This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/2. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — SYD
11 Jan — 18 Jan1
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Ottawa to Sydney Kingsford Smith are usually found in April or November, booked 56 days in advance, depart on a Sunday or Monday and return on a Tuesday
Cheap flight deals from Ottawa to Sydney
Enter your travel dates to find the best prices.
Cheapest flights from Ottawa to Sydney
Explore the most affordable flight options available from Ottawa to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 December 2025.
Fri 12/1211:10 a.m.YOW - SYD
2 stops27h 10mUnited Airlines
Wed 31/1211:50 a.m.SYD - YOW
2 stops25h 28mUnited Airlines
Deal found 10/12C$ 2,600
Mon 29/128:25 p.m.YOW - SYD
2 stops42h 30mAir Canada
Thu 5/311:20 a.m.SYD - YOW
2 stops43h 40mAir Canada
Deal found 11/12C$ 2,830
Fri 26/128:00 p.m.YOW - SYD
2 stops42h 55mAir Canada
Thu 15/14:00 p.m.SYD - YOW
1 stop30h 43mAir Canada
Deal found 11/12C$ 2,880
Mon 29/128:00 p.m.YOW - SYD
2 stops42h 55mAir Canada
Wed 18/310:20 a.m.SYD - YOW
2 stops38h 18mAir Canada
Deal found 11/12C$ 2,917
Mon 29/128:00 p.m.YOW - SYD
2 stops42h 55mAir Canada
Sat 28/211:20 a.m.SYD - YOW
2 stops38h 18mAir Canada
Deal found 11/12C$ 2,966
Fri 26/128:00 p.m.YOW - SYD
2 stops42h 55mAir Canada
Tue 13/19:00 a.m.SYD - YOW
2 stops37h 43mAir Canada
Deal found 11/12C$ 2,975
Fri 26/128:00 p.m.YOW - SYD
2 stops42h 55mAir Canada
Mon 12/17:15 p.m.SYD - YOW
2 stops51h 28mAir Canada
Deal found 11/12C$ 3,030
Best flights from Ottawa to Sydney
Discover carefully curated flight deals from Ottawa to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 12 December 2025.
Mon 13/410:50 a.m.YOW - SYD
2 stops30h 30mAir Canada
Mon 25/59:20 a.m.SYD - YOW
3 stops25h 31mAir Canada
Deal found 10/12C$ 1,452
Mon 23/35:11 p.m.YOW - SYD
2 stops24h 54mUnited Airlines
Mon 27/410:20 a.m.SYD - YOW
2 stops37h 43mUnited Airlines
Deal found 10/12C$ 1,465
Mon 23/38:25 p.m.YOW - SYD
2 stops45h 10mAir Canada
Mon 27/49:20 a.m.SYD - YOW
2 stops45h 54mAir Canada
Deal found 11/12C$ 1,454
Mon 16/23:15 p.m.YOW - SYD
2 stops25h 50mUnited Airlines
Mon 9/310:20 a.m.SYD - YOW
2 stops39h 06mUnited Airlines
Deal found 10/12C$ 1,465
Wed 28/19:45 a.m.YOW - SYD
2 stops31h 30mUnited Airlines
Sun 15/211:50 a.m.SYD - YOW
2 stops26h 06mUnited Airlines
Deal found 9/12C$ 1,465
Wed 28/19:45 a.m.YOW - SYD
2 stops31h 20mUnited Airlines
Mon 16/211:50 a.m.SYD - YOW
2 stops25h 28mUnited Airlines
Deal found 11/12C$ 1,466
Mon 23/32:15 p.m.YOW - SYD
2 stops27h 50mUnited Airlines
Wed 1/410:30 a.m.SYD - YOW
2 stops38h 33mUnited Airlines
Deal found 11/12C$ 1,471
Mon 23/33:15 p.m.YOW - SYD
2 stops26h 50mUnited Airlines
Mon 6/49:30 a.m.SYD - YOW
2 stops37h 41mUnited Airlines
Deal found 11/12C$ 1,471
Wed 18/32:15 p.m.YOW - SYD
2 stops28h 00mUnited Airlines
Mon 6/49:30 a.m.SYD - YOW
2 stops37h 41mUnited Airlines
Deal found 11/12C$ 1,471
Last-minute flights from Ottawa to Sydney
Discover last-minute flight deals from Ottawa to Sydney. Data last updated 12 December 2025 and is based on user searches.
