When did momondo last update prices for flights from Adelaide Airport to Ontario Airport?

Prices for flights from Adelaide Airport to Ontario Airport are updated daily.

How old do you have to be to fly from Adelaide Airport to Ontario Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Adelaide Airport to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The travel and health documents required for your trip to Ontario Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$1,164 Cheap Flights from Adelaide to Ontario in 2025/26

1 adult

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Find the cheapest flights from Adelaide to Los Angeles

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

19:10 - 21:28

ADL

ONT

42h 48m2 stops

08:00 - 22:35

ONT

ADL

22h 05m2 stops

$1,801Multiple Airlines

Wed, 10 Jun - Sat, 27 Jun

19:10 - 21:28

ADL

ONT

42h 48m2 stops

08:00 - 11:05

ONT

ADL

34h 35m2 stops

$1,853Multiple Airlines

Wed, 10 Jun - Thu, 18 Jun

06:00 - 12:20

ADL

ONT

22h 50m2 stops

18:53 - 11:05

ONT

ADL

23h 42m2 stops

$2,104United Airlines

Tue, 14 Apr - Wed, 29 Apr

06:00 - 12:20

ADL

ONT

22h 50m2 stops

18:53 - 11:05

ONT

ADL

23h 42m2 stops

$2,110United Airlines

Tue, 14 Apr - Wed, 29 Apr

18:30 - 18:00

ADL

ONT

40h 00m2 stops

00:10 - 19:00

ONT

ADL

50h 20m2 stops

$2,223Multiple Airlines

Tue, 14 Apr - Sun, 26 Apr

14:55 - 17:51

ADL

ONT

21h 26m1 stop

13:53 - 09:30

ONT

ADL

25h 07m1 stop

$2,329United Airlines

Sat, 24 Jan - Sat, 31 Jan

18:30 - 18:00

ADL

ONT

40h 00m2 stops

00:10 - 19:15

ONT

ADL

50h 35m2 stops

$2,348China Airlines

Fri, 1 May - Fri, 8 May

17:10 - 22:28

ADL

ONT

23h 48m2 stops

08:13 - 10:55

ONT

ADL

56h 12m2 stops

$2,364Multiple Airlines

Mon, 26 Jan - Fri, 30 Jan

14:55 - 22:41

ADL

ONT

26h 16m1 stop

13:24 - 09:30

ONT

ADL

49h 36m2 stops

$2,402United Airlines

Mon, 29 Dec - Wed, 21 Jan

14:55 - 21:07

ADL

ONT

24h 42m2 stops

23:59 - 09:30

ONT

ADL

39h 01m2 stops

$2,405United Airlines

Wed, 24 Dec - Wed, 31 Dec

China Airlines flights from Adelaide to Ontario

Our best China Airlines deals on Adelaide to Ontario flight tickets

China Airlines

1 May

ADL18:30Adelaide

40h 00m

2 stops

ONT18:00Ontario

8 May

ONT00:10Ontario

50h 35m

2 stops

ADL19:15Adelaide

$2,348

Find similar

China Airlines

22 Jan

ADL19:00Adelaide

40h 20m

2 stops

ONT16:50Ontario

4 Feb

ONT22:50Ontario

50h 15m

2 stops

ADL19:35Adelaide

$4,339

Find similar

China Airlines

5 Feb

ADL14:25Adelaide

44h 55m

2 stops

ONT16:50Ontario

9 Feb

ONT22:50Ontario

50h 50m

2 stops

ADL20:10Adelaide

$5,496

Find similar

Qatar Airways flights from Adelaide to Ontario

Our best Qatar Airways deals on Adelaide to Ontario flight tickets

Qatar Airways

24 Jan

ADL22:00Adelaide

39h 15m

2 stops

ONT18:45Ontario

31 Jan

ONT11:53Ontario

34h 42m

2 stops

ADL17:05Adelaide

$4,199

Find similar

Qatar Airways

23 Dec

ADL22:00Adelaide

38h 46m

2 stops

ONT18:16Ontario

2 Jan

ONT06:00Ontario

40h 35m

2 stops

ADL17:05Adelaide

$5,587

Find similar

Fly from

Fly to

Route

Depart

Return

Price

AdelaideOntario

ADL - ONT

ADLONT

Adelaide

Wed 10/6

19:10-21:28

2 stops42h 48m

Ontario

Sat 27/6

08:00-22:35

2 stops22h 05m

$1,801

AdelaideOntario

ADL - ONT

ADLONT

Adelaide

Wed 10/6

19:10-21:28

2 stops42h 48m

Ontario

Thu 18/6

08:00-11:05

2 stops34h 35m

$1,853

AdelaideOntario

ADL - ONT

ADLONT

Adelaide

Tue 14/4

06:00-12:20

