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South Pacific

$356+ Cheap flights from Ontario (ONT) to South Pacific

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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SYD
Mar 13 — Mar 201
Thu 3/13
Thu 3/20
1 adult, Economy
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Cheap flight deals from Ontario to South Pacific

Keep the following information in mind while searching for Ontario to South Pacific flight deals. Data was last updated March 8, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$625
(United Airlines)

One-way from

$356
(Delta)

Popular in

December

Cheapest in

August

Average price

$973
Provider with most accurate pricing for Los Angeles-Sydney Kingsford Smith flight deals.
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From Ontario to South Pacific
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One-way flight from Ontario to South Pacific
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Highest demand for flights based on searches. 14% potential increase in price ($169 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Ontario to South Pacific

Cheapest flights from Ontario to South Pacific
Explore the most affordable flight options available from Ontario to South Pacific. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 8, 2025.

This United Airlines deal was found by Cheapflights users on 3/7. 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.
Thu 5/83:10 pmONT - AKL
1 stop21h 00mUnited Airlines
Thu 5/151:50 pmAKL - ONT
1 stop19h 35mUnited Airlines
Deal found 3/7$625
This Delta deal was found by Cheapflights users on 3/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/810:01 amONT - AKL
2 stops25h 49mDelta
Thu 5/151:00 pmAKL - ONT
2 stops29h 42mDelta
Deal found 3/6$685
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/258:10 amONT - PPT
1 stop23h 40mMultiple Airlines
Thu 5/87:00 amPPT - ONT
1 stop24h 02mMultiple Airlines
Deal found 3/7$776
This United Airlines deal was found by Cheapflights users on 3/7. 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.
Fri 3/146:45 pmONT - BNE
1 stop18h 45mUnited Airlines
Fri 3/2110:40 amBNE - ONT
1 stop16h 14mUnited Airlines
Deal found 3/7$823
This Kiwi.com deal was found by Cheapflights users on 3/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/99:45 amONT - SYD
1 stop35h 55mMultiple Airlines
Thu 4/244:20 pmSYD - ONT
1 stop22h 30mMultiple Airlines
Deal found 3/5$863
This Expedia deal was found by Cheapflights users on 3/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/89:45 amONT - RAR
1 stop15h 00mHawaiian Airlines
Sun 3/1611:30 pmRAR - ONT
1 stop18h 25mHawaiian Airlines
Deal found 3/7$940
This Alaska Airlines deal was found by Cheapflights users on 3/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/237:00 amONT - RAR
2 stops18h 55mAlaska Airlines
Sun 9/71:05 pmRAR - ONT
2 stops23h 07mAlaska Airlines
Deal found 3/7$950
This American Airlines deal was found by Cheapflights users on 3/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/912:50 pmONT - SYD
2 stops25h 15mAmerican Airlines
Thu 4/249:10 amSYD - ONT
2 stops23h 49mAmerican Airlines
Deal found 3/5$972
This United Airlines deal was found by Cheapflights users on 3/6. 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.
Sat 3/86:00 amONT - PPT
1 stop14h 40mUnited Airlines
Fri 3/149:10 pmPPT - ONT
2 stops45h 49mUnited Airlines
Deal found 3/6$1,011
This American Airlines deal was found by Cheapflights users on 3/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/82:54 pmONT - BNE
1 stop20h 36mAmerican Airlines
Sat 3/158:05 amBNE - ONT
1 stop22h 55mAmerican Airlines
Deal found 3/7$1,016
This Alaska Airlines deal was found by Cheapflights users on 3/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/79:45 amONT - AKL
1 stop16h 35mAlaska Airlines
Tue 4/2211:30 pmAKL - ONT
1 stop17h 20mAlaska Airlines
Deal found 3/7$1,039
This United Airlines deal was found by Cheapflights users on 3/6. 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.
Tue 4/11:20 pmONT - SYD
1 stop24h 35mUnited Airlines
Tue 4/2910:20 amSYD - ONT
1 stop17h 45mUnited Airlines
Deal found 3/6$1,053

Find flights from Ontario to South Pacific within your budget

Customize your flight search to find flights from Ontario to South Pacific 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 March 8, 2025.

