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

ONT — ADL
Jan 31 — Feb 71

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 61 days early can save you up to 23% on average compared to booking a flight this week. If booking 61 days before your flight isn’t an option for you, users have found flights from Ontario to Adelaide for as little as $1,742 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 $2,031 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 October. Prices to Adelaide from Ontario average $1,427. You can even find prices in October for less than $1,427, as users have found deals to Adelaide from as low as $1,039. 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 31%.

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 flights from Ontario to Adelaide in January, February 2023

The best prices found for ONT to ADL flights for January, February
Feb 19 - Mar 12
ONT

Ontario

ADL

Adelaide

2 stops

25h 09m
ADL

Adelaide

ONT

Ontario

2 stops

29h 00m
$1,832

Multiple Airlines

Pick Dates

Deal found 1/26

Feb 15 - Mar 9
ONT

Ontario

ADL

Adelaide

2 stops

34h 10m
ADL

Adelaide

ONT

Ontario

2 stops

27h 30m
$2,410

Multiple Airlines

Pick Dates

Deal found 1/26

Feb 24 - Mar 3
ONT

Ontario

ADL

Adelaide

2 stops

25h 04m
ADL

Adelaide

ONT

Ontario

2 stops

27h 28m
$2,414

Multiple Airlines

Pick Dates

Deal found 1/25

Ontario to Adelaide 2023 flight deals

Cheap flights to Adelaide from Ontario found for this year
Feb 19 - Mar 12
ONT

Ontario

ADL

Adelaide

2 stops

25h 09m
ADL

Adelaide

ONT

Ontario

2 stops

29h 00m
$1,832

Multiple Airlines

Pick Dates

Deal found 1/26

Mar 8 - Mar 22
ONT

Ontario

ADL

Adelaide

2 stops

29h 03m
ADL

Adelaide

ONT

Ontario

2 stops

27h 20m
$1,919

Multiple Airlines

Pick Dates

Deal found 1/26

Mar 4 - Mar 25
ONT

Ontario

ADL

Adelaide

2 stops

25h 03m
ADL

Adelaide

ONT

Ontario

2 stops

26h 30m
$1,930

Multiple Airlines

Pick Dates

Deal found 1/23

Cheap United Airlines flights from Ontario to Adelaide

Apr 16 - May 2
ONT

Ontario

ADL

Adelaide

2 stops

23h 38m
ADL

Adelaide

ONT

Ontario

2 stops

28h 06m
$2,388

United Airlines

Pick Dates

Deal found 1/24

Apr 16 - May 2
ONT

Ontario

ADL

Adelaide

2 stops

23h 38m
ADL

Adelaide

ONT

Ontario

2 stops

20h 24m
$2,396

United Airlines

Pick Dates

Deal found 1/26

Cheap Qatar Airways flights from Ontario to Adelaide

Apr 16 - May 2
ONT

Ontario

ADL

Adelaide

2 stops

41h 25m
ADL

Adelaide

ONT

Ontario

3 stops

53h 00m
$2,912

Qatar Airways

Pick Dates

Deal found 1/24

Mar 4 - Mar 25
ONT

Ontario

ADL

Adelaide

3 stops

45h 14m
ADL

Adelaide

ONT

Ontario

3 stops

51h 35m
$3,091

Qatar Airways

Pick Dates

Deal found 1/23

Mar 4 - Mar 25
ONT

Ontario

ADL

Adelaide

3 stops

45h 14m
ADL

Adelaide

ONT

Ontario

2 stops

41h 55m
$3,681

Qatar Airways

Pick Dates

Deal found 1/23

One-way flights to Adelaide from Ontario

The cheapest one-way flights from Ontario to Adelaide
Apr 6
ONT

Ontario

ADL

Adelaide

3 stops

31h 40m
$982

Multiple Airlines

Pick Dates

Deal found 1/24

Apr 4
ONT

Ontario

ADL

Adelaide

3 stops

31h 40m
$1,073

Multiple Airlines

Pick Dates

Deal found 1/24

Jul 12
ONT

Ontario

ADL

Adelaide

2 stops

24h 13m
$1,390

Multiple Airlines

Pick Dates

Deal found 1/25

Reviews of Airlines Servicing Adelaide

United Airlines
7.6
Good
1,147 reviews

Boarding

7.9

Entertainment

7.1

Overall

7.6

Crew

8.2

Food

6.8

Comfort

7.4

Reviews

1 / 10

Likes: The crew was very friendly, especially flight attendant Debbie. Dislikes: Seats too close together - much more comfortable on Jet Blue. Snacks- not a single free snack, that was a surprise.

United Airlines
7.6
Good
1,147 reviews
United Airlines
7.6
Good
1,147 reviews

Boarding

7.9

Entertainment

7.1

Overall

7.6

Crew

8.2

Food

6.8

Comfort

7.4

Reviews

1 / 10

Likes: The crew was very friendly, especially flight attendant Debbie. Dislikes: Seats too close together - much more comfortable on Jet Blue. Snacks- not a single free snack, that was a surprise.

American Airlines
7.4
Good
1,666 reviews
United Airlines
7.6
Good
1,147 reviews

Boarding

7.9

Entertainment

7.1

Overall

7.6

Crew

8.2

Food

6.8

Comfort

7.4

Reviews

1 / 10

Likes: The crew was very friendly, especially flight attendant Debbie. Dislikes: Seats too close together - much more comfortable on Jet Blue. Snacks- not a single free snack, that was a surprise.

Qatar Airways
7.3
Good
1,009 reviews
United Airlines
7.6
Good
1,147 reviews

Boarding

7.9

Entertainment

7.1

Overall

7.6

Crew

8.2

Food

6.8

Comfort

7.4

Reviews

1 / 10

Likes: The crew was very friendly, especially flight attendant Debbie. Dislikes: Seats too close together - much more comfortable on Jet Blue. Snacks- not a single free snack, that was a surprise.

Related info for your journey

Useful info, stats and facts about Ontario to Adelaide flights.

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 Multiple Airlines for just $1,832, but on average you can expect to pay $3,289.

What are the cheapest airlines to fly from Ontario to Adelaide one-way?

For one-way options, check prices for Qatar Airways. According to our data, you can fly for as low as $1,713. Users have also found prices from $2,552 and $6,560 on United Airlines and American Airlines, respectively.

What are the cheapest flights from Ontario to Adelaide?

On average you can expect to pay $2,351 for a flight from Ontario to Adelaide. The cheapest flight overall is $2,351 while the most popular route, (Ontario - Adelaide) is currently priced at $1,930.

Alternative routes for Ontario to Adelaide

See prices for flight routes from nearby airports that may be better suited for you.
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