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Cheap flights from Ontario to Austria from $460

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 1/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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
10:58 am - 10:45 pmONT-VIE
26h 47m2 stops
Multiple Airlines Logo
6:20 am - 10:08 amVIE-ONT
36h 48m2 stops
$750Multiple Airlines
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Sat, Jan 17 - Mon, Feb 2
United Airlines Logo
5:00 am - 8:25 amONT-VIE
18h 25m2 stops
United Airlines Logo
10:35 am - 12:18 pmVIE-ONT
33h 43m2 stops
$886United Airlines
Find Deal
Tue, Mar 3 - Tue, Mar 17
British Airways Logo
3:19 pm - 10:35 pmONT-VIE
22h 16m2 stops
British Airways Logo
9:15 pm - 6:42 pmVIE-ONT
29h 27m2 stops
$905British Airways
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Mon, Mar 2 - Mon, Mar 16
British Airways Logo
4:45 pm - 8:15 pmONT-VIE
18h 30m2 stops
British Airways Logo
7:25 am - 6:45 pmVIE-ONT
20h 20m2 stops
$953British Airways
Find Deal
Thu, Jan 29 - Wed, Feb 11
British Airways Logo
4:45 pm - 6:30 pmONT-VIE
16h 45m2 stops
British Airways Logo
7:25 am - 6:45 pmVIE-ONT
20h 20m2 stops
$955British Airways
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Thu, Jan 22 - Thu, Feb 5
Multiple Airlines Logo
6:00 am - 9:55 pmONT-VIE
30h 55m2 stops
Multiple Airlines Logo
10:00 am - 10:59 amVIE-ONT
33h 59m2 stops
$961Multiple Airlines
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Mon, Jan 12 - Sat, Jan 24
KLM Logo
12:41 pm - 5:10 pmONT-INN
19h 29m2 stops
KLM Logo
9:20 am - 9:05 pmINN-ONT
20h 45m2 stops
$1,084KLM
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Fri, Jan 23 - Fri, Jan 30
American Airlines Logo
4:45 pm - 6:30 pmONT-INN
16h 45m2 stops
American Airlines Logo
7:25 pm - 6:45 pmINN-ONT
32h 20m2 stops
$1,120American Airlines
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Sun, Jan 25 - Mon, Feb 2
KLM Logo
6:00 am - 8:35 amONT-INN
41h 35m2 stops
KLM Logo
5:20 pm - 9:05 pmINN-ONT
36h 45m2 stops
$1,191KLM
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Wed, Jan 21 - Sun, Jan 25
American Airlines Logo
10:58 am - 6:30 pmONT-INN
22h 32m2 stops
American Airlines Logo
7:25 pm - 6:45 pmINN-ONT
32h 20m2 stops
$1,372American Airlines
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Sun, Jan 18 - Mon, Jan 26

Delta flights from Ontario to Austria

Our best Delta deals on Ontario to Austria flight tickets
Delta
Feb 5
ONT12:41 pmOntario
19h 44m
2 stops
VIE5:25 pmVienna Intl
Feb 9
VIE12:15 pmVienna Intl
41h 50m
2 stops
ONT9:05 pmOntario
$1,116
Find similar
Delta
Jan 11
ONT10:30 pmOntario
28h 00m
2 stops
VIE11:30 amVienna Intl
Jan 21
VIE6:50 amVienna Intl
23h 15m
2 stops
ONT9:05 pmOntario
$1,166
Find similar
Delta
Jan 9
ONT6:00 amOntario
26h 25m
2 stops
VIE5:25 pmVienna Intl
Jan 23
VIE6:15 amVienna Intl
19h 00m
2 stops
ONT4:15 pmOntario
$1,221
Find similar

United Airlines flights from Ontario to Austria

Our best United Airlines deals on Ontario to Austria flight tickets
United Airlines
Mar 3
ONT5:00 amOntario
18h 25m
2 stops
VIE8:25 amVienna Intl
Mar 17
VIE10:35 amVienna Intl
33h 43m
2 stops
ONT12:18 pmOntario
$886
Find similar
United Airlines
Feb 5
ONT6:39 pmOntario
32h 41m
3 stops
VIE12:20 pmVienna Intl
Feb 9
VIE12:35 pmVienna Intl
41h 23m
2 stops
ONT8:58 pmOntario
$1,117
Find similar
United Airlines
Jan 16
ONT6:00 amOntario
21h 20m
2 stops
VIE12:20 pmVienna Intl
Jan 23
VIE10:30 amVienna Intl
34h 47m
3 stops
ONT12:17 pmOntario
$1,204
Find similar

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 December 3, 2025.
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

OntarioVienna

ONT - VIE

ONTVIE

Ontario

Sat 1/17

10:58 am-10:45 pm

2 stops26h 47m

Vienna Intl

Mon 2/2

6:20 am-10:08 am

2 stops36h 48m

$750

OntarioVienna

ONT - VIE

ONTVIE

Ontario

Tue 3/3

5:00 am-8:25 am

2 stops18h 25m

Vienna Intl

Tue 3/17

10:35 am-12:18 pm

2 stops33h 43m

$886

OntarioVienna

ONT - VIE

ONTVIE

Ontario

Mon 3/2

3:19 pm-10:35 pm

2 stops22h 16m

Vienna Intl

Mon 3/16

9:15 pm-6:42 pm

2 stops29h 27m

$905

OntarioVienna

ONT - VIE

ONTVIE

Ontario

Thu 1/29

4:45 pm-8:15 pm

2 stops18h 30m

Vienna Intl

Wed 2/11

7:25 am-6:45 pm

2 stops20h 20m

$953

OntarioVienna

ONT - VIE

ONTVIE

Ontario

Thu 1/22

4:45 pm-6:30 pm

2 stops16h 45m

Vienna Intl

Thu 2/5

7:25 am-6:45 pm

2 stops20h 20m

$955

OntarioVienna

ONT - VIE

ONTVIE

Ontario

Mon 1/12

6:00 am-9:55 pm

2 stops30h 55m

Vienna Intl

Sat 1/24

10:00 am-10:59 am

2 stops33h 59m

$961

OntarioInnsbruck

ONT - INN

ONTINN

Ontario

Fri 1/23

12:41 pm-5:10 pm

2 stops19h 29m

Innsbruck Kranebitten

Fri 1/30

9:20 am-9:05 pm

2 stops20h 45m

$1,084

OntarioInnsbruck

ONT - INN

ONTINN

Ontario

Sun 1/25

4:45 pm-6:30 pm

2 stops16h 45m

Innsbruck Kranebitten

Mon 2/2

7:25 pm-6:45 pm

2 stops32h 20m

$1,120

OntarioInnsbruck

ONT - INN

ONTINN

Ontario

Wed 1/21

6:00 am-8:35 am

2 stops41h 35m

Innsbruck Kranebitten

Sun 1/25

5:20 pm-9:05 pm

2 stops36h 45m

$1,191

OntarioInnsbruck

ONT - INN

ONTINN

Ontario

Sun 1/18

10:58 am-6:30 pm

2 stops22h 32m

Innsbruck Kranebitten

Mon 1/26

7:25 pm-6:45 pm

2 stops32h 20m

$1,372

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?

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

What airlines fly to Austria?

Austrian Airlines, Turkish 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 37% of people opting to fly with this airline when traveling to Austria. Keep in mind that there are 13 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

17h 22m

Direct flights

None
The fastest flight from Ontario to Austria takes 17h 22m
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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