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$729+ 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 15/1. Fares are subject to change and may not be available on all flights or dates of travel.
— ONT
5 Jan — 12 Jan1
1 adult
1 adult, Economy, 0 bags

Flights to Ontario in 2025

Enter your travel dates to find the best prices.

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 6 December 2025.

Thu 25/1223:30AKL - ONT
1 stop19h 38mHawaiian Airlines
Fri 2/108:00ONT - AKL
1 stop16h 20mHawaiian Airlines
Deal found 5/12$1,663
Sat 20/1223:30AKL - ONT
1 stop19h 38mHawaiian Airlines
Wed 24/1208:00ONT - AKL
1 stop16h 20mHawaiian Airlines
Deal found 4/12$1,819
Thu 11/1223:30AKL - ONT
1 stop17h 53mAlaska Airlines
Mon 15/1207:00ONT - AKL
1 stop17h 20mAlaska Airlines
Deal found 5/12$2,125
Sat 20/1223:30AKL - ONT
1 stop19h 38mAlaska Airlines
Tue 23/1207:00ONT - AKL
2 stops41h 20mAlaska Airlines
Deal found 5/12$2,168
Wed 10/1215:50AKL - ONT
1 stop22h 47mUnited Airlines
Tue 23/1218:39ONT - AKL
1 stop17h 31mUnited Airlines
Deal found 4/12$2,217
Thu 25/1223:30AKL - ONT
1 stop19h 38mAlaska Airlines
Fri 2/108:00ONT - AKL
1 stop16h 20mAlaska Airlines
Deal found 4/12$2,218
Mon 15/1213:20AKL - ONT
1 stop19h 33mAmerican Airlines
Mon 22/1214:42ONT - AKL
1 stop21h 28mAmerican Airlines
Deal found 5/12$2,300
Mon 22/1213:20AKL - ONT
1 stop19h 33mAmerican Airlines
Mon 5/114:49ONT - AKL
1 stop21h 21mAmerican Airlines
Deal found 6/12$2,301
Sat 6/1215:50AKL - ONT
1 stop27h 59mUnited Airlines
Sat 13/1218:41ONT - AKL
1 stop38h 04mUnited Airlines
Deal found 5/12$2,305
Tue 23/1215:50AKL - ONT
1 stop15h 11mUnited Airlines
Sun 4/110:42ONT - AKL
1 stop25h 28mUnited Airlines
Deal found 3/12$2,315
Fri 19/1213:20AKL - ONT
1 stop19h 33mAmerican Airlines
Mon 22/1214:42ONT - AKL
1 stop21h 28mAmerican Airlines
Deal found 5/12$2,329

Find flight deals to Ontario

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 6 December 2025.

Return from

$1,144

One-way from

$729

Popular in

April

Cheapest in

February

Average price

$1,675
Air Canada
  • Air Canada
  • 3/2-17/2
  • 4 total stops
  • 52h 43m total
  • Auckland to Los Angeles
Search Deals
Hawaiian Airlines
  • Hawaiian Airlines
  • 15/1
  • 1 total stop
  • 19h 58m total
  • Auckland to Ontario
Search Deals
Highest demand for flights based on searches. 1% potential increase in price.
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($23 potential savings vs. average return price).
Search Deals
Average for return flights in December 2025
Search Deals

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 6 December 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

Thu 26/3

23:30-21:55

1 stop18h 25m

Ontario

Wed 8/4

09:50-21:20

1 stop16h 30m

$1,708

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Thu 26/3

23:30-21:55

1 stop18h 25m

Ontario

Fri 10/4

09:50-21:20

1 stop16h 30m

$1,708

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Tue 24/3

23:30-21:55

1 stop18h 25m

Ontario

Mon 6/4

09:50-21:20

1 stop16h 30m

$1,710

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Tue 24/3

23:30-21:55

1 stop18h 25m

Ontario

Wed 8/4

09:50-21:20

1 stop16h 30m

$1,710

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Thu 26/3

23:30-21:55

1 stop18h 25m

Ontario

Mon 6/4

09:50-21:20

1 stop16h 30m

$1,710

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Tue 5/5

19:30-18:00

2 stops41h 30m

Ontario

Mon 25/5

00:10-18:00

2 stops46h 50m

$1,784

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Sat 28/3

23:30-21:55

1 stop18h 25m

Ontario

Fri 10/4

09:50-21:20

1 stop16h 30m

$1,839

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Sat 28/3

23:30-21:55

1 stop18h 25m

Ontario

Wed 8/4

09:50-21:20

1 stop16h 30m

$1,839

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Sun 22/3

20:50-17:50

2 stops41h 00m

Ontario

Sat 4/4

00:10-18:00

2 stops46h 50m

$2,096

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Sat 28/2

23:30-22:15

1 stop19h 45m

$784

Flights are sorted by cheapest return flights first.

Deals found on 4/12

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 11 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 11 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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Search flights to Ontario by cabin class

Find flights to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
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Prem Econ Class
Economy class

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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