2 stops22h 50m

Ontario

Wed 29/4

18:53-11:05

2 stops23h 42m

$2,104

AdelaideOntario

ADL - ONT

ADLONT

Adelaide

Tue 14/4

06:00-12:20

2 stops22h 50m

Ontario

Wed 29/4

18:53-11:05

2 stops23h 42m

$2,110

AdelaideOntario

ADL - ONT

ADLONT

Adelaide

Tue 14/4

18:30-18:00

2 stops40h 00m

Ontario

Sun 26/4

00:10-19:00

2 stops50h 20m

$2,223

AdelaideOntario

ADL - ONT

ADLONT

Adelaide

Sat 24/1

14:55-17:51

1 stop21h 26m

Ontario

Sat 31/1

13:53-09:30

1 stop25h 07m

$2,329

AdelaideOntario

ADL - ONT

ADLONT

Adelaide

Fri 1/5

18:30-18:00

2 stops40h 00m

Ontario

Fri 8/5

00:10-19:15

2 stops50h 35m

$2,348

AdelaideOntario

ADL - ONT

ADLONT

Adelaide

Mon 26/1

17:10-22:28

2 stops23h 48m

Ontario

Fri 30/1

08:13-10:55

2 stops56h 12m

$2,364

AdelaideOntario

ADL - ONT

ADLONT

Adelaide

Mon 29/12

14:55-22:41

1 stop26h 16m

Ontario

Wed 21/1

13:24-09:30

2 stops49h 36m

$2,402

AdelaideOntario

ADL - ONT

ADLONT

Adelaide

Wed 24/12

14:55-21:07

2 stops24h 42m

Ontario

Wed 31/12

23:59-09:30

2 stops39h 01m

$2,405

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Adelaide to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Adelaide to Ontario?

United Airlines is the most popular carrier operating from Adelaide to Ontario

Which airlines fly to Ontario?

Qantas Airways, Air New Zealand and Fiji Airways are the top three most popular airlines that fly to Ontario from Adelaide according to our data. Qantas Airways is the first choice among our users, with 48% of people opting to fly with this airline when travelling to Ontario. Keep in mind that there are 7 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

When to book flights from Adelaide to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Adelaide to Ontario according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Adelaide to Ontario (ADL to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Adelaide to Ontario

Fastest flight time	20h 25m
Direct flights	None

The fastest flight from Adelaide to Ontario takes 20h 25m

There are no direct flights from Adelaide to Ontario. There are no popular flight routes from Adelaide to Ontario.

Search flight deals

How far is Adelaide to Ontario by plane?
Ontario is 13203.4 km away from Adelaide. Flights usually cover this in 20h 25m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Adelaide Airport to Ontario Airport?
Prices for flights from Adelaide Airport to Ontario Airport are updated daily.
How old do you have to be to fly from Adelaide Airport to Ontario Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Adelaide Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The travel and health documents required for your trip to Ontario Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Adelaide to Ontario?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Adelaide to Ontario . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Adelaide to Ontario with flexible booking policies on momondo?

momondo does allow users to show only those flights to Ontario from Adelaide which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Adelaide to Ontario?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Adelaide to Ontario.

I’m not ready to book a flight from Adelaide to Ontario right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Adelaide to Ontario now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ontario and let you know when they change.