Fri 12/1211:10 a.m.YOW - SYD
2 stops27h 10mUnited Airlines
Wed 31/1211:50 a.m.SYD - YOW
2 stops25h 28mUnited Airlines
Deal found 10/12C$ 2,600
Sun 11/15:11 p.m.YOW - SYD
2 stops45h 49mUnited Airlines
Fri 16/111:50 a.m.SYD - YOW
2 stops23h 02mUnited Airlines
Deal found 10/12C$ 2,202
Sun 18/15:11 p.m.YOW - SYD
2 stops45h 49mUnited Airlines
Fri 30/111:50 a.m.SYD - YOW
2 stops23h 02mUnited Airlines
Deal found 10/12C$ 1,535
Sat 24/13:10 p.m.YOW - SYD
2 stops25h 55mUnited Airlines
Sat 31/12:00 p.m.SYD - YOW
2 stops39h 32mUnited Airlines
Deal found 10/12C$ 1,604
Wed 28/19:45 a.m.YOW - SYD
2 stops31h 30mUnited Airlines
Sun 15/211:50 a.m.SYD - YOW
2 stops26h 06mUnited Airlines
Deal found 9/12C$ 1,465
Wed 28/19:45 a.m.YOW - SYD
2 stops28h 35mUnited Airlines
Sat 28/211:20 a.m.SYD - YOW
2 stops25h 58mUnited Airlines
Deal found 11/12C$ 1,554
Fri 30/16:00 a.m.YOW - SYD
2 stops35h 15mUnited Airlines
Tue 31/310:30 a.m.SYD - YOW
2 stops28h 24mUnited Airlines
Deal found 9/12C$ 1,881
One-way flights from Ottawa to Sydney
Search for one-way flight options from Ottawa to Sydney. Find affordable one-way fares based on user searches. Data last updated 12 December 2025.
Sun 15/212:10 p.m.YOW - SYD
3 stops51h 15mMultiple Airlines
Deal found 11/12C$ 986
Wed 4/34:55 p.m.YOW - SYD
2 stops33h 55mMultiple Airlines
Deal found 10/12C$ 1,153
Sat 24/19:30 a.m.YOW - SYD
2 stops52h 40mMultiple Airlines
Deal found 10/12C$ 1,176
Wed 4/35:45 p.m.YOW - SYD
2 stops44h 50mWestJet
Deal found 9/12C$ 1,283
Wed 4/35:50 p.m.YOW - SYD
1 stop23h 45mAir Canada
Deal found 9/12C$ 1,312
Find flight deals from Ottawa to Sydney
Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to Sydney (SYD). 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 12 December 2025.
Customize your flight search to find flights from Ottawa to Sydney 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 629,999 searches. Data last updated 12 December 2025.
Use the filters below to find and compare flights from Ottawa to Sydney that are best for you.
Fly from
Ottawa
Fly to
Sydney
Route
Depart
Return
Price
OttawaSydney
YOW - SYD
YOWSYD
Ottawa
Mon 13/4
10:50 a.m.-7:20 a.m.
2 stops30h 30m
Sydney Kingsford Smith
Mon 25/5
9:20 a.m.-8:51 p.m.
3 stops25h 31m
C$ 1,452
OttawaSydney
YOW - SYD
YOWSYD
Ottawa
Mon 23/3
8:25 p.m.-8:35 a.m.
2 stops45h 10m
Sydney Kingsford Smith
Mon 27/4
9:20 a.m.-5:14 p.m.
2 stops45h 54m
C$ 1,454
OttawaSydney
YOW - SYD
YOWSYD
Ottawa
Mon 23/3
5:11 p.m.-9:05 a.m.
2 stops24h 54m
Sydney Kingsford Smith
Mon 27/4
10:20 a.m.-10:03 a.m.
2 stops37h 43m
C$ 1,465
OttawaSydney
YOW - SYD
YOWSYD
Ottawa
Mon 16/2
3:15 p.m.-9:05 a.m.
2 stops25h 50m
Sydney Kingsford Smith
Mon 9/3
10:20 a.m.-10:26 a.m.
2 stops39h 06m
C$ 1,465
OttawaSydney
YOW - SYD
YOWSYD
Ottawa
Wed 28/1
9:45 a.m.-9:15 a.m.
2 stops31h 30m
Sydney Kingsford Smith
Sun 15/2
11:50 a.m.-9:56 p.m.
