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$640+ Cheap flights from Austria to Ontario (ONT)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
VIE — ONT
ene. 26 — feb. 21
dom. 1/26
dom. 2/2
1 adult, Economy
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Cheap flight deals from Austria to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Austria (AT0) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 21, 2025.

Round-trip from

$640
(Iberia)
From Austria to Ontario
Search Deals

Find flight deals from Austria to Ontario

Cheapest flights from Austria to Ontario
Explore the most affordable flight options available from Austria to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 21, 2025.

This Iberia deal was found by Cheapflights users on 1/21. 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.
mié. 3/196:45 amVIE - ONT
2 stops25h 09mMultiple Airlines
mar. 3/257:00 amONT - VIE
2 stops22h 50mMultiple Airlines
Deal found 1/21$640
This Delta deal was found by Cheapflights users on 1/21. 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. 3/186:15 amVIE - ONT
2 stops18h 27mDelta
lun. 3/2412:46 pmONT - VIE
2 stops19h 24mDelta
Deal found 1/21$651
This American Airlines deal was found by Cheapflights users on 1/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/2311:10 amVIE - ONT
2 stops20h 01mAmerican Airlines
lun. 4/284:35 pmONT - VIE
2 stops17h 55mAmerican Airlines
Deal found 1/21$668
This United Airlines deal was found by Cheapflights users on 1/21. 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. 2/2510:30 amVIE - ONT
2 stops31h 45mUnited Airlines
mié. 4/167:05 amONT - VIE
2 stops40h 15mUnited Airlines
Deal found 1/21$727
This Air Canada deal was found by Cheapflights users on 1/21. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/1710:40 amVIE - ONT
2 stops42h 17mAir Canada
jue. 3/276:00 amONT - VIE
2 stops18h 35mAir Canada
Deal found 1/21$729
This Kissandfly.com deal was found by Cheapflights users on 1/21. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/236:50 amVIE - ONT
2 stops19h 49mLufthansa
lun. 7/76:00 amONT - VIE
2 stops21h 20mLufthansa
Deal found 1/21$809
This Iberia deal was found by Cheapflights users on 1/21. 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.
mar. 1/287:05 amVIE - ONT
2 stops24h 40mIberia
jue. 2/202:54 pmONT - VIE
2 stops19h 11mIberia
Deal found 1/21$868
This United Airlines deal was found by Cheapflights users on 1/21. 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. 7/211:15 pmGRZ - ONT
2 stops18h 38mUnited Airlines
mar. 7/2910:40 amONT - GRZ
2 stops20h 35mUnited Airlines
Deal found 1/21$1,196
This oojo deal was found by Cheapflights users on 1/21. 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.
vie. 4/1811:25 amVIE - ONT
1 stop39h 35mChina Airlines
vie. 5/912:10 amONT - VIE
1 stop45h 50mChina Airlines
Deal found 1/21$7,750

Find flights from Austria to Ontario within your budget

Customize your flight search to find flights from Austria to Ontario 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 enero 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ViennaOntario

