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Did you mean flights from Ontario to Green Bay?
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Ontario International Airport
At present, there are no direct flights from Green Bay to Ontario.
However, there are several flights from GRB to ONT with a stopover.
Select a stopover airport from the list below to see which airlines operate flights from GRB to ONT, and to see what flight schedules are available.
In Ontario, the summers are known for being warm, long, and dry, with temperatures typically reaching about 30°C (86°F). The area’s breathtaking scenery complements the sun-filled lifestyle, making it a popular destination for visitors all year round who are looking for relaxation, fun by the water, and the beauty of the outdoors.
Ontario is best explored from mid-spring to summer, specifically between April and September, as most rainfall occurs from October to February.

In total there are 2 airlines that cover the full route from Green Bay GRB to Ontario ONT. These airlines are:
All other flights from Green Bay to Ontario are operated by a combination of multiple carriers, which are listed below:
In total there are 2 alliances that cover the full route from Green Bay GRB to Ontario ONT. These alliances are:
You can fly the full journey from GRB to ONT in either Economy or Business Class. Premium Economy and First Class are not available on this route, at least not on the full route with just 1 stopover.
At this moment, it is not possible to cover the full route from Green Bay to Ontario (with 1 stopover) with one specific type of aircraft. All flights from Green Bay to Ontario are operated by a combination of multiple aircraft types.
The distance between Green Bay and Ontario is 1,723 miles (2,772 kilometers).
However, because there are no direct flights between GRB and ONT, the distance of the full journey varies between 1,868 and 2,668 miles (or 3,006 and 4,294 kilometers), depending on your stopover airport.
Flights from Green Bay to Ontario take from 6 hours and 11 minutes up to 7 hours and 12 minutes, depending on your stopover airport.
Please note that these times refer to the actual flight times, excluding the stopover time in between connecting flights, as this depends on your stopover airport as well as your date(s) of travel.
There is 1 airport in Ontario: Ontario International Airport (ONT).
From 6 hours and 11 minutes up to 7 hours and 12 minutes, depending on your stopover airport.
Note that this excludes the layover time in between connecting flights.
Because there are no direct flights between GRB and ONT, the total distance of the full journey varies between 1,868 and 2,668 miles (or 3,006 and 4,294 kilometers), depending on your stopover airport.
United Airlines and Delta are flying the full route from Green Bay to Ontario.
American Airlines also operates connecting flights, but only partly.
SkyTeam and Star Alliance are flying from Green Bay to Ontario.
You can fly the full route from Green Bay to Ontario (with 1 stopover) in Economy and Business Class.
There is no specific aircraft type that covers the full route (with 1 stopover) from Green Bay to Ontario at this moment.
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