Title: Cheap Flights from Ontario (ONT) to Green Bay (GRB) - Expedia.ca ![](https://images.trvl-media.com/place/1374/eebe4456-317a-45dd-adbd-4d9ba851930d.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/1374/eebe4456-317a-45dd-adbd-4d9ba851930d.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Ontario (ONT) to Green Bay (GRB) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Green Bay Austin Straubel Intl. Airport (GRB) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:ont,to:grb,departure:15/11/2025TANYT&leg2=from:grb,to:ont,departure:22/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![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:ont,to:grb,departure:15/11/2025TANYT&leg2=from:grb,to:ont,departure:22/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:ont,to:grb,departure:15/11/2025TANYT&leg2=from:grb,to:ont,departure:22/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Find the cheapest month to fly from Ontario (ONT) to Green Bay (GRB) ### May is typically the cheapest month to fly From CA $323 - CA $879 per traveller. ## Frequently asked questions ### How much is a flight from Los Angeles - Ontario Intl. Airport (ONT) to GRB? > Round-trip journeys between Ontario Airport and Green Bay Airport start from . This price is based on fares available within the last 7 days on Expedia for flights departing within the next year — book ASAP 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 Los Angeles - Ontario Intl. Airport (ONT) to Green Bay Airport? > Most flights can be conveniently cancelled online, but whether you are charged a fee differs between airlines. If you do need to cancel your vacation, follow the instructions in the [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from Ontario Airport to Green Bay Airport that have flexible change policies? > Flights from Ontario Airport to Green Bay Airport offering flexible change policies are available from several carriers. Simply use our "No change fees" filter when searching. You'll only need to pay the cost difference between flights, without any added fees to worry about. ### How many hours is the flight from Los Angeles - Ontario Intl. Airport (ONT) to GRB? > Lasting around 6 hours and 14 minutes, the flight between ONT and Green Bay Airport is a great opportunity to do some last-minute planning. Why not use the time to work on your itinerary for Green Bay? ### How far is the flight from Ontario Airport to GRB? > It's around 2,800 kilometres from Los Angeles - Ontario Intl. Airport (ONT) to Green Bay Airport, so you'll be in your seat for a while. Keep yourself entertained with things like your e-reader or a gripping book. ### Which airlines fly direct from ONT to Green Bay Airport? > At present, no airlines offer flights directly from Los Angeles - Ontario Intl. Airport (ONT) to GRB. You'll have to book a flight with one or more stops. To get the best price and connections, lock in your fare well in advance. ### Are ONT to GRB flight tickets cheaper when they're purchased at the last minute? > Last-minute bookings from Ontario Airport to Green Bay Airport can be hit-or-miss. It is possible to find a bargain, but then again, you could miss out altogether! If you'd rather play it safe and start your travel planning ahead of time, Expedia compares flight deals up to a year in advance. Just bear in mind that not all airlines advertise their prices that far in advance. Our suggestion? Check back often as updates are made frequently. ## Travel information | Origin airport | Los Angeles - Ontario Intl. | | --- | --- | | Destination airport | Austin Straubel Intl. | | Distance | 2752 km | ## Book with confidence ### Los Angeles to Green Bay Flights **The easy way to book your flights from Ontario to Green Bay**  With Expedia, it’s simple to find and book flights to Green Bay from Ontario whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Austin Straubel 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 Ontario to Green Bay today, tomorrow, or this week.   **Save dollars with cheap flights from Los Angeles - Ontario Intl., ONT to Austin Straubel Intl., GRB**  Sort your search results by price to find great deals on your flight from Ontario to Green Bay—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Green Bay from Ontario 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 Green Bay   - 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 Green Bay from Ontario**  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. 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