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Cheap flights from Ontario (ONT) to Adelaide (ADL) from $1,171

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 7/29. 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.
ONT — ADL
Jun 4 — Jun 111
From?
To?
Tue 6/4
Tue 6/11
1 adult, Economy
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How far in advance should I book a flight from Ontario to Adelaide?

Users have found that booking a flight from Ontario to Adelaide at least 46 days early can save you up to 9% on average compared to booking a flight this week. If booking 46 days before your flight isn’t an option for you, users have found flights from Ontario to Adelaide for as little as $1,027 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1,271 for flights departing within the next 3 days.

What is the cheapest month to fly from Ontario to Adelaide?

The best pricing can be found in the month of August. Prices to Adelaide from Ontario average $1,332. You can even find prices in August for less than $1,332, as users have found deals to Adelaide from as low as $765. The month of December appears to be one of the more expensive times to travel to Adelaide from Ontario. Flying in the targeted month can save you up to 31%.

What is the cheapest time of day to fly from ONT to ADL?

When flying from Ontario to Adelaide, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap United Airlines flights from Ontario to Adelaide

Explore cheap flight options specifically provided by United Airlines for the route between Ontario and Adelaide. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Peruse some of the lowest-priced United Airlines flights we've found from Ontario to Adelaide. Deals update often to give you more flight options matching your criteria
Tue 8/131:47 pmONT - ADL
2 stops28h 48mUnited Airlines
Tue 8/206:05 amADL - ONT
2 stops28h 21mUnited Airlines
Deal found 5/29$1,329
Wed 6/191:55 pmONT - ADL
2 stops28h 30mUnited Airlines
Wed 7/106:05 amADL - ONT
2 stops22h 40mUnited Airlines
Deal found 5/30$1,336
Tue 6/251:55 pmONT - ADL
2 stops28h 40mUnited Airlines
Sat 7/136:50 pmADL - ONT
2 stops33h 48mUnited Airlines
Deal found 5/30$1,342
Thu 8/156:35 pmONT - ADL
2 stops24h 00mUnited Airlines
Thu 8/296:05 amADL - ONT
2 stops28h 21mUnited Airlines
Deal found 5/29$1,429
Tue 8/276:45 pmONT - ADL
2 stops23h 50mUnited Airlines
Wed 9/46:05 amADL - ONT
2 stops23h 46mUnited Airlines
Deal found 5/29$9,275

Cheap Qatar Airways flights from Ontario to Adelaide

Explore cheap flight options specifically provided by Qatar Airways for the route between Ontario and Adelaide. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Some of the lowest-priced Qatar Airways flights we've found at this time heading from Ontario to Adelaide. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Thu 8/1512:40 pmONT - ADL
2 stops34h 20mQatar Airways
Thu 8/2911:40 amADL - ONT
3 stops42h 35mQatar Airways
Deal found 5/29$2,401
Tue 8/1312:40 pmONT - ADL
3 stops49h 30mQatar Airways
Tue 8/209:40 pmADL - ONT
2 stops56h 35mQatar Airways
Deal found 5/29$2,589
Tue 8/272:39 pmONT - ADL
3 stops71h 31mQatar Airways
Wed 9/411:40 amADL - ONT
3 stops48h 34mQatar Airways
Deal found 5/29$13,860
Wed 8/282:39 pmONT - ADL
3 stops47h 31mQatar Airways
Thu 9/511:40 amADL - ONT
3 stops48h 34mQatar Airways
Deal found 5/30$13,994
Tue 8/2712:40 pmONT - ADL
2 stops34h 20mQatar Airways
Wed 9/411:40 amADL - ONT
3 stops48h 34mQatar Airways
Deal found 5/29$14,187
Thu 8/12:47 pmONT - ADL
2 stops56h 13mQatar Airways
Mon 9/211:40 amADL - ONT
3 stops42h 35mQatar Airways
Deal found 5/30$14,227
Wed 8/282:39 pmONT - ADL
2 stops56h 21mQatar Airways
Thu 9/511:40 amADL - ONT
3 stops48h 34mQatar Airways
Deal found 5/30$14,332

