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Austria

$508+ 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 7/16. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — VIE
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap 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 January 29, 2026.

This oojo deal was found by Cheapflights users on 1/26. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/61:10 pm
ONT
-
VIE
2 stops35h 55m
British Airways
Wed 6/244:50 pm
VIE
-
ONT
2 stops38h 01m
British Airways
Deal found 1/26$743
This oojo deal was found by Cheapflights users on 1/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2410:56 am
ONT
-
VIE
2 stops18h 54m
British Airways
Mon 3/3011:35 am
VIE
-
ONT
2 stops40h 07m
British Airways
Deal found 1/27$893
This oojo deal was found by Cheapflights users on 1/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/235:02 pm
ONT
-
VIE
2 stops21h 33m
British Airways
Mon 3/309:15 pm
VIE
-
ONT
2 stops31h 30m
British Airways
Deal found 1/27$903
This oojo deal was found by Cheapflights users on 1/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1912:19 pm
ONT
-
VIE
2 stops25h 11m
British Airways
Mon 4/279:15 pm
VIE
-
ONT
2 stops30h 22m
British Airways
Deal found 1/28$905
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/15:00 am
ONT
-
VIE
2 stops21h 55m
United Airlines
Fri 5/1510:30 am
VIE
-
ONT
1 stop21h 00m
United Airlines
Deal found 1/27$953
This United Airlines deal was found by Cheapflights users on 1/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/197:00 am
ONT
-
VIE
1 stop16h 15m
United Airlines
Mon 4/2710:30 am
VIE
-
ONT
1 stop20h 56m
United Airlines
Deal found 1/28$954
This oojo deal was found by Cheapflights users on 1/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/195:02 pm
ONT
-
VIE
2 stops17h 28m
British Airways
Thu 4/27:40 am
VIE
-
ONT
2 stops22h 44m
British Airways
Deal found 1/27$955
This British Airways deal was found by Cheapflights users on 1/26. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/69:12 am
ONT
-
VIE
2 stops39h 53m
British Airways
Thu 6/257:40 am
VIE
-
ONT
2 stops23h 11m
British Airways
Deal found 1/26$960
This oojo deal was found by Cheapflights users on 1/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2910:59 am
ONT
-
VIE
2 stops19h 56m
British Airways
Wed 5/1311:35 am
VIE
-
ONT
2 stops44h 00m
British Airways
Deal found 1/28$968
This Iberia deal was found by Cheapflights users on 1/27. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1910:56 am
ONT
-
INN
2 stops17h 29m
Multiple Airlines
Wed 4/13:20 pm
INN
-
ONT
2 stops40h 10m
Multiple Airlines
Deal found 1/27$999
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/165:10 am
ONT
-
VIE
2 stops21h 45m
United Airlines
Sat 4/2510:30 am
VIE
-
ONT
1 stop20h 56m
United Airlines
Deal found 1/27$1,003
This Turkish Airlines deal was found by Cheapflights users on 1/29. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/56:00 am
ONT
-
VIE
2 stops30h 55m
Multiple Airlines
Sun 3/16:45 am
VIE
-
ONT
2 stops25h 47m
Multiple Airlines
Deal found 1/29$1,007

Find flight deals from Ontario to Austria

Keep the following information in mind while searching for Ontario to Austria flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$743
(oojo)

One-way from

$508
(Iberia)

Popular in

June

Cheapest in

November

Average price

$734
Provider with most accurate pricing for Los Angeles-Vienna Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Vienna Intl flights.
Search Deals
From Ontario to Austria
Search Deals
One-way flight from Ontario to Austria
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($207 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 29, 2026.
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

Tue 3/24

10:56 am-1:50 pm

2 stops18h 54m

Vienna Intl

Mon 3/30

11:35 am-6:42 pm

2 stops40h 07m

$893

OntarioVienna

ONT - VIE

ONTVIE

Ontario

Sun 4/19

7:00 am-8:15 am

1 stop16h 15m

Vienna Intl

Mon 4/27

10:30 am-10:26 pm

1 stop20h 56m

$954

OntarioVienna

ONT - VIE

ONTVIE

Ontario

Sat 6/6

9:12 am-10:05 am

2 stops39h 53m

Vienna Intl

Thu 6/25

7:40 am-9:51 pm

2 stops23h 11m

$960

OntarioVienna

ONT - VIE

ONTVIE

Ontario

Sat 6/6

1:10 pm-10:05 am

2 stops35h 55m

Vienna Intl

Thu 6/18

7:40 am-9:51 pm

2 stops23h 11m

$960

OntarioInnsbruck

ONT - INN

ONTINN

Ontario

Thu 3/19

10:56 am-12:25 pm

2 stops17h 29m

Innsbruck Kranebitten

Wed 4/1

3:20 pm-10:30 pm

2 stops40h 10m

$999

OntarioVienna

ONT - VIE

ONTVIE

Ontario

Thu 4/16

7:00 am-8:15 am

1 stop16h 15m

Vienna Intl

Sat 4/25

10:30 am-10:26 pm

1 stop20h 56m

$1,003

OntarioVienna

ONT - VIE

ONTVIE

Ontario

Sun 3/22

11:58 pm-3:20 pm

2 stops31h 22m

Vienna Intl

Wed 4/8

11:35 am-10:35 pm

2 stops44h 00m

$1,038

OntarioVienna

ONT - VIE

ONTVIE

Ontario

Tue 5/5

4:52 pm-8:20 pm

2 stops18h 28m

Vienna Intl

Wed 5/20

11:15 am-11:46 pm

2 stops21h 31m

$1,050

OntarioVienna

ONT - VIE

ONTVIE

Ontario

Sun 3/8

11:59 pm-8:05 am

1 stop24h 06m

Vienna Intl

Mon 3/16

10:55 am-10:18 pm

1 stop19h 23m

$1,204

OntarioVienna

ONT - VIE

ONTVIE

Ontario

Mon 3/2

6:10 am-8:45 am

2 stops17h 35m

Vienna Intl

Mon 3/16

10:40 am-10:18 pm

2 stops19h 38m

$1,212

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 27 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 $407). Flying from Ontario to Austria in June is currently the most expensive (average of $806). 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 British Airways and United Airlines fly from Ontario to Austria in about 16h 15m. The time it takes to get you to your destination can typically vary by up to 2h 39m. 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 $407). Flying from Ontario to Austria in June is currently the most expensive (average of $806). 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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