

Deal found 15/4C$ 711

Thu 7/811:20 a.m.AUS - YYZ

Nonstop3h 26mUnited Airlines

Mon 8/98:00 a.m.YYZ - AUS

Nonstop3h 35mUnited Airlines

Deal found 15/4C$ 726

Fri 16/57:25 p.m.AUS - YUL

1 stop17h 55mMultiple Airlines

Tue 20/56:45 a.m.YUL - AUS

2 stops17h 18mMultiple Airlines

Deal found 14/4C$ 432

Mon 5/55:30 a.m.AUS - YOW

2 stops14h 31mMultiple Airlines

Fri 9/511:00 a.m.YOW - AUS

1 stop27h 10mMultiple Airlines

Deal found 15/4C$ 506

Tue 6/56:37 p.m.AUS - YUL

1 stop16h 07mAmerican Airlines

Wed 7/53:44 p.m.YUL - AUS

1 stop8h 18mAmerican Airlines

Deal found 15/4C$ 786

Sun 15/610:00 a.m.AUS - YUL

Nonstop3h 58mUnited Airlines

Sat 21/64:45 p.m.YUL - AUS

Nonstop4h 16mUnited Airlines

Deal found 15/4C$ 813

Sun 15/610:00 a.m.AUS - YUL

Nonstop3h 58mAir Canada

Sat 21/64:45 p.m.YUL - AUS

Nonstop4h 16mAir Canada

Deal found 14/4C$ 815

Wed 14/56:45 a.m.AUS - YUL

2 stops13h 24mDelta

Tue 20/56:05 a.m.YUL - AUS

2 stops12h 13mDelta

Deal found 15/4C$ 855

Direct flights from Austin to Ontario
Explore direct flight options from Austin to Ontario based on user searches, and compare prices and availability for your desired travel dates. Data last updated 15 April 2025.

Sat 3/511:30 a.m.AUS - YYZ

Nonstop3h 24mAir Canada

Fri 9/58:00 a.m.YYZ - AUS

Nonstop3h 40mAir Canada

Deal found 14/4C$ 635

Thu 7/811:20 a.m.AUS - YYZ

Nonstop3h 26mUnited Airlines

Mon 8/98:00 a.m.YYZ - AUS

Nonstop3h 35mUnited Airlines

Deal found 15/4C$ 726

Sun 15/610:00 a.m.AUS - YUL

Nonstop3h 58mUnited Airlines

Sat 21/64:45 p.m.YUL - AUS

Nonstop4h 16mUnited Airlines

Deal found 15/4C$ 813

Sun 15/610:00 a.m.AUS - YUL

Nonstop3h 58mAir Canada

Sat 21/64:45 p.m.YUL - AUS

Nonstop4h 16mAir Canada

Deal found 14/4C$ 815

Wed 18/610:00 a.m.AUS - YUL

Nonstop3h 58mMultiple Airlines

Mon 23/64:45 p.m.YUL - AUS

Nonstop4h 16mMultiple Airlines

Deal found 15/4C$ 912

Mon 5/511:30 a.m.AUS - YYZ

Nonstop3h 24mMultiple Airlines

Fri 9/58:00 a.m.YYZ - AUS

Nonstop3h 40mMultiple Airlines

Deal found 15/4C$ 987

Last-minute flights from Austin to Ontario
Discover last-minute flight deals from Austin to Ontario. Data last updated 15 April 2025 and is based on user searches.

