How does KAYAK find such low prices on flights from Illinois to Green Bay?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Green Bay.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Green Bay?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Green Bay from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Green Bay?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Green Bay with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Green Bay?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Green Bay from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$169 CHEAP FLIGHTS from Illinois to Green Bay

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Flight Deals

Cheap Flights from Illinois to Green Bay

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Green Bay

Fri, Oct 23 - Sun, Oct 25

6:29 pm - 7:48 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 19mnonstop

5:30 pm - 7:05 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 35mnonstop

$249United Airlines

Fri, Sep 11 - Sun, Sep 13

4:00 pm - 5:19 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 19mnonstop

7:05 am - 8:29 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 24mnonstop

$249United Airlines

Thu, Sep 17 - Mon, Sep 21

11:00 pm - 12:13 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 13mnonstop

5:43 am - 7:15 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 32mnonstop

$249American Airlines

Fri, Sep 11 - Sun, Sep 13

8:15 am - 9:35 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 20mnonstop

8:27 pm - 10:00 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 33mnonstop

$249American Airlines

Sun, Sep 13 - Sun, Sep 20

6:00 pm - 7:22 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 22mnonstop

8:05 am - 9:33 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 28mnonstop

$249United Airlines

Thu, Sep 17 - Sun, Sep 20

10:00 pm - 11:19 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 19mnonstop

6:36 am - 8:00 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 24mnonstop

$249United Airlines

Fri, Oct 30 - Sat, Oct 31

12:48 pm - 2:02 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 14mnonstop

8:04 pm - 9:29 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 25mnonstop

$249American Airlines

Fri, Oct 23 - Sun, Oct 25

5:29 pm - 9:01 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

3h 32m1 stop Detroit Metropolitan Wayne County

7:00 am - 10:29 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

3h 29m1 stop Detroit Metropolitan Wayne County

$269Delta

Wed, Sep 2 - Sun, Sep 6

6:59 am - 10:27 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

3h 28m1 stop Detroit Metropolitan Wayne County

12:03 pm - 5:41 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

5h 38m1 stop Minneapolis St Paul

$299Delta

Sun, Sep 13 - Sun, Sep 20

6:10 am - 11:22 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

5h 12m1 stop Minneapolis St Paul

7:00 am - 10:37 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

3h 37m1 stop Detroit Metropolitan Wayne County

$314Delta

Recent last minute flight deals from Illinois to Green Bay

Sat, Aug 22 - Tue, Aug 25

5:08 pm - 6:25 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 17mnonstop

5:55 am - 7:20 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 25mnonstop

$343American Airlines

Fri, Aug 21 - Mon, Aug 24

1:29 pm - 2:41 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 12mnonstop

3:20 pm - 4:44 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 24mnonstop

$359American Airlines

Sat, Aug 22 - Tue, Aug 25

6:00 am - 11:22 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

5h 22m1 stop Minneapolis St Paul

11:07 am - 4:17 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

5h 10m1 stop Detroit Metropolitan Wayne County

$362Delta

Fri, Aug 21 - Mon, Aug 24

1:59 pm - 8:40 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

6h 41m1 stop Detroit Metropolitan Wayne County

4:13 pm - 9:47 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

5h 34m1 stop Minneapolis St Paul

$379Delta

Thu, Aug 20 - Sun, Aug 23

8:07 pm - 12:16 amSTL Lambert-St Louis-GRB Green Bay Austin-Straubel

4h 09m1 stop Chicago O'Hare Intl

7:02 pm - 11:58 pmGRB Green Bay Austin-Straubel-STL Lambert-St Louis

4h 56m1 stop Chicago O'Hare Intl

$379American Airlines

Thu, Aug 20 - Sat, Aug 22

8:40 am - 9:59 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 19mnonstop

6:25 am - 7:49 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 24mnonstop

$392United Airlines

Fri, Aug 21 - Sat, Aug 22

10:45 am - 11:56 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 11mnonstop

