ONT - PER
$769 Find Cheap Flights from Ontario to Perth - Compare and Save
This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Ontario to Perth departing on 11/30. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
Everything you should know
Flight Deals
Cheap Flights from Ontario to Perth (ONT-PER)
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Ontario to Perth that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.
Recent round-trip flight deals from Ontario to Perth
Sat, Oct 31 - Tue, Nov 3
6:00 am - 11:20 amONT Ontario-PER Perth
38h 20m2 stops Houston George Bush Intcntl Sydney Kingsford Smith
3:15 pm - 3:33 pmPER Perth-ONT Ontario
40h 18m2 stops Sydney Kingsford Smith San Francisco
$1,579United Airlines
Wed, Dec 2 - Thu, Dec 10
4:17 pm - 12:30 pmONT Ontario-PER Perth
28h 13m2 stops San Francisco Brisbane
10:30 pm - 3:35 pmPER Perth-ONT Ontario
33h 05m2 stops Brisbane San Francisco
$1,720United Airlines
Sat, Oct 31 - Tue, Nov 3
6:00 am - 11:20 amONT Ontario-PER Perth
38h 20m2 stops Houston George Bush Intcntl Sydney Kingsford Smith
3:15 pm - 3:33 pmPER Perth-ONT Ontario
40h 18m2 stops Sydney Kingsford Smith San Francisco
$1,729United Airlines
Fri, Dec 11 - Thu, Jan 14
6:40 pm - 12:30 pmONT Ontario-PER Perth
25h 50m2 stops San Francisco Brisbane
10:30 pm - 9:57 amPER Perth-ONT Ontario
27h 27m2 stops Brisbane San Francisco
$1,770United Airlines
Sat, Oct 31 - Tue, Nov 3
1:35 pm - 12:30 pmONT Ontario-PER Perth
31h 55m2 stops San Francisco Brisbane
11:45 pm - 8:15 pmPER Perth-ONT Ontario
36h 30m2 stops Melbourne San Francisco
$1,835United Airlines
Sat, Oct 31 - Tue, Nov 3
1:35 pm - 12:30 pmONT Ontario-PER Perth
31h 55m2 stops San Francisco Brisbane
3:15 pm - 12:29 pmPER Perth-ONT Ontario
37h 14m2 stops Sydney Kingsford Smith San Francisco
$1,837United Airlines
Sat, Oct 31 - Tue, Nov 3
1:35 pm - 12:30 pmONT Ontario-PER Perth
31h 55m2 stops San Francisco Brisbane
11:45 pm - 8:15 pmPER Perth-ONT Ontario
36h 30m2 stops Melbourne San Francisco
$1,884United Airlines
Fri, Nov 20 - Thu, Dec 10
4:17 pm - 12:30 pmONT Ontario-PER Perth
28h 13m2 stops San Francisco Brisbane
10:30 pm - 9:38 amPER Perth-ONT Ontario
27h 08m2 stops Brisbane San Francisco
$2,055United Airlines
Thu, Dec 10 - Thu, Jan 14
4:17 pm - 2:45 pmONT Ontario-PER Perth
30h 28m2 stops San Francisco Melbourne
10:30 pm - 3:18 pmPER Perth-ONT Ontario
32h 48m2 stops Brisbane San Francisco
$2,109United Airlines
Sun, Feb 14 - Sun, Feb 21
2:22 pm - 6:45 pmONT Ontario-PER Perth
36h 23m2 stops Dallas/Fort Worth Doha Hamad Intl
10:45 pm - 10:39 pmPER Perth-ONT Ontario
39h 54m2 stops Doha Hamad Intl Seattle/Tacoma Intl
$2,148Qatar Airways
Recent one-way flight deals from Ontario to Perth
Mon, Nov 30
9:25 am - 4:50 pmONT Ontario-PER Perth
39h 25m2 stops San Francisco Auckland Intl
$769United Airlines
Wed, Nov 4
1:35 pm - 12:30 pmONT Ontario-PER Perth
30h 55m2 stops San Francisco Brisbane
$772United Airlines
Tue, Nov 17
1:35 pm - 2:45 pmONT Ontario-PER Perth
33h 10m2 stops San Francisco Melbourne
$775United Airlines
Sun, Nov 1
1:35 pm - 11:20 amONT Ontario-PER Perth
53h 45m2 stops San Francisco Sydney Kingsford Smith
$776United Airlines
Thu, Feb 11
6:35 pm - 12:30 pmONT Ontario-PER Perth
25h 55m2 stops San Francisco Brisbane
$827United Airlines
Fri, Nov 27
1:35 pm - 4:50 pmONT Ontario-PER Perth
35h 15m2 stops San Francisco Auckland Intl
$829United Airlines
Sat, Oct 31
1:35 pm - 11:20 amONT Ontario-PER Perth
54h 45m2 stops San Francisco Sydney Kingsford Smith
$836United Airlines
Fri, Oct 30
11:59 pm - 2:10 pmONT Ontario-PER Perth
