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$1,270+ 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 30/7. Fares are subject to change and may not be available on all flights or dates of travel.
— ONT
5 Jul — 12 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 5 June 2026.

Thu 19/1120:50
AKL
-
ONT
2 stops41h 00m
China Airlines
Mon 30/1122:50
ONT
-
AKL
2 stops47h 20m
China Airlines
Deal found 4/6$2,312
Tue 3/1120:50
AKL
-
ONT
2 stops41h 00m
China Airlines
Tue 10/1122:50
ONT
-
AKL
2 stops47h 20m
China Airlines
Deal found 3/6$2,329
Tue 3/1120:50
AKL
-
ONT
2 stops41h 00m
China Airlines
Thu 19/1122:50
ONT
-
AKL
2 stops47h 20m
China Airlines
Deal found 3/6$2,435
Thu 23/713:50
AKL
-
ONT
1 stop17h 22m
Air New Zealand
Tue 25/813:56
ONT
-
AKL
1 stop22h 14m
Air New Zealand
Deal found 4/6$2,479
Thu 23/713:50
AKL
-
ONT
1 stop17h 22m
United Airlines
Sun 2/806:00
ONT
-
AKL
2 stops40h 25m
United Airlines
Deal found 4/6$2,486
Thu 3/913:50
AKL
-
ONT
1 stop23h 21m
United Airlines
Mon 7/913:56
ONT
-
AKL
2 stops32h 29m
United Airlines
Deal found 2/6$2,503
Wed 2/1213:20
AKL
-
ONT
1 stop19h 33m
American Airlines
Fri 11/1214:56
ONT
-
AKL
1 stop21h 29m
American Airlines
Deal found 3/6$2,513
Fri 20/1115:50
AKL
-
ONT
1 stop17h 30m
United Airlines
Mon 30/1118:53
ONT
-
AKL
1 stop17h 17m
United Airlines
Deal found 4/6$2,516
Thu 18/613:50
AKL
-
ONT
1 stop23h 06m
United Airlines
Sun 21/618:39
ONT
-
AKL
2 stops25h 26m
United Airlines
Deal found 30/5$2,526

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 5 June 2026.

Return from

$1,355

One-way from

$1,076

Popular in

July

Cheapest in

February

Average price

$1,672
Fiji Airways
  • Fiji Airways
  • 21/8-28/8
  • 2 total stops
  • 46h 25m total
  • Auckland to Los Angeles
Search Deals
19/11
  • 19/11
  • 1 total stop
  • 19h 02m total
  • Auckland to Ontario
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($175 potential increase over avg. return 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 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 5 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

Thu 18/6

13:50-17:56

1 stop23h 06m

Ontario

Sun 21/6

18:39-15:05

2 stops25h 26m

$2,526

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Thu 18/6

13:50-12:12

1 stop17h 22m

Ontario

Thu 25/6

13:50-07:10

1 stop22h 20m

$2,538

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Mon 22/6

13:50-12:12

1 stop17h 22m

Ontario

Tue 30/6

16:20-07:10

1 stop19h 50m

$2,571

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Thu 25/6

13:50-22:37

1 stop27h 47m

Ontario

Fri 28/8

06:00-17:45

2 stops40h 45m

$2,607
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

$2,624

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Sat 20/6

13:50-12:12

1 stop17h 22m

Ontario

Sun 28/6

13:50-06:00

1 stop21h 10m

$2,833

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Tue 16/6

19:50-22:37

1 stop21h 47m

Ontario

Tue 23/6

06:00-07:10

1 stop30h 10m

$2,833

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Thu 23/7

13:50-12:12

1 stop17h 22m

Ontario

Wed 5/8

18:39-06:00

1 stop16h 21m

$2,848

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Sun 26/7

13:40-18:40

2 stops48h 00m

Ontario

Sat 22/8

00:45-18:00

2 stops46h 15m

$2,891

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Thu 30/7

19:30-18:40

2 stops42h 10m

Ontario

Thu 27/8

00:45-18:00

2 stops46h 15m

$2,918

Flights are sorted by cheapest return flights first.

Deals found on 31/5

Showing 1-10 of 18 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 17 hours 22 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 (17 hours 22 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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