$199+ 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 12/27. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — ORD
Nov 24 — Dec 11
Round-trip
1 adult, Economy
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Cheapest flights from Green Bay to O'Hare IntlExplore 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 October 25, 2026.
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 October 25, 2026.
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Thu 11/121:32 pm -
Nonstop1h 23m
Sun 11/159:25 pm -
Nonstop1h 13m
Deal found 10/22![United Airlines logo]()
$309
This American Airlines deal was found by Cheapflights users on 10/20. 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.
Tue 11/310:01 am -
Nonstop1h 23m
Tue 11/106:46 pm -
Nonstop1h 13m
Deal found 10/20![American Airlines logo]()
$324
This Delta deal was found by Cheapflights users on 10/20. 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.
Thu 11/1211:08 am -
1 stop5h 10m
Sun 11/156:23 am -
1 stop5h 19m
Deal found 10/20![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Fri 11/65:55 pm -
Nonstop1h 35m
Tue 11/1011:29 am -
Nonstop1h 16m
Deal found 10/22![United Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 10/20. 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.
Tue 11/34:51 pm -
1 stop4h 36m
Tue 11/106:23 am -
1 stop5h 19m
Deal found 10/20![Delta logo]()
$344
This Delta deal was found by Cheapflights users on 10/23. 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.
Tue 11/247:00 am -
1 stop6h 59m
Mon 11/302:44 pm -
1 stop5h 51m
Deal found 10/23![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 10/20. 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 10/281:32 pm -
Nonstop1h 23m
Tue 11/35:50 pm -
Nonstop1h 20m
Deal found 10/20![United Airlines logo]()
$354
This Delta deal was found by Cheapflights users on 10/20. 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.
Wed 11/44:51 pm -
1 stop4h 36m
Sun 11/86:20 am -
1 stop5h 17m
Deal found 10/20![Delta logo]()
$359
This American Airlines deal was found by Cheapflights users on 10/20. 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 10/2910:08 am -
Nonstop1h 22m
Mon 11/25:09 pm -
Nonstop1h 13m
Deal found 10/20![American Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 10/22. 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 11/64:51 pm -
1 stop4h 36m
Tue 11/106:23 am -
1 stop5h 19m
Deal found 10/22![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 10/21. 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.
Thu 11/512:29 pm -
1 stop4h 11m
Mon 11/97:05 am -
1 stop3h 23m
Deal found 10/21![Delta logo]()
$419
Best flights from Green Bay to O'Hare IntlDiscover carefully curated flight deals from Green Bay to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
Discover carefully curated flight deals from Green Bay to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Sat 2/66:15 am -
Nonstop1h 42m
Mon 2/87:46 am -
Nonstop1h 21m
Deal found 10/23![United Airlines logo]()
$309
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/122:40 pm -
Nonstop1h 20m
Sun 11/156:46 pm -
Nonstop1h 13m
Deal found 10/21![American Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 10/24. 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.
Mon 11/235:38 pm -
1 stop3h 55m
Mon 11/307:05 am -
1 stop3h 23m
Deal found 10/24![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 10/24. 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.
Sat 11/215:55 pm -
Nonstop1h 35m
Sat 11/289:25 pm -
Nonstop1h 13m
Deal found 10/24![United Airlines logo]()
$309
This American Airlines deal was found by Cheapflights users on 10/24. 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.
Fri 11/136:54 pm -
Nonstop1h 36m
Sun 11/155:09 pm -
Nonstop1h 13m
Deal found 10/24![American Airlines logo]()
$324
This Delta deal was found by Cheapflights users on 10/20. 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.
Tue 11/175:38 pm -
1 stop3h 55m
Tue 11/247:05 am -
1 stop3h 23m
Deal found 10/20![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 10/24. 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.
Mon 11/235:55 pm -
Nonstop1h 35m
Mon 11/305:50 pm -
Nonstop1h 20m
Deal found 10/24![United Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 10/24. 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.
Sat 11/215:38 pm -
1 stop3h 55m
Sat 11/286:20 am -
1 stop5h 22m
Deal found 10/24![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Thu 11/58:00 am -
Nonstop1h 37m
Mon 11/98:45 am -
Nonstop1h 17m
Deal found 10/21![United Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 10/20. 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.
Tue 11/34:51 pm -
1 stop4h 36m
Tue 11/106:23 am -
1 stop5h 19m
Deal found 10/20![Delta logo]()
$344
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Fri 11/65:55 pm -
Nonstop1h 35m
Tue 11/1011:29 am -
Nonstop1h 16m
Deal found 10/22![United Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 10/22. 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.