Ontario to Adelaide 2024 flight deals

Discover exclusive flight deals for travel between Ontario and Adelaide in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
These are some of the most attractive deals on flights from Ontario to Adelaide in 2024. Check back soon for alternative fares.
Thu 8/156:35 pmONT - ADL
2 stops24h 00mUnited Airlines
Thu 8/296:05 amADL - ONT
2 stops28h 21mUnited Airlines
Deal found 5/29$1,429
Thu 8/1512:40 pmONT - ADL
2 stops34h 20mQatar Airways
Thu 8/2911:40 amADL - ONT
3 stops42h 35mQatar Airways
Deal found 5/29$2,401
Tue 8/1312:40 pmONT - ADL
3 stops49h 30mQatar Airways
Tue 8/209:40 pmADL - ONT
2 stops56h 35mQatar Airways
Deal found 5/29$2,589
Wed 9/46:45 pmONT - ADL
2 stops23h 50mUnited Airlines
Wed 10/96:10 amADL - ONT
2 stops24h 27mUnited Airlines
Deal found 5/29$4,737
Tue 8/276:45 pmONT - ADL
2 stops23h 50mUnited Airlines
Wed 9/46:05 amADL - ONT
2 stops23h 46mUnited Airlines
Deal found 5/29$9,275
Tue 11/2612:51 pmONT - ADL
2 stops27h 59mAmerican Airlines
Wed 12/2512:50 pmADL - ONT
2 stops23h 34mAmerican Airlines
Deal found 5/29$12,918
Tue 11/263:01 pmONT - ADL
3 stops45h 04mQatar Airways
Wed 12/2512:40 pmADL - ONT
3 stops54h 05mQatar Airways
Deal found 5/29$13,549
Tue 11/263:01 pmONT - ADL
3 stops45h 04mQatar Airways
Wed 12/2510:00 pmADL - ONT
2 stops44h 45mQatar Airways
Deal found 5/29$13,552
Tue 8/272:39 pmONT - ADL
3 stops71h 31mQatar Airways
Wed 9/411:40 amADL - ONT
3 stops48h 34mQatar Airways
Deal found 5/29$13,860

One-way flights to Adelaide from Ontario

Search for one-way flight options from Ontario to Adelaide. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Some of the best available deals we've found on one-way flights from Ontario to Adelaide. Those needing a return flight from Ontario to Adelaide can use the search form above.
Mon 7/296:35 pmONT - ADL
2 stops24h 00mUnited Airlines
Deal found 5/30$1,171
Sat 7/206:35 pmONT - ADL
2 stops24h 00mUnited Airlines
Deal found 5/30$1,236
Fri 7/266:35 pmONT - ADL
2 stops23h 50mUnited Airlines
Deal found 5/30$1,242
Sat 6/221:34 pmONT - ADL
2 stops29h 01mUnited Airlines
Deal found 5/29$1,431
Tue 8/132:39 pmONT - ADL
3 stops47h 31mQatar Airways
Deal found 5/29$1,507
Mon 6/101:55 pmONT - ADL
2 stops28h 40mUnited Airlines
Deal found 5/29$1,622
Mon 7/2912:43 pmONT - ADL
3 stops49h 27mQatar Airways
Deal found 5/30$1,884
Sat 6/2210:00 amONT - ADL
3 stops52h 10mQatar Airways
Deal found 5/29$2,149

Find flights from Ontario to Adelaide within your budget

Customize your flight search to find flights from Ontario 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 2,784,634 searches. Data last updated May 30, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,329 - $13,860

