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Cheap flights from Ontario to Austria from $691

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Austria departing on 9/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ontario to Austria

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:39 am - 9:05 am
ONT
-
VIE
37h 26m
2 stops
Multiple Airlines Logo
8:05 am - 10:09 pm
VIE
-
ONT
47h 04m
2 stops
$900Multiple Airlines
Tue, Apr 28 - Fri, May 15
Multiple Airlines Logo
6:00 am - 9:50 pm
ONT
-
VIE
30h 50m
2 stops
Multiple Airlines Logo
8:05 am - 10:09 pm
VIE
-
ONT
47h 04m
2 stops
$906Multiple Airlines
Tue, Apr 28 - Fri, May 15
Multiple Airlines Logo
10:54 am - 3:50 pm
ONT
-
VIE
19h 56m
2 stops
Multiple Airlines Logo
7:40 am - 11:59 pm
VIE
-
ONT
25h 19m
2 stops
$919Multiple Airlines
Mon, Aug 17 - Mon, Aug 31
Turkish Airlines Logo
10:56 pm - 9:05 am
ONT
-
VIE
25h 09m
2 stops
Turkish Airlines Logo
4:35 pm - 9:29 pm
VIE
-
ONT
37h 54m
2 stops
$933Turkish Airlines
Tue, Sep 15 - Tue, Sep 29
Multiple Airlines Logo
6:00 am - 9:50 pm
ONT
-
VIE
30h 50m
2 stops
Multiple Airlines Logo
7:50 pm - 11:58 pm
VIE
-
ONT
37h 08m
2 stops
$960Multiple Airlines
Tue, Apr 28 - Wed, May 13
Turkish Airlines Logo
10:56 pm - 12:50 pm
ONT
-
VIE
28h 54m
2 stops
Turkish Airlines Logo
7:50 pm - 9:29 pm
VIE
-
ONT
34h 39m
2 stops
$961Turkish Airlines
Thu, Sep 17 - Thu, Oct 1
Turkish Airlines Logo
10:56 pm - 12:50 pm
ONT
-
VIE
28h 54m
2 stops
Turkish Airlines Logo
7:50 pm - 9:29 pm
VIE
-
ONT
34h 39m
2 stops
$967Turkish Airlines
Tue, Sep 15 - Wed, Sep 30
Turkish Airlines Logo
10:56 pm - 9:15 am
ONT
-
VIE
25h 19m
2 stops
Turkish Airlines Logo
7:50 pm - 9:29 pm
VIE
-
ONT
58h 39m
2 stops
$973Turkish Airlines
Wed, Sep 16 - Wed, Sep 30
Multiple Airlines Logo
10:39 am - 12:50 pm
ONT
-
VIE
41h 11m
2 stops
Multiple Airlines Logo
1:50 pm - 11:59 pm
VIE
-
ONT
43h 09m
2 stops
$1,006Multiple Airlines
Sun, May 3 - Sun, May 10
Multiple Airlines Logo
12:02 pm - 11:05 pm
ONT
-
VIE
26h 03m
2 stops
Multiple Airlines Logo
6:35 am - 10:39 pm
VIE
-
ONT
25h 04m
2 stops
$1,042Multiple Airlines
Sat, Aug 1 - Sat, Aug 22

Air Canada flights from Ontario to Austria

Our best Air Canada deals on Ontario to Austria flight tickets
Air Canada
Apr 27
ONT5:10 amOntario
18h 25m
2 stops
VIE8:35 amVienna Intl
May 14
VIE11:00 amVienna Intl
42h 36m
2 stops
ONT8:36 pmOntario
$1,305
Air Canada
Apr 25
ONT5:10 amOntario
42h 10m
2 stops
VIE8:20 amVienna Intl
May 14
VIE11:00 amVienna Intl
42h 36m
2 stops
ONT8:36 pmOntario
$1,310
Air Canada
Apr 25
ONT5:10 amOntario
42h 10m
2 stops
VIE8:20 amVienna Intl
May 15
VIE10:30 amVienna Intl
43h 06m
2 stops
ONT8:36 pmOntario
$1,315