47h 11m2 stops Dallas/Fort Worth Brisbane
$963American Airlines
Wed, Oct 14
12:10 am - 1:20 amONT Ontario-PER Perth
34h 10m2 stops Taipei City Taiwan Taoyuan Intl Denpasar Bali Ngurah Rai
$1,024Multiple Airlines
Tue, Jan 5
2:00 pm - 2:45 pmONT Ontario-PER Perth
32h 45m2 stops San Francisco Melbourne
$1,252United Airlines
Recent last minute flight deals from Ontario to Perth
Sun, Oct 11 - Mon, Oct 26
12:10 am - 1:55 amONT Ontario-PER Perth
34h 45m2 stops Taipei City Taiwan Taoyuan Intl Singapore Changi
6:40 am - 6:05 pmPER Perth-ONT Ontario
26h 25m2 stops Singapore Changi Taipei City Taiwan Taoyuan Intl
$1,962Multiple Airlines
Sun, Oct 11 - Mon, Oct 26
12:10 am - 1:55 amONT Ontario-PER Perth
34h 45m2 stops Taipei City Taiwan Taoyuan Intl Singapore Changi
8:35 am - 6:05 pmPER Perth-ONT Ontario
24h 30m2 stops Manila Ninoy Aquino Intl Taipei City Taiwan Taoyuan Intl
$2,081Multiple Airlines
Sun, Oct 11 - Sun, Oct 25
12:10 am - 1:10 amONT Ontario-PER Perth
34h 00m3 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi Kuala Lumpur Intl
1:20 am - 6:05 pmPER Perth-ONT Ontario
31h 45m3 stops Singapore Changi Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl
$2,173Multiple Airlines
Sun, Oct 11 - Sun, Oct 25
12:10 am - 1:10 amONT Ontario-PER Perth
34h 00m3 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi Kuala Lumpur Intl
1:20 am - 6:05 pmPER Perth-ONT Ontario
31h 45m3 stops Singapore Changi Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl
$2,252Multiple Airlines
Sun, Oct 11 - Mon, Oct 26
12:10 am - 10:40 pmONT Ontario-PER Perth
31h 30m2 stops Taipei City Taiwan Taoyuan Intl Hong Kong Intl
11:10 pm - 6:05 pmPER Perth-ONT Ontario
33h 55m3 stops Kuala Lumpur Intl Hong Kong Intl Taipei City Taiwan Taoyuan Intl
$2,258Multiple Airlines
Sun, Oct 11 - Sun, Oct 25
12:10 am - 10:40 pmONT Ontario-PER Perth
31h 30m2 stops Taipei City Taiwan Taoyuan Intl Hong Kong Intl
1:20 am - 6:05 pmPER Perth-ONT Ontario
31h 45m3 stops Singapore Changi Hong Kong Intl Taipei City Taiwan Taoyuan Intl
$2,450Multiple Airlines
Mon, Oct 12 - Tue, Oct 27
11:13 am - 6:35 pmONT Ontario-PER Perth
40h 22m2 stops Seattle/Tacoma Intl Doha Hamad Intl
10:45 pm - 6:00 pmPER Perth-ONT Ontario
34h 15m2 stops Doha Hamad Intl Seattle/Tacoma Intl
$15,728Qatar Airways
Booking Insights
Price, demand and travel trends for Ontario to Perth flights
Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.
Key details for Ontario to Perth flights
Cheapest flight | $769 |
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When to book flights from Ontario to Perth
Are your dates flexible? Find out the best times to travel from Ontario to Perth based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.
Your Ontario to Perth flight questions, answered
Find helpful answers about this route, including flight times, airports, airlines and booking tips.
Your guide to booking Ontario to Perth flights
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Information on your arrival and departure airports
Cabin class types available on flights from Ontario to Perth
Cabin classes available on flights from Ontario to Perth. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
Find direct flights to and from Ontario and Perth
Flights from domestic origins to Perth
More flights to Perth. Prices are the lowest found on KAYAK in the last 7 days. Price and availability is not guaranteed.
Flights to other popular destinations
The most popular flights on KAYAK according to clicks in the last 2 weeks. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.