How does KAYAK find such low prices on flights from Ontario to Oakland?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Oakland.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Oakland?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Oakland from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Ontario to Oakland?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Oakland with an airline and back to Ontario with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Oakland?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Oakland from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

C$ 358 CHEAP FLIGHTS from Ontario to Oakland

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Flight Deals

Cheap Flights from Ontario to Oakland

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Ontario to Oakland

Fri, 30 Oct - Sun, 8 Nov

9:50 a.m. - 11:53 a.m.Toronto Toronto Pearson Intl-Oakland Oakland

29h 03m2 stops San Francisco Las Vegas Harry Reid Intl

5:55 p.m. - 5:16 p.m.Oakland Oakland-Toronto Toronto Pearson Intl

20h 21m1 stop Las Vegas Harry Reid Intl

C$ 708Multiple Airlines

3+ days ago

Fri, 30 Oct - Sun, 8 Nov

9:50 a.m. - 11:53 a.m.Toronto Toronto Pearson Intl-Oakland Oakland

29h 03m2 stops San Francisco Las Vegas Harry Reid Intl

5:55 p.m. - 5:16 p.m.Oakland Oakland-Toronto Toronto Pearson Intl

20h 21m1 stop Las Vegas Harry Reid Intl

C$ 736Multiple Airlines

3+ days ago

Fri, 6 Nov - Sun, 8 Nov

7:00 a.m. - 5:00 p.m.Toronto Toronto Pearson Intl-Oakland Oakland

13h 00m1 stop Las Vegas Harry Reid Intl

5:55 p.m. - 9:52 p.m.Oakland Oakland-Toronto Toronto Pearson Intl

24h 57m2 stops Las Vegas Harry Reid Intl Austin Bergstrom

C$ 739Multiple Airlines

3+ days ago

Thu, 26 Nov - Thu, 3 Dec

8:30 p.m. - 10:29 a.m.Toronto Toronto Pearson Intl-Oakland Oakland

16h 59m1 stop Las Vegas Harry Reid Intl

2:07 p.m. - 9:51 p.m.Oakland Oakland-Toronto Toronto Pearson Intl

28h 44m2 stops San Diego Austin Bergstrom

C$ 752Multiple Airlines

17 hours ago

Fri, 30 Oct - Sun, 8 Nov

5:49 p.m. - 11:56 p.m.Toronto Toronto Pearson Intl-Oakland Oakland

9h 07m1 stop Salt Lake City

6:00 a.m. - 4:44 p.m.Oakland Oakland-Toronto Toronto Pearson Intl

7h 44m1 stop Salt Lake City

C$ 759Multiple Airlines

3+ days ago

Mon, 2 Nov - Sun, 8 Nov

5:49 p.m. - 9:58 p.m.Toronto Toronto Pearson Intl-Oakland Oakland

7h 09m1 stop Salt Lake City

6:00 a.m. - 4:44 p.m.Oakland Oakland-Toronto Toronto Pearson Intl

7h 44m1 stop Salt Lake City

C$ 760Delta

1 day ago

Fri, 30 Oct - Sun, 8 Nov

5:49 p.m. - 11:56 p.m.Toronto Toronto Pearson Intl-Oakland Oakland

9h 07m1 stop Salt Lake City

6:00 a.m. - 4:44 p.m.Oakland Oakland-Toronto Toronto Pearson Intl

7h 44m1 stop Salt Lake City

C$ 762Delta

3+ days ago

Thu, 26 Nov - Thu, 3 Dec

8:30 p.m. - 10:29 a.m.Toronto Toronto Pearson Intl-Oakland Oakland

16h 59m1 stop Las Vegas Harry Reid Intl

12:28 p.m. - 6:52 a.m.Oakland Oakland-Toronto Toronto Pearson Intl

15h 24m1 stop Las Vegas Harry Reid Intl

C$ 795Multiple Airlines

17 hours ago

Mon, 2 Nov - Wed, 4 Nov

5:49 p.m. - 9:58 p.m.Toronto Toronto Pearson Intl-Oakland Oakland

7h 09m1 stop Salt Lake City

6:00 a.m. - 10:56 p.m.Oakland Oakland-Toronto Toronto Pearson Intl

