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Cheap flights from Ottawa to Adelaide from C$ 1,604

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 24/1. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — ADL
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Adelaide

Enter your travel dates to find the best prices.

Best flights from Ottawa to Adelaide
Discover carefully curated flight deals from Ottawa to Adelaide that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 12 December 2025.

Sat 24/12:15 p.m.YOW - ADL
2 stops27h 45mUnited Airlines
Sat 31/12:55 p.m.ADL - YOW
2 stops45h 53mUnited Airlines
Deal found 10/12C$ 1,604
Sat 24/112:00 p.m.YOW - ADL
3 stops32h 45mMultiple Airlines
Sat 31/11:15 p.m.ADL - YOW
3 stops35h 38mMultiple Airlines
Deal found 10/12C$ 2,466
Sat 23/510:05 p.m.YOW - ADL
3 stops48h 15mAir Canada
Wed 27/56:55 p.m.ADL - YOW
2 stops39h 20mAir Canada
Deal found 9/12C$ 2,575

Find flight deals from Ottawa to Adelaide

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to Adelaide (ADL). 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.

Round-trip from

C$ 1,604
United Airlines
  • United Airlines
  • 24/1-31/1
  • 4 total stops
  • 73h 38m total
  • Ottawa to Adelaide
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ottawa to Adelaide 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 Adelaide that are best for you.

Fly from

Ottawa

Fly to

Adelaide

Route

Depart

Return

Price

OttawaAdelaide

YOW - ADL

YOWADL

Ottawa

Sat 24/1

2:15 p.m.-9:30 a.m.

2 stops27h 45m

Adelaide

Sat 31/1

2:55 p.m.-9:18 p.m.

2 stops45h 53m

C$ 1,604

OttawaAdelaide

YOW - ADL

YOWADL

Ottawa

Sat 24/1

12:00 p.m.-12:15 p.m.

3 stops32h 45m

Adelaide

Sat 31/1

1:15 p.m.-9:23 a.m.

3 stops35h 38m

C$ 2,466

OttawaAdelaide

YOW - ADL

YOWADL

Ottawa

Sat 23/5

10:05 p.m.-11:50 a.m.

3 stops48h 15m

Adelaide

Wed 27/5

6:55 p.m.-8:45 p.m.

2 stops39h 20m

C$ 2,575

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

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.

Reviews of airlines servicing Adelaide

Get insights into the airlines that provide service to Adelaide. 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 Adelaide. Reviews last updated 12 December 2025.
Read through reviews of airlines operating flights from Ottawa to Adelaide, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,095 reviews
Check prices

Comfort

7.3

Crew

8.1

Overall

7.4

Entertainment

7.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,095 reviews
United Airlines
7.4
Good
9,095 reviews
Check prices

Comfort

7.3

Crew

8.1

Overall

7.4

Entertainment

7.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

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.

  • How long is the flight from Ottawa to Adelaide?

    For as low as C$ 1,604, United Airlines can have you in Adelaide from Ottawa in 27h 45m. The distance between Ottawa and Adelaide is about 16905 km. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Ottawa to Adelaide round-trip?

    Our cheapest airline available from Ottawa to Adelaide is United Airlines. Our recent data shows that you can find tickets from as low as C$ 1,911 on this airline.

  • 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.

See more FAQs

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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 12 December 2025.
Adelaide to Melbourne Airport flights

Top airline flying from Ottawa to Adelaide

Discover the top airline that operate flights from Ottawa to Adelaide. 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.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 1,911AverageC$ 2,330FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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 Adelaide?

Cheapflights makes it easy to find Ottawa to Adelaide flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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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