Fly from

Ontario

Fly to

South Pacific

Route

Depart

Return

Price

OntarioAuckland

ONT - AKL

ONTAKL

Ontario

Thu 5/8

3:10 pm-7:10 am

1 stop21h 00m

Auckland Intl

Thu 5/15

1:50 pm-2:25 pm

1 stop19h 35m

$625

OntarioAuckland

ONT - AKL

ONTAKL

Ontario

Thu 5/8

10:01 am-6:50 am

2 stops25h 49m

Auckland Intl

Thu 5/15

1:00 pm-11:42 pm

2 stops29h 42m

$685

OntarioPapeete

ONT - PPT

ONTPPT

Ontario

Fri 4/25

8:10 am-4:50 am

1 stop23h 40m

Papeete Faaa

Thu 5/8

7:00 am-10:02 am

1 stop24h 02m

$776

OntarioBrisbane

ONT - BNE

ONTBNE

Ontario

Sat 3/22

6:45 pm-6:30 am

1 stop18h 45m

Brisbane

Fri 4/4

10:30 am-11:05 am

1 stop17h 35m

$823

OntarioSydney

ONT - SYD

ONTSYD

Ontario

Wed 4/9

9:45 am-2:40 pm

1 stop35h 55m

Sydney Kingsford Smith

Thu 4/24

4:20 pm-9:50 pm

1 stop22h 30m

$863

OntarioRarotonga

ONT - RAR

ONTRAR

Ontario

Sat 8/23

7:00 am-10:55 pm

2 stops18h 55m

Rarotonga

Sun 9/7

1:05 pm-3:12 pm

2 stops23h 07m

$950

OntarioSydney

ONT - SYD

ONTSYD

Ontario

Wed 4/9

12:50 pm-7:05 am

2 stops25h 15m

Sydney Kingsford Smith

Thu 4/24

9:10 am-3:59 pm

2 stops23h 49m

$972

OntarioPapeete

ONT - PPT

ONTPPT

Ontario

Sun 4/6

6:00 am-6:55 pm

1 stop15h 55m

Papeete Faaa

Fri 4/11

9:10 pm-8:21 pm

1 stop20h 11m

$1,018

OntarioAuckland

ONT - AKL

ONTAKL

Ontario

Mon 4/7

9:45 am-9:20 pm

1 stop16h 35m

Auckland Intl

Tue 4/22

11:30 pm-9:50 pm

1 stop17h 20m

$1,039

OntarioSydney

ONT - SYD

ONTSYD

Ontario

Tue 4/1

3:55 pm-7:55 am

1 stop22h 00m

Sydney Kingsford Smith

Thu 5/1

10:20 am-12:24 pm

1 stop19h 04m

$1,053

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/7

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to South Pacific

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

Travel insights for flights from Ontario to South Pacific

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

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

Currently, February is the cheapest month in which you can book a flight from Ontario to South Pacific (average of $1,051). Flying from Ontario to South Pacific in December is currently the most expensive (average of $1,643). 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 ONT to SP?

Find hourly flight availability from Ontario to South Pacific. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 8, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to South Pacific as you normally would.

Rainfall in South Pacific by month

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

In terms of precipitation, rainfall in South Pacific ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit South Pacific when rainfall is around 2.0 in.

Temperature in South Pacific by month

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

If weather is an important factor for your trip to South Pacific, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing South Pacific

Get insights into the airlines that provide service to South Pacific. 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 South Pacific. Reviews last updated March 8, 2025.
Japan Airlines
8.3
Very good
1,439 reviews

Boarding

8.4

Overall

8.3

Entertainment

7.8

Comfort

8.2

Food

7.7

Crew

8.7

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
1,439 reviews
Japan Airlines
8.3
Very good
1,439 reviews

Boarding

8.4

Overall

8.3

Entertainment

7.8

Comfort

8.2

Food

7.7

Crew

8.7

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
724 reviews
Japan Airlines
8.3
Very good
1,439 reviews

Boarding

8.4

Overall

8.3

Entertainment

7.8

Comfort

8.2

Food

7.7

Crew

8.7

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.

Alaska Airlines
8.0
Very good
9,716 reviews
Japan Airlines
8.3
Very good
1,439 reviews

Boarding

8.4

Overall

8.3

Entertainment

7.8

Comfort

8.2

Food

7.7

Crew

8.7

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.

Delta
8.0
Very good
8,024 reviews
Japan Airlines
8.3
Very good
1,439 reviews

Boarding

8.4

Overall

8.3

Entertainment

7.8

Comfort

8.2

Food

7.7

Crew

8.7

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
1,439 reviews

Boarding

8.4

Overall

8.3

Entertainment

7.8

Comfort

8.2

Food

7.7

Crew

8.7

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 Ontario to South Pacific. 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 from for flights from Ontario to South Pacific?

    Most people fly from Ontario (ONT) if they book a flight from Ontario to South Pacific. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

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

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $356. United Airlines flights start at $424 while deals on American Airlines start at $467 one-way.

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

    The most popular flight routes from Ontario to South Pacific are Ontario - Sydney Kingsford Smith, Ontario - Auckland Intl and Ontario - Papeete Faaa.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to South Pacific 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 Ontario to South Pacific?

    Currently, February is the cheapest month in which you can book a flight from Ontario to South Pacific (average of $1,051). Flying from Ontario to South Pacific in December is currently the most expensive (average of $1,643). 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 Ontario to South Pacific

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Ontario to South Pacific

Discover the top 4 airlines that operate flights from Ontario to South Pacific. 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 March 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
Fiji AirwaysCheapest$732Average$855FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$909Average$1,653FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$1,035Average$1,062FlexibilityNo cancel feeOn-time85%
Qantas AirwaysCheapest$1,042Average$1,087FlexibilityNo cancel feeOn-time74%
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