13h 56m2 stops Salt Lake City Detroit Metropolitan Wayne County

C$ 800Delta

1 day ago

Mon, 2 Nov - Tue, 10 Nov

5:49 p.m. - 9:58 p.m.Toronto Toronto Pearson Intl-Oakland Oakland

7h 09m1 stop Salt Lake City

5:00 p.m. - 11:19 a.m.Oakland Oakland-Toronto Toronto Pearson Intl

15h 19m2 stops Salt Lake City New York John F Kennedy Intl

C$ 832Delta

1 day ago

Recent last minute flight deals from Ontario to Oakland

Thu, 15 Oct - Sun, 18 Oct

6:00 a.m. - 4:22 p.m.Toronto Toronto Pearson Intl-Oakland Oakland

13h 22m2 stops Detroit Metropolitan Wayne County Salt Lake City

6:00 a.m. - 4:44 p.m.Oakland Oakland-Toronto Toronto Pearson Intl

7h 44m1 stop Salt Lake City

C$ 1,398Delta

3+ days ago

Thu, 15 Oct - Sun, 18 Oct

4:55 p.m. - 6:30 p.m.Toronto Toronto Pearson Intl-Oakland Oakland

28h 35m2 stops Seattle/Tacoma Intl San Diego

7:04 a.m. - 3:45 p.m.Oakland Oakland-Toronto Toronto Pearson Intl

29h 41m2 stops San Diego Seattle/Tacoma Intl

C$ 1,438Alaska Airlines

3+ days ago

Thu, 15 Oct - Sun, 18 Oct

5:49 p.m. - 11:56 p.m.Toronto Toronto Pearson Intl-Oakland Oakland

9h 07m1 stop Salt Lake City

6:00 a.m. - 4:44 p.m.Oakland Oakland-Toronto Toronto Pearson Intl

7h 44m1 stop Salt Lake City

C$ 1,576Delta

3+ days ago

Fri, 16 Oct - Sun, 18 Oct

4:55 p.m. - 10:55 p.m.Toronto Toronto Pearson Intl-Oakland Oakland

9h 00m1 stop Seattle/Tacoma Intl

7:02 a.m. - 9:30 p.m.Oakland Oakland-Toronto Toronto Pearson Intl

11h 28m2 stops Seattle/Tacoma Intl Vancouver Intl

C$ 1,832Multiple Airlines

3+ days ago

Fri, 16 Oct - Sun, 18 Oct

1:15 p.m. - 10:55 p.m.Toronto Toronto Pearson Intl-Oakland Oakland

12h 40m2 stops Vancouver Intl Seattle/Tacoma Intl

7:02 a.m. - 9:30 p.m.Oakland Oakland-Toronto Toronto Pearson Intl

11h 28m2 stops Seattle/Tacoma Intl Vancouver Intl

C$ 2,039Multiple Airlines

3+ days ago

Thu, 15 Oct - Sun, 18 Oct

8:20 p.m. - 11:52 a.m.Toronto Toronto Pearson Intl-Oakland Oakland

18h 32m2 stops Mexico City Benito Juarez Guadalajara Miguel Hidal

11:15 p.m. - 5:45 a.m.Oakland Oakland-Toronto Toronto Pearson Intl

27h 30m3 stops Guadalajara Miguel Hidal Puerto Vallarta Ordaz Calgary

C$ 2,067Multiple Airlines

3+ days ago

Thu, 15 Oct - Sun, 18 Oct

6:00 p.m. - 9:44 p.m.Toronto Toronto Pearson Intl-Oakland Oakland

30h 44m3 stops Montreal Pierre Elliott Trudeau Intl Cancun Mexico City Benito Juarez

11:15 p.m. - 5:45 a.m.Oakland Oakland-Toronto Toronto Pearson Intl

27h 30m3 stops Guadalajara Miguel Hidal Puerto Vallarta Ordaz Calgary

C$ 2,143Multiple Airlines

3+ days ago

Useful Info

Cheapest flight	C$ 358

Flight from Toronto Pearson Airport to Oakland

How does KAYAK find such low prices on flights from Ontario to Oakland?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Oakland.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Oakland?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Oakland from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Ontario to Oakland?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Oakland with an airline and back to Ontario with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Oakland?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Oakland from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.