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C$ 175+ 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 31/7. 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
14 Jul — 21 Jul1
1 adult
1 adult, Economy, 0 bags

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 14 June 2026.

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioSeattle

ONT - SEA

ONTSEA

Ontario

Tue 20/10

11:55 a.m.-2:58 p.m.

Nonstop3h 03m

Seattle/Tacoma Intl

Sat 24/10

2:35 p.m.-5:17 p.m.

Nonstop2h 42m

C$ 331

OntarioSeattle

ONT - SEA

ONTSEA

Ontario

Fri 25/9

11:44 a.m.-2:40 p.m.

Nonstop2h 56m

Seattle/Tacoma Intl

Tue 29/9

8:10 a.m.-11:04 a.m.

Nonstop2h 54m

C$ 345

OntarioSeattle

ONT - SEA

ONTSEA

Ontario

Thu 24/9

6:20 a.m.-9:20 a.m.

Nonstop3h 00m

Seattle/Tacoma Intl

Tue 29/9

8:10 a.m.-11:04 a.m.

Nonstop2h 54m

C$ 345

OntarioSeattle

ONT - SEA

ONTSEA

Ontario

Thu 10/9

5:55 p.m.-8:50 p.m.

Nonstop2h 55m

Seattle/Tacoma Intl

Tue 15/9

7:50 p.m.-10:40 p.m.

Nonstop2h 50m

C$ 345

OntarioSeattle

ONT - SEA

ONTSEA

Ontario

Fri 18/9

6:00 p.m.-8:50 p.m.

Nonstop2h 50m

Seattle/Tacoma Intl

Sun 20/9

8:10 a.m.-11:04 a.m.

Nonstop2h 54m

C$ 373

OntarioSeattle

ONT - SEA

ONTSEA

Ontario

Wed 4/11

5:50 p.m.-8:50 p.m.

Nonstop3h 00m

Seattle/Tacoma Intl

Fri 20/11

8:25 a.m.-11:16 a.m.

Nonstop2h 51m

C$ 394

OntarioSeattle

ONT - SEA

ONTSEA

Ontario

Sun 20/9

11:44 a.m.-2:40 p.m.

Nonstop2h 56m

Seattle/Tacoma Intl

Wed 23/9

2:30 p.m.-5:20 p.m.

Nonstop2h 50m

C$ 429
Quickest round-trip

OntarioSeattle

ONT - SEA

ONTSEA

Ontario

Thu 30/7

2:05 p.m.-4:45 p.m.

Nonstop2h 40m

Seattle/Tacoma Intl

Thu 6/8

8:33 p.m.-11:11 p.m.

Nonstop2h 38m

C$ 457

OntarioSeattle

ONT - SEA

ONTSEA

Ontario

Fri 20/11

4:00 p.m.-6:41 p.m.

Nonstop2h 41m

Seattle/Tacoma Intl

Fri 27/11

7:55 p.m.-10:39 p.m.

Nonstop2h 44m

C$ 457

OntarioSeattle

ONT - SEA

ONTSEA

Ontario

Mon 6/7

2:05 p.m.-4:45 p.m.

Nonstop2h 40m

Seattle/Tacoma Intl

Mon 13/7

10:25 a.m.-1:09 p.m.

Nonstop2h 44m

C$ 457

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/6

Showing 1-10 of 23 resultsSorted by cheapest first
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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 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.

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 June 2026.

  • Where can you fly direct from Ontario?

    Currently, the most popular direct flight destination from Ontario is Houston George Bush Intcntl 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, October is worth consideration as prices are at their lowest, on average. In terms of the number of daily non-stop flights, January offers travelers the most options.

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