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$735+ Cheap flights to Ontario

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 24/1. Fares are subject to change and may not be available on all flights or dates of travel.
— ONT
31 Aug — 7 Sep1
1 adult

Flights to Ontario in 2025

Find the latest flights to Ontario in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 134,765 searches and data was last updated on 26 August 2025.

Return from

$1,192

One-way from

$735

Popular in

July

Cheapest in

February

Average price

$1,535
Fiji Airways
  • Fiji Airways
  • 2/9-17/9
  • 2 total stops
  • 35h 30m total
  • Auckland to Los Angeles
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Alaska Airlines
  • Alaska Airlines
  • 24/1
  • 1 total stop
  • 19h 25m total
  • Auckland to Ontario
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Highest demand for flights based on searches. 8% potential increase in price ($247 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease ($33 potential savings vs. average return price).
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Average for return flights in August 2025
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Find flight deals to Ontario

Cheapest flights to Ontario
Explore the most affordable flight options available to Ontario. Find the lowest fares based on data from user searches, with prices last updated on 26 August 2025.

Wed 5/1108:55AKL - ONT
2 stops29h 39mUnited Airlines
Sat 15/1118:38ONT - AKL
1 stop38h 07mUnited Airlines
Deal found 24/8$1,709
Sat 11/1014:50AKL - ONT
1 stop28h 02mUnited Airlines
Sun 26/1018:38ONT - AKL
1 stop17h 32mUnited Airlines
Deal found 24/8$1,733
Tue 4/1120:50AKL - ONT
2 stops41h 00mChina Airlines
Tue 25/1122:50ONT - AKL
2 stops47h 20mChina Airlines
Deal found 25/8$1,757
Wed 3/915:30AKL - ONT
2 stops48h 03mUnited Airlines
Tue 16/906:00ONT - AKL
1 stop30h 10mUnited Airlines
Deal found 24/8$1,871
Thu 11/913:50AKL - ONT
1 stop25h 43mUnited Airlines
Thu 18/918:50ONT - AKL
2 stops34h 45mUnited Airlines
Deal found 24/8$1,997
Tue 4/1115:50AKL - ONT
1 stop17h 47mUnited Airlines
Tue 25/1118:38ONT - AKL
1 stop17h 32mUnited Airlines
Deal found 25/8$2,120
Mon 8/913:50AKL - ONT
1 stop17h 23mUnited Airlines
Mon 15/918:50ONT - AKL
2 stops25h 15mUnited Airlines
Deal found 26/8$2,129
Thu 11/919:30AKL - ONT
2 stops42h 10mChina Airlines
Sat 13/900:45ONT - AKL
2 stops46h 15mChina Airlines
Deal found 26/8$2,178

Cheapflights Fare Finder

 
Locate flights to Ontario that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 134,765 searches and data was last updated on 26 August 2025.
Use the filters below to find and compare flights to Ontario that are best for you.

Fly from

Auckland

Route

Departure

Return

Price

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Tue 10/2

23:30-21:55

1 stop19h 25m

Ontario

Thu 19/2

09:50-21:20

1 stop38h 30m

$1,523

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Thu 12/2

23:30-21:55

1 stop19h 25m

Ontario

Thu 19/2

09:50-21:20

1 stop38h 30m

$1,523

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Sat 14/2

23:30-21:55

1 stop19h 25m

Ontario

Thu 19/2

09:50-21:20

1 stop38h 30m

$1,523

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Fri 13/2

13:20-13:44

1 stop21h 24m

Ontario

Sun 22/2

15:05-09:10

1 stop21h 05m

$1,663

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Tue 7/10

19:45-22:52

1 stop23h 07m

Ontario

Tue 14/10

09:36-00:35

2 stops42h 59m

$1,709

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Wed 5/11

08:55-17:34

2 stops29h 39m

Ontario

Sat 15/11

18:38-05:45

1 stop38h 07m

$1,709

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Sat 11/10

14:50-22:52

1 stop28h 02m

Ontario

Sun 26/10

18:38-08:10

1 stop17h 32m

$1,733

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Thu 11/9

13:50-17:37

1 stop22h 47m

Ontario

Thu 18/9

06:00-07:10

1 stop30h 10m

$1,738

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Fri 13/2

09:20-20:45

2 stops32h 25m

Ontario

Sun 22/2

10:40-22:25

2 stops38h 45m

$1,738

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Sat 24/1

23:30-21:55

1 stop19h 25m

$735

Flights are sorted by cheapest return flights first.

Deals found on 24/8

Showing 1-10 of 20 results
1
2

Best time to book a flight to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario with our price prediction graph.
Estimated return 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.

Cheapflights Insights

Everything you need to know about your flight to Ontario

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 3.0 - 86.0 mm per month. February is typically the wettest month, when rainfall can reach 86.0 mm. June is typically the driest time to visit Ontario when rainfall is around 3.0 mm.

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 26.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 12.0 C).

How long is the flight to Ontario?

On average, a flight from Auckland to Ontario takes 15 hours 9 minutes. Flights to Ontario from other popular cities in New Zealand will vary in length. Below are a few examples of popular routes and their flight times.

FAQs about flying to Ontario

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

    Most people fly into Ontario (ONT) if they book a flight to Ontario. Ontario is conveniently located just 4.9 km from Ontario’s city centre.

  • Can I find cheaper flights to Ontario if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Ontario on Cheapflights that require 1 or 2 stops for potential cost savings.

  • Where does the fastest flight to Ontario depart from?

    For those looking to save time traveling to Ontario, Auckland Intl offers the quickest one-way flight (15 hours 9 minutes).

  • Does Ontario have rental cars?

    Yes. Those touching down at Ontario can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Ontario?

    Yes. Ontario has hotels nearby for those requiring accommodations. Delta Hotels by Marriott Ontario Airport is the closest property to Ontario (0.0 km away from Ontario).

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights to Ontario?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights to Ontario. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets to Ontario?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ontario.

Can Cheapflights find flights to Ontario with no change fees?

Need flexible booking options for your flight to Ontario ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights to Ontario become cheaper?

Yes, Cheapflights offers price alerts on Ontario flights so you can book your flight when prices are ideal. Enable price alerts by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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