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$467+ Cheap flights from Ontario (ONT) to Austria

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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — VIE
dic. 12 — dic. 191
vie. 12/12
vie. 12/19
1 adult, Economy
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Cheap flight deals from Ontario to Austria

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

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$909
(Air Canada)

One-way from

$467
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$956
Provider with most accurate pricing for Los Angeles-Vienna Intl flight deals.
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From Ontario to Austria
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One-way flight from Ontario to Austria
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Highest demand for flights based on searches. 13% potential increase in price ($146 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Ontario to Austria

Cheapest flights from Ontario to Austria
Explore the most affordable flight options available from Ontario to Austria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 12, 2025.

This United Airlines deal was found by Cheapflights users on 11/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/26:00 amONT - VIE
2 stops17h 00mUnited Airlines
vie. 12/1210:35 amVIE - ONT
3 stops45h 14mUnited Airlines
Deal found 11/11$1,391
This Air Canada deal was found by Cheapflights users on 11/11. 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.
mar. 12/21:50 pmONT - VIE
2 stops33h 55mMultiple Airlines
vie. 12/1210:35 amVIE - ONT
2 stops34h 43mMultiple Airlines
Deal found 11/11$1,392
This United Airlines deal was found by Cheapflights users on 11/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/267:00 amONT - VIE
1 stop16h 05mUnited Airlines
mié. 12/310:55 amVIE - ONT
2 stops20h 54mUnited Airlines
Deal found 11/11$1,403
This Mytrip deal was found by Cheapflights users on 11/11. 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.
dom. 12/2111:02 pmONT - VIE
3 stops31h 18mMultiple Airlines
lun. 12/297:50 amVIE - ONT
2 stops19h 54mMultiple Airlines
Deal found 11/11$1,739
This United Airlines deal was found by Cheapflights users on 11/12. 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.
mié. 11/267:00 amONT - VIE
1 stop16h 05mUnited Airlines
mar. 12/210:35 amVIE - ONT
2 stops21h 14mUnited Airlines
Deal found 11/12$1,759
This Air Canada deal was found by Cheapflights users on 11/12. 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.
mié. 11/267:00 amONT - VIE
2 stops16h 45mMultiple Airlines
mar. 12/210:35 amVIE - ONT
2 stops19h 07mMultiple Airlines
Deal found 11/12$1,766
This Mytrip deal was found by Cheapflights users on 11/12. 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.
dom. 12/2111:02 pmONT - VIE
3 stops31h 18mMultiple Airlines
lun. 1/57:50 amVIE - ONT
2 stops19h 54mMultiple Airlines
Deal found 11/12$1,768
This United Airlines deal was found by Cheapflights users on 11/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/236:04 amONT - VIE
2 stops41h 41mUnited Airlines
vie. 1/210:55 amVIE - ONT
2 stops34h 43mUnited Airlines
Deal found 11/11$1,829
This Air Canada deal was found by Cheapflights users on 11/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/196:00 amONT - VIE
2 stops17h 45mMultiple Airlines
sáb. 12/1310:35 amVIE - ONT
2 stops19h 07mMultiple Airlines
Deal found 11/10$1,865
This Mytrip deal was found by Cheapflights users on 11/12. 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.
dom. 12/2111:02 pmONT - VIE
3 stops31h 18mMultiple Airlines
vie. 1/27:50 amVIE - ONT
2 stops19h 54mMultiple Airlines
Deal found 11/12$1,921
This United Airlines deal was found by Cheapflights users on 11/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/236:05 amONT - VIE
2 stops41h 40mUnited Airlines
vie. 11/2810:55 amVIE - ONT
1 stop20h 36mUnited Airlines
Deal found 11/11$1,969

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Austria 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 noviembre 12, 2025.
Use the filters below to find and compare flights from Ontario to Austria that are best for you.

Fly from

Ontario

Fly to

Austria

Route

Depart

Return

Price

OntarioVienna

ONT - VIE

ONTVIE

Ontario

vie. 3/13

12:02 pm-9:55 pm

2 stops25h 53m

Vienna Intl

vie. 3/27

6:45 am-10:38 pm

2 stops23h 53m

$970

OntarioVienna

ONT - VIE

ONTVIE

Ontario

sáb. 2/14

6:00 am-8:45 am

2 stops17h 45m

Vienna Intl

sáb. 2/28

10:35 am-8:50 pm

2 stops19h 15m

$1,016

OntarioVienna

ONT - VIE

ONTVIE

Ontario

vie. 3/13

1:45 pm-6:05 pm

2 stops20h 20m

Vienna Intl

vie. 3/27

10:55 am-10:15 pm

1 stop19h 20m

$1,024

OntarioVienna

ONT - VIE

ONTVIE

Ontario

mié. 4/1

1:34 pm-8:20 am

2 stops57h 46m

Vienna Intl

dom. 4/5

6:50 am-10:26 pm

2 stops48h 36m

$1,048

OntarioVienna

ONT - VIE

ONTVIE

Ontario

mar. 3/17

5:40 am-8:25 am

2 stops18h 45m

Vienna Intl

lun. 3/23

10:55 am-10:15 pm

1 stop19h 20m

$1,103

OntarioInnsbruck

ONT - INN

ONTINN

Ontario

jue. 2/26

7:30 am-8:35 am

2 stops40h 05m

Innsbruck Kranebitten

lun. 3/2

6:50 pm-9:07 pm

2 stops35h 17m

$1,190

OntarioVienna

ONT - VIE

ONTVIE

Ontario

mar. 4/14

7:00 am-8:15 am

1 stop16h 15m

Vienna Intl

mar. 4/21

10:30 am-10:26 pm

1 stop20h 56m

$1,193

OntarioVienna

ONT - VIE

ONTVIE

Ontario

dom. 2/22

4:59 pm-8:25 pm

2 stops18h 26m

Vienna Intl

jue. 5/21

11:25 am-9:43 pm

2 stops19h 18m

$1,254

OntarioVienna

ONT - VIE

ONTVIE

Ontario

dom. 2/1

10:58 am-3:00 pm

2 stops19h 02m

Vienna Intl

vie. 5/1

7:00 am-8:18 pm

2 stops22h 18m

$1,270

OntarioVienna

ONT - VIE

ONTVIE

Ontario

dom. 2/1

10:58 am-3:00 pm

2 stops19h 02m

Vienna Intl

mié. 4/29

7:00 am-8:18 pm

2 stops22h 18m

$1,270

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

Showing 1-10 of 25 results
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Best time to book a flight from Ontario to Austria

Have a flexible travel schedule? Discover the best time to fly to Austria 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 Austria

What is the cheapest month to book a flight from Ontario to Austria?

Currently, October is the cheapest month in which you can book a flight from Ontario to Austria (average of $408). Flying from Ontario to Austria in June is currently the most expensive (average of $805). 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.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Austria. 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 Ontario to Austria?

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to Austria.

  • How long is the flight from Ontario to Austria?

    Airlines like United Airlines and KLM fly from Ontario to Austria in about 20h 20m. The time it takes to get you to your destination can typically vary by up to 19h 45m. Ontario and Austria are separated by a distance of 6089 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Austria 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 Ontario to Austria?

    Currently, October is the cheapest month in which you can book a flight from Ontario to Austria (average of $408). Flying from Ontario to Austria in June is currently the most expensive (average of $805). 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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