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$ 170 Cheap Flights from Oakland to Ontario in 2025

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

6:30 a.m. - 7:58 p.m.OAK-YYZ

10h 28m1 stop

9:30 a.m. - 11:32 p.m.YYZ-OAK

17h 02m1 stop

C$ 415

Find Deal

Thu, 11 Sep - Tue, 16 Sep

6:30 a.m. - 7:45 p.m.OAK-YYZ

10h 15m1 stop

11:00 a.m. - 11:32 p.m.YYZ-OAK

15h 32m2 stops

C$ 446

Find Deal

Mon, 22 Sep - Thu, 2 Oct

6:30 a.m. - 7:58 p.m.OAK-YYZ

10h 28m1 stop

9:30 a.m. - 10:01 a.m.YYZ-OAK

27h 31m2 stops

C$ 450

Find Deal

Thu, 11 Sep - Tue, 16 Sep

6:30 a.m. - 6:13 p.m.OAK-YYZ

32h 43m3 stops

9:30 a.m. - 11:32 p.m.YYZ-OAK

17h 02m1 stop

C$ 451

Find Deal

Thu, 11 Sep - Tue, 16 Sep

9:39 a.m. - 3:00 p.m.OAK-YYZ

26h 21m1 stop

4:45 p.m. - 6:27 p.m.YYZ-OAK

28h 42m1 stop

C$ 588Alaska Airlines

Find Deal

Tue, 23 Sep - Tue, 30 Sep

11:01 a.m. - 3:00 p.m.OAK-YYZ

24h 59m1 stop

4:45 p.m. - 12:03 a.m.YYZ-OAK

10h 18m1 stop

C$ 590Alaska Airlines

Find Deal

Tue, 30 Sep - Sat, 4 Oct

6:15 a.m. - 3:00 p.m.OAK-YYZ

29h 45m1 stop

4:45 p.m. - 8:59 a.m.YYZ-OAK

19h 14m2 stops

C$ 595Alaska Airlines

Find Deal

Tue, 23 Sep - Tue, 30 Sep

6:00 a.m. - 4:35 p.m.OAK-YYZ

7h 35m1 stop

5:43 p.m. - 10:48 p.m.YYZ-OAK

8h 05m1 stop

C$ 621Delta

Find Deal

Sun, 28 Sep - Sat, 4 Oct

5:05 p.m. - 11:56 p.m.OAK-YUL

27h 51m2 stops

7:00 a.m. - 10:48 p.m.YUL-OAK

18h 48m2 stops

C$ 786Delta

Find Deal

Wed, 17 Sep - Sat, 20 Sep

12:37 p.m. - 11:56 p.m.OAK-YUL

32h 19m2 stops

7:00 a.m. - 11:50 p.m.YUL-OAK

19h 50m2 stops

C$ 821Delta

Find Deal

Wed, 17 Sep - Sun, 21 Sep

Sun Country Air flights from Oakland, California to Region of Ontario

Our best Sun Country Air deals on Oakland, California to Region of Ontario flight tickets

Sun Country Air

7 Aug

OAK5:27 p.m.Oakland

15h 23m

1 stop

YYZ11:50 a.m.Toronto Pearson Intl

14 Aug

YYZ11:40 a.m.Toronto Pearson Intl

7h 47m

1 stop

OAK4:27 p.m.Oakland

C$ 495

Find similar

Sun Country Air

7 Aug

OAK5:27 p.m.Oakland

15h 23m

1 stop

YYZ11:50 a.m.Toronto Pearson Intl

10 Aug

YYZ7:45 a.m.Toronto Pearson Intl

11h 54m

1 stop

OAK4:39 p.m.Oakland

C$ 699

Find similar

Sun Country Air

7 Aug

OAK5:27 p.m.Oakland

15h 23m

1 stop

YYZ11:50 a.m.Toronto Pearson Intl

17 Aug

YYZ11:40 a.m.Toronto Pearson Intl

7h 59m

1 stop

OAK4:39 p.m.Oakland

C$ 749

Find similar

Delta flights from Oakland, California to Region of Ontario

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

Delta

28 Sep

OAK6:00 a.m.Oakland

7h 35m

1 stop

YYZ4:35 p.m.Toronto Pearson Intl

4 Oct

YYZ5:43 p.m.Toronto Pearson Intl

8h 05m

1 stop

OAK10:48 p.m.Oakland

C$ 621

Find similar

Delta

17 Sep

OAK5:05 p.m.Oakland

27h 51m

2 stops

YUL11:56 p.m.Montreal Pierre Elliott Trudeau Intl

20 Sep

YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl

18h 48m

2 stops

OAK10:48 p.m.Oakland

C$ 786

Find similar

Delta

17 Sep

OAK12:37 p.m.Oakland

32h 19m

2 stops

YUL11:56 p.m.Montreal Pierre Elliott Trudeau Intl

21 Sep

YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl

19h 50m

2 stops

OAK11:50 p.m.Oakland

C$ 821

Find similar

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

OaklandToronto

OAK - YYZ

OAKYYZ

Oakland

Thu 11/9

6:30 a.m.-7:58 p.m.

1 stop10h 28m

Toronto Pearson Intl

Tue 16/9

9:30 a.m.-11:32 p.m.

1 stop17h 02m

C$ 415

OaklandToronto

OAK - YYZ

OAKYYZ

Oakland

Mon 22/9

6:30 a.m.-7:45 p.m.

