HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Baltimore

$209+ Cheap flights from Green Bay to Baltimore (GRB - BWI)

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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — BWI
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Green Bay to Baltimore with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Green Bay to Baltimore

Discover tips and strategies to find the most affordable flight options for your journey from Green Bay (GRB) to Baltimore (BWI). 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 junio 12, 2025.

Round-trip from

$249
(Delta)

One-way from

$209
(Delta)

Popular in

March

Cheapest in

February

Average price

$293
From Green Bay Austin-Straubel to Baltimore/Washington
Search Deals
One-way flight from Green Bay Austin-Straubel to Baltimore/Washington
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($2 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Green Bay to Baltimore

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

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.
jue. 9/45:31 amGRB - BWI
1 stop5h 59mDelta
mar. 9/96:15 amBWI - GRB
1 stop6h 11mDelta
Deal found 6/11$249
This American Airlines deal was found by Cheapflights users on 6/10. 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.
mié. 7/96:20 amGRB - BWI
2 stops7h 11mAmerican Airlines
mié. 7/166:00 amBWI - GRB
1 stop4h 21mAmerican Airlines
Deal found 6/10$298
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.
sáb. 8/236:15 amGRB - BWI
1 stop6h 33mUnited Airlines
sáb. 8/306:15 amBWI - GRB
1 stop4h 50mUnited Airlines
Deal found 6/9$363

Cheapflights Fare Finder

Customize your flight search to find flights from Green Bay to Baltimore 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 junio 12, 2025.
Use the filters below to find and compare flights from Green Bay to Baltimore that are best for you.

Fly from

Green Bay

Fly to

Baltimore

Route

Depart

Return

Price

Green BayBaltimore

GRB - BWI

GRBBWI

Green Bay Austin-Straubel

jue. 9/4

5:31 am-12:30 pm

1 stop5h 59m

Baltimore/Washington

mar. 9/9

6:15 am-11:26 am

1 stop6h 11m

$249

Green BayBaltimore

GRB - BWI

GRBBWI

Green Bay Austin-Straubel

mié. 7/9

6:20 am-2:31 pm

2 stops7h 11m

Baltimore/Washington

mié. 7/16

6:00 am-9:21 am

1 stop4h 21m

$298

Green BayBaltimore

GRB - BWI

GRBBWI

Green Bay Austin-Straubel

sáb. 8/23

6:15 am-1:48 pm

1 stop6h 33m

Baltimore/Washington

sáb. 8/30

6:15 am-10:05 am

1 stop4h 50m

$363

Green BayBaltimore

GRB - BWI

GRBBWI

Green Bay Austin-Straubel

mar. 7/29

5:32 am-12:47 pm

1 stop6h 15m

$209

Green BayBaltimore

GRB - BWI

GRBBWI

Green Bay Austin-Straubel

lun. 6/23

7:53 pm-4:52 pm

2 stops19h 59m

$246

Green BayBaltimore

GRB - BWI

GRBBWI

Green Bay Austin-Straubel

mar. 7/29

6:15 am-2:31 pm

2 stops7h 16m

$265

Green BayBaltimore

GRB - BWI

GRBBWI

Green Bay Austin-Straubel

lun. 7/21

8:00 am-1:48 pm

1 stop4h 48m

$294

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from Green Bay to Baltimore

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

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

Currently, August is the cheapest month in which you can book a flight from Green Bay to Baltimore (average of $241). Flying from Green Bay to Baltimore in March is currently the most expensive (average of $290). 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.

Rainfall in Baltