When did momondo last update prices for flights from Oakland Airport to Ontario?

Prices for flights from Oakland Airport to Ontario are updated daily.

How old do you have to be to fly from Oakland Airport to Ontario?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Oakland Airport to Ontario.

What documentation or ID do you need to fly to Ontario?

The travel and health documents you'll need for your trip to Ontario may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 230 Cheap Flights from Oakland to Ontario in 2026

1 adult

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Find the cheapest flights from Oakland, California to Ontario

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:09 p.m. - 3:45 p.m.

OAK

YYZ

22h 36m

1 stop

4:55 p.m. - 1:15 p.m.

YYZ

OAK

23h 20m

1 stop

C$ 486Alaska Airlines

Wed, 29 Apr - Tue, 5 May

6:20 a.m. - 3:45 p.m.

OAK

YYZ

30h 25m

1 stop

4:55 p.m. - 1:15 p.m.

YYZ

OAK

23h 20m

1 stop

C$ 503Alaska Airlines

Thu, 30 Apr - Tue, 5 May

2:09 p.m. - 3:45 p.m.

OAK

YYZ

22h 36m

1 stop

4:55 p.m. - 10:32 p.m.

YYZ

OAK

8h 37m

1 stop

C$ 516Alaska Airlines

Sat, 25 Apr - Wed, 29 Apr

2:09 p.m. - 3:45 p.m.

OAK

YYZ

22h 36m

1 stop

4:55 p.m. - 10:32 p.m.

YYZ

OAK

8h 37m

1 stop

C$ 521Alaska Airlines

Sat, 25 Apr - Sat, 2 May

6:20 a.m. - 3:45 p.m.

OAK

YYZ

30h 25m

1 stop

4:55 p.m. - 8:53 a.m.

YYZ

OAK

18h 58m

2 stops

C$ 528Alaska Airlines

Thu, 30 Apr - Tue, 5 May

6:20 a.m. - 3:45 p.m.

OAK

YYZ

30h 25m

1 stop

4:55 p.m. - 10:32 p.m.

YYZ

OAK

8h 37m

1 stop

C$ 533Alaska Airlines

Thu, 23 Apr - Wed, 29 Apr

5:55 a.m. - 11:51 p.m.

OAK

YUL

14h 56m

2 stops

7:00 a.m. - 11:54 p.m.

YUL

OAK

19h 54m

2 stops

C$ 857Delta

Thu, 16 Apr - Tue, 21 Apr

4:49 p.m. - 11:44 p.m.

OAK

YUL

27h 55m

2 stops

7:00 a.m. - 11:49 p.m.

YUL

OAK

19h 49m

2 stops

C$ 939Delta

Wed, 1 Apr - Wed, 10 Jun

5:55 a.m. - 11:13 p.m.

OAK

YUL

14h 18m

2 stops

6:00 a.m. - 11:49 p.m.

YUL

OAK

20h 49m

2 stops

C$ 954Delta

Wed, 1 Apr - Thu, 11 Jun

8:22 p.m. - 12:50 a.m.

OAK

YHM

25h 28m

3 stops

3:15 p.m. - 11:52 a.m.

YHM

OAK

23h 37m

3 stops

C$ 1,181Multiple Airlines

Sun, 5 Apr - Wed, 8 Apr

Alaska Airlines flights from Oakland, California to Region of Ontario

Our best Alaska Airlines deals on Oakland, California to Region of Ontario flight tickets

Alaska Airlines

29 Apr

OAK2:09 p.m.Oakland

22h 36m

1 stop

YYZ3:45 p.m.Toronto Pearson Intl

5 May

YYZ4:55 p.m.Toronto Pearson Intl

23h 20m

1 stop

OAK1:15 p.m.Oakland

C$ 486

Alaska Airlines

30 Apr

OAK6:20 a.m.Oakland

30h 25m

1 stop

YYZ3:45 p.m.Toronto Pearson Intl

5 May

YYZ4:55 p.m.Toronto Pearson Intl

23h 20m

1 stop

OAK1:15 p.m.Oakland

C$ 503

Alaska Airlines

25 Apr

OAK2:09 p.m.Oakland

22h 36m

1 stop

YYZ3:45 p.m.Toronto Pearson Intl

29 Apr

YYZ4:55 p.m.Toronto Pearson Intl

8h 37m

1 stop

OAK10:32 p.m.Oakland

C$ 516

Delta flights from Oakland, California to Region of Ontario

Our best Delta deals on Oakland, California to Region of Ontario flight tickets

Delta

2 Jun

OAK6:00 a.m.Oakland

7h 33m

1 stop

YYZ4:33 p.m.Toronto Pearson Intl

6 Jun

YYZ5:45 p.m.Toronto Pearson Intl

7h 49m

1 stop

OAK10:34 p.m.Oakland

C$ 589

Delta

4 May

OAK5:55 a.m.Oakland

14h 15m

2 stops

YYZ11:10 p.m.Toronto Pearson Intl

8 May

YYZ5:45 p.m.Toronto Pearson Intl

9h 12m

1 stop

OAK11:57 p.m.Oakland

C$ 601

Delta

4 May

OAK5:55 a.m.Oakland

13h 04m

2 stops

YYZ9:59 p.m.Toronto Pearson Intl

8 May

YYZ7:45 a.m.Toronto Pearson Intl

19h 12m

2 stops

OAK11:57 p.m.Oakland

C$ 610

momondo Fare Finder

Use the filters below to find and compare flights from Oakland, California to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OaklandToronto

OAK - YYZ

OAKYYZ

Oakland

Wed 29/4

2:09 p.m.-3:45 p.m.