1 stop10h 15m

Toronto Pearson Intl

Thu 2/10

11:00 a.m.-11:32 p.m.

2 stops15h 32m

C$ 446

OaklandToronto

OAK - YYZ

OAKYYZ

Oakland

Thu 11/9

6:30 a.m.-7:58 p.m.

1 stop10h 28m

Toronto Pearson Intl

Tue 16/9

9:30 a.m.-10:01 a.m.

2 stops27h 31m

C$ 450

OaklandToronto

OAK - YYZ

OAKYYZ

Oakland

Thu 11/9

6:30 a.m.-6:13 p.m.

3 stops32h 43m

Toronto Pearson Intl

Tue 16/9

9:30 a.m.-11:32 p.m.

1 stop17h 02m

C$ 451

OaklandToronto

OAK - YYZ

OAKYYZ

Oakland

Tue 23/9

9:39 a.m.-3:00 p.m.

1 stop26h 21m

Toronto Pearson Intl

Tue 30/9

4:45 p.m.-6:27 p.m.

1 stop28h 42m

C$ 588

OaklandToronto

OAK - YYZ

OAKYYZ

Oakland

Tue 30/9

11:01 a.m.-3:00 p.m.

1 stop24h 59m

Toronto Pearson Intl

Sat 4/10

4:45 p.m.-12:03 a.m.

1 stop10h 18m

C$ 590

OaklandToronto

OAK - YYZ

OAKYYZ

Oakland

Tue 23/9

6:15 a.m.-3:00 p.m.

1 stop29h 45m

Toronto Pearson Intl

Tue 30/9

4:45 p.m.-8:59 a.m.

2 stops19h 14m

C$ 595

OaklandToronto

OAK - YYZ

OAKYYZ

Oakland

Sun 28/9

6:00 a.m.-4:35 p.m.

1 stop7h 35m

Toronto Pearson Intl

Sat 4/10

5:43 p.m.-10:48 p.m.

1 stop8h 05m

C$ 621

OaklandMontreal

OAK - YUL

OAKYUL

Oakland

Wed 17/9

5:05 p.m.-11:56 p.m.

2 stops27h 51m

Montreal Pierre Elliott Trudeau Intl

Sat 20/9

7:00 a.m.-10:48 p.m.

2 stops18h 48m

C$ 786

OaklandMontreal

OAK - YUL

OAKYUL

Oakland

Wed 17/9

12:37 p.m.-11:56 p.m.

2 stops32h 19m

Montreal Pierre Elliott Trudeau Intl

Sun 21/9

7:00 a.m.-11:50 p.m.

2 stops19h 50m

C$ 821

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?

Sun Country Air, Alaska Airlines, and Delta are the most popular carriers operating from Oakland to Ontario

Which airlines fly to Region of Ontario?

Air Canada, Porter Airlines and United Airlines are the top three most popular airlines that fly to Region of Ontario from Oakland, California according to our data. Air Canada is the first choice among our users, with 46% of people opting to fly with this airline when travelling to Region of Ontario. Keep in mind that there are 5 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

Best price found	C$ 170
Fastest flight time	7h 35m
Direct flights	None
Airports in Region of Ontario	5 airports

The best one-way flight to Region of Ontario from Oakland, California in the past 72 hours is C$ 170. The best round-trip flight deal from Oakland, California to Region of Ontario found on momondo in the last 72 hours is C$ 415.

The fastest flight from Oakland, California to Region of Ontario takes 7h 35m

There are no direct flights from Oakland, California to Region of Ontario. Popular non-direct routes for this connection are Oakland Airport - Toronto Pearson Intl Airport, Oakland Airport - Hamilton Airport and Oakland Airport - Toronto Island Airport.

There are 5 airports near Region of Ontario: Ottawa (YOW), Montreal Pierre Elliott Trudeau Intl (YUL), Toronto Pearson Intl (YYZ), Toronto Island (YTZ), Hamilton (YHM)

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.

An easier way to manage your Region of Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Ontario

Popular Cities in Ontario

Flights to Torontofrom C$ 104

Flights to Vancouverfrom C$ 80

Flights to Montrealfrom C$ 203

Flights to Calgaryfrom C$ 60

Flights to Ottawafrom C$ 202

Flights to Winnipegfrom C$ 112

Flights to Halifaxfrom C$ 133

Flights to Kelownafrom C$ 87

Flights to Saskatoonfrom C$ 87

Flights to Reginafrom C$ 154

Flights to St. John'sfrom C$ 264

Flights to Québec Cityfrom C$ 277

Cheap flights from Oakland, California to Ontario from C$ 170

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oakland, California to Ontario departing on 5/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Oakland, California to Ontario

Cheap round-trip flights

Cheap one-way flights

Cheap last-minute flights

Sun Country Air flights from Oakland, California to Region of Ontario

Our best Sun Country Air deals on Oakland, California to Region of Ontario flight tickets

Delta flights from Oakland, California to Region of Ontario

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

momondo Fare Finder

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

See travel insights to Ontario from

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?

Sun Country Air, Alaska Airlines, and Delta are the most popular carriers operating from Oakland to Ontario

Which airlines fly to Region of Ontario?

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

Best price found

Fastest flight time

Direct flights

Airports in Region of Ontario

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

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

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

Why use momondo?

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

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

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

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

An easier way to manage your Region of Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ontario

Popular Cities in Ontario

Popular flights according to clicks in the last 7 days on momondo