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$900+ 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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
— ONT
22 Aug — 29 Aug1
1 adult
1 adult, Economy, 0 bags

Flights to Ontario in 2026

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 23 July 2026.

Mon 3/813:50
AKL
-
ONT
1 stop27h 47m
United Airlines
Sun 16/806:08
ONT
-
AKL
1 stop28h 52m
United Airlines
Deal found 21/7$1,775
Wed 12/819:50
AKL
-
ONT
1 stop35h 22m
United Airlines
Wed 19/813:56
ONT
-
AKL
1 stop21h 04m
United Airlines
Deal found 21/7$1,778
Mon 10/813:50
AKL
-
ONT
1 stop17h 22m
United Airlines
Tue 18/809:01
ONT
-
AKL
1 stop25h 59m
United Airlines
Deal found 21/7$1,780
Thu 15/1014:50
AKL
-
ONT
1 stop15h 33m
United Airlines
Thu 15/1013:52
ONT
-
AKL
2 stops31h 53m
United Airlines
Deal found 22/7$1,799
Fri 7/819:50
AKL
-
ONT
1 stop21h 47m
United Airlines
Wed 19/806:08
ONT
-
AKL
1 stop28h 52m
United Airlines
Deal found 21/7$1,809
Wed 14/1007:00
AKL
-
ONT
2 stops35h 59m
United Airlines
Thu 22/1013:52
ONT
-
AKL
2 stops31h 53m
United Airlines
Deal found 22/7$1,816
Fri 7/807:00
AKL
-
ONT
2 stops29h 54m
United Airlines
Tue 18/813:56
ONT
-
AKL
1 stop22h 14m
United Airlines
Deal found 21/7$1,818
Fri 7/819:50
AKL
-
ONT
1 stop21h 47m
United Airlines
Fri 14/813:56
ONT
-
AKL
1 stop21h 04m
United Airlines
Deal found 22/7$1,838
Fri 7/819:50
AKL
-
ONT
1 stop21h 47m
United Airlines
Thu 20/806:08
ONT
-
AKL
1 stop30h 02m
United Airlines
Deal found 21/7$1,840

Find flight deals to Ontario

Find the latest flights to Ontario in 2026, 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 23 July 2026.

Return from

$1,301

One-way from

$904

Popular in

June

Cheapest in

March

Average price

$1,728
Fiji Airways
  • Fiji Airways
  • 21/9-21/9
  • 2 total stops
  • 35h 55m total
  • Auckland to Los Angeles
Search Deals
1/9
  • 1/9
  • 2 total stops
  • 24h 57m total
  • Auckland to Ontario
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($133 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($25 potential savings vs. average return price).
Search Deals
Average for return flights in July 2026
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 23 July 2026.
Use the filters below to find and compare flights to Ontario that are best for you.

Fly from

Route

Departure

Return

Price

Cheapest return flight

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Wed 18/11

15:50-17:55

1 stop23h 05m

Ontario

Sun 29/11

09:00-09:10

1 stop27h 10m

$1,778

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Wed 12/8

19:50-20:01

1 stop19h 11m

Ontario

Wed 19/8

06:08-20:35

2 stops43h 27m

$1,778

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Wed 5/8

07:00-17:54

2 stops29h 54m

Ontario

Wed 2/9

13:56-06:00

1 stop21h 04m

$1,787

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Sun 11/10

19:50-12:18

1 stop36h 28m

Ontario

Sun 18/10

06:07-06:00

1 stop27h 53m

$1,809

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Thu 27/8

13:50-22:59

1 stop28h 09m

Ontario

Sat 19/9

06:08-00:35

2 stops47h 27m

$1,971
Fastest return journey

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Mon 3/8

13:50-12:12

1 stop17h 22m

Ontario

Sun 16/8

19:13-06:00

1 stop15h 47m

$2,490

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Mon 31/8

13:50-20:01

1 stop25h 11m

Ontario

Sun 13/9

19:13-06:00

1 stop15h 47m

$2,490

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Tue 18/8

19:50-12:12

1 stop35h 22m

Ontario

Fri 4/9

13:56-17:25

2 stops32h 29m

$2,519

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Sun 17/1

15:50-12:20

1 stop17h 30m

Ontario

Sun 31/1

18:53-09:10

1 stop17h 17m

$2,522
Cheapest one-way

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Tue 1/9

19:50-20:01

1 stop19h 11m

$905

Flights are sorted by cheapest return flights first.

Deals found on 20/7

Showing 1-10 of 19 resultsSorted by cheapest first
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 33 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 33 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 flights to Ontario
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Economy Class flights to Ontario

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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