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C$ 46+ 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 1/8. 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 — YVR
12 May — 19 May1
1 adult

Non-stop flights from Ontario

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 7 May 2025.

Fri 25/76:39 p.m.ONT - SFO
Nonstop1h 27mUnited Airlines
Sun 27/710:45 a.m.SFO - ONT
Nonstop1h 29mUnited Airlines
Deal found 6/5C$ 79
Fri 11/79:41 p.m.ONT - SFO
Nonstop1h 33mFrontier
Mon 11/810:11 p.m.SFO - ONT
Nonstop1h 29mFrontier
Deal found 5/5C$ 134

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 629,999 searches. This data was last updated on 7 May 2025.

Fly to

Vancouver Intl

Route

Depart

Return

Price

OntarioSan Francisco

ONT - SFO

ONTSFO

Ontario

Tue 10/6

6:00 a.m.-7:27 a.m.

Nonstop1h 27m

San Francisco

Tue 10/6

10:45 a.m.-12:14 p.m.

Nonstop1h 29m

C$ 72

OntarioSan Francisco

ONT - SFO

ONTSFO

Ontario

Fri 11/7

9:41 p.m.-11:14 p.m.

Nonstop1h 33m

San Francisco

Mon 11/8

10:11 p.m.-11:40 p.m.

Nonstop1h 29m

C$ 134

OntarioSan Francisco

ONT - SFO

ONTSFO

Ontario

Fri 1/8

9:41 p.m.-11:14 p.m.

Nonstop1h 33m

C$ 46

OntarioSan Francisco

ONT - SFO

ONTSFO

Ontario

Tue 13/5

6:00 a.m.-7:27 a.m.

Nonstop1h 27m

C$ 54

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/5

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 round-trip 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.

Reviews of airlines flying non-stop to Ontario

Get insights into the airlines that provide direct flights from Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight from Ontario. Reviews last updated Cheapflights.
Alaska Airlines
8.0
Very good
9,994 reviews
Check prices

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,994 reviews
Alaska Airlines
8.0
Very good
9,994 reviews
Check prices

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,944 reviews
Alaska Airlines
8.0
Very good
9,994 reviews
Check prices

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,710 reviews
Alaska Airlines
8.0
Very good
9,994 reviews
Check prices

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,994 reviews
Check prices

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
WestJet
7.2
Good
2,832 reviews
Alaska Airlines
8.0
Very good
9,994 reviews
Check prices

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 7 May 2025.

  • Where can you fly direct from Ontario?

    Currently, the most popular direct flight destination from Ontario is San Francisco.

  • How much are direct flights from Ontario?

    On average, a one-way direct flight from Ontario will cost users approximately C$ 70. If you're looking for a direct round-trip flight from Ontario, you can expect to pay around C$ 548.

  • How long is a direct flight from Ontario?

    While the flight duration depends heavily on the destination, on average, travelers can expect non-stop flights from Ontario to last approximately 1h 33m on average. The quickest direct flight from Ontario at this time departs from Ontario (1h 33m), while the longest leaves from Ontario (1h 33m).

  • 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, July 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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