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$164+ 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 12/5. 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
15 Mar — 22 Mar1
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 13 February 2026.

Sat 4/407:00
ONT
-
PDX
Nonstop2h 28m
Alaska Airlines
Wed 8/417:58
PDX
-
ONT
Nonstop2h 25m
Alaska Airlines
Deal found 12/2$259
Wed 4/307:00
ONT
-
PDX
Nonstop2h 28m
Alaska Airlines
Sun 8/321:30
PDX
-
ONT
Nonstop2h 22m
Alaska Airlines
Deal found 10/2$276
Fri 6/318:08
ONT
-
PDX
Nonstop2h 25m
Alaska Airlines
Sun 15/321:30
PDX
-
ONT
Nonstop2h 22m
Alaska Airlines
Deal found 10/2$292
Sat 4/407:00
ONT
-
PDX
Nonstop2h 28m
Alaska Airlines
Mon 6/417:58
PDX
-
ONT
Nonstop2h 25m
Alaska Airlines
Deal found 12/2$309
Fri 10/407:00
ONT
-
PDX
Nonstop2h 28m
Alaska Airlines
Sun 12/408:00
PDX
-
ONT
Nonstop2h 19m
Alaska Airlines
Deal found 11/2$325
Wed 1/417:49
ONT
-
PDX
Nonstop2h 27m
Alaska Airlines
Mon 6/417:58
PDX
-
ONT
Nonstop2h 25m
Alaska Airlines
Deal found 12/2$342
Tue 31/307:00
ONT
-
PDX
Nonstop2h 28m
Alaska Airlines
Tue 7/414:48
PDX
-
ONT
Nonstop2h 21m
Alaska Airlines
Deal found 12/2$350
Thu 5/307:00
ONT
-
PDX
Nonstop2h 28m
Alaska Airlines
Fri 6/321:30
PDX
-
ONT
Nonstop2h 22m
Alaska Airlines
Deal found 12/2$359
Thu 19/307:00
ONT
-
PDX
Nonstop2h 28m
Alaska Airlines
Thu 26/308:00
PDX
-
ONT
Nonstop2h 19m
Alaska Airlines
Deal found 12/2$367
Mon 9/307:00
ONT
-
PDX
Nonstop2h 28m
Alaska Airlines
Mon 16/321:30
PDX
-
ONT
Nonstop2h 22m
Alaska Airlines
Deal found 10/2$375
Sat 21/307:00
ONT
-
PDX
Nonstop2h 28m
Alaska Airlines
Thu 26/308:00
PDX
-
ONT
Nonstop2h 19m
Alaska Airlines
Deal found 12/2$383
Fri 17/407:00
ONT
-
PDX
Nonstop2h 28m
Alaska Airlines
Sun 19/408:00
PDX
-
ONT
Nonstop2h 19m
Alaska Airlines
Deal found 10/2$392

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 13 February 2026.

Fly to

Auckland

Route

Departure

Return

Price

OntarioPortland

ONT - PDX

ONTPDX

Ontario

Tue 28/4

07:00-09:24

Nonstop2h 24m

Portland

Tue 5/5

07:50-10:08

Nonstop2h 18m

$259

OntarioPortland

ONT - PDX

ONTPDX

Ontario

Fri 24/4

07:00-09:24

Nonstop2h 24m

Portland

Sun 26/4

21:30-23:48

Nonstop2h 18m

$259

OntarioPortland

ONT - PDX

ONTPDX

Ontario

Sat 18/4

07:00-09:28

Nonstop2h 28m

Portland

Tue 21/4

17:58-20:23

Nonstop2h 25m

$259

OntarioPortland

ONT - PDX

ONTPDX

Ontario

Sat 7/3

07:00-09:28

Nonstop2h 28m

Portland

Tue 10/3

21:30-23:52

Nonstop2h 22m

$259

OntarioPortland

ONT - PDX

ONTPDX

Ontario

Sat 4/4

07:00-09:28

Nonstop2h 28m

Portland

Wed 8/4

17:58-20:23

Nonstop2h 25m

$259

OntarioPortland

ONT - PDX

ONTPDX

Ontario

Wed 11/3

07:00-09:28

Nonstop2h 28m

Portland

Sun 15/3

21:30-23:52

Nonstop2h 22m

$276

OntarioPortland

ONT - PDX

ONTPDX

Ontario

Fri 24/4

07:00-09:24

Nonstop2h 24m

Portland

Tue 28/4

21:30-23:48

Nonstop2h 18m

$276

OntarioPortland

ONT - PDX

ONTPDX

Ontario

Thu 7/5

07:00-09:24

Nonstop2h 24m

Portland

Tue 12/5

21:30-23:48

Nonstop2h 18m

$276

OntarioPortland

ONT - PDX

ONTPDX

Ontario

Wed 8/4

07:00-09:28

Nonstop2h 28m

Portland

Sun 12/4

08:00-10:19

Nonstop2h 19m

$276

OntarioPortland

ONT - PDX

ONTPDX

Ontario

Thu 9/4

07:00-09:28

Nonstop2h 28m

Portland

Tue 21/4

17:58-20:23

Nonstop2h 25m

$276

Flights are sorted by cheapest return flights first.

Deals found on 9/2

Showing 1-10 of 17 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 13 February 2026.

  • 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, December offers travelers the most options.

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