Tue 22/44:41 p.m.AUS - YYZ

1 stop28h 06mMultiple Airlines

Tue 29/47:25 p.m.YYZ - AUS

1 stop30h 27mMultiple Airlines

Deal found 15/4C$ 402

Tue 22/411:45 a.m.AUS - YYZ

1 stop10h 22mDelta

Thu 24/46:20 p.m.YYZ - AUS

1 stop5h 32mDelta

Deal found 14/4C$ 1,058

Tue 22/45:35 p.m.AUS - YUL

1 stop16h 01mAir Canada

Sat 26/48:05 a.m.YUL - AUS

1 stop9h 55mAir Canada

Deal found 15/4C$ 1,101

Tue 22/46:03 a.m.AUS - YYZ

2 stops31h 57mAlaska Airlines

Thu 24/44:45 p.m.YYZ - AUS

2 stops30h 35mAlaska Airlines

Deal found 15/4C$ 1,367

Wed 23/411:55 a.m.AUS - YYZ

Nonstop3h 24mAir Canada

Thu 1/512:00 p.m.YYZ - AUS

1 stop9h 19mAir Canada

Deal found 15/4C$ 882

Thu 24/411:55 a.m.AUS - YYZ

Nonstop3h 24mUnited Airlines

Tue 29/47:55 a.m.YYZ - AUS

Nonstop3h 40mUnited Airlines

Deal found 15/4C$ 876

Thu 1/55:30 a.m.AUS - YYZ

1 stop13h 29mMultiple Airlines

Wed 7/59:45 a.m.YYZ - AUS

1 stop10h 31mMultiple Airlines

Deal found 15/4C$ 286

Thu 1/511:30 a.m.AUS - YYZ

Nonstop3h 24mAir Canada

Wed 7/58:00 a.m.YYZ - AUS

Nonstop3h 40mAir Canada

Deal found 15/4C$ 638

Mon 5/55:30 a.m.AUS - YOW

2 stops14h 31mMultiple Airlines

Fri 9/511:00 a.m.YOW - AUS

1 stop27h 10mMultiple Airlines

Deal found 15/4C$ 506

Tue 6/56:37 p.m.AUS - YUL

1 stop16h 07mAmerican Airlines

Wed 7/53:44 p.m.YUL - AUS

1 stop8h 18mAmerican Airlines

Deal found 15/4C$ 786

Wed 7/511:20 a.m.AUS - YYZ

1 stop10h 46mDelta

Mon 12/56:15 a.m.YYZ - AUS

1 stop8h 23mDelta

Deal found 15/4C$ 709

Sat 10/56:00 a.m.AUS - YYZ

1 stop10h 35mAmerican Airlines

Tue 3/67:15 a.m.YYZ - AUS

1 stop7h 48mAmerican Airlines

Deal found 15/4C$ 727

One-way flights from Austin to Ontario
Search for one-way flight options from Austin to Ontario. Find affordable one-way fares based on user searches. Data last updated 15 April 2025.

Thu 1/55:30 a.m.AUS - YYZ

1 stop13h 29mMultiple Airlines

Deal found 15/4C$ 120

Tue 24/67:15 a.m.AUS - YUL

3 stops14h 00mMultiple Airlines

Deal found 14/4C$ 192

Wed 30/411:55 a.m.AUS - YYZ

Nonstop3h 24mAir Canada

Deal found 13/4C$ 331

Tue 20/56:00 a.m.AUS - YYZ

1 stop7h 30mAmerican Airlines

Deal found 15/4C$ 338

Wed 16/75:00 a.m.AUS - YYZ

2 stops9h 46mUnited Airlines

Deal found 15/4C$ 349

Tue 24/610:00 a.m.AUS - YUL

Nonstop3h 58mAir Canada

Deal found 14/4C$ 353

Wed 18/67:38 a.m.AUS - YUL

2 stops15h 59mDelta

Deal found 15/4C$ 364

Wed 18/612:50 p.m.AUS - YUL

1 stop9h 36mUnited Airlines

Deal found 15/4C$ 384

Mon 30/68:00 a.m.AUS - YYZ

1 stop11h 54mWestJet

Deal found 14/4C$ 387

Sat 3/55:00 a.m.AUS - YUL

2 stops9h 25mAmerican Airlines

Deal found 15/4C$ 391

Tue 20/57:28 a.m.AUS - YYZ

2 stops30h 32mAlaska Airlines

Deal found 15/4C$ 441

Tue 17/611:30 a.m.AUS - YOW

1 stop6h 34mAir Canada

Deal found 15/4C$ 471

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

AustinToronto

AUS - YYZ

AUSYYZ

Austin Bergstrom

Thu 1/5

5:30 a.m.-7:59 p.m.

1 stop13h 29m

Toronto Pearson Intl

Wed 7/5

9:45 a.m.-7:16 p.m.

1 stop10h 31m

C$ 286

AustinMontreal

AUS - YUL

AUSYUL

Austin Bergstrom

Fri 16/5

7:25 p.m.-2:20 p.m.

1 stop17h 55m

Montreal Pierre Elliott Trudeau Intl

Tue 20/5

6:45 a.m.-11:03 p.m.

2 stops17h 18m

C$ 432

AustinOttawa

AUS - YOW

AUSYOW

Austin Bergstrom

Mon 5/5

5:30 a.m.-9:01 p.m.

2 stops14h 31m

Ottawa

Fri 9/5

11:00 a.m.-1:10 p.m.

