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Cheap flights from Green Bay to Illinois from $164

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Green Bay to Illinois departing on 6/16. 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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0 bags

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Find the cheapest flights from Green Bay to Illinois

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:24 pm - 6:58 pm
GRB
-
ORD
1h 34mnonstop
American Airlines Logo
1:14 pm - 2:25 pm
ORD
-
GRB
1h 11mnonstop
$239American Airlines
Fri, May 15 - Fri, May 22
Delta Logo
5:01 pm - 8:14 pm
GRB
-
ORD
3h 13m
1 stop
Delta Logo
5:41 pm - 9:58 pm
ORD
-
GRB
4h 17m
1 stop
$259Delta
Fri, May 15 - Fri, May 22
American Airlines Logo
5:24 pm - 6:58 pm
GRB
-
ORD
1h 34mnonstop
American Airlines Logo
8:00 am - 9:12 am
ORD
-
GRB
1h 12mnonstop
$269American Airlines
Fri, May 1 - Tue, May 5
Delta Logo
7:00 am - 12:45 pm
GRB
-
ORD
5h 45m
1 stop
Delta Logo
11:09 am - 4:21 pm
ORD
-
GRB
5h 12m
1 stop
$289Delta
Tue, May 5 - Sat, May 9
American Airlines Logo
7:30 am - 2:03 pm
GRB
-
STL
6h 33m
1 stop
American Airlines Logo
5:51 am - 9:12 am
STL
-
GRB
3h 21m
1 stop
$291American Airlines
Sat, May 9 - Sat, May 16
Delta Logo
5:01 pm - 8:14 pm
GRB
-
ORD
3h 13m
1 stop
Delta Logo
5:19 pm - 8:34 pm
ORD
-
GRB
3h 15m
1 stop
$299Delta
Fri, May 15 - Mon, Jun 1
Delta Logo
11:53 am - 4:46 pm
GRB
-
STL
4h 53m
1 stop
Delta Logo
6:45 am - 10:31 am
STL
-
GRB
3h 46m
1 stop
$300Delta
Wed, May 20 - Tue, May 26
United Airlines Logo
5:31 pm - 6:55 pm
GRB
-
ORD
1h 24mnonstop
United Airlines Logo
5:50 pm - 7:07 pm
ORD
-
GRB
1h 17mnonstop
$309United Airlines
Tue, Sep 1 - Fri, Sep 11
United Airlines Logo
6:30 am - 7:57 am
GRB
-
ORD
1h 27mnonstop
United Airlines Logo
10:35 am - 11:59 am
ORD
-
GRB
1h 24mnonstop
$324United Airlines
Sat, Jun 27 - Wed, Jul 1
United Airlines Logo
5:00 am - 8:41 am
GRB
-
STL
3h 41m
1 stop
United Airlines Logo
8:35 pm - 12:29 am
STL
-
GRB
3h 54m
1 stop
$338United Airlines
Fri, Jul 17 - Sun, Jul 19

American Airlines flights from Green Bay to Illinois

Our best American Airlines deals on Green Bay to Illinois flight tickets
American Airlines
May 15
GRB5:24 pmGreen Bay Austin-Straubel
1h 34m
ORD6:58 pmChicago O'Hare Intl
May 22
ORD1:14 pmChicago O'Hare Intl
1h 11m
GRB2:25 pmGreen Bay Austin-Straubel
$239
American Airlines
May 1
GRB5:24 pmGreen Bay Austin-Straubel
1h 34m
ORD6:58 pmChicago O'Hare Intl
May 5
ORD8:00 amChicago O'Hare Intl
1h 12m
GRB9:12 amGreen Bay Austin-Straubel
$269
American Airlines
Apr 29
GRB7:30 amGreen Bay Austin-Straubel
1h 30m
ORD9:00 amChicago O'Hare Intl
May 9
ORD8:44 pmChicago O'Hare Intl
1h 19m
GRB10:03 pmGreen Bay Austin-Straubel
$279

Delta flights from Green Bay to Illinois

Our best Delta deals on Green Bay to Illinois flight tickets
Delta
May 15
GRB5:01 pmGreen Bay Austin-Straubel
3h 13m
1 stop
ORD8:14 pmChicago O'Hare Intl
May 22
ORD5:41 pmChicago O'Hare Intl
4h 17m
1 stop
GRB9:58 pmGreen Bay Austin-Straubel
$259
Delta
May 5
GRB7:00 amGreen Bay Austin-Straubel
5h 45m
1 stop
ORD12:45 pmChicago O'Hare Intl
May 9
ORD11:09 amChicago O'Hare Intl
5h 12m
1 stop
GRB4:21 pmGreen Bay Austin-Straubel
$289
Delta
May 15
GRB5:01 pmGreen Bay Austin-Straubel
3h 13m
1 stop
ORD8:14 pmChicago O'Hare Intl
Jun 1
ORD5:19 pmChicago O'Hare Intl
3h 15m
1 stop
GRB8:34 pmGreen Bay Austin-Straubel
$299

momondo Fare Finder

 
Customize your flight search to find flights from Green Bay to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated April 21, 2026.
Use the filters below to find and compare flights from Green Bay to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Green BayChicago

