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.

$143 CHEAP FLIGHTS from Illinois to Green Bay

Save 25% 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, Nov 12 - Sat, Nov 21

1:30 pm - 2:39 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 09mnonstop

3:15 pm - 4:52 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 37mnonstop

$303United Airlines

Thu, Nov 19 - Sun, Nov 22

5:06 pm - 6:22 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 16mnonstop

6:53 pm - 8:30 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 37mnonstop

$309American Airlines

Sat, Mar 6 - Thu, Mar 11

1:30 pm - 2:48 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 18mnonstop

6:30 am - 8:01 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 31mnonstop

$309United Airlines

Wed, Nov 25 - Wed, Dec 2

8:15 am - 9:32 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 17mnonstop

2:33 pm - 4:03 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 30mnonstop

$309American Airlines

Fri, Dec 11 - Sun, Dec 13

8:12 am - 9:30 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 18mnonstop

7:36 pm - 9:15 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 39mnonstop

$309American Airlines

Sat, Jan 2 - Mon, Jan 4

11:47 am - 5:33 pmMDW Chicago Midway-GRB Green Bay Austin-Straubel

5h 46m1 stop Minneapolis St Paul

6:00 am - 12:04 pmGRB Green Bay Austin-Straubel-MDW Chicago Midway

6h 04m1 stop Minneapolis St Paul

$329Delta

Thu, Nov 19 - Sun, Nov 22

7:05 am - 10:28 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

3h 23m1 stop Detroit Metropolitan Wayne County

6:00 am - 11:48 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

5h 48m1 stop Minneapolis St Paul

$329Delta

Sun, Mar 7 - Wed, Mar 17

5:20 pm - 9:32 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

4h 12m1 stop Minneapolis St Paul

12:30 pm - 4:49 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

4h 19m1 stop Minneapolis St Paul

$329Delta

Wed, Nov 11 - Sun, Nov 15

8:45 am - 10:02 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 17mnonstop

6:15 am - 7:49 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 34mnonstop

$339United Airlines

Sun, Feb 28 - Mon, Mar 1

1:30 pm - 2:50 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 20mnonstop

5:00 am - 6:28 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 28mnonstop

$397United Airlines

Recent direct flight deals from Illinois to Green Bay

Thu, Nov 12 - Sat, Nov 21

1:30 pm - 2:39 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 09mnonstop

3:15 pm - 4:52 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 37mnonstop

$303United Airlines

Sat, Mar 6 - Thu, Mar 11

1:30 pm - 2:48 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 18mnonstop

6:30 am - 8:01 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 31mnonstop

$309United Airlines

Tue, Nov 24 - Sun, Nov 29

5:06 pm - 6:22 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 16mnonstop

8:28 pm - 10:00 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 32mnonstop

$309American Airlines

Fri, Dec 11 - Sun, Dec 13

8:12 am - 9:30 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 18mnonstop

8:21 pm - 10:00 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 39mnonstop

$309American Airlines

Thu, Nov 26 - Thu, Dec 3

8:15 am - 9:32 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 17mnonstop

5:39 am - 7:23 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 44mnonstop

$309American Airlines

Thu, Dec 10 - Thu, Dec 17

6:20 pm - 7:51 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 31mnonstop

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

1h 29mnonstop

$309American Airlines

Wed, Nov 25 - Wed, Dec 2

8:15 am - 9:32 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 17mnonstop

2:33 pm - 4:03 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 30mnonstop

$309American Airlines

Mon, Feb 22 - Fri, Mar 5

4:59 pm - 6:14 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 15mnonstop

6:45 pm - 8:19 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 34mnonstop

$309American Airlines

Thu, Nov 19 - Sun, Nov 22

5:06 pm - 6:22 pmORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 16mnonstop

6:53 pm - 8:30 pmGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 37mnonstop

$309American Airlines

Wed, Nov 11 - Sun, Nov 15

8:45 am - 10:02 amORD Chicago O'Hare Intl-GRB Green Bay Austin-Straubel

1h 17mnonstop

6:15 am - 7:49 amGRB Green Bay Austin-Straubel-ORD Chicago O'Hare Intl

1h 34mnonstop

$339United Airlines

Useful Info

Low season	February
High season	October
Cheapest flight	$143

Best time to beat the crowds with an average 14% drop in price.

Most popular time to fly with an average 3% increase in price.

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.