VIE - ONT

VIEONT

Vienna Intl

mié. 3/19

6:45 am-11:54 pm

2 stops25h 09m

Ontario

mar. 3/25

7:00 am-1:50 pm

2 stops22h 50m

$640

ViennaOntario

VIE - ONT

VIEONT

Vienna Intl

mar. 3/18

6:15 am-4:42 pm

2 stops18h 27m

Ontario

lun. 3/24

12:46 pm-4:10 pm

2 stops19h 24m

$651

ViennaOntario

VIE - ONT

VIEONT

Vienna Intl

mié. 4/23

11:10 am-10:11 pm

2 stops20h 01m

Ontario

lun. 4/28

4:35 pm-7:30 pm

2 stops17h 55m

$668

ViennaOntario

VIE - ONT

VIEONT

Vienna Intl

mar. 2/25

10:30 am-9:15 am

2 stops31h 45m

Ontario

mié. 4/16

7:05 am-8:20 am

2 stops40h 15m

$727

ViennaOntario

VIE - ONT

VIEONT

Vienna Intl

lun. 3/17

10:40 am-8:57 pm

2 stops42h 17m

Ontario

mié. 3/26

5:05 am-8:35 am

2 stops19h 30m

$729

ViennaOntario

VIE - ONT

VIEONT

Vienna Intl

lun. 6/23

6:50 am-5:39 pm

2 stops19h 49m

Ontario

lun. 7/7

6:00 am-12:20 pm

2 stops21h 20m

$809

ViennaOntario

VIE - ONT

VIEONT

Vienna Intl

mié. 5/21

7:00 am-7:57 pm

2 stops21h 57m

Ontario

mié. 6/4

10:54 am-10:55 pm

2 stops27h 01m

$870

GrazOntario

GRZ - ONT

GRZONT

Graz Thalerhof

sáb. 7/19

1:15 pm-10:53 pm

2 stops18h 38m

Ontario

jue. 7/31

10:40 am-12:35 pm

2 stops16h 55m

$1,454

ViennaOntario

VIE - ONT

VIEONT

Vienna Intl

vie. 4/18

11:25 am-6:00 pm

1 stop39h 35m

Ontario

vie. 5/9

12:10 am-7:00 am

1 stop45h 50m

$7,750

ViennaOntario

VIE - ONT

VIEONT

Vienna Intl

jue. 5/8

11:25 am-9:40 pm

2 stops19h 15m

$686

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 15 results
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Best time to book a flight from Austria to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Austria 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.

Travel insights for flights from Austria to Ontario

Get recent, data-driven insights about flights from Austria to Ontario including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Austria to Ontario?

Currently, August is the cheapest month in which you can book a flight from Austria to Ontario (average of $246). Flying from Austria to Ontario in March is currently the most expensive (average of $310). 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.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated enero 21, 2025.
Get a feel of what it's like to fly with United Airlines, American Airlines and Iberia from Austria to Ontario by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
China Airlines
8.2
Very good
737 reviews

Crew

8.5

Overall

8.2

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.0

Reviews

1 / 10

For the money it’s good value. Seat space rather small

China Airlines
8.2
Very good
737 reviews
China Airlines
8.2
Very good
737 reviews

Crew

8.5

Overall

8.2

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.0

Reviews

1 / 10

For the money it’s good value. Seat space rather small

Delta
8.0
Very good
8,521 reviews
China Airlines
8.2
Very good
737 reviews

Crew

8.5

Overall

8.2

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.0

Reviews

1 / 10

For the money it’s good value. Seat space rather small

KLM
7.8
Good
1,341 reviews
China Airlines
8.2
Very good
737 reviews

Crew

8.5

Overall

8.2

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.0

Reviews

1 / 10

For the money it’s good value. Seat space rather small

United Airlines
7.4
Good
8,985 reviews
China Airlines
8.2
Very good
737 reviews

Crew

8.5

Overall

8.2

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.0

Reviews

1 / 10

For the money it’s good value. Seat space rather small

American Airlines
7.2
Good
10,000 reviews
China Airlines
8.2
Very good
737 reviews

Crew

8.5

Overall

8.2

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.0

Reviews

1 / 10

For the money it’s good value. Seat space rather small

Related info for your journey

Find useful and relevant information for your journey from Austria to Ontario. 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 into for flights to Ontario from Austria?

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly into when you book flights from Austria to Ontario.

  • What are the cheapest airlines to fly from Austria to Ontario one-way?

    The cheapest airlines for a one-way flight from Austria to Ontario are British Airways ($686), KLM ($695), and Iberia ($725).

  • What are the most popular routes from Austria to Ontario?

    The most popular flight routes from Austria to Ontario are Vienna Intl - Ontario, Graz Thalerhof - Ontario and Linz Hoersching - Ontario.

  • Can I find deals for flights from Austria to Ontario that include hotel bookings?

    Yes. In addition to deals on Austria to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Austria to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Austria to Ontario.

  • Can I find deals for business class flights from Austria to Ontario?

    Yes. Cheapflights offers flight deals from Austria to Ontario 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 Austria to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Austria to Ontario (average of $246). Flying from Austria to Ontario in March is currently the most expensive (average of $310). 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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Alternative routes for Austria to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Austria to Ontario

Discover the top airline that operate flights from Austria to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated enero 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$651Average$660FlexibilityNo cancel feeOn-time70%
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