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$165+ Cheap flights from Baltimore to Green Bay (BWI - GRB)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — GRB
août 19 — août 261
mar. 8/19
mar. 8/26
1 adult, Economy
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Cheap flight deals from Baltimore to Green Bay

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Green Bay (GRB). 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 août 14, 2025.

Round-trip from

$249
(American Airlines)

One-way from

$165
(Delta)

Popular in

September

Cheapest in

March

Average price

$377
From Baltimore/Washington to Green Bay Austin-Straubel
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One-way flight from Baltimore/Washington to Green Bay Austin-Straubel
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Highest demand for flights based on searches. 4% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Baltimore to Green Bay

Cheapest flights from Baltimore to Green Bay
Explore the most affordable flight options available from Baltimore to Green Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on août 14, 2025.

This United Airlines deal was found by Cheapflights users on 8/12. 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.
sam. 9/136:15 amBWI - GRB
1 stop4h 50mUnited Airlines
lun. 9/1510:40 amGRB - BWI
1 stop5h 49mUnited Airlines
Deal found 8/12$249
This American Airlines deal was found by Cheapflights users on 8/13. 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.
mar. 10/286:00 amBWI - GRB
1 stop4h 14mAmerican Airlines
sam. 11/19:44 amGRB - BWI
2 stops9h 23mAmerican Airlines
Deal found 8/13$254
This United Airlines deal was found by Cheapflights users on 8/12. 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.
mer. 8/276:15 amBWI - GRB
1 stop4h 50mUnited Airlines
dim. 8/316:15 amGRB - BWI
1 stop6h 33mUnited Airlines
Deal found 8/12$259
This Delta deal was found by Cheapflights users on 8/12. 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.
mar. 8/194:39 pmBWI - GRB
1 stop7h 43mDelta
mar. 8/265:31 amGRB - BWI
1 stop5h 59mDelta
Deal found 8/12$284
This American Airlines deal was found by Cheapflights users on 8/12. 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.
mar. 8/196:00 amBWI - GRB
1 stop4h 12mAmerican Airlines
mar. 8/263:05 pmGRB - BWI
2 stops6h 52mAmerican Airlines
Deal found 8/12$304
This Delta deal was found by Cheapflights users on 8/13. 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.
mer. 12/36:19 amBWI - GRB
1 stop5h 55mDelta
dim. 12/75:30 amGRB - BWI
1 stop6h 34mDelta
Deal found 8/13$308
This American Airlines deal was found by Cheapflights users on 8/14. 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.
jeu. 10/236:00 amBWI - GRB
1 stop4h 14mAmerican Airlines
dim. 10/269:44 amGRB - BWI
1 stop6h 49mAmerican Airlines
Deal found 8/14$319
This American Airlines deal was found by Cheapflights users on 8/13. 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.
mer. 12/35:04 amBWI - GRB
2 stops6h 39mAmerican Airlines
dim. 12/711:22 amGRB - BWI
1 stop4h 07mAmerican Airlines
Deal found 8/13$339
This Delta deal was found by Cheapflights users on 8/13. 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.
sam. 9/67:29 pmBWI - GRB
1 stop4h 53mDelta
mer. 9/105:31 amGRB - BWI
1 stop5h 59mDelta
Deal found 8/13$367
This American Airlines deal was found by Cheapflights users on 8/13. 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.
jeu. 10/26:00 amBWI - GRB
1 stop4h 18mAmerican Airlines
dim. 10/56:26 pmGRB - BWI
2 stops14h 34mAmerican Airlines
Deal found 8/13$377

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baltimore to Green Bay 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 août 14, 2025.
Use the filters below to find and compare flights from Baltimore to Green Bay that are best for you.

