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Cheap flights from Ontario (ONT) to Adelaide (ADL) from $618

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 9/13. 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
May 2 — May 91
From?
To?
Thu 5/2
Thu 5/9
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 34% 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 $1,281 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 $1,281 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 $1,574. You can even find prices in August for less than $1,574, as users have found deals to Adelaide from as low as $754. The month of January 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 37%.

When is the cheapest time to fly from Ontario to Adelaide (ONT - 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 3,068,117 searches. Data last updated April 27, 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
Thu 8/11:45 pmONT - ADL
2 stops28h 50mUnited Airlines
Sat 8/106:10 amADL - ONT
2 stops22h 35mUnited Airlines
Deal found 4/26$1,835
Wed 7/246:35 pmONT - ADL
2 stops24h 00mUnited Airlines
Wed 8/146:10 amADL - ONT
2 stops22h 35mUnited Airlines
Deal found 4/27$2,035
Thu 7/251:45 pmONT - ADL
2 stops28h 50mUnited Airlines
Wed 8/146:10 amADL - ONT
2 stops22h 35mUnited Airlines
Deal found 4/27$2,085

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 3,068,117 searches. Data last updated April 27, 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.
Sat 5/46:00 amONT - ADL
2 stops41h 00mQatar Airways
Fri 5/1011:40 amADL - ONT
3 stops50h 18mQatar Airways
Deal found 4/26$2,609
Thu 8/12:40 pmONT - ADL
3 stops47h 30mQatar Airways
Sat 8/109:40 pmADL - ONT
2 stops39h 05mQatar Airways
Deal found 4/26$2,833

Cheap Ontario to Adelaide flights in April & May 2024

Find cheap flight options from Ontario to Adelaide specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,068,117 searches. Prices were last updated on April 27, 2024.
These are some of the most attractive deals on flights from Ontario to Adelaide in 2024. Check back soon for alternative fares.
Sat 5/46:00 amONT - ADL
2 stops41h 00mQatar Airways
Fri 5/1011:40 amADL - ONT
3 stops50h 18mQatar Airways
Deal found 4/26$2,609

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 3,068,117 searches. Data last updated April 27, 2024.
These are some of the most attractive deals on flights from Ontario to Adelaide in 2024. Check back soon for alternative fares.
Tue 11/268:40 amONT - ADL
2 stops55h 45mMultiple Airlines
Fri 2/79:35 amADL - ONT
2 stops31h 20mMultiple Airlines
Deal found 4/26$1,161
Wed 10/306:00 amONT - ADL
3 stops35h 25mUnited Airlines
Sun 11/35:00 amADL - ONT
2 stops30h 30mUnited Airlines
Deal found 4/25$1,495
Wed 10/3010:40 amONT - ADL
2 stops30h 45mUnited Airlines
Sun 11/35:00 amADL - ONT
2 stops33h 51mUnited Airlines
Deal found 4/26$1,496
Thu 8/11:45 pmONT - ADL
2 stops28h 50mUnited Airlines
Sat 8/106:10 amADL - ONT
2 stops22h 35mUnited Airlines
Deal found 4/26$1,835
Wed 7/246:35 pmONT - ADL
2 stops24h 00mUnited Airlines
Wed 8/146:10 amADL - ONT
2 stops22h 35mUnited Airlines
Deal found 4/27$2,035
Thu 7/251:45 pmONT - ADL
2 stops28h 50mUnited Airlines
Wed 8/146:10 amADL - ONT
2 stops22h 35mUnited Airlines
Deal found 4/27$2,085
Sun 11/2410:56 amONT - ADL
2 stops35h 39mQatar Airways
Sun 2/912:40 pmADL - ONT
3 stops43h 31mQatar Airways
Deal found 4/26$2,269
Tue 11/266:00 amONT - ADL
2 stops40h 35mQatar Airways
Fri 2/712:40 pmADL - ONT
3 stops53h 34mQatar Airways
Deal found 4/26$2,335
Sat 5/46:00 amONT - ADL
2 stops41h 00mQatar Airways
Fri 5/1011:40 amADL - ONT
3 stops50h 18mQatar Airways
Deal found 4/26$2,609

Ontario to Adelaide flights leaving soon

Find last-minute flight options from Ontario to Adelaide for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
Have a look at some of the flights available from Ontario to Adelaide departing last-minute. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Sat 5/46:00 amONT - ADL
2 stops41h 00mQatar Airways
Fri 5/1011:40 amADL - ONT
3 stops50h 18mQatar Airways
Deal found 4/26$2,609

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 3,068,117 searches. Data last updated April 27, 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.
Fri 9/139:50 amONT - ADL
2 stops53h 55mMultiple Airlines
Deal found 4/27$618
Fri 8/309:50 amONT - ADL
2 stops43h 40mMultiple Airlines
Deal found 4/26$685

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 3,068,117 searches. Data last updated April 27, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,835 - $2,833

Route

Depart

Return

Price

OntarioAdelaide

ONT - ADL

ONTADL

Ontario

Thu 8/1

2 stops28h 50m

Adelaide

Sat 8/10

2 stops22h 35m

$1,835

OntarioAdelaide

ONT - ADL

ONTADL

Ontario

Wed 7/24

2 stops24h 00m

Adelaide

Wed 8/14

2 stops22h 35m

$2,035

OntarioAdelaide

ONT - ADL

ONTADL

Ontario

Thu 7/25

2 stops28h 50m

Adelaide

Wed 8/14

2 stops22h 35m

$2,085

OntarioAdelaide

ONT - ADL

ONTADL

Ontario

Thu 8/1

3 stops47h 30m

Adelaide

Sat 8/10

2 stops39h 05m

$2,833

Flights are sorted by cheapest first

Deals found on 4/26

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

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 April 27, 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
4,459 reviews
Check prices

Entertainment

7.7

Overall

7.7

Food

7.5

Crew

8.2

Comfort

7.7

Boarding

7.8

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
4,459 reviews
Qatar Airways
7.7
Good
4,459 reviews
Check prices

Entertainment

7.7

Overall

7.7

Food

7.5

Crew

8.2

Comfort

7.7

Boarding

7.8

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
11,228 reviews
Qatar Airways
7.7
Good
4,459 reviews
Check prices

Entertainment

7.7

Overall

7.7

Food

7.5

Crew

8.2

Comfort

7.7

Boarding

7.8

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 $1,900 on Cheapflights?

    Yes, there are multiple flights from Ontario to Adelaide for under $1,900. The cheapest flight booked recently is on United Airlines for just $1,835, but on average you can expect to pay $2,197.

  • Are there last-minute flights available from Ontario to Adelaide for under $2,700?

    There are currently 1+ open flights from Ontario to Adelaide within the next 7 days for less than $2,700.

  • 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 4/27.

See more FAQs

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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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