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$898+ 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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
— ONT
11 Jul — 18 Jul1
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 11 June 2026.

Thu 30/713:50
AKL
-
ONT
1 stop27h 47m
United Airlines
Mon 26/1018:53
ONT
-
AKL
2 stops26h 52m
United Airlines
Deal found 10/6$1,767
Mon 27/719:50
AKL
-
ONT
1 stop35h 22m
United Airlines
Mon 24/819:13
ONT
-
AKL
2 stops34h 22m
United Airlines
Deal found 10/6$1,770
Tue 28/707:00
AKL
-
ONT
2 stops24h 12m
United Airlines
Wed 28/1013:33
ONT
-
AKL
1 stop22h 37m
United Airlines
Deal found 10/6$1,775
Tue 28/707:00
AKL
-
ONT
2 stops27h 29m
United Airlines
Wed 26/813:56
ONT
-
AKL
1 stop21h 04m
United Airlines
Deal found 10/6$1,779
Mon 27/713:50
AKL
-
ONT
1 stop23h 04m
United Airlines
Fri 23/1006:00
ONT
-
AKL
1 stop28h 00m
United Airlines
Deal found 10/6$1,798
Mon 27/713:50
AKL
-
ONT
1 stop17h 22m
United Airlines
Sat 22/813:56
ONT
-
AKL
1 stop22h 14m
United Airlines
Deal found 10/6$1,801
Sat 1/807:00
AKL
-
ONT
2 stops30h 33m
United Airlines
Mon 26/1018:53
ONT
-
AKL
1 stop17h 17m
United Airlines
Deal found 10/6$1,805
Tue 28/707:00
AKL
-
ONT
2 stops24h 12m
United Airlines
Thu 20/806:00
ONT
-
AKL
1 stop30h 10m
United Airlines
Deal found 10/6$1,808
Sat 1/807:00
AKL
-
ONT
2 stops30h 33m
United Airlines
Sat 24/1013:52
ONT
-
AKL
1 stop22h 18m
United Airlines
Deal found 10/6$1,836
Thu 20/813:50
AKL
-
ONT
1 stop28h 09m
United Airlines
Sat 29/811:00
ONT
-
AKL
1 stop25h 10m
United Airlines
Deal found 10/6$1,901
Thu 18/613:50
AKL
-
ONT
1 stop17h 22m
United Airlines
Sat 4/706:00
ONT
-
AKL
1 stop30h 10m
United Airlines
Deal found 10/6$2,155

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 11 June 2026.

Return from

$1,354

One-way from

$898

Popular in

June

Cheapest in

February

Average price

$1,798
Delta
  • Delta
  • 8/11-22/11
  • Nonstop
  • 25h 30m total
  • Auckland to Los Angeles
Search Deals
United Airlines
  • United Airlines
  • 9/7
  • 1 total stop
  • 23h 04m total
  • Auckland to Ontario
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($154 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($30 potential savings vs. average return price).
Search Deals
Average for return flights in June 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 11 June 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

Tue 28/7

19:50-22:37

1 stop21h 47m

Ontario

Wed 28/10

13:33-08:10

1 stop22h 37m

$1,767

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Tue 18/8

19:50-18:11

1 stop17h 21m

Ontario

Wed 26/8

13:56-06:00

1 stop21h 04m

$2,474
Fastest return journey

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Mon 27/7

13:50-12:12

1 stop17h 22m

Ontario

Sun 23/8

19:13-06:00

1 stop15h 47m

$2,493

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Thu 9/7

13:50-12:12

1 stop17h 22m

Ontario

Sat 25/7

06:00-07:10

1 stop30h 10m

$2,617

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Fri 16/10

20:30-18:00

2 stops41h 30m

Ontario

Mon 26/10

23:50-19:10

2 stops47h 20m

$2,634

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Wed 1/7

07:00-22:37

2 stops34h 37m

Ontario

Wed 8/7

13:50-06:00

1 stop21h 10m

$2,737

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Wed 1/7

07:00-22:37

2 stops34h 37m

Ontario

Sat 4/7

13:50-07:10

1 stop22h 20m

$2,787

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Tue 30/6

07:00-12:12

2 stops24h 12m

Ontario

Tue 7/7

13:50-00:35

2 stops39h 45m

$2,789

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Mon 27/7

06:45-18:40

2 stops54h 55m

Ontario

Mon 19/10

00:10-19:00

2 stops46h 50m

$2,819

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Sun 2/8

19:30-18:40

2 stops42h 10m

Ontario

Sat 24/10

23:50-19:10

2 stops47h 20m

$2,904

Flights are sorted by cheapest return flights first.

Deals found on 10/6

Showing 1-10 of 20 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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