Thu 11/1211:08 am -
1 stop5h 10m
Sun 11/155:05 pm -
1 stop3h 30m
Deal found 10/22![Delta logo]()
$349
Last-minute flights from Green Bay to O'Hare IntlDiscover last-minute flight deals from Green Bay to O'Hare Intl. Data last updated October 25, 2026 and is based on user searches.
Discover last-minute flight deals from Green Bay to O'Hare Intl. Data last updated October 25, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/20. 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 10/281:32 pm -
Nonstop1h 23m
Tue 11/35:50 pm -
Nonstop1h 20m
Deal found 10/20![United Airlines logo]()
$354
This American Airlines deal was found by Cheapflights users on 10/20. 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 10/2910:08 am -
Nonstop1h 22m
Mon 11/25:09 pm -
Nonstop1h 13m
Deal found 10/20![American Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 10/20. 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.
Tue 11/310:01 am -
Nonstop1h 23m
Tue 11/106:46 pm -
Nonstop1h 13m
Deal found 10/20![American Airlines logo]()
$324
This Delta deal was found by Cheapflights users on 10/20. 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.
Tue 11/34:51 pm -
1 stop4h 36m
Tue 11/106:23 am -
1 stop5h 19m
Deal found 10/20![Delta logo]()
$344
This Delta deal was found by Cheapflights users on 10/20. 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.
Wed 11/44:51 pm -
1 stop4h 36m
Sun 11/86:20 am -
1 stop5h 17m
Deal found 10/20![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 10/21. 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.
Thu 11/512:29 pm -
1 stop4h 11m
Mon 11/97:05 am -
1 stop3h 23m
Deal found 10/21![Delta logo]()
$419
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Fri 11/65:55 pm -
Nonstop1h 35m
Tue 11/1011:29 am -
Nonstop1h 16m
Deal found 10/22![United Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 10/22. 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 11/64:51 pm -
1 stop4h 36m
Tue 11/106:23 am -
1 stop5h 19m
Deal found 10/22![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Thu 11/121:32 pm -
Nonstop1h 23m
Sun 11/159:25 pm -
Nonstop1h 13m
Deal found 10/22![United Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 10/20. 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.
Thu 11/1211:08 am -
1 stop5h 10m
Sun 11/156:23 am -
1 stop5h 19m
Deal found 10/20![Delta logo]()
$329
This Delta deal was found by Cheapflights users on 10/23. 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.
Tue 11/247:00 am -
1 stop6h 59m
Mon 11/302:44 pm -
1 stop5h 51m
Deal found 10/23![Delta logo]()
$349
One-way flights from Green Bay to O'Hare IntlSearch for one-way flight options from Green Bay to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
Search for one-way flight options from Green Bay to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Sun 12/276:00 am -
Nonstop1h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![United Airlines logo]()
$199
This American Airlines deal was found by Cheapflights users on 10/22. 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.
Mon 12/287:16 pm -
Nonstop1h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![American Airlines logo]()
$244
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Mon 11/168:29 pm -
Nonstop1h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![American Airlines logo]()
$269
This Delta deal was found by Cheapflights users on 10/20. 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 12/45:32 pm -
1 stop4h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Delta logo]()
$279
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Sun 11/299:25 pm -
Nonstop1h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![United Airlines logo]()
$314
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Fri 11/65:55 pm -
Nonstop1h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![United Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 10/24. 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.
Sat 10/315:55 pm -
Nonstop1h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 10/24. 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.
Sat 10/3111:04 am -
1 stop5h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Delta logo]()
$369
This American Airlines deal was found by Cheapflights users on 10/23. 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.
Fri 10/308:04 pm -
Nonstop1h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![American Airlines logo]()
$385
This Delta deal was found by Cheapflights users on 10/20. 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.
Sat 11/2811:09 am -
1 stop5h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Delta logo]()
$389
This Delta deal was found by Cheapflights users on 10/22. 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.
Mon 12/284:54 pm -
2 stops16h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Delta logo]()
$479
This Delta deal was found by Cheapflights users on 10/22. 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.
Sun 11/297:00 am -
1 stop6h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Delta logo]()
$480
Find 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 October 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $303 |
One-way from | $199 (United Airlines) |
Popular in | February |
Cheapest in | December |
Average price | $336 |
Good round-trip deal | $382 or less |
Good one-way deal | $327 or less |
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 7,457,451 searches. Data last updated October 25, 2026.
