Title: CA $177 Cheap Flights from Oakland (OAK) to Ontario (ONT) - Expedia.ca

  

![Ontario showing night scenes and street scenes](https://images.trvl-media.com/place/2680/6f6cbfd1-6188-4a75-9ba7-05d8edf0fb1d.jpg?impolicy=fcrop&w=1200&h=500&q=medium)

Photo by Ontario Convention & Visitors Bureau / Jon Edwards.

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# CA $177 Cheap Flights from Oakland (OAK) to Ontario (ONT)

[View CA $177 flight on Tue, Dec 9, 2025](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:OAK,to:ONT,departure:09/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:176.70&airProductToken=AQppCiEIyIIBEgQ2MjczGI5QIO-4ASipov8CMJOj_wI4VUAAWAEKIQjIggESBDYzOTMY77gBIJIBKI6k_wIwz6T_AjhVQAFYAQohCMiCARIENjgyORiSASCumwEonaX_AjC5pv8COFVAAVgBEgoIARABGAEqAkhBGAEiBAgBEAEoBDAB)

-   [Roundtrip](?flightType=roundtrip)
-   [One-way](?flightType=oneway)
-   [Multi-city](?flightType=multicity)

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## Popular airlines from Oakland Intl. Airport (OAK) to Los Angeles - Ontario Intl. Airport (ONT)

-   ![Southwest Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg)
    
    Southwest Airlines
    
    [](https://www.expedia.ca/Flights-Search?leg1=from:oak,to:ont,departure:12/11/2025TANYT&leg2=from:ont,to:oak,departure:19/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}])
-   ![Alaska Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg)
    
    Alaska Airlines
    
    [](https://www.expedia.ca/Flights-Search?leg1=from:oak,to:ont,departure:12/11/2025TANYT&leg2=from:ont,to:oak,departure:19/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}])
-   ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg)
    
    Delta
    
    [](https://www.expedia.ca/Flights-Search?leg1=from:oak,to:ont,departure:12/11/2025TANYT&leg2=from:ont,to:oak,departure:19/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}])
-   ![Hawaiian Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_HA.svg)
    
    Hawaiian Airlines
    
    [](https://www.expedia.ca/Flights-Search?leg1=from:oak,to:ont,departure:12/11/2025TANYT&leg2=from:ont,to:oak,departure:19/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"HA"}}])

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## Cheap flights from Oakland (OAK) to Ontario (ONT)

Prices were available within the past 7 days and start at CA $177 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All deals

One way

Roundtrip

## Find the cheapest month to fly from Oakland (OAK) to Ontario (ONT)

### September is typically the cheapest month to fly

From CA $107 - CA $713 per traveller.

## Frequently asked questions

### How much is a flight from Oakland Intl. Airport to Ontario Airport?

> Round-trip tickets between Oakland Intl. Airport (OAK) and Ontario Airport start from . This figure is based on fares quoted within the last 7 days on Expedia for flights departing within the next year — book today so you don't miss out. Prices and availability are subject to change. Additional terms apply.

### Do I need to pay a cancellation fee if I cancel my flight from Oakland Intl. Airport (OAK) to Ontario Airport?

> Most flights can be cancelled online, but whether or not you incur a fee varies between airlines. If you do need to cancel your break, follow the easy instructions in the [Customer Service Portal](https://www.expedia.ca/helpcenter).

### How do I find cheap flights from OAK to Los Angeles - Ontario Intl. Airport (ONT) that have flexible change policies?

> Plenty of airlines offer the option to move your flight without charging a fee. All you pay is the fare difference. When looking for Oakland Intl. Airport (OAK) to Ontario Airport flights, you'll find a "No change fees" filter for you to pick.

### How many hours is the flight from Oakland Intl. Airport to Ontario Airport?

> It takes about 1 hour and 24 minutes to fly from Oakland Intl. Airport (OAK) to Los Angeles - Ontario Intl. Airport (ONT). Recline your seat and make yourself comfortable — but not too comfortable. You'll be landing in no time.

### How far is the flight from Oakland Intl. Airport (OAK) to Los Angeles - Ontario Intl. Airport (ONT)?

> You can forget about a movie marathon on this flight — it's just 580 kilometres from Oakland to Ontario. Sit down, get comfortable and you'll be touching down before long.

### Which airlines fly direct from Oakland Intl. Airport (OAK) to Ontario Airport?

> Offering 117 flights monthly, Southwest Airlines (WN) is a top choice when flying straight from OAK to Ontario Airport.

### Are OAK to Los Angeles - Ontario Intl. Airport (ONT) flight tickets cheaper when they're purchased at the last minute?

> Last-minute bookings from Oakland Intl. Airport to Ontario Airport can be hit-or-miss. You may be able to score a bargain, but then again, you could miss out! If you'd rather play it safe and start your trip planning ahead of time, Expedia compares flight deals up to 12 months in advance. Just keep in mind that not all airlines publish their prices so far in advance. Our top tip? Check back often as updates are made frequently.

## Travel information

| Origin airport | Oakland Intl. |
| --- | --- |
| Destination airport | Los Angeles - Ontario Intl. |
| Distance | 578 km |
| Average flight time | 1 hour 20 mins |

## Book with confidence

### Oakland to Los Angeles Flights

**The easy way to book your flights from Oakland to Ontario** 

With Expedia, it’s simple to find and book flights to Ontario from Oakland whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Los Angeles - Ontario Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Oakland to Ontario today, tomorrow, or this week.  

**Save dollars with cheap flights from Oakland Intl., OAK to Los Angeles - Ontario Intl., ONT** 

Sort your search results by price to find great deals on your flight from Oakland to Ontario—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Ontario from Oakland currently is just rising to .  

Here are more money-saving tips: 

-   Fly in when flight prices are normally at their lowest 
-   Book about a month to 6 weeks before you travel for the best prices to Ontario  
-   Avoid peak season and weekends when flights can cost more
-   Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
-   One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

**Reasons to choose Expedia for your flight to Ontario from Oakland** 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Ontario with Expedia today.

## Explore a world of travel with Expedia

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