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$1,242+ 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 18/5. Fares are subject to change and may not be available on all flights or dates of travel.
— ONT
1 Jun — 8 Jun1
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 2 May 2026.

Thu 21/519:30
AKL
-
ONT
2 stops41h 30m
China Airlines
Tue 2/600:10
ONT
-
AKL
2 stops46h 50m
China Airlines
Deal found 1/5$2,282
Thu 20/813:50
AKL
-
ONT
1 stop17h 22m
United Airlines
Tue 10/1118:53
ONT
-
AKL
1 stop17h 17m
United Airlines
Deal found 30/4$2,458
Wed 11/1115:50
AKL
-
ONT
1 stop17h 30m
United Airlines
Tue 17/1118:53
ONT
-
AKL
1 stop17h 17m
United Airlines
Deal found 1/5$2,465
Wed 29/719:50
AKL
-
ONT
1 stop21h 47m
United Airlines
Sun 23/806:00
ONT
-
AKL
1 stop29h 00m
United Airlines
Deal found 27/4$2,472
Thu 5/1109:20
AKL
-
ONT
2 stops21h 37m
United Airlines
Sun 8/1111:20
ONT
-
AKL
1 stop24h 50m
United Airlines
Deal found 28/4$2,473
Tue 23/607:00
AKL
-
ONT
2 stops34h 37m
United Airlines
Tue 21/713:50
ONT
-
AKL
1 stop22h 20m
United Airlines
Deal found 27/4$2,479
Wed 19/807:00
AKL
-
ONT
2 stops24h 12m
United Airlines
Wed 19/819:13
ONT
-
AKL
2 stops27h 32m
United Airlines
Deal found 29/4$2,482
Sat 15/813:50
AKL
-
ONT
1 stop17h 22m
United Airlines
Sun 15/1118:53
ONT
-
AKL
1 stop17h 17m
United Airlines
Deal found 30/4$2,489
Wed 11/1115:50
AKL
-
ONT
1 stop17h 30m
United Airlines
Fri 20/1113:33
ONT
-
AKL
1 stop19h 12m
United Airlines
Deal found 1/5$2,495
Sun 26/719:50
AKL
-
ONT
1 stop35h 22m
United Airlines
Sun 30/806:00
ONT
-
AKL
1 stop29h 00m
United Airlines
Deal found 27/4$2,501
Mon 3/813:50
AKL
-
ONT
1 stop17h 22m
United Airlines
Sat 15/819:13
ONT
-
AKL
1 stop16h 57m
United Airlines
Deal found 29/4$2,504

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 2 May 2026.

Return from

$1,162

One-way from

$1,242

Popular in

June

Cheapest in

February

Average price

$1,394
Fiji Airways
  • Fiji Airways
  • 12/5-16/5
  • 2 total stops
  • 35h 55m total
  • Auckland to Los Angeles
Search Deals
United Airlines
  • United Airlines
  • 18/5
  • 1 total stop
  • 17h 02m total
  • Auckland to Ontario
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($129 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 May 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 2 May 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 6/8

13:50-12:12

1 stop17h 22m

Ontario

Thu 13/8

19:13-07:10

1 stop16h 57m

$2,504

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Thu 15/10

14:50-12:12

1 stop17h 22m

Ontario

Sun 15/11

18:53-09:10

1 stop17h 17m

$2,507

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Wed 27/5

19:50-22:37

1 stop21h 47m

Ontario

Wed 3/6

06:00-17:45

2 stops40h 45m

$2,518
Fastest return journey

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Sat 22/8

13:50-12:12

1 stop17h 22m

Ontario

Mon 24/8

19:13-06:00

1 stop15h 47m

$2,595

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Thu 11/6

13:50-12:12

1 stop17h 22m

Ontario

Mon 13/7

13:50-06:00

1 stop21h 10m

$2,629

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Mon 15/6

13:50-12:12

1 stop17h 22m

Ontario

Mon 13/7

13:50-06:00

1 stop21h 10m

$2,629

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Wed 17/6

19:50-22:37

1 stop21h 47m

Ontario

Mon 13/7

06:00-06:00

1 stop29h 00m

$2,678

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Mon 22/6

13:50-22:37

1 stop27h 47m

Ontario

Thu 23/7

06:00-07:10

1 stop30h 10m

$2,678

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Thu 21/5

13:50-12:12

1 stop17h 22m

Ontario

Wed 3/6

18:39-06:00

1 stop16h 21m

$2,700

AucklandOntario

AKL - ONT

AKLONT

Auckland Intl

Tue 18/8

13:40-18:40

2 stops48h 00m

Ontario

Fri 13/11

22:50-00:25

2 stops52h 35m

$2,850

Flights are sorted by cheapest return flights first.

Deals found on 27/4

Showing 1-10 of 19 resultsSorted by cheapest first
1
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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 16 hours 57 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 (16 hours 57 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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