2 stops26h 06m
C$ 1,465
OttawaSydney
YOW - SYD
YOWSYD
Ottawa
Wed 28/1
9:45 a.m.-9:05 a.m.
2 stops31h 20m
Sydney Kingsford Smith
Mon 16/2
11:50 a.m.-9:18 p.m.
2 stops25h 28m
C$ 1,466
OttawaSydney
YOW - SYD
YOWSYD
Ottawa
Mon 23/3
2:15 p.m.-9:05 a.m.
2 stops27h 50m
Sydney Kingsford Smith
Wed 1/4
10:30 a.m.-10:03 a.m.
2 stops38h 33m
C$ 1,471
OttawaSydney
YOW - SYD
YOWSYD
Ottawa
Mon 23/3
3:15 p.m.-9:05 a.m.
2 stops26h 50m
Sydney Kingsford Smith
Mon 6/4
9:30 a.m.-9:11 a.m.
2 stops37h 41m
C$ 1,471
OttawaSydney
YOW - SYD
YOWSYD
Ottawa
Wed 18/3
2:15 p.m.-9:15 a.m.
2 stops28h 00m
Sydney Kingsford Smith
Mon 6/4
9:30 a.m.-9:11 a.m.
2 stops37h 41m
C$ 1,471
OttawaSydney
YOW - SYD
YOWSYD
Ottawa
Wed 4/3
4:55 p.m.-6:50 p.m.
2 stops33h 55m
C$ 1,153
Flights are sorted by cheapest round-trip flights first.
Deals found on 10/12
Showing 1-10 of 14 results
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Best time to book a flight from Ottawa to Sydney
Have a flexible travel schedule? Discover the best time to fly to Sydney from Ottawa 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.
Cheapflights Insights
Everything you need to know about your flight from Ottawa to Sydney
How far ahead should I book a flight from Ottawa to Sydney?
Use this chart to determine the optimal time to book a round-trip flight from Ottawa to Sydney. Price data was last updated on 5 December 2025.
Booking 56 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ottawa to Sydney. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Ottawa to Sydney?
Currently, March is the cheapest month in which you can book a flight from Ottawa to Sydney (average of C$ 376). Flying from Ottawa to Sydney in November is currently the most expensive (average of C$ 1,725). 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.
What is the cheapest time of day to fly from YOW to SYD?
Find hourly flight availability from Ottawa to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 December 2025.
A simple way to save on the total cost of your ticket is to fly from Ottawa to Sydney in the evening. If you’re flexible enough to do this you can expect to save up to 28% on your trip compared to booking a flight at noon.
Reviews of airlines servicing Sydney
Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated 12 December 2025.
Read reviews from past customers who have flown Air New Zealand,United Airlines, andAir Canada
from Ottawa to Sydney. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall good experience with united . I fly united most part so nothing out of obvious i guess
Related info for your journey
Find useful and relevant information for your journey from Ottawa to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
How long is the flight from Ottawa to Sydney?
Air Canada and United Airlines can get you from Ottawa to Sydney in just under 24h 54m. Your travel time can differ by up to 5h 36m. Airlines will cover a distance of 15862 km. This flight may include one or multiple stops.
What are the cheapest airlines flying from Ottawa to Sydney round-trip?
Cheapflights users have booked flights from Ottawa to Sydney round-trip from C$ 1,725. Other airlines that can offer you cheap pricing are Air Canada, from C$ 1,797, and United Airlines, from C$ 1,838. Air New Zealand is 23% cheaper than the average price of flights available within the next 90 days to this destination.
Can I find deals for business class flights from Ottawa to Sydney?
Yes. Cheapflights offers flight deals from Ottawa to Sydney 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 Ottawa to Sydney?
Currently, March is the cheapest month in which you can book a flight from Ottawa to Sydney (average of C$ 376). Flying from Ottawa to Sydney in November is currently the most expensive (average of C$ 1,725). 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.
Explore flights to Sydney departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 12 December 2025.
Discover the top 3 airlines that operate flights from Ottawa to Sydney. 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 629,999 searches. Data last updated 12 December 2025.
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Ottawa to Sydney?
Deals for Ottawa to Sydney flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Ottawa to Sydney?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Sydney from Ottawa.
Can Cheapflights find flights from Ottawa to Sydney with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Ottawa to Sydney flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Ottawa to Sydney become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!
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