1 stop27h 10m

C$ 506

AustinToronto

AUS - YYZ

AUSYYZ

Austin Bergstrom

Mon 6/10

8:00 a.m.-8:53 p.m.

1 stop11h 53m

Toronto Pearson Intl

Thu 9/10

6:30 a.m.-4:01 p.m.

1 stop10h 31m

C$ 620

AustinToronto

AUS - YYZ

AUSYYZ

Austin Bergstrom

Thu 1/5

11:30 a.m.-3:54 p.m.

Nonstop3h 24m

Toronto Pearson Intl

Wed 7/5

8:00 a.m.-10:40 a.m.

Nonstop3h 40m

C$ 638

AustinToronto

AUS - YYZ

AUSYYZ

Austin Bergstrom

Sat 3/5

7:20 a.m.-11:20 a.m.

1 stop27h 00m

Toronto Pearson Intl

Fri 9/5

12:10 p.m.-2:39 p.m.

1 stop27h 29m

C$ 642

AustinToronto

AUS - YYZ

AUSYYZ

Austin Bergstrom

Thu 5/6

5:00 a.m.-12:35 p.m.

1 stop6h 35m

Toronto Pearson Intl

Thu 5/6

3:14 p.m.-11:54 p.m.

1 stop9h 40m

C$ 711

AustinToronto

AUS - YYZ

AUSYYZ

Austin Bergstrom

Thu 7/8

11:20 a.m.-3:46 p.m.

Nonstop3h 26m

Toronto Pearson Intl

Sat 6/9

8:00 a.m.-10:35 a.m.

Nonstop3h 35m

C$ 726

AustinMontreal

AUS - YUL

AUSYUL

Austin Bergstrom

Tue 6/5

6:37 p.m.-11:44 a.m.

1 stop16h 07m

Montreal Pierre Elliott Trudeau Intl

Wed 7/5

3:44 p.m.-11:02 p.m.

1 stop8h 18m

C$ 786

AustinMontreal

AUS - YUL

AUSYUL

Austin Bergstrom

Sun 15/6

10:00 a.m.-2:58 p.m.

Nonstop3h 58m

Montreal Pierre Elliott Trudeau Intl

Sat 21/6

4:45 p.m.-8:01 p.m.

Nonstop4h 16m

C$ 813

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/4

Showing 1-10 of 28 results

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 C$ 167). Flying from Austin to Region of Ontario in July is currently the most expensive (average of C$ 258). 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.

Rainfall in Ontario by month

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario 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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

Reviews of airlines servicing Ontario

Peruse reviews from past customers who have flown with Alaska Airlines, Delta and United 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.

Alaska Airlines

8.0

Very good

9,876 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Alaska Airlines

8.0

Very good

9,876 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Delta

8.0

Very good

7,917 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

United Airlines

7.4

Good

8,658 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

WestJet

7.2

Good

2,805 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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.
What are the cheapest airlines to fly from Austin to Region of Ontario one-way?
To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at C$ 331. American Airlines flights start at C$ 338 while deals on United Airlines start at C$ 349 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 cheapest flights from Austin to Region of Ontario?
The cheapest flight price from Austin to Region of Ontario is C$ 307. On average you can expect to pay C$ 627. The most popular route, (Austin Bergstrom - Toronto Pearson Intl), can usually be booked for C$ 334.
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 C$ 167). Flying from Austin to Region of Ontario in July is currently the most expensive (average of C$ 258). 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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Complete your trip

Region of Ontario car rentals

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Ottawa Airport car rentals

Toronto Island Airport car rentals

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North Bay Airport car rentals

Direct flights to Canada

Top airline flying from Austin to Ontario

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 340	AverageC$ 776	FlexibilityNo cancel fee	On-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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Cheap flights from Austin to Ontario from C$ 120

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 1/5. Fares are subject to change and may not be available on all flights or dates of travel.

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 15 April 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Austin to Ontario

Cheapest flights from Austin to OntarioExplore 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 15 April 2025.

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 15 April 2025.

Cheapflights Fare Finder

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

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.

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?

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 15 April 2025.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

Reviews of airlines servicing Ontario

Peruse reviews from past customers who have flown with Alaska Airlines, Delta and United 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.

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?

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

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

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

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

How can I find direct flights from Austin to Ontario?

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

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

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Alternative routes for Austin to Ontario

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Top airline flying from Austin to Ontario

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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 15 April 2025.