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$412+ Cheap flights from South Pacific to Ontario (ONT)

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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — ONT
2月 26 — 3月 51
週三 2/26
週三 3/5
1 adult, Economy
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Cheap flight deals from South Pacific to Ontario

Keep the following information in mind while searching for South Pacific to Ontario flight deals. Data was last updated 2月 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$792
(United Airlines)

One-way from

$412
(Trip.com)

Popular in

December

Cheapest in

May

Average price

$768
Provider with most accurate pricing for Sydney Kingsford Smith-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Los Angeles flights.
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From South Pacific to Ontario
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One-way flight from South Pacific to Ontario
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Highest demand for flights based on searches. 13% potential increase in price ($136 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from South Pacific to Ontario

Cheapest flights from South Pacific to Ontario
Explore the most affordable flight options available from South Pacific to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2月 21, 2025.

This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週日 3/2310:40 amBNE - ONT
1 stop16h 14mUnited Airlines
週日 4/131:20 pmONT - BNE
1 stop24h 10mUnited Airlines
Deal found 2/20$792
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週二 3/41:00 pmMEL - ONT
1 stop39h 15mUnited Airlines
週二 3/116:00 amONT - MEL
1 stop33h 00mUnited Airlines
Deal found 2/20$845
This United Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週五 2/214:15 pmSYD - ONT
1 stop17h 14mUnited Airlines
週日 3/96:45 pmONT - SYD
1 stop20h 30mUnited Airlines
Deal found 2/19$858
This Kissandfly.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週四 3/1311:30 pmAKL - ONT
1 stop17h 25mHawaiian Airlines
週三 3/266:45 pmONT - AKL
1 stop18h 25mHawaiian Airlines
Deal found 2/20$870
This Kissandfly.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週日 2/2312:10 pmSYD - ONT
1 stop27h 30mLufthansa
週二 3/116:45 pmONT - SYD
1 stop20h 30mLufthansa
Deal found 2/20$877
This flugladen.de deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週一 3/31:00 pmMEL - ONT
1 stop20h 29mBrussels Airlines
週日 3/166:45 pmONT - MEL
1 stop20h 15mBrussels Airlines
Deal found 2/20$878
This Kissandfly.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週六 3/81:20 pmAKL - ONT
1 stop26h 37mBritish Airways
週三 3/122:54 pmONT - AKL
1 stop21h 16mBritish Airways
Deal found 2/20$889
This BestPriceTravel deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BestPriceTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週五 2/219:40 pmSYD - ONT
1 stop19h 10mHawaiian Airlines
週二 2/259:45 amONT - SYD
1 stop39h 00mHawaiian Airlines
Deal found 2/20$991
This Mytrip deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週六 3/88:50 pmAKL - ONT
2 stops41h 00mChina Airlines
週三 3/1211:45 pmONT - AKL
2 stops47h 25mChina Airlines
Deal found 2/20$1,017
This Booking.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週一 9/110:10 pmSYD - ONT
1 stop37h 30mChina Airlines
週日 9/712:45 amONT - SYD
1 stop41h 00mChina Airlines
Deal found 2/20$1,147
This China Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週三 9/39:50 pmMEL - ONT
1 stop37h 50mChina Airlines
週二 9/912:45 amONT - MEL
1 stop40h 55mChina Airlines
Deal found 2/20$1,147
This China Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週二 11/411:10 pmBNE - ONT
1 stop35h 40mChina Airlines
週三 11/1210:45 pmONT - BNE
1 stop42h 00mChina Airlines
Deal found 2/20$1,161

Find flights from South Pacific to Ontario within your budget

Customize your flight search to find flights from South Pacific to Ontario 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 2,558,603 searches. Data last updated 2月 21, 2025.

