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.

$179 CHEAP FLIGHTS from Illinois to Green Bay

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

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, Oct 8 - Sat, Oct 17

11:00 pm - 12:12 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

$269American 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

$269American Airlines

Fri, Nov 6 - Sun, Nov 8

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

1h 12mnonstop

5:50 am - 7:23 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 33mnonstop

$269American Airlines

Sat, Feb 13 - Sat, Feb 20

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

$269American Airlines

Sat, Oct 3 - Sun, Oct 11

11:17 am - 5:20 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

6h 03m1 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

$289Delta

Fri, Oct 2 - Sun, Oct 11

7:05 am - 10:22 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

3h 17m1 stop Detroit Metropolitan Wayne County

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

5h 41m1 stop Detroit Metropolitan Wayne County

$289Delta

Sat, Nov 7 - Mon, Nov 9

11:19 am - 5:21 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

6h 02m1 stop Detroit Metropolitan Wayne County

5:38 pm - 9:33 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

3h 55m1 stop Minneapolis St Paul

$289Delta

Fri, Sep 25 - Tue, Sep 29

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

1h 18mnonstop

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

1h 26mnonstop

$299United Airlines

Fri, Dec 11 - Sun, Dec 13

5:25 am - 8:59 amSTL Lambert-St Louis-GRB Green Bay Austin-Straubel

3h 34m1 stop Chicago O'Hare Intl

5:28 pm - 11:14 pmGRB Green Bay Austin-Straubel-STL Lambert-St Louis

5h 46m1 stop Chicago O'Hare Intl

$319United Airlines

Sat, Oct 10 - Sun, Oct 11

5:36 pm - 11:19 pmSTL Lambert-St Louis-GRB Green Bay Austin-Straubel

5h 43m1 stop Chicago O'Hare Intl

6:20 am - 10:48 amGRB Green Bay Austin-Straubel-STL Lambert-St Louis

4h 28m1 stop Chicago O'Hare Intl

$352United Airlines

Recent last minute flight deals from Illinois to Green Bay

Sat, Sep 12 - Thu, Sep 17

2:18 pm - 3:34 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 16mnonstop

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

1h 32mnonstop

$329American Airlines

Fri, Sep 11 - Wed, Sep 16

11:01 am - 3:34 pmSTL Lambert-St Louis-GRB Green Bay Austin-Straubel

4h 33m1 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

$379American Airlines

Thu, Sep 10 - Thu, Sep 17

10:45 am - 12:05 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 20mnonstop

10:31 am - 11:59 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 28mnonstop

$379United Airlines

Fri, Sep 11 - Wed, Sep 16

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

4h 35m1 stop Chicago O'Hare Intl

5:43 am - 10:18 amGRB Green Bay Austin-Straubel-STL Lambert-St Louis

4h 35m1 stop Chicago O'Hare Intl

$379American Airlines

Sat, Sep 12 - Sun, Sep 13

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

$379American Airlines

Thu, Sep 10 - Thu, Sep 17

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

1h 13mnonstop

4:04 pm - 5:32 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 28mnonstop

$380American Airlines

Thu, Sep 10 - Thu, Sep 17

1:55 pm - 8:32 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

6h 37m1 stop Detroit Metropolitan Wayne County

11:02 am - 4:13 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

5h 11m1 stop Detroit Metropolitan Wayne County

$399Delta

Sat, Sep 12 - Thu, Sep 17

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

5h 12m1 stop Minneapolis St Paul

11:02 am - 4:13 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

5h 11m1 stop Detroit Metropolitan Wayne County

$436Delta

Thu, Sep 10 - Thu, Sep 17

1:55 pm - 8:32 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

6h 37m1 stop Detroit Metropolitan Wayne County

11:02 am - 4:13 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

5h 11m1 stop Detroit Metropolitan Wayne County

$486Delta

Thu, Sep 10 - Thu, Sep 17

9:59 am - 3:36 pmMDW Chicago Midway-GRB Green Bay Austin-Straubel

5h 37m1 stop Minneapolis St Paul

12:02 pm - 6:19 pmGRB Green Bay Austin-Straubel-MDW Chicago Midway

6h 17m1 stop Minneapolis St Paul

$634Delta

Recent direct flight deals from Illinois to Green Bay

Fri, Oct 2 - Mon, Oct 5

6:40 pm - 7:56 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 16mnonstop

8:05 pm - 9:30 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 25mnonstop

$269American Airlines

Fri, Jan 8 - Mon, Jan 11

5:50 pm - 7:02 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 12mnonstop

5:16 am - 6:59 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 43mnonstop

$269American Airlines

Mon, Oct 5 - Mon, Oct 12

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

$269American Airlines

Sat, Oct 3 - Sat, Oct 10

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

1h 13mnonstop

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

1h 25mnonstop

$269American Airlines

Thu, Oct 8 - Sat, Oct 17

11:00 pm - 12:12 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

$269American Airlines

Sat, Feb 13 - Sat, Feb 20

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

$269American Airlines

Thu, Oct 8 - Sat, Oct 17

11:00 pm - 12:12 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

$269American 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

$269American Airlines

Fri, Sep 25 - Tue, Sep 29

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

1h 18mnonstop

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

1h 26mnonstop

$299United Airlines

Thu, Sep 24 - Wed, Sep 30

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

1h 19mnonstop

10:33 am - 11:59 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 26mnonstop

$354United Airlines

Useful Info

Low season	February
High season	August
Cheapest flight	$179

Best time to beat the crowds with an average 1% drop in price.

Most popular time to fly and prices are also 15% 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.