Cheap Flights from Green Bay Airport to Illinois from $402 Return

Flight deals from Green Bay Airport to Illinois

Looking for a cheap last-minute deal or the best return flight from Green Bay Airport to Illinois? If you want to travel next month, return fares start from $408. Find the lowest prices on one-way and return tickets right here.

Chicago.$402 per passenger.Departing Thu, 8 Oct, returning Sun, 11 Oct.Return flight with United.Outbound direct flight with United departs from Green Bay on Thu, 8 Oct, arriving in Chicago O'Hare International.Inbound direct flight with United departs from Chicago O'Hare International on Sun, 11 Oct, arriving in Green Bay.Price includes taxes and charges.From $402, select.

Moline.$475 per passenger.Departing Mon, 15 Jun, returning Sun, 21 Jun.Return flight with United.Outbound indirect flight with United, departs from Green Bay on Mon, 15 Jun, arriving in Moline.Inbound indirect flight with United, departs from Moline on Sun, 21 Jun, arriving in Green Bay.Price includes taxes and charges.From $475, select.

Decatur.$887 per passenger.Departing Sat, 20 Jun, returning Fri, 26 Jun.Return flight with United.Outbound indirect flight with United, departs from Green Bay on Sat, 20 Jun, arriving in Decatur.Inbound indirect flight with United, departs from Decatur on Fri, 26 Jun, arriving in Green Bay.Price includes taxes and charges.From $887, select.

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Flying from Green Bay Airport to Illinois

Arm yourself with these facts on the fly.

Cheapest flight found	$402
Cheapest month to fly	October
Average flight time	1 hr, 24 mins
Average flights per week	310
Most popular airline	United

How to find cheap flights from Green Bay Airport to Illinois

We've compared the best online travel agents and flight providers on the internet to find the cheapest plane tickets from Green Bay Airport to Illinois. Other savvy travellers recently found return flights from $402 and one-way tickets from $278. Ready to join them? Here are a few tips to help you do it the smart way.

Fly in October

The cheapest time to fly from Green Bay Airport to Illinois is currently October.

Flex your dates for the best rates

If you’re flexible on your departure dates, you can use Skyscanner's whole month tool to find the cheapest day of the year to fly from Green Bay Airport to anywhere you choose in Illinois.

Watch as fares rise and fall

With Price Alerts, we'll let you know when flight prices from Green Bay Airport to your chosen airport in Illinois go up or down so you can book when the time is just right.

Relax – these are fee-free flight tickets

With us, there are no added fees – the Illinois Airport to Illinois flight price you see when you search with us is what you pay to the provider.

Frequently asked questions

Are there any direct flights from Green Bay Airport to Illinois?

Yes - direct flights currently operate from Green Bay Airport to Chicago O'Hare International Airport in Illinois.

What is the average price of a flight from Green Bay Airport to Illinois?

We looked at all of the upcoming return flights from Green Bay Airport to Illinois we could find over the next 12 months. It looks like $402 is the best price. This is good, compared to the average Illinois ticket price of $588.

What is the cheapest month to fly from Green Bay Airport to Illinois?

The cheapest month to fly from Green Bay Airport to Decatur Airport is currently June.
The cheapest month to fly from Green Bay Airport to Moline Airport is currently June.
And the cheapest month to fly from Green Bay Airport to Chicago O'Hare International Airport is usually October.

Which upcoming date is cheapest to fly from Green Bay Airport to Illinois on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Green Bay Airport to Illinois on Thursday, 8 October 2026.

If I'm flying from Green Bay Airport, where in Illinois is cheapest to fly into?

If you're flying from Green Bay, the cheapest city in Illinois to fly into is Chicago. The cheapest airport serving Chicago at the moment is Chicago O'Hare International.