Fly from

South Pacific

Fly to

Ontario

Route

Depart

Return

Price

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

週日 3/23

10:40 am-9:54 am

1 stop16h 14m

Ontario

週日 4/13

1:20 pm-6:30 am

1 stop24h 10m

$792

MelbourneOntario

MEL - ONT

MELONT

Melbourne

週二 3/4

1:00 pm-9:59 pm

2 stops51h 59m

Ontario

週二 3/11

6:45 pm-9:00 am

1 stop20h 15m

$845

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

週五 3/7

11:50 am-9:59 pm

1 stop29h 09m

Ontario

週五 3/14

1:40 pm-9:15 am

2 stops49h 35m

$860

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

週四 3/13

11:30 pm-8:55 pm

1 stop17h 25m

Ontario

週三 3/26

6:45 pm-9:10 am

1 stop18h 25m

$870

MelbourneOntario

MEL - ONT

MELONT

Melbourne

週一 3/3

1:00 pm-2:29 pm

1 stop20h 29m

Ontario

週日 3/16

6:45 pm-9:00 am

1 stop20h 15m

$878

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

週六 3/8

1:20 pm-6:57 pm

1 stop26h 37m

Ontario

週三 3/12

2:54 pm-8:10 am

1 stop21h 16m

$889

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

週日 4/27

9:40 pm-9:50 pm

1 stop17h 10m

Ontario

週五 5/2

9:45 am-7:45 pm

1 stop41h 00m

$1,007

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

週六 3/8

8:50 pm-4:50 pm

2 stops41h 00m

Ontario

週三 3/12

11:45 pm-7:10 pm

2 stops47h 25m

$1,017

MelbourneOntario

MEL - ONT

MELONT

Melbourne

週日 3/9

11:20 pm-5:50 pm

1 stop36h 30m

Ontario

週六 3/15

11:45 pm-12:05 pm

1 stop42h 20m

$1,149

CoolangattaOntario

OOL - ONT

OOLONT

Coolangatta Gold Coast

週二 6/24

6:00 am-10:45 pm

2 stops33h 45m

Ontario

週日 7/27

6:43 pm-12:15 pm

2 stops24h 32m

$1,167

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 52 results
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Best time to book a flight from South Pacific to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from South Pacific 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.

Travel insights for flights from South Pacific to Ontario

Get recent, data-driven insights about flights from South Pacific to Ontario including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from South Pacific to Ontario?

Currently, August is the cheapest month in which you can book a flight from South Pacific to Ontario (average of $246). Flying from South Pacific to Ontario in March is currently the most expensive (average of $315). 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.

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

Find hourly flight availability from South Pacific to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2月 21, 2025.

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

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 2月 21, 2025.
Japan Airlines
8.3
Very good
1,440 reviews

Comfort

8.2

Overall

8.3

Crew

8.7

Food

7.7

Boarding

8.4

Entertainment

7.8

Reviews

1 / 20

10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Japan Airlines
8.3
Very good
1,440 reviews
Japan Airlines
8.3
Very good
1,440 reviews

Comfort

8.2

Overall

8.3

Crew

8.7

Food

7.7

Boarding

8.4

Entertainment

7.8

Reviews

1 / 20

10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

China Airlines
8.2
Very good
727 reviews
Japan Airlines
8.3
Very good
1,440 reviews

Comfort

8.2

Overall

8.3

Crew

8.7

Food

7.7

Boarding

8.4

Entertainment

7.8

Reviews

1 / 20

10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Hawaiian Airlines
7.9
Good
2,316 reviews
Japan Airlines
8.3
Very good
1,440 reviews

Comfort

8.2

Overall

8.3

Crew

8.7

Food

7.7

Boarding

8.4

Entertainment

7.8

Reviews

1 / 20

10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Qatar Airways
7.4
Good
3,609 reviews
Japan Airlines
8.3
Very good
1,440 reviews

Comfort

8.2

Overall

8.3

Crew

8.7

Food

7.7

Boarding

8.4

Entertainment

7.8

Reviews

1 / 20

10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

United Airlines
7.4
Good
8,759 reviews
Japan Airlines
8.3
Very good
1,440 reviews

Comfort

8.2

Overall

8.3

Crew

8.7

Food

7.7

Boarding

8.4

Entertainment

7.8

Reviews

1 / 20

10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Related info for your journey

Find useful and relevant information for your journey from South Pacific to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ontario from South Pacific?

    Located just 3.1 mi from the city center, Ontario (ONT) is the airport most travelers will use when flying to Ontario from South Pacific.

  • What are the cheapest airlines to fly from South Pacific to Ontario one-way?

    To fly one-way, consider booking your trip with Hawaiian Airlines, which is currently one of the cheapest options available, starting at $421. United Airlines flights start at $484 while deals on Lufthansa start at $522 one-way.

  • What are the most popular routes from South Pacific to Ontario?

    The most popular flight routes from South Pacific to Ontario are Sydney Kingsford Smith - Ontario, Melbourne - Ontario and Brisbane - Ontario.

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

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

  • How can I find direct flights from South Pacific to Ontario?

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

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

    Yes. Cheapflights offers flight deals from South Pacific to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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

    Currently, August is the cheapest month in which you can book a flight from South Pacific to Ontario (average of $246). Flying from South Pacific to Ontario in March is currently the most expensive (average of $315). 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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Alternative routes for South Pacific to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from South Pacific to Ontario

Discover the top airline that operate flights from South Pacific to Ontario. 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 2,558,603 searches. Data last updated 2月 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,390Average$1,625FlexibilityNo cancel feeOn-time69%
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