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$153+ Direct flights from 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 6/1. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ONT — AKL
13 Jan — 20 Jan1
1 adult
1 adult, Economy, 0 bags

Direct flights from Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Ontario
Explore the most affordable flight options available from Ontario. Find the lowest fares based on data from user searches, with prices last updated on 14 December 2025.

Tue 17/307:00ONT - PDX
Nonstop2h 28mAlaska Airlines
Tue 24/317:55PDX - ONT
Nonstop2h 18mAlaska Airlines
Deal found 12/12$289
Tue 20/117:59ONT - PDX
Nonstop2h 27mAlaska Airlines
Sat 31/114:43PDX - ONT
Nonstop2h 20mAlaska Airlines
Deal found 13/12$294
Thu 22/107:00ONT - PDX
Nonstop2h 33mAlaska Airlines
Mon 26/110:46PDX - ONT
Nonstop2h 20mAlaska Airlines
Deal found 12/12$305
Thu 19/307:00ONT - PDX
Nonstop2h 24mAlaska Airlines
Wed 25/317:55PDX - ONT
Nonstop2h 18mAlaska Airlines
Deal found 12/12$324
Tue 20/117:59ONT - PDX
Nonstop2h 27mAlaska Airlines
Thu 29/114:43PDX - ONT
Nonstop2h 20mAlaska Airlines
Deal found 13/12$329
Sun 11/117:59ONT - PDX
Nonstop2h 27mAlaska Airlines
Tue 13/110:46PDX - ONT
Nonstop2h 20mAlaska Airlines
Deal found 11/12$339
Mon 19/107:00ONT - PDX
Nonstop2h 33mAlaska Airlines
Tue 3/214:43PDX - ONT
Nonstop2h 20mAlaska Airlines
Deal found 13/12$350
Sun 1/207:00ONT - PDX
Nonstop2h 33mAlaska Airlines
Mon 2/210:46PDX - ONT
Nonstop2h 20mAlaska Airlines
Deal found 14/12$374
Mon 19/107:00ONT - PDX
Nonstop2h 33mAlaska Airlines
Fri 30/114:43PDX - ONT
Nonstop2h 20mAlaska Airlines
Deal found 13/12$384
Sat 21/307:00ONT - PDX
Nonstop2h 24mAlaska Airlines
Thu 26/317:55PDX - ONT
Nonstop2h 18mAlaska Airlines
Deal found 14/12$403
Fri 8/518:00ONT - PDX
Nonstop2h 22mAlaska Airlines
Mon 11/507:45PDX - ONT
Nonstop2h 18mAlaska Airlines
Deal found 14/12$408
Tue 24/307:00ONT - PDX
Nonstop2h 24mAlaska Airlines
Thu 26/317:55PDX - ONT
Nonstop2h 18mAlaska Airlines
Deal found 13/12$412

Find direct flights from Ontario within your budget

 
Use the slider to find direct flights from Ontario within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 134,765 searches. This data was last updated on 14 December 2025.

Fly to

Auckland

Route

Departure

Return

Price

OntarioPortland

ONT - PDX

ONTPDX

Ontario

Mon 16/2

07:00-09:28

Nonstop2h 28m

Portland

Sun 22/2

21:30-23:52

Nonstop2h 22m

$305

OntarioPortland

ONT - PDX

ONTPDX

Ontario

Thu 22/1

17:59-20:26

Nonstop2h 27m

Portland

Mon 2/2

10:46-13:06

Nonstop2h 20m

$305

OntarioPortland

ONT - PDX

ONTPDX

Ontario

Thu 8/1

13:46-16:20

Nonstop2h 34m

Portland

Thu 15/1

14:43-17:03

Nonstop2h 20m

$305

OntarioPortland

ONT - PDX

ONTPDX

Ontario

Fri 9/1

17:59-20:26

Nonstop2h 27m

Portland

Sun 18/1

10:46-13:06

Nonstop2h 20m

$305

OntarioPortland

ONT - PDX

ONTPDX

Ontario

Fri 13/3

18:08-20:33

Nonstop2h 25m

Portland

Sun 15/3

21:30-23:52

Nonstop2h 22m

$305

OntarioPortland

ONT - PDX

ONTPDX

Ontario

Fri 6/2

17:59-20:26

Nonstop2h 27m

Portland

Mon 9/2

17:50-20:10

Nonstop2h 20m

$305

OntarioPortland

ONT - PDX

ONTPDX

Ontario

Fri 23/1

13:46-16:20

Nonstop2h 34m

Portland

Sun 25/1

10:46-13:06

Nonstop2h 20m

$305

OntarioPortland

ONT - PDX

ONTPDX

Ontario

Fri 6/3

07:00-09:28

Nonstop2h 28m

Portland

Mon 9/3

14:50-17:14

Nonstop2h 24m

$305

OntarioPortland

ONT - PDX

ONTPDX

Ontario

Fri 9/1

17:59-20:26

Nonstop2h 27m

Portland

Mon 12/1

14:43-17:03

Nonstop2h 20m

$305

OntarioPortland

ONT - PDX

ONTPDX

Ontario

Thu 15/1

07:00-09:33

Nonstop2h 33m

Portland

Sun 18/1

10:46-13:06

Nonstop2h 20m

$305

Flights are sorted by cheapest return flights first.

Deals found on 11/12

Showing 1-10 of 20 results
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Best time to book a flight from Ontario

Have a flexible travel schedule? Discover the best time to fly from 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.

Related info for your journey

Access useful and relevant information related to your journey from Ontario. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 14 December 2025.

  • Where can you fly direct from Ontario?

    Currently, the most popular direct flight destination from Ontario is Phoenix Sky Harbor Intl Airport.

  • What is the best time of year to fly direct from Ontario?

    If you're seeking the lowest price on a direct flight from Ontario, September is worth consideration as prices are at their lowest, on average. In terms of the number of daily non-stop flights, August offers travelers the most options.

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