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Cheap flights from Illinois to Green Bay from $188

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Green Bay departing on 9/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Illinois to Green Bay

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
10:45 am - 11:56 am
ORD
-
GRB
1h 11mnonstop
American Airlines Logo
7:02 pm - 8:40 pm
GRB
-
ORD
1h 38mnonstop
$239American Airlines
Thu, Aug 6 - Wed, Aug 12
American Airlines Logo
10:45 am - 11:56 am
ORD
-
GRB
1h 11mnonstop
American Airlines Logo
12:26 pm - 1:49 pm
GRB
-
ORD
1h 23mnonstop
$240American Airlines
Fri, Aug 14 - Fri, Aug 21
American Airlines Logo
8:05 am - 9:21 am
ORD
-
GRB
1h 16mnonstop
American Airlines Logo
6:08 am - 7:35 am
GRB
-
ORD
1h 27mnonstop
$241American Airlines
Thu, Jul 23 - Sun, Jul 26
Delta Logo
7:05 am - 10:22 am
ORD
-
GRB
3h 17m
1 stop
Delta Logo
7:00 am - 12:59 pm
GRB
-
ORD
5h 59m
1 stop
$259Delta
Fri, Sep 18 - Mon, Sep 21
United Airlines Logo
8:40 am - 10:01 am
ORD
-
GRB
1h 21mnonstop
United Airlines Logo
9:00 am - 10:27 am
GRB
-
ORD
1h 27mnonstop
$269United Airlines
Sat, Jul 18 - Mon, Jul 20
Delta Logo
1:59 pm - 8:40 pm
ORD
-
GRB
6h 41m
1 stop
Delta Logo
6:57 am - 10:42 am
GRB
-
ORD
3h 45m
1 stop
$274Delta
Fri, Aug 7 - Sun, Aug 9
American Airlines Logo
6:00 am - 11:56 am
STL
-
GRB
5h 56m
1 stop
American Airlines Logo
7:02 pm - 11:58 pm
GRB
-
STL
4h 56m
1 stop
$289American Airlines
Fri, Aug 14 - Sun, Aug 16
Delta Logo
6:59 am - 10:27 am
ORD
-
GRB
3h 28m
1 stop
Delta Logo
11:07 am - 4:17 pm
GRB
-
ORD
5h 10m
1 stop
$289Delta
Tue, Aug 11 - Sat, Aug 15
United Airlines Logo
3:35 pm - 4:43 pm
ORD
-
GRB
1h 08mnonstop
United Airlines Logo
5:18 pm - 6:36 pm
GRB
-
ORD
1h 18mnonstop
$307United Airlines
Sun, Nov 22 - Sat, Nov 28
United Airlines Logo
8:40 am - 10:01 am
ORD
-
GRB
1h 21mnonstop
United Airlines Logo
6:25 am - 7:49 am
GRB
-
ORD
1h 24mnonstop
$309United Airlines
Sat, Aug 8 - Wed, Aug 12

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Delta flights from Illinois to Green Bay

Our best Delta deals on Illinois to Green Bay flight tickets
Delta
Sep 18
ORD7:05 amChicago O'Hare Intl
3h 17m
1 stop
GRB10:22 amGreen Bay Austin-Straubel
Sep 21
GRB7:00 amGreen Bay Austin-Straubel
5h 59m
1 stop
ORD12:59 pmChicago O'Hare Intl
$259
Delta
Aug 7
ORD1:59 pmChicago O'Hare Intl
6h 41m
1 stop
GRB8:40 pmGreen Bay Austin-Straubel
Aug 9
GRB6:57 amGreen Bay Austin-Straubel
3h 45m
1 stop
ORD10:42 amChicago O'Hare Intl
$274
Delta
Aug 11
ORD6:59 amChicago O'Hare Intl
3h 28m
1 stop
GRB10:27 amGreen Bay Austin-Straubel
Aug 15
GRB11:07 amGreen Bay Austin-Straubel
5h 10m
1 stop
ORD4:17 pmChicago O'Hare Intl
$289

United Airlines flights from Illinois to Green Bay

Our best United Airlines deals on Illinois to Green Bay flight tickets
United Airlines
Jul 18
ORD8:40 amChicago O'Hare Intl
1h 21m
GRB10:01 amGreen Bay Austin-Straubel
Jul 20
GRB9:00 amGreen Bay Austin-Straubel
1h 27m
ORD10:27 amChicago O'Hare Intl
$269
United Airlines
Nov 22
ORD3:35 pmChicago O'Hare Intl
1h 08m
GRB4:43 pmGreen Bay Austin-Straubel
Nov 28
GRB5:18 pmGreen Bay Austin-Straubel
1h 18m
ORD6:36 pmChicago O'Hare Intl
$307
United Airlines
Aug 8
ORD8:40 amChicago O'Hare Intl
1h 21m
GRB10:01 amGreen Bay Austin-Straubel
Aug 12
GRB6:25 amGreen Bay Austin-Straubel
1h 24m
ORD7:49 amChicago O'Hare Intl
$309

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Green Bay 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 July 3, 2026.
Use the filters below to find and compare flights from Illinois to Green Bay that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoGreen Bay

