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$179+ Cheap flights from Green Bay (GRB) to Chicago (CHI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — CHI
jul. 8 — jul. 151
mar. 7/8
mar. 7/15
1 adult, Economy
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Cheap flight deals from Green Bay to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Green Bay (GRB) to Chicago (CHI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated julio 3, 2025.

Round-trip from

$179
(American Airlines)

Popular in

September

Cheapest in

April

Average price

$321

Good round-trip deal

$359 or less

Good one-way deal

$238 or less
From Green Bay Austin-Straubel to Chicago (CHI)
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Highest demand for flights based on searches. 14% potential increase in price ($51 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Green Bay Austin-Straubel to Chicago (CHI).
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Price to beat on a one-way flight from Green Bay Austin-Straubel to Chicago (CHI).
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Find flight deals from Green Bay to Chicago

Cheapest flights from Green Bay to Chicago
Explore the most affordable flight options available from Green Bay to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.

This American Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/76:26 pmGRB - ORD
Nonstop1h 13mAmerican Airlines
sáb. 8/168:05 amORD - GRB
Nonstop1h 07mAmerican Airlines
Deal found 7/2$179
This Delta deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/115:03 pmGRB - ORD
1 stop3h 21mDelta
dom. 7/136:00 amORD - GRB
1 stop5h 30mDelta
Deal found 7/1$229
This Trip.com deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 7/266:15 amGRB - ORD
Nonstop1h 19mUnited Airlines
sáb. 8/28:20 pmORD - GRB
Nonstop1h 17mUnited Airlines
Deal found 7/1$304
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/77:00 amGRB - MDW
1 stop5h 29mDelta
sáb. 8/166:17 pmMDW - GRB
1 stop4h 17mDelta
Deal found 7/2$349

Cheapflights Fare Finder

Customize your flight search to find flights from Green Bay to Chicago 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, Cheapflights users made 2,558,603 searches. Data last updated julio 3, 2025.
Use the filters below to find and compare flights from Green Bay to Chicago that are best for you.

Fly from

Green Bay

Fly to

Chicago

Route

Depart

Return

Price

Green BayChicago

GRB - ORD

GRBORD

Green Bay Austin-Straubel

jue. 8/7

6:26 pm-7:39 pm

Nonstop1h 13m

Chicago O'Hare Intl

sáb. 8/16

8:05 am-9:12 am

Nonstop1h 07m

$179

Green BayChicago

GRB - ORD

GRBORD

Green Bay Austin-Straubel

sáb. 7/26

6:15 am-7:34 am

Nonstop1h 19m

Chicago O'Hare Intl

sáb. 8/2

8:20 pm-9:37 pm

Nonstop1h 17m

$304

Green BayChicago

GRB - MDW

GRBMDW

Green Bay Austin-Straubel

jue. 8/7

7:00 am-12:29 pm

1 stop5h 29m

Chicago Midway

sáb. 8/16

6:17 pm-10:34 pm

1 stop4h 17m

$349

Green BayChicago

GRB - ORD

GRBORD

Green Bay Austin-Straubel

jue. 8/7

5:03 pm-8:24 pm

1 stop3h 21m

Chicago O'Hare Intl

sáb. 8/16

5:00 pm-10:34 pm

1 stop5h 34m

$349

Green BayChicago

GRB - ORD

GRBORD

Green Bay Austin-Straubel

vie. 9/19

9:48 am-11:02 am

Nonstop1h 14m

$192

Green BayChicago

GRB - MDW

GRBMDW

Green Bay Austin-Straubel

sáb. 8/2

12:10 pm-5:10 pm

1 stop5h 00m

$214

Green BayChicago

GRB - ORD

GRBORD

Green Bay Austin-Straubel

sáb. 8/2

12:10 pm-4:50 pm

1 stop4h 40m

$214

Green BayChicago

GRB - ORD

GRBORD

Green Bay Austin-Straubel

dom. 8/10

8:00 am-9:19 am

Nonstop1h 19m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Best time to book a flight from Green Bay to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Green Bay with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Green Bay to Chicago

What is the cheapest month to book a flight from Green Bay to Chicago?

Currently, August is the cheapest month in which you can book a flight from Green Bay to Chicago (average of $245). Flying from Green Bay to Chicago in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from GRB to CHI?

Find hourly flight availability from Green Bay to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 3, 2025.

It’s optimal to fly from Green Bay to Chicago in the afternoon. By choosing this option you can save up to 30% on the cost of your flight, compared to a flight in the evening.

Weekly flight availability from Green Bay to Chicago

Explore weekly flight availability from Green Bay to Chicago. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated julio 3, 2025.

The most flights from GRB to CHI are scheduled on a Thursday (20 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (6 on average).

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chicago. Reviews last updated julio 3, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Green Bay to Chicago to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,970 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,970 reviews
Delta
8.0
Very good
7,970 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,845 reviews
Delta
8.0
Very good
7,970 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,970 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Green Bay to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Green Bay to Chicago?

    For a flight from Green Bay to Chicago, you will be flying from Austin-Straubel. Green Bay Austin-Straubel (GRB) is just 5.9 mi from the center of the city. Austin-Straubel is the only Green Bay airport and it handles 10 outbound flights to Chicago per day. 2 airlines have flights to Chicago from Green Bay Austin-Straubel on a regular basis.

  • What are the cheapest airlines flying from Green Bay to Chicago round-trip?

    According to our current data, American Airlines ($179), United Airlines ($304), and Delta ($349) offers the cheapest pricing from Green Bay to Chicago. American Airlines is currently priced 39% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Green Bay to Chicago one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $192. However, be on the lookout for offers from Delta and United Airlines, as they are both options that can get you from Green Bay to Chicago for a low price.

  • What are the most reliable airlines from Green Bay to Chicago?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Green Bay to Chicago on time: Republic Airways (87%), Air New Zealand (85%), GoJet (82%).

  • What are the cheapest flights from Green Bay to Chicago?

    Looking for the cheapest flight from Green Bay to Chicago? While on average our users pay $505, our data indicates the cheapest price to be $149. The most popular route (Green Bay Austin-Straubel - Chicago O'Hare Intl), is priced around $229.

  • Can I find deals for flights from Green Bay to Chicago that include hotel bookings?

    Yes. In addition to deals on Green Bay to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Green Bay to Chicago?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Green Bay to Chicago.

  • Can I find deals for business class flights from Green Bay to Chicago?

    Yes. Cheapflights offers flight deals from Green Bay to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Green Bay to Chicago?

    Currently, August is the cheapest month in which you can book a flight from Green Bay to Chicago (average of $245). Flying from Green Bay to Chicago in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Green Bay?

Book flights to Green Bay if you plan to visit one of these locations
Merrillville
Lansing
Benton Harbor
Porter
Hammond
Valparaiso
Chesterton

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Top 2 airlines flying from Green Bay to Chicago

Discover the top 2 airlines that operate flights from Green Bay to Chicago. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated julio 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$189Average$275FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$217Average$307FlexibilityNo cancel feeOn-time69%

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