Route

Depart

Return

Price

OntarioAdelaide

ONT - ADL

ONTADL

Ontario

Tue 8/13

2 stops28h 48m

Adelaide

Tue 8/20

2 stops28h 21m

$1,329

OntarioAdelaide

ONT - ADL

ONTADL

Ontario

Wed 6/19

2 stops28h 30m

Adelaide

Wed 7/10

2 stops22h 40m

$1,336

OntarioAdelaide

ONT - ADL

ONTADL

Ontario

Tue 6/25

2 stops28h 40m

Adelaide

Sat 7/13

2 stops33h 48m

$1,342

OntarioAdelaide

ONT - ADL

ONTADL

Ontario

Thu 8/15

2 stops24h 00m

Adelaide

Thu 8/29

2 stops28h 21m

$1,429

OntarioAdelaide

ONT - ADL

ONTADL

Ontario

Thu 8/15

2 stops34h 20m

Adelaide

Thu 8/29

3 stops42h 35m

$2,401

OntarioAdelaide

ONT - ADL

ONTADL

Ontario

Tue 8/13

3 stops49h 30m

Adelaide

Tue 8/20

2 stops56h 35m

$2,589

OntarioAdelaide

ONT - ADL

ONTADL

Ontario

Sat 6/29

2 stops41h 06m

Adelaide

Sat 7/6

2 stops45h 23m

$3,256

OntarioAdelaide

ONT - ADL

ONTADL

Ontario

Tue 8/27

2 stops23h 50m

Adelaide

Wed 9/4

2 stops23h 46m

$9,275

OntarioAdelaide

ONT - ADL

ONTADL

Ontario

Tue 8/27

3 stops71h 31m

Adelaide

Wed 9/4

3 stops48h 34m

$13,860

Flights are sorted by cheapest first

Deals found on 5/29

No data available for this route at this time. Please check back soon.

Best time to book a flight from Ontario to Adelaide

Have a flexible travel schedule? Discover the best time to fly to Adelaide from Ontario 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 May 30, 2024.
To help decide which airline to fly from Ontario to Adelaide, see what other customers have to say about United Airlines and Qatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Qatar Airways
7.7
Good
4,339 reviews
Check prices

Boarding

7.8

Overall

7.7

Crew

8.1

Comfort

7.6

Entertainment

7.6

Food

7.5

Reviews

1 / 10

Service was slow in the flight from iad to doh. The entertainment was not working in the flight from doh to ccu

Qatar Airways
7.7
Good
4,339 reviews
Qatar Airways
7.7
Good
4,339 reviews
Check prices

Boarding

7.8

Overall

7.7

Crew

8.1

Comfort

7.6

Entertainment

7.6

Food

7.5

Reviews

1 / 10

Service was slow in the flight from iad to doh. The entertainment was not working in the flight from doh to ccu

United Airlines
7.4
Good
10,777 reviews
Qatar Airways
7.7
Good
4,339 reviews
Check prices

Boarding

7.8

Overall

7.7

Crew

8.1

Comfort

7.6

Entertainment

7.6

Food

7.5

Reviews

1 / 10

Service was slow in the flight from iad to doh. The entertainment was not working in the flight from doh to ccu

American Airlines
7.3
Good
14,284 reviews
Qatar Airways
7.7
Good
4,339 reviews
Check prices

Boarding

7.8

Overall

7.7

Crew

8.1

Comfort

7.6

Entertainment

7.6

Food

7.5

Reviews

1 / 10

Service was slow in the flight from iad to doh. The entertainment was not working in the flight from doh to ccu

Related info for your journey

Find useful and relevant information for your journey from Ontario 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 flights from Ontario to Adelaide for under $1,400 on Cheapflights?

    Yes, there are multiple flights from Ontario to Adelaide for under $1,400. The cheapest flight booked recently is on United Airlines for just $1,329, but on average you can expect to pay $7,196.

  • What does ONT to ADL mean?

    Great question - ONT to ADL just means Ontario Airport to Adelaide Airport. Now you’ll know what these unique codes when you look for flights!

  • Can I find deals for flights from Ontario to Adelaide that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to Adelaide flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to Adelaide with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to Adelaide flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario 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.

  • Can I find deals for flights from Ontario to Adelaide that allow pets onboard?

    Many airlines flying from Ontario to Adelaide offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to Adelaide?

    Yes, you can often find last-minute deals on Ontario to Adelaide flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to Adelaide flight deals updated?

    The Ontario to Adelaide flight deals you see on this page were last updated on 5/30.

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

    Currently, February is the cheapest month in which you can book a flight from Ontario to Adelaide (average of $1,283). Flying from Ontario to Adelaide in January is currently the most expensive (average of $1,884). 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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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 May 30, 2024.

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Search flights from Ontario to Adelaide by cabin class

Find flights from Ontario to Adelaide, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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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 Ontario to Adelaide?

Cheapflights helps you search for flights from Ontario to Adelaide via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights simply makes it quick and affordable to book flights from Ontario 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 Ontario to Adelaide with no change fees?

Yes, we can. To see specific flights from Ontario to Adelaide with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Adelaide from Ontario today and book when prices fit your budget.

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