How long does it take to fly to Ontario?

Average flight duration from Austria to Ontario depends on which airport you fly into and out of. Flying from Vienna to Los Angeles is 12h 10m on average, while flying from Graz to Los Angeles is 16h on average. Los Angeles is the most popular airport in Ontario.

What airlines fly to Ontario?

Austrian Airlines, United Airlines and British Airways are the top three most popular airlines that fly to Ontario from Austria according to our data. Austrian Airlines is the first choice among our users, with 64% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 9 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Austria to Ontario Airport are updated daily.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Austria to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The required travel and health documents for your Ontario Airport 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 Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$450 Cheap Flights from Austria to Ontario in 2025/26

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Find the cheapest flights from Austria to Los Angeles

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7:35 am - 5:46 pm

VIE

ONT

19h 11m2 stops

5:00 pm - 10:30 pm

ONT

VIE

20h 30m2 stops

$695American Airlines

Tue, Apr 28 - Tue, May 26

10:30 am - 10:26 pm

VIE

ONT

20h 56m1 stop

7:00 am - 8:15 am

ONT

VIE

16h 15m1 stop

$701United Airlines

Tue, Apr 7 - Tue, Apr 21

10:30 am - 10:26 pm

VIE

ONT

20h 56m1 stop

6:02 am - 8:20 am

ONT

VIE

17h 18m2 stops

$708United Airlines

Sat, May 23 - Sat, Jun 6

10:30 am - 10:26 pm

VIE

ONT

20h 56m2 stops

6:02 am - 8:20 am

ONT

VIE

17h 18m2 stops

$715United Airlines

Sat, May 23 - Sat, Jun 6

10:35 am - 8:58 pm

VIE

ONT

19h 23m2 stops

6:09 am - 8:45 am

ONT

VIE

17h 36m2 stops

$755Multiple Airlines

Tue, Feb 10 - Wed, Feb 25

10:30 am - 10:26 pm

VIE

ONT

20h 56m2 stops

7:00 am - 8:15 am

ONT

VIE

16h 15m1 stop

$790United Airlines

Thu, Apr 16 - Thu, May 7

7:50 am - 6:44 pm

VIE

ONT

19h 54m2 stops

12:50 pm - 9:15 pm

ONT

VIE

24h 25m2 stops

$802Multiple Airlines

Mon, Mar 2 - Mon, Mar 16

7:50 am - 6:44 pm

VIE

ONT

19h 54m2 stops

12:42 am - 3:20 pm

ONT

VIE

30h 38m3 stops

$807Multiple Airlines

Mon, Mar 2 - Sun, Mar 15

10:30 am - 10:26 pm

VIE

ONT

20h 56m2 stops

7:00 am - 8:15 am

ONT

VIE

16h 15m1 stop

$813United Airlines

Sat, Apr 18 - Sat, May 2

10:35 am - 8:58 pm

VIE

ONT

19h 23m2 stops

6:00 am - 8:35 am

ONT

VIE

17h 35m2 stops

$815Multiple Airlines

Sun, Jan 18 - Sun, Jan 25

United Airlines flights from Austria to Ontario

Our best United Airlines deals on Austria to Ontario flight tickets

United Airlines

May 26

VIE7:00 amVienna Intl

25h 06m

2 stops

ONT11:06 pmOntario

Jun 9

ONT6:02 amOntario

17h 18m

2 stops

VIE8:20 amVienna Intl

$700

Find similar

United Airlines

Apr 7

VIE10:30 amVienna Intl

20h 56m

1 stop

ONT10:26 pmOntario

Apr 21

ONT7:00 amOntario

16h 15m

1 stop

VIE8:15 amVienna Intl

$701

Find similar

United Airlines

May 23

VIE10:30 amVienna Intl

20h 56m

1 stop

ONT10:26 pmOntario

Jun 6

ONT6:02 amOntario

17h 18m

2 stops

VIE8:20 amVienna Intl

$708

Find similar

British Airways flights from Austria to Ontario

Our best British Airways deals on Austria to Ontario flight tickets

British Airways

Jan 22

VIE8:55 pmVienna Intl

29h 27m

2 stops

ONT5:22 pmOntario

Jan 26

ONT6:00 amOntario

24h 20m

2 stops

VIE3:20 pmVienna Intl

$1,014

Find similar

British Airways

Jan 22

