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$460+ 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 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — VIE
ene. 2 — ene. 91
vie. 1/2
vie. 1/9
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 diciembre 3, 2025.

This oojo deal was found by Cheapflights users on 12/1. 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.
dom. 12/284:47 pmONT - VIE
2 stops18h 38mBritish Airways
dom. 1/117:00 pmVIE - ONT
2 stops31h 22mBritish Airways
Deal found 12/1$1,455
This oojo deal was found by Cheapflights users on 12/2. 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.
sáb. 12/2712:46 pmONT - VIE
2 stops17h 59mBritish Airways
sáb. 1/177:25 pmVIE - ONT
2 stops32h 20mBritish Airways
Deal found 12/2$1,505
This oojo deal was found by Cheapflights users on 12/1. 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.
lun. 12/154:47 pmONT - VIE
2 stops31h 28mBritish Airways
mié. 4/1511:10 amVIE - ONT
2 stops21h 30mBritish Airways
Deal found 12/1$1,525
This oojo deal was found by Cheapflights users on 12/2. 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.
mié. 12/2410:50 amONT - VIE
2 stops20h 20mBritish Airways
sáb. 1/107:25 pmVIE - ONT
2 stops33h 45mBritish Airways
Deal found 12/2$1,629
This oojo deal was found by Cheapflights users on 12/1. 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.
lun. 12/154:47 pmONT - VIE
2 stops31h 28mBritish Airways
mar. 12/2311:30 amVIE - ONT
2 stops19h 44mBritish Airways
Deal found 12/1$1,641
This United Airlines deal was found by Cheapflights users on 11/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/296:39 pmONT - VIE
2 stops56h 41mUnited Airlines
lun. 1/512:35 pmVIE - ONT
2 stops41h 23mUnited Airlines
Deal found 11/30$1,679
This United Airlines deal was found by Cheapflights users on 12/2. 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. 12/3011:59 pmONT - VIE
1 stop23h 06mUnited Airlines
mar. 1/612:35 pmVIE - ONT
2 stops38h 08mUnited Airlines
Deal found 12/2$1,715
This oojo deal was found by Cheapflights users on 12/2. 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.
mar. 12/234:44 pmONT - VIE
2 stops20h 51mBritish Airways
mar. 1/134:05 pmVIE - ONT
2 stops35h 40mBritish Airways
Deal found 12/2$1,835
This Delta deal was found by Cheapflights users on 12/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/2310:29 pmONT - VIE
2 stops28h 01mDelta
mié. 12/3112:15 pmVIE - ONT
2 stops30h 45mDelta
Deal found 12/2$1,846
This Delta deal was found by Cheapflights users on 12/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/246:38 amONT - VIE
2 stops43h 47mDelta
mié. 12/316:50 amVIE - ONT
2 stops22h 00mDelta
Deal found 12/2$1,852
This Delta deal was found by Cheapflights users on 12/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/2310:29 pmONT - VIE
2 stops33h 56mDelta
lun. 1/512:15 pmVIE - ONT
2 stops58h 41mDelta
Deal found 12/2$1,860
This Iberia deal was found by Cheapflights users on 12/3. 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.
sáb. 12/276:10 amONT - INN
2 stops23h 15mIberia
mié. 12/313:20 pmINN - ONT
2 stops29h 33mIberia
Deal found 12/3$2,670

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 diciembre 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$750
(flugladen.de)

One-way from

$460
(Trip.com)

Popular in

June

Cheapest in

September

Average price

$1,152
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. 14% potential increase in price ($153 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 diciembre 3, 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

dom. 3/22

2:47 pm-5:55 pm

2 stops19h 08m

Vienna Intl

mar. 3/31

7:35 am-6:42 pm

2 stops20h 07m

$905

OntarioVienna

ONT - VIE

ONTVIE

Ontario

mié. 1/21

6:00 am-1:20 pm

2 stops22h 20m

Vienna Intl

mié. 2/4

7:25 am-6:45 pm

2 stops20h 20m

$905

OntarioVienna

ONT - VIE

ONTVIE

Ontario

lun. 3/16

5:02 pm-9:15 am

2 stops32h 13m

Vienna Intl

mié. 4/1

11:10 am-10:19 pm

2 stops20h 09m

$905

OntarioVienna

ONT - VIE

ONTVIE

Ontario

jue. 2/12

5:06 pm-6:30 pm

2 stops16h 24m

Vienna Intl

jue. 2/26

11:05 am-11:58 pm

2 stops21h 53m

$955

OntarioVienna

ONT - VIE

ONTVIE

Ontario

jue. 2/5

4:45 pm-10:30 pm

2 stops20h 45m

Vienna Intl

dom. 2/15

10:55 am-10:04 pm

2 stops20h 09m

$1,005

OntarioVienna

ONT - VIE

ONTVIE

Ontario

sáb. 1/24

6:00 am-8:45 am

2 stops17h 45m

Vienna Intl

sáb. 2/7

10:35 am-8:58 pm

2 stops19h 23m

$1,016

OntarioVienna

ONT - VIE

ONTVIE

Ontario

lun. 3/16

2:47 pm-10:35 pm

2 stops23h 48m

Vienna Intl

jue. 4/16

11:25 am-9:56 pm

2 stops19h 31m

$1,050

OntarioInnsbruck

ONT - INN

ONTINN

Ontario

vie. 1/23

12:41 pm-5:10 pm

2 stops19h 29m

Innsbruck Kranebitten

vie. 1/30

9:20 am-9:05 pm

2 stops20h 45m

$1,084

OntarioVienna

ONT - VIE

ONTVIE

Ontario

vie. 3/13

5:02 pm-10:35 pm

2 stops21h 33m

Vienna Intl

jue. 3/19

7:25 am-11:59 pm

2 stops24h 34m

$1,105

OntarioVienna

ONT - VIE

ONTVIE

Ontario

jue. 2/5

12:41 pm-5:25 pm

2 stops19h 44m

Vienna Intl

lun. 2/9

12:15 pm-9:05 pm

2 stops41h 50m

$1,116

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 33 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 British Airways, KLM, and American Airlines fly from Ontario to Austria in about 16h 45m. The time it takes to get you to your destination can typically vary by up to 2h 44m. Ontario and Austria are separated by a distance of 5985 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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