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.

$189 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

Thu, Dec 10 - Fri, Dec 18

8:14 am - 9:26 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 12mnonstop

3:30 pm - 4:59 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 29mnonstop

$289American Airlines

Fri, Nov 13 - Mon, Nov 16

8:16 am - 9:28 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 12mnonstop

8:29 pm - 10:00 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 31mnonstop

$289American Airlines

Thu, Oct 8 - Thu, Oct 15

6:30 pm - 7:49 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 19mnonstop

5:00 am - 6:26 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 26mnonstop

$289United Airlines

Thu, Oct 8 - Thu, Oct 15

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

1h 19mnonstop

9:05 am - 10:28 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 23mnonstop

$289United Airlines

Thu, Oct 8 - Sun, Oct 11

8:10 am - 9:22 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 12mnonstop

2:46 pm - 4:10 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 24mnonstop

$289American Airlines

Thu, Oct 15 - Thu, Oct 22

8:10 am - 9:22 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 12mnonstop

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

1h 25mnonstop

$289American Airlines

Sun, Oct 11 - Sun, Oct 18

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

1h 18mnonstop

9:05 am - 10:28 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 23mnonstop

$289United Airlines

Fri, Nov 20 - Sun, Nov 22

1:31 pm - 5:26 pmMDW Chicago Midway-GRB Green Bay Austin-Straubel

3h 55m1 stop Detroit Metropolitan Wayne County

7:00 am - 12:51 pmGRB Green Bay Austin-Straubel-MDW Chicago Midway

5h 51m1 stop Detroit Metropolitan Wayne County

$309Delta

Thu, Oct 8 - Sun, Oct 11

9:59 am - 4:11 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

6h 12m1 stop Minneapolis St Paul

7:00 am - 12:41 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

5h 41m1 stop Detroit Metropolitan Wayne County

$309Delta

Fri, Oct 2 - Fri, Oct 9

5:47 pm - 9:35 pmSTL Lambert-St Louis-GRB Green Bay Austin-Straubel

3h 48m1 stop Minneapolis St Paul

4:51 pm - 11:21 pmGRB Green Bay Austin-Straubel-STL Lambert-St Louis

6h 30m1 stop Minneapolis St Paul

$334Delta

Recent last minute flight deals from Illinois to Green Bay

Mon, Sep 21 - Mon, Sep 28

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

1h 20mnonstop

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

1h 32mnonstop

$334American Airlines

Sun, Sep 20 - Sun, Sep 27

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

1h 19mnonstop

9:05 am - 10:28 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 23mnonstop

$334United Airlines

Sat, Sep 19 - Tue, Sep 22

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

$349American Airlines

Mon, Sep 21 - Sat, Sep 26

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

$349American Airlines

Sat, Sep 19 - Tue, Sep 22

12:50 pm - 2:05 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 15mnonstop

1:17 pm - 2:43 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 26mnonstop

$349United Airlines

Mon, Sep 21 - Sun, Sep 27

5:00 am - 9:35 amSTL Lambert-St Louis-GRB Green Bay Austin-Straubel

4h 35m1 stop Chicago O'Hare Intl

8:27 pm - 12:27 amGRB Green Bay Austin-Straubel-STL Lambert-St Louis

4h 00m1 stop Chicago O'Hare Intl

$369American Airlines

Fri, Sep 18 - Sun, Sep 20

12:59 pm - 5:19 pmSTL Lambert-St Louis-GRB Green Bay Austin-Straubel

4h 20m1 stop Chicago O'Hare Intl

8:05 am - 11:57 amGRB Green Bay Austin-Straubel-STL Lambert-St Louis

3h 52m1 stop Chicago O'Hare Intl

$399United Airlines

Fri, Sep 18 - Sun, Sep 20

5:47 pm - 9:35 pmSTL Lambert-St Louis-GRB Green Bay Austin-Straubel

3h 48m1 stop Minneapolis St Paul

7:00 am - 1:06 pmGRB Green Bay Austin-Straubel-STL Lambert-St Louis

6h 06m1 stop Detroit Metropolitan Wayne County

$409Delta

Sun, Sep 20 - Sun, Sep 27

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

5h 12m1 stop Minneapolis St Paul

6:15 am - 11:39 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

5h 24m1 stop Minneapolis St Paul

$414Delta

Fri, Sep 18 - Sat, Sep 19

5:10 pm - 8:32 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

3h 22m1 stop Detroit Metropolitan Wayne County

4:16 pm - 9:38 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

5h 22m1 stop Minneapolis St Paul

$419Delta

Recent direct flight deals from Illinois to Green Bay

Thu, Dec 10 - Fri, Dec 18

8:14 am - 9:26 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 12mnonstop

3:30 pm - 4:59 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 29mnonstop

$289American Airlines

Fri, Nov 13 - Mon, Nov 16

8:16 am - 9:28 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 12mnonstop

8:29 pm - 10:00 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 31mnonstop

$289American Airlines

Thu, Oct 8 - Thu, Oct 15

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

1h 19mnonstop

9:05 am - 10:28 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 23mnonstop

$289United Airlines

Thu, Oct 8 - Thu, Oct 15

6:30 pm - 7:49 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 19mnonstop

5:00 am - 6:26 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 26mnonstop

$289United Airlines

Fri, Nov 20 - Sun, Nov 22

11:00 pm - 12:07 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 07mnonstop

5:40 am - 7:15 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 35mnonstop

$289American Airlines

Thu, Oct 15 - Thu, Oct 22

8:10 am - 9:22 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 12mnonstop

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

1h 25mnonstop

$289American Airlines

Thu, Oct 8 - Sun, Oct 11

8:10 am - 9:22 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 12mnonstop

2:46 pm - 4:10 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 24mnonstop

$289American Airlines

Sun, Oct 11 - Sun, Oct 18

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

1h 12mnonstop

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

1h 25mnonstop

$289American Airlines

Sun, Oct 11 - Sun, Oct 18

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

1h 18mnonstop

9:05 am - 10:28 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 23mnonstop

$289United Airlines

Fri, Oct 30 - Fri, Nov 6

4:59 pm - 6:17 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 18mnonstop

8:29 pm - 10:00 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 31mnonstop

$290American Airlines

Useful Info

Low season	February
High season	August
Cheapest flight	$189

Best time to beat the crowds but there is an average 1% increase in price.

Most popular time to fly and prices are also 13% 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.