ORD - GRB

ORDGRB

Chicago O'Hare Intl

Thu 8/6

10:45 am-11:56 am

Nonstop1h 11m

Green Bay Austin-Straubel

Wed 8/12

7:02 pm-8:40 pm

Nonstop1h 38m

$239

ChicagoGreen Bay

ORD - GRB

ORDGRB

Chicago O'Hare Intl

Fri 8/14

10:45 am-11:56 am

Nonstop1h 11m

Green Bay Austin-Straubel

Fri 8/21

12:26 pm-1:49 pm

Nonstop1h 23m

$240

ChicagoGreen Bay

ORD - GRB

ORDGRB

Chicago O'Hare Intl

Thu 7/23

8:05 am-9:21 am

Nonstop1h 16m

Green Bay Austin-Straubel

Sun 7/26

6:08 am-7:35 am

Nonstop1h 27m

$241

ChicagoGreen Bay

ORD - GRB

ORDGRB

Chicago O'Hare Intl

Fri 9/18

7:05 am-10:22 am

1 stop3h 17m

Green Bay Austin-Straubel

Mon 9/21

7:00 am-12:59 pm

1 stop5h 59m

$259

ChicagoGreen Bay

ORD - GRB

ORDGRB

Chicago O'Hare Intl

Sat 7/18

8:40 am-10:01 am

Nonstop1h 21m

Green Bay Austin-Straubel

Mon 7/20

9:00 am-10:27 am

Nonstop1h 27m

$269

ChicagoGreen Bay

ORD - GRB

ORDGRB

Chicago O'Hare Intl

Fri 8/7

1:59 pm-8:40 pm

1 stop6h 41m

Green Bay Austin-Straubel

Sun 8/9

6:57 am-10:42 am

1 stop3h 45m

$274

St. LouisGreen Bay

STL - GRB

STLGRB

Lambert-St Louis

Fri 8/14

6:00 am-11:56 am

1 stop5h 56m

Green Bay Austin-Straubel

Sun 8/16

7:02 pm-11:58 pm

1 stop4h 56m

$289

ChicagoGreen Bay

ORD - GRB

ORDGRB

Chicago O'Hare Intl

Tue 8/11

6:59 am-10:27 am

1 stop3h 28m

Green Bay Austin-Straubel

Sat 8/15

11:07 am-4:17 pm

1 stop5h 10m

$289
Quickest round-trip

ChicagoGreen Bay

ORD - GRB

ORDGRB

Chicago O'Hare Intl

Sun 11/22

3:35 pm-4:43 pm

Nonstop1h 08m

Green Bay Austin-Straubel

Sat 11/28

5:18 pm-6:36 pm

Nonstop1h 18m

$307

ChicagoGreen Bay

ORD - GRB

ORDGRB

Chicago O'Hare Intl

Sat 8/8

8:40 am-10:01 am

Nonstop1h 21m

Green Bay Austin-Straubel

Wed 8/12

6:25 am-7:49 am

Nonstop1h 24m

$309

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 Green Bay from

How to get the cheapest flight ticket from Illinois 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 month to fly to Green Bay?

The month of March is, on average, the cheapest month to fly to Green Bay from Illinois, with most prices found around $0. If you aren’t able to travel during the month of March, then book flights to Green Bay from Illinois during September instead. Flights to Green Bay in September, while not as cheap as those in March, still average around $179.

What is the cheapest day to depart on your flight to Green Bay?

The cheapest day to depart from Illinois to Green Bay is on a Wednesday when prices can be found for as low as $209. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Illinois to Green Bay for around $339.

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 morning. Flights from Illinois to Green Bay during this time can be as low as $254. In the evening is when there is more demand to fly to Green Bay, so prices are often more expensive at around $338 per ticket.

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

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

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

There are 2 cabin classes available to choose from on Illinois to Green Bay 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 Illinois to Green Bay flights?

You could potentially save up to 1% on your flight if you consider stops on a Illinois to Green Bay flight.

Cheap Illinois to Green Bay flight deals and tips

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

Best Price Found

$268

Fastest flight time

1h 08m

Direct flights

Every day

Airports in Green Bay

1 airport
The best one-way flight to Green Bay from Illinois in the past 72 hours is $268. The best round-trip flight deal from Illinois to Green Bay found on momondo in the last 72 hours is $349.
The fastest flight from Illinois to Green Bay takes 1h 08m
Direct flights go from Illinois to Green Bay every day.
There is 1 airport in Green Bay. From Illinois there are direct flights to Green Bay Austin-Straubel (GRB).
Search flight deals

Frequently asked questions about flying from Illinois to Green Bay

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Green Bay Austin-Straubel Airport.

  • What documentation or ID do you need to fly to Green Bay Austin-Straubel Airport?

    The required travel and health documents for your Green Bay Austin-Straubel Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Green Bay Austin-Straubel Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Illinois to Green Bay?

Best airlines flying from Illinois to Green Bay

Compare and see reviews for airlines that fly from Illinois to Green Bay with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $179Free CancellationRating
7.1
11,770 reviews
Search American Airlines flights
United AirlinesPriceFrom $179Free CancellationRating
7.4
9,926 reviews
Search United Airlines flights

Traveling to a place near Green Bay?

Book flights to Green Bay if you plan to visit one of these locations
Sturgeon Bay
Manitowoc
Marinette
Shawano
De Pere

Why use momondo?

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

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 Illinois to Green Bay for you.

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

All flight searches from Illinois to Green Bay on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Illinois to Green Bay.

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

If you are simply researching potential flights to Green Bay, momondo offers a useful price alert feature which will track prices for flights to Green Bay from Illinois and alert you when they change.

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