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O'Hare Intl

$179+ Cheap flights from Green Bay (GRB) to O'Hare Intl (ORD)

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 7/3. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — ORD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Green Bay to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Green Bay (GRB) to O'Hare Intl (ORD). 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 June 12, 2025.

Round-trip from

$179
(American Airlines)

Popular in

June

Cheapest in

April

Average price

$407

Good round-trip deal

$352 or less

Good one-way deal

$223 or less
From Green Bay Austin-Straubel to Chicago O'Hare Intl
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Highest demand for flights based on searches. 13% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Green Bay Austin-Straubel to Chicago O'Hare Intl.
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Price to beat on a one-way flight from Green Bay Austin-Straubel to Chicago O'Hare Intl.
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Find flight deals from Green Bay to O'Hare Intl

Cheapest flights from Green Bay to O'Hare Intl
Explore the most affordable flight options available from Green Bay to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/11. 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.
Thu 7/36:00 amGRB - ORD
Nonstop1h 09mAmerican Airlines
Sun 7/68:19 amORD - GRB
Nonstop1h 02mAmerican Airlines
Deal found 6/11$179
This Delta deal was found by Cheapflights users on 6/11. 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.
Fri 6/274:24 pmGRB - ORD
1 stop5h 13mDelta
Wed 7/92:00 pmORD - GRB
1 stop6h 35mDelta
Deal found 6/11$204
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/251:10 pmGRB - ORD
Nonstop1h 18mUnited Airlines
Sun 6/298:20 pmORD - GRB
Nonstop1h 18mUnited Airlines
Deal found 6/9$259

Cheapflights Fare Finder

Customize your flight search to find flights from Green Bay to O'Hare Intl 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 June 12, 2025.
Use the filters below to find and compare flights from Green Bay to Chicago O'Hare Intl Airport that are best for you.

Fly from

Green Bay

Fly to

O'Hare Intl

Route

Depart

Return

Price

Green BayChicago

GRB - ORD

GRBORD

Green Bay Austin-Straubel

Thu 7/3

6:00 am-7:09 am

Nonstop1h 09m

Chicago O'Hare Intl

Sun 7/6

8:19 am-9:21 am

Nonstop1h 02m

$179

Green BayChicago

GRB - ORD

GRBORD

Green Bay Austin-Straubel

Fri 6/27

4:24 pm-9:37 pm

1 stop5h 13m

Chicago O'Hare Intl

Wed 7/9

2:00 pm-8:35 pm

1 stop6h 35m

$204

Green BayChicago

GRB - ORD

GRBORD

Green Bay Austin-Straubel

Wed 6/25

1:10 pm-2:28 pm

Nonstop1h 18m

Chicago O'Hare Intl

Sun 6/29

8:20 pm-9:38 pm

Nonstop1h 18m

$259

Green BayChicago

GRB - ORD

GRBORD

Green Bay Austin-Straubel

Fri 9/19

9:48 am-11:02 am

Nonstop1h 14m

$192

Green BayChicago

GRB - ORD

GRBORD

Green Bay Austin-Straubel

Sun 7/20

6:15 am-7:34 am

Nonstop1h 19m

$204

Green BayChicago

GRB - ORD

GRBORD

Green Bay Austin-Straubel

Sat 7/26

12:10 pm-4:50 pm

1 stop4h 40m

$214

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from Green Bay to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl 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 O'Hare Intl Airport

What is the cheapest month to book a flight from Green Bay to Chicago O'Hare Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Green Bay to Chicago O'Hare Intl Airport (average of $245). Flying from Green Bay to Chicago O'Hare Intl Airport 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 ORD?

Find hourly flight availability from Green Bay to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Green Bay to Chicago O'Hare Intl Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 29% on your trip compared to booking a flight in the evening.

Weekly flight availability from Green Bay to Chicago O'Hare Intl Airport

Explore weekly flight availability from Green Bay to O'Hare Intl. 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 June 12, 2025.

The most flights from GRB to ORD are scheduled on a Wednesday (19 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 1.7 in.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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 O'Hare Intl. 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 O'Hare Intl?

    If you book a flight to Chicago O'Hare Intl from Green Bay, you will be flying from Austin-Straubel, which is the city’s only airport. Green Bay Austin-Straubel (GRB) is located 5.9 mi from the center of Green Bay. There are 14 flights from Austin-Straubel to Chicago O'Hare Intl per day from 2 different airlines.

  • What are the cheapest airlines flying from Green Bay to Chicago O'Hare Intl Airport round-trip?

    American Airlines, at $179, was found to be the cheapest airline from Green Bay to Chicago O'Hare Intl Airport.Alternate airlines to your destination round-trip include Delta and United Airlines. American Airlines is currently priced 38% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Green Bay to Chicago O'Hare Intl Airport one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $192. United Airlines flights start at $204 while deals on Delta start at $214 one-way.

  • What are the most reliable airlines from Green Bay to Chicago O'Hare Intl Airport?

    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 O'Hare Intl Airport on time: Qatar Airways (93%), Envoy Air (86%), Air New Zealand (83%).

  • What are the cheapest flights from Green Bay to Chicago O'Hare Intl Airport?

    Looking at all options, your cheapest flight can be booked for $143. While the most popular route (Green Bay Austin-Straubel - Chicago O'Hare Intl) can be booked for $179 on average our data indicates $2,082 when flying from Green Bay to Chicago O'Hare Intl Airport.

  • Can I find deals for flights from Green Bay to O'Hare Intl that include hotel bookings?

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

  • How can I find direct flights from Green Bay to O'Hare Intl?

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

  • Can I find deals for business class flights from Green Bay to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Green Bay to O'Hare Intl 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 O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Green Bay to Chicago O'Hare Intl Airport (average of $245). Flying from Green Bay to Chicago O'Hare Intl Airport 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
Schaumburg
Hoffman Estates
Rosemont
Beloit
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Skokie
Arlington Heights
Rockford
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Orland Park
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Des Plaines
Lake Geneva

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Top 2 airlines flying from Green Bay to O'Hare Intl

Discover the top 2 airlines that operate flights from Green Bay to O'Hare Intl. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$208Average$280FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$217Average$306FlexibilityNo cancel feeOn-time69%

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