Cheap flights from Ontario to Green Bay from $248
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Green Bay departing on 6/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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American Airlines flights from Ontario to Green Bay
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Delta flights from Ontario to Green Bay
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How to get the cheapest flight ticket from Ontario to Green Bay
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 day to depart on your flight to Green Bay?
The cheapest day to depart from Ontario to Green Bay is on a Thursday when prices can be found for as low as $493. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Ontario to Green Bay for around $765.
What is the cheapest time of day to depart on your flight to Green Bay?
Our most recent data shows that the best time of day to fly to Green Bay is in the evening. Flights from Ontario to Green Bay during this time can be as low as $438. At noon is when there is more demand to fly to Green Bay, so prices are often more expensive at around $507 per ticket.
What is the cheapest airline that flies from Ontario to Green Bay Austin-Straubel?
Frontier and United Airlines are the most popular carriers operating from Ontario to Green Bay Austin-Straubel
What airlines fly to Green Bay?
American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Green Bay from Ontario according to our data. American Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Green Bay. Keep in mind that there are 3 different airlines that fly to Green Bay on a routine basis, so you have a few additional options to choose from.
When to book flights from Ontario to Green Bay
Cheap Ontario to Green Bay (ONT to GRB) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Ontario to Green Bay
How far is Ontario to Green Bay Austin-Straubel by plane?
The straight-line distance from Ontario to Green Bay Austin-Straubel is 1727.6 mi. By plane, this route typically takes 6h 07m.
When did momondo last update prices for flights from Ontario Airport to Green Bay Austin-Straubel Airport?
Prices for flights from Ontario Airport to Green Bay Austin-Straubel Airport were last updated today.
How many operators does momondo search for flights from Ontario Airport to Green Bay Austin-Straubel Airport?
As of April 2025, there are 2 operators available to choose from for flights from Ontario Airport to Green Bay Austin-Straubel Airport.
How old do you have to be to fly from Ontario Airport to Green Bay Austin-Straubel Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Green Bay Austin-Straubel Airport.
What documentation or ID do you need to fly to Green Bay Austin-Straubel Airport?
The necessary travel and health documents for your Green Bay Austin-Straubel Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Ontario to Green Bay?
momondo data reveals that the most frequently booked airline on the route from Ontario to Green Bay is Delta, representing 54% of all bookings. The subsequent popular airline is American Airlines at 46%.
Best airlines flying from Ontario to Green Bay
Compare and see reviews for airlines that fly from Ontario to Green Bay with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $353 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $371 | Free Cancellation | Rating 8.0 7,929 reviews |
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Why should I use momondo to find a flight deal from Ontario to Green Bay?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Green Bay. momondo saves you time and could save you money on your trip.
Can I find flights from Ontario to Green Bay with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Ontario to Green Bay flights to just show those with flexible booking policies.
How can momondo help me find flights from Ontario to Green Bay?
momondo provides multiple filters to help you find the best flight to Green Bay from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Ontario to Green Bay right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Ontario to Green Bay flights. All you need is a valid email address and we will do the rest; it is that quick and easy.