Fly from

Baltimore

Fly to

Green Bay

Route

Depart

Return

Price

BaltimoreGreen Bay

BWI - GRB

BWIGRB

Baltimore/Washington

sam. 9/13

6:15 am-10:05 am

1 stop4h 50m

Green Bay Austin-Straubel

lun. 9/15

10:40 am-5:29 pm

1 stop5h 49m

$249

BaltimoreGreen Bay

BWI - GRB

BWIGRB

Baltimore/Washington

mar. 10/28

4:44 pm-10:52 pm

1 stop7h 08m

Green Bay Austin-Straubel

sam. 11/1

11:06 am-4:54 pm

1 stop4h 48m

$249

BaltimoreGreen Bay

BWI - GRB

BWIGRB

Baltimore/Washington

mar. 10/28

6:00 am-9:14 am

1 stop4h 14m

Green Bay Austin-Straubel

sam. 11/1

9:44 am-8:07 pm

2 stops9h 23m

$254

BaltimoreGreen Bay

BWI - GRB

BWIGRB

Baltimore/Washington

mer. 8/27

6:15 am-10:05 am

1 stop4h 50m

Green Bay Austin-Straubel

dim. 8/31

6:15 am-1:48 pm

1 stop6h 33m

$259

BaltimoreGreen Bay

BWI - GRB

BWIGRB

Baltimore/Washington

mer. 8/27

6:00 am-9:12 am

1 stop4h 12m

Green Bay Austin-Straubel

dim. 8/31

6:02 am-11:48 am

1 stop4h 46m

$259

BaltimoreGreen Bay

BWI - GRB

BWIGRB

Baltimore/Washington

mar. 8/19

4:39 pm-11:22 pm

1 stop7h 43m

Green Bay Austin-Straubel

mar. 8/26

5:31 am-12:30 pm

1 stop5h 59m

$284

BaltimoreGreen Bay

BWI - GRB

BWIGRB

Baltimore/Washington

mar. 8/19

6:00 am-9:12 am

1 stop4h 12m

Green Bay Austin-Straubel

mar. 8/26

3:05 pm-10:57 pm

2 stops6h 52m

$304

BaltimoreGreen Bay

BWI - GRB

BWIGRB

Baltimore/Washington

jeu. 10/23

6:00 am-9:14 am

1 stop4h 14m

Green Bay Austin-Straubel

dim. 10/26

9:44 am-5:33 pm

1 stop6h 49m

$319

BaltimoreGreen Bay

BWI - GRB

BWIGRB

Baltimore/Washington

sam. 9/6

7:29 pm-11:22 pm

1 stop4h 53m

Green Bay Austin-Straubel

mer. 9/10

5:31 am-12:30 pm

1 stop5h 59m

$367

BaltimoreGreen Bay

BWI - GRB

BWIGRB

Baltimore/Washington

jeu. 10/2

6:00 am-9:18 am

1 stop4h 18m

Green Bay Austin-Straubel

dim. 10/5

6:26 pm-10:00 am

2 stops14h 34m

$377

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Showing 1-10 of 22 results
1
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Best time to book a flight from Baltimore to Green Bay

Have a flexible travel schedule? Discover the best time to fly to Green Bay from Baltimore 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 Baltimore to Green Bay

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

Currently, January is the cheapest month in which you can book a flight from Baltimore to Green Bay (average of $331). Flying from Baltimore to Green Bay in July is currently the most expensive (average of $462). 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 BWI to GRB?

Find hourly flight availability from Baltimore to Green Bay. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated août 14, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 22% on flights from Baltimore to Green Bay by exploring options for tickets at noon.

How much does it cost to fly round-trip from Baltimore to Green Bay?

Reviews of airlines servicing Green Bay

Get insights into the airlines that provide service to Green Bay. 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 Green Bay. Reviews last updated août 14, 2025.
Read through reviews of airlines operating flights from Baltimore to Green Bay, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

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
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

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
8,916 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

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
7,980 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

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 Baltimore to Green Bay. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Currently priced at $198, United Airlines will fly you from Baltimore to Green Bay and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and American Airlines - these airlines can fly you to your destination from $232 and $248, respectively. These flights start at 51% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Baltimore to Green Bay 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 Baltimore to Green Bay?

    Currently, January is the cheapest month in which you can book a flight from Baltimore to Green Bay (average of $331). Flying from Baltimore to Green Bay in July is currently the most expensive (average of $462). 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
Marinette
Manitowoc

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Alternative routes for Baltimore to Green Bay

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Baltimore to Green Bay

Discover the top 3 airlines that operate flights from Baltimore to Green Bay. 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 août 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$198Average$373FlexibilityNo cancel feeOn-time69%
DeltaCheapest$232Average$389FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$248Average$504FlexibilityNo cancel feeOn-time71%

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