United Airlines flights from Ontario to Austria

Our best United Airlines deals on Ontario to Austria flight tickets
United Airlines
Apr 27
ONT6:00 amOntario
21h 20m
2 stops
VIE12:20 pmVienna Intl
May 15
VIE10:30 amVienna Intl
40h 31m
2 stops
ONT6:01 pmOntario
$1,303
United Airlines
Apr 28
ONT7:00 amOntario
16h 15m
1 stop
VIE8:15 amVienna Intl
May 15
VIE10:30 amVienna Intl
40h 31m
2 stops
ONT6:01 pmOntario
$1,307
United Airlines
Apr 26
ONT6:00 amOntario
17h 15m
2 stops
VIE8:15 amVienna Intl
May 15
VIE10:30 amVienna Intl
40h 31m
2 stops
ONT6:01 pmOntario
$1,311

momondo 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, momondo users made 832,500 searches. Data last updated March 21, 2026.
Use the filters below to find and compare flights from Ontario to Austria that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioVienna

ONT - VIE

ONTVIE

Ontario

Tue 4/28

10:39 am-9:05 am

2 stops37h 26m

Vienna Intl

Fri 5/15

8:05 am-10:09 pm

2 stops47h 04m

$900

OntarioVienna

ONT - VIE

ONTVIE

Ontario

Tue 4/28

6:00 am-9:50 pm

2 stops30h 50m

Vienna Intl

Fri 5/15

8:05 am-10:09 pm

2 stops47h 04m

$906
Quickest round-trip

OntarioVienna

ONT - VIE

ONTVIE

Ontario

Mon 8/17

10:54 am-3:50 pm

2 stops19h 56m

Vienna Intl

Mon 8/31

7:40 am-11:59 pm

2 stops25h 19m

$919

OntarioVienna

ONT - VIE

ONTVIE

Ontario

Tue 9/15

10:56 pm-9:05 am

2 stops25h 09m

Vienna Intl

Tue 9/29

4:35 pm-9:29 pm

2 stops37h 54m

$933

OntarioVienna

ONT - VIE

ONTVIE

Ontario

Tue 4/28

6:00 am-9:50 pm

2 stops30h 50m

Vienna Intl

Wed 5/13

7:50 pm-11:58 pm

2 stops37h 08m

$960

OntarioVienna

ONT - VIE

ONTVIE

Ontario

Thu 9/17

10:56 pm-12:50 pm

2 stops28h 54m

Vienna Intl

Thu 10/1

7:50 pm-9:29 pm

2 stops34h 39m

$961

OntarioVienna

ONT - VIE

ONTVIE

Ontario

Tue 9/15

10:56 pm-12:50 pm

2 stops28h 54m

Vienna Intl

Wed 9/30

7:50 pm-9:29 pm

2 stops34h 39m

$967

OntarioVienna

ONT - VIE

ONTVIE

Ontario

Wed 9/16

10:56 pm-9:15 am

2 stops25h 19m

Vienna Intl

Wed 9/30

7:50 pm-9:29 pm

2 stops58h 39m

$973

OntarioVienna

ONT - VIE

ONTVIE

Ontario

Sun 5/3

10:39 am-12:50 pm

2 stops41h 11m

Vienna Intl

Sun 5/10

1:50 pm-11:59 pm

2 stops43h 09m

$1,006

OntarioVienna

ONT - VIE

ONTVIE

Ontario

Sat 8/1

12:02 pm-11:05 pm

2 stops26h 03m

Vienna Intl

Sat 8/22

6:35 am-10:39 pm

2 stops25h 04m

$1,042

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Austria from

How to get the cheapest flight ticket from Ontario to Austria

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Ontario to Austria?

Turkish Airlines, British Airways, and United Airlines are the most popular carriers operating from Ontario to Austria

What airlines fly to Austria?

Austrian Airlines, Scandinavian Airlines and Condor are the top three most popular airlines that fly to Austria from Ontario according to our data. Austrian Airlines is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Austria. Keep in mind that there are 11 different airlines that fly to Austria on a routine basis, so you have a few additional options to choose from.

Cheap Ontario to Austria flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Austria

Fastest flight time

16h 15m

Direct flights

None
The fastest flight from Ontario to Austria takes 16h 15m
There are no direct flights from Ontario to Austria. There are no popular flight routes from Ontario to Austria.
Search flight deals

  • When did momondo last update prices for flights from Ontario Airport to Austria?

    Prices for flights from Ontario Airport to Austria are refreshed on a daily basis.

  • How old do you have to be to fly from Ontario Airport to Austria?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Austria.

  • What documentation or ID do you need to fly to Austria?

    The required travel and health documents for your Austria trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Austria. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Austria?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Austria from Ontario.

Can I find flights from Ontario to Austria with flexible booking policies on momondo?

All flight searches from Ontario to Austria on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ontario to Austria?

momondo helps you find the best flight between Ontario and Austria by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Ontario to Austria right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ontario to Austria flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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