Cheap flights from Ottawa to Adelaide from C$ 3,335

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 30/7. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — ADL
24 Aug — 31 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Adelaide

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to Adelaide
Explore the most affordable flight options available from Ottawa to Adelaide. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 July 2026.

Thu 30/78:05 p.m.
YOW
-
ADL
2 stops49h 30m
Multiple Airlines
Mon 31/88:00 p.m.
ADL
-
YOW
2 stops34h 34m
Multiple Airlines
Deal found 20/7C$ 3,335
Thu 30/77:30 p.m.
YOW
-
ADL
3 stops50h 05m
Qantas Airways
Mon 31/812:40 p.m.
ADL
-
YOW
2 stops41h 54m
Qantas Airways
Deal found 20/7C$ 4,347

Best time to book a flight from Ottawa to Adelaide

Have a flexible travel schedule? Discover the best time to fly to Adelaide 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.

Related info for your journey

Find useful and relevant information for your journey from Ottawa to Adelaide. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Ottawa to Adelaide that include hotel bookings?

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

  • How can I find direct flights from Ottawa to Adelaide?

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

  • Can I find deals for business class flights from Ottawa to Adelaide?

    Yes. Cheapflights offers flight deals from Ottawa to Adelaide by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Other flights to Adelaide

Explore flights to Adelaide departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 25 July 2026.
Adelaide to Perth flights

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Why should you use Cheapflights to find cheap flight tickets from Ottawa to Adelaide?

Cheapflights simply makes it quick and affordable to book flights from Ottawa to Adelaide by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Ottawa to Adelaide with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ottawa to Adelaide flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Ottawa to Adelaide become cheaper?

Yes, Cheapflights offers price alerts on Ottawa to Adelaide flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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