1 stop22h 36m

Toronto Pearson Intl

Tue 5/5

4:55 p.m.-1:15 p.m.

1 stop23h 20m

C$ 486

OaklandToronto

OAK - YYZ

OAKYYZ

Oakland

Thu 30/4

6:20 a.m.-3:45 p.m.

1 stop30h 25m

Toronto Pearson Intl

Tue 5/5

4:55 p.m.-1:15 p.m.

1 stop23h 20m

C$ 503

Quickest round-trip

OaklandToronto

OAK - YYZ

OAKYYZ

Oakland

Sat 25/4

2:09 p.m.-3:45 p.m.

1 stop22h 36m

Toronto Pearson Intl

Wed 29/4

4:55 p.m.-10:32 p.m.

1 stop8h 37m

C$ 516

OaklandToronto

OAK - YYZ

OAKYYZ

Oakland

Sat 25/4

2:09 p.m.-3:45 p.m.

1 stop22h 36m

Toronto Pearson Intl

Sat 2/5

4:55 p.m.-10:32 p.m.

1 stop8h 37m

C$ 521

OaklandToronto

OAK - YYZ

OAKYYZ

Oakland

Thu 30/4

6:20 a.m.-3:45 p.m.

1 stop30h 25m

Toronto Pearson Intl

Tue 5/5

4:55 p.m.-8:53 a.m.

2 stops18h 58m

C$ 528

OaklandToronto

OAK - YYZ

OAKYYZ

Oakland

Thu 23/4

6:20 a.m.-3:45 p.m.

1 stop30h 25m

Toronto Pearson Intl

Wed 29/4

4:55 p.m.-10:32 p.m.

1 stop8h 37m

C$ 533

OaklandMontreal

OAK - YUL

OAKYUL

Oakland

Thu 16/4

5:55 a.m.-11:51 p.m.

2 stops14h 56m

Montreal Pierre Elliott Trudeau Intl

Tue 21/4

7:00 a.m.-11:54 p.m.

2 stops19h 54m

C$ 857

OaklandMontreal

OAK - YUL

OAKYUL

Oakland

Wed 1/4

4:49 p.m.-11:44 p.m.

2 stops27h 55m

Montreal Pierre Elliott Trudeau Intl

Wed 10/6

7:00 a.m.-11:49 p.m.

2 stops19h 49m

C$ 939

OaklandMontreal

OAK - YUL

OAKYUL

Oakland

Wed 1/4

5:55 a.m.-11:13 p.m.

2 stops14h 18m

Montreal Pierre Elliott Trudeau Intl

Thu 11/6

6:00 a.m.-11:49 p.m.

2 stops20h 49m

C$ 954

OaklandHamilton

OAK - YHM

OAKYHM

Oakland

Sun 5/4

8:22 p.m.-12:50 a.m.

3 stops25h 28m

Hamilton

Wed 8/4

3:15 p.m.-11:52 a.m.

3 stops23h 37m

C$ 1,181

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Oakland, California to Region of Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Oakland to Ontario?

Alaska Airlines and Delta are the most popular carriers operating from Oakland to Ontario

Which airlines fly to Region of Ontario?

Porter Airlines, Air Canada and United Airlines are the top three most popular airlines that fly to Region of Ontario from Oakland, California according to our data. Porter Airlines is the first choice among our users, with 47% of people opting to fly with this airline when travelling to Region of Ontario. Keep in mind that there are 6 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.

Cheap Oakland, California to Region of Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oakland, California to Region of Ontario

Fastest flight time	7h 33m
Direct flights	None

The fastest flight from Oakland, California to Region of Ontario takes 7h 33m

There are no direct flights from Oakland, California to Region of Ontario. There are no popular flight routes from Oakland, California to Region of Ontario.

Search flight deals

When did momondo last update prices for flights from Oakland Airport to Ontario?
Prices for flights from Oakland Airport to Ontario are updated daily.
How old do you have to be to fly from Oakland Airport to Ontario?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Oakland Airport to Ontario.
What documentation or ID do you need to fly to Ontario?
The travel and health documents you'll need for your trip to Ontario may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Oakland to Ontario?

It is quick and easy to find Oakland to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

Can I find flights from Oakland to Ontario with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ontario from Oakland with this policy.

How can momondo help me find flights from Oakland to Ontario?

momondo provides multiple filters to help you find the best flight to Ontario from Oakland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Oakland to Ontario right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Oakland to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.