5:37 am - 6:59 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 22mnonstop

$392American Airlines

Fri, Aug 21 - Sat, Aug 22

1:59 pm - 8:40 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

6h 41m1 stop Detroit Metropolitan Wayne County

6:57 am - 1:50 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

6h 53m1 stop Detroit Metropolitan Wayne County

$412Delta

Thu, Aug 20 - Sat, Aug 22

6:00 am - 11:22 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

5h 22m1 stop Minneapolis St Paul

6:57 am - 10:42 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

3h 45m1 stop Detroit Metropolitan Wayne County

$429Delta

Sun, Aug 23 - Tue, Aug 25

8:00 am - 11:55 amSTL Lambert-St Louis-GRB Green Bay Austin-Straubel

3h 55m1 stop Chicago O'Hare Intl

9:14 am - 3:38 pmGRB Green Bay Austin-Straubel-STL Lambert-St Louis

6h 24m1 stop Chicago O'Hare Intl

$647United Airlines

Recent direct flight deals from Illinois to Green Bay

Sun, Sep 13 - Sun, Sep 20

6:29 pm - 7:51 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 22mnonstop

6:36 am - 8:00 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 24mnonstop

$249United Airlines

Fri, Sep 11 - Sun, Sep 13

4:00 pm - 5:19 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 19mnonstop

7:05 am - 8:29 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 24mnonstop

$249United Airlines

Thu, Sep 17 - Mon, Sep 21

11:00 pm - 12:13 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 13mnonstop

5:43 am - 7:15 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 32mnonstop

$249American Airlines

Fri, Oct 30 - Sat, Oct 31

12:48 pm - 2:02 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 14mnonstop

8:04 pm - 9:29 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 25mnonstop

$249American Airlines

Fri, Oct 23 - Sun, Oct 25

6:29 pm - 7:48 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 19mnonstop

5:30 pm - 7:05 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 35mnonstop

$249United Airlines

Sun, Sep 13 - Sun, Sep 20

6:00 pm - 7:22 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 22mnonstop

8:05 am - 9:33 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 28mnonstop

$249United Airlines

Thu, Sep 17 - Sun, Sep 20

10:00 pm - 11:19 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 19mnonstop

6:36 am - 8:00 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 24mnonstop

$249United Airlines

Fri, Oct 2 - Sun, Oct 4

7:45 pm - 9:03 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 18mnonstop

6:20 am - 7:46 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 26mnonstop

$249United Airlines

Sat, Dec 19 - Sun, Dec 20

10:39 pm - 11:59 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 20mnonstop

10:05 am - 11:30 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 25mnonstop

$249American Airlines

Fri, Sep 11 - Sun, Sep 13

8:15 am - 9:35 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 20mnonstop

8:27 pm - 10:00 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 33mnonstop

$249American Airlines

Useful Info

Low season	February
High season	August
Cheapest flight	$169

Best time to beat the crowds with an average 2% drop in price.

Most popular time to fly and prices are also 5% lower on average.

Flight from Chicago O'Hare Airport to Green Bay

How does KAYAK find such low prices on flights from Illinois to Green Bay?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Green Bay.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Green Bay?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Green Bay from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Green Bay?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Green Bay with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Green Bay?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Green Bay from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Green Bay

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Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Green Bay

Green Bay (GRB)

GRB

$169 Find Cheap Flights from Illinois to Green Bay - Compare and Save

Cheap Flights from Illinois to Green Bay

Recent round-trip flight deals from Illinois to Green Bay

Recent one-way flight deals from Illinois to Green Bay

Recent last minute flight deals from Illinois to Green Bay

Recent direct flight deals from Illinois to Green Bay

Good to know

Low season

High season

Cheapest flight

FAQs for booking flights from Illinois to Green Bay

Everything you need to know for your flight to Green Bay

Information on the airport you'll fly into in Green Bay

Cabin class types available on flights to Illinois

Complete your trip to Green Bay with a hotel stay or car rental

Find direct flights for Green Bay

Flights to other popular destinations

Flights from domestic origins to Green Bay

Choose which airport to fly into in Green Bay

Find deals for your return flight