VIE7:25 amVienna Intl

24h 23m

2 stops

ONT10:48 pmOntario

Jan 26

ONT6:00 amOntario

31h 35m

2 stops

VIE10:35 pmVienna Intl

$1,015

Find similar

British Airways

Dec 23

VIE11:30 amVienna Intl

19h 44m

2 stops

ONT10:14 pmOntario

Jan 1

ONT12:45 pmOntario

20h 45m

2 stops

VIE6:30 pmVienna Intl

$1,703

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ViennaOntario

VIE - ONT

VIEONT

Vienna Intl

Tue 4/28

7:35 am-5:46 pm

2 stops19h 11m

Ontario

Tue 5/26

5:00 pm-10:30 pm

2 stops20h 30m

$695

ViennaOntario

VIE - ONT

VIEONT

Vienna Intl

Tue 4/7

10:30 am-10:26 pm

1 stop20h 56m

Ontario

Tue 4/21

7:00 am-8:15 am

1 stop16h 15m

$701

ViennaOntario

VIE - ONT

VIEONT

Vienna Intl

Sat 5/23

10:30 am-10:26 pm

1 stop20h 56m

Ontario

Sat 6/6

6:02 am-8:20 am

2 stops17h 18m

$708

ViennaOntario

VIE - ONT

VIEONT

Vienna Intl

Sat 5/23

10:30 am-10:26 pm

2 stops20h 56m

Ontario

Sat 6/6

6:02 am-8:20 am

2 stops17h 18m

$715

ViennaOntario

VIE - ONT

VIEONT

Vienna Intl

Tue 2/10

10:35 am-8:58 pm

2 stops19h 23m

Ontario

Wed 2/25

6:09 am-8:45 am

2 stops17h 36m

$755

ViennaOntario

VIE - ONT

VIEONT

Vienna Intl

Thu 4/16

10:30 am-10:26 pm

2 stops20h 56m

Ontario

Thu 5/7

7:00 am-8:15 am

1 stop16h 15m

$790

ViennaOntario

VIE - ONT

VIEONT

Vienna Intl

Mon 3/2

7:50 am-6:44 pm

2 stops19h 54m

Ontario

Mon 3/16

12:50 pm-9:15 pm

2 stops24h 25m

$802

ViennaOntario

VIE - ONT

VIEONT

Vienna Intl

Mon 3/2

7:50 am-6:44 pm

2 stops19h 54m

Ontario

Sun 3/15

12:42 am-3:20 pm

3 stops30h 38m

$807

ViennaOntario

VIE - ONT

VIEONT

Vienna Intl

Sat 4/18

10:30 am-10:26 pm

2 stops20h 56m

Ontario

Sat 5/2

7:00 am-8:15 am

1 stop16h 15m

$813

ViennaOntario

VIE - ONT

VIEONT

Vienna Intl

Sun 1/18

10:35 am-8:58 pm

2 stops19h 23m

Ontario

Sun 1/25

6:00 am-8:35 am

2 stops17h 35m

$815

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Austria to Ontario

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

Prices

Airlines

Other information

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Wednesday when prices can be found for as low as $736. This is often the case because there is less demand to fly during this day of the week. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Austria to Ontario for around $771.

Cheap Austria to Ontario flight deals and tips

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

Fastest flight time	19h 01m
Direct flights	None

The fastest flight from Austria to Ontario takes 19h 01m

There are no direct flights from Austria to Ontario. There are no popular flight routes from Austria to Ontario.

Search flight deals

When did momondo last update prices for flights from Austria to Ontario Airport?
Prices for flights from Austria to Ontario Airport are updated daily.
How old do you have to be to fly from Austria to Ontario Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Austria to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The required travel and health documents for your Ontario Airport 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 Ontario Airport. 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 Austria to Ontario?

Finding the right flight to Ontario from Austria is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Ontario from Austria which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Austria to Ontario.

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

Of course. momondo tracks the price of Austria to Ontario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.