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
Fly to
Route
Depart
Return
Cheapest round-trip
Green BayChicago
GRB Green Bay Austin-Straubel - ORD Chicago O'Hare Intl
GRBORD
Green Bay Austin-Straubel
Sun 12/27
6:00 am-7:42 am
Nonstop1h 42m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$199
Green BayChicago
GRB Green Bay Austin-Straubel - ORD Chicago O'Hare Intl
GRBORD
Green Bay Austin-Straubel
Mon 11/16
8:29 pm-10:00 pm
Nonstop1h 31m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$269
Green BayChicago
GRB Green Bay Austin-Straubel - ORD Chicago O'Hare Intl
GRBORD
Green Bay Austin-Straubel
Fri 12/4
9:45 am-11:17 am
Nonstop1h 32m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$269
Green BayChicago
GRB Green Bay Austin-Straubel - ORD Chicago O'Hare Intl
GRBORD
Green Bay Austin-Straubel
Sat 11/28
5:55 pm-7:30 pm
Nonstop1h 35m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$269
Green BayChicago
GRB Green Bay Austin-Straubel - ORD Chicago O'Hare Intl
GRBORD
Green Bay Austin-Straubel
Fri 12/4
5:32 pm-9:35 pm
1 stop4h 03m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$279
Green BayChicago
GRB Green Bay Austin-Straubel - ORD Chicago O'Hare Intl
GRBORD
Green Bay Austin-Straubel
Sat 2/6
6:15 am-7:57 am
Nonstop1h 42m
Chicago O'Hare Intl
Mon 2/8
7:46 am-9:07 am
Nonstop1h 21m
$309
Green BayChicago
GRB Green Bay Austin-Straubel - ORD Chicago O'Hare Intl
GRBORD
Green Bay Austin-Straubel
Thu 11/12
2:40 pm-4:00 pm
Nonstop1h 20m
Chicago O'Hare Intl
Sun 11/15
6:46 pm-7:59 pm
Nonstop1h 13m
$309
Green BayChicago
GRB Green Bay Austin-Straubel - ORD Chicago O'Hare Intl
GRBORD
Green Bay Austin-Straubel
Sat 11/21
5:55 pm-7:30 pm
Nonstop1h 35m
Chicago O'Hare Intl
Sat 11/28
9:25 pm-10:38 pm
Nonstop1h 13m
$309
Green BayChicago
GRB Green Bay Austin-Straubel - ORD Chicago O'Hare Intl
GRBORD
Green Bay Austin-Straubel
Mon 11/23
5:55 pm-7:30 pm
Nonstop1h 35m
Chicago O'Hare Intl
Mon 11/30
5:50 pm-7:10 pm
Nonstop1h 20m
$309
Green BayChicago
GRB Green Bay Austin-Straubel - ORD Chicago O'Hare Intl
GRBORD
Green Bay Austin-Straubel
Fri 1/8
1:22 pm-2:55 pm
Nonstop1h 33m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$314
Showing 1-10 of 24 resultsSorted by cheapest first
Compare providers for flights from Green Bay to O'Hare Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Green Bay to O'Hare Intl in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Green Bay-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Green Bay-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Green Bay-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Green Bay-Chicago O'Hare Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Green Bay-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
GRB-ORD
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
Prices
Airlines
What is the cheapest month to book a flight from Green Bay to Chicago O'Hare Intl Airport?
Currently, December is the cheapest month in which you can book a flight from Green Bay to Chicago O'Hare Intl Airport (average of $179). Flying from Green Bay to Chicago O'Hare Intl Airport in February is currently the most expensive (average of $399). 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 October 25, 2026.
A simple way to save on the total cost of your ticket is to fly from Green Bay to Chicago O'Hare Intl Airport at noon. If you’re flexible enough to do this you can expect to save up to 9% on your trip compared to booking a flight in the evening.
What is the cheapest day to fly from Green Bay to Chicago O'Hare Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from Green Bay to O'Hare Intl. Price data was last updated on October 17, 2026.
Travelers seeking maximum savings on their Green Bay to Chicago O'Hare Intl Airport flight should consider departing on Saturday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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 October 25, 2026.
Read reviews from past customers who have flown United Airlines and American Airlines from Green Bay to Chicago O'Hare Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Boarding
7.7
Entertainment
7.1
Overall
7.3
Comfort
7.3
Food
6.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Crew
8.1
Boarding
7.7
Entertainment
7.1
Overall
7.3
Comfort
7.3
Food
6.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Crew
8.1
Boarding
7.7
Entertainment
7.1
Overall
7.3
Comfort
7.3
Food
6.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
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.
Traveling to a place near Chicago O'Hare Intl Airport?
Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locationsBenton Harbor
Rosemont
Naperville
Lake Geneva
Des Plaines
Glenview
Schaumburg
Oak Brook
Aurora
Oakbrook Terrace
Delavan
Libertyville
Rockford
Hoffman Estates
Beloit
Gurnee
Orland Park
South Holland
Elgin
Racine
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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 7,457,451 searches. Data last updated October 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$179 | Average$279 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$199 | Average$249 | FlexibilityNo cancel fee | On-time71% |