GRB - ORD

GRBORD

Green Bay Austin-Straubel

Fri 5/15

5:24 pm-6:58 pm

Nonstop1h 34m

Chicago O'Hare Intl

Fri 5/22

1:14 pm-2:25 pm

Nonstop1h 11m

$239

Green BayChicago

GRB - ORD

GRBORD

Green Bay Austin-Straubel

Fri 5/15

5:01 pm-8:14 pm

1 stop3h 13m

Chicago O'Hare Intl

Fri 5/22

5:41 pm-9:58 pm

1 stop4h 17m

$259

Green BayChicago

GRB - ORD

GRBORD

Green Bay Austin-Straubel

Fri 5/1

5:24 pm-6:58 pm

Nonstop1h 34m

Chicago O'Hare Intl

Tue 5/5

8:00 am-9:12 am

Nonstop1h 12m

$269

Green BayChicago

GRB - ORD

GRBORD

Green Bay Austin-Straubel

Tue 5/5

7:00 am-12:45 pm

1 stop5h 45m

Chicago O'Hare Intl

Sat 5/9

11:09 am-4:21 pm

1 stop5h 12m

$289

Green BaySt. Louis

GRB - STL

GRBSTL

Green Bay Austin-Straubel

Sat 5/9

7:30 am-2:03 pm

1 stop6h 33m

Lambert-St Louis

Sat 5/16

5:51 am-9:12 am

1 stop3h 21m

$291

Green BayChicago

GRB - ORD

GRBORD

Green Bay Austin-Straubel

Fri 5/15

5:01 pm-8:14 pm

1 stop3h 13m

Chicago O'Hare Intl

Mon 6/1

5:19 pm-8:34 pm

1 stop3h 15m

$299

Green BaySt. Louis

GRB - STL

GRBSTL

Green Bay Austin-Straubel

Wed 5/20

11:53 am-4:46 pm

1 stop4h 53m

Lambert-St Louis

Tue 5/26

6:45 am-10:31 am

1 stop3h 46m

$300
Quickest round-trip

Green BayChicago

GRB - ORD

GRBORD

Green Bay Austin-Straubel

Tue 9/1

5:31 pm-6:55 pm

Nonstop1h 24m

Chicago O'Hare Intl

Fri 9/11

5:50 pm-7:07 pm

Nonstop1h 17m

$309

Green BayChicago

GRB - ORD

GRBORD

Green Bay Austin-Straubel

Sat 6/27

6:30 am-7:57 am

Nonstop1h 27m

Chicago O'Hare Intl

Wed 7/1

10:35 am-11:59 am

Nonstop1h 24m

$324

Green BaySt. Louis

GRB - STL

GRBSTL

Green Bay Austin-Straubel

Fri 7/17

5:00 am-8:41 am

1 stop3h 41m

Lambert-St Louis

Sun 7/19

8:35 pm-12:29 am

1 stop3h 54m

$338

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

How to get the cheapest flight ticket from Green Bay to Illinois

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 Illinois?

The cheapest day to depart from Green Bay to Illinois is on a Friday when prices can be found for as low as $422. Flights from Green Bay to Illinois on a Monday will generally be more expensive and average around $656. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the afternoon. Flights from Green Bay to Illinois during this time can be as low as $457. Flights in the evening are often more expensive with an average ticket price of $679.

What is the cheapest Green Bay Austin-Straubel to Illinois flight route?

Fly from Green Bay Austin-Straubel to Chicago O'Hare Intl for the best Green Bay Austin-Straubel - Illinois flight prices

What cabin class options are available on Green Bay Austin-Straubel to Illinois flights?

There are 4 cabin classes available to choose from on Green Bay Austin-Straubel to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Green Bay to Illinois flights?

You could potentially save up to 13% on your flight if you consider stops on a Green Bay to Illinois flight.

Cheap Green Bay to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Green Bay to Illinois

Best Price Found

$230

Fastest flight time

1h 12m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in Illinois

98 airports
The best one-way flight to Illinois from Green Bay in the past 72 hours is $230. The best round-trip flight deal from Green Bay to Illinois found on momondo in the last 72 hours is $367.
The fastest flight from Green Bay to Illinois takes 1h 12m
Direct flights go from Green Bay to Illinois on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There are 98 airports in Illinois. From Green Bay there are direct flights to Chicago O'Hare Intl (ORD).
Search flight deals

Frequently asked questions about flying from Green Bay to Illinois

  • When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to Illinois?

    Prices for flights from Green Bay Austin-Straubel Airport to Illinois are updated daily.

  • How many operators does momondo search for flights from Green Bay Austin-Straubel Airport to Illinois?

  • How old do you have to be to fly from Green Bay Austin-Straubel Airport to Illinois?

    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 Green Bay Austin-Straubel Airport to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The necessary travel and health documents for your Illinois 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 plane model from Green Bay to Illinois?

Best airlines flying from Green Bay to Illinois

Compare and see reviews for airlines that fly from Green Bay to Illinois with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $179Free CancellationRating
7.4
9,613 reviews
Search United Airlines flights
American AirlinesPriceFrom $184Free CancellationRating
7.1
11,645 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Green Bay to Illinois?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Green Bay to Illinois for you.

Can I find flights from Green Bay to Illinois with flexible booking policies on momondo?

Yes. All flights to Illinois from Green Bay on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Green Bay to Illinois?

Once all potential Green Bay to Illinois flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Green Bay to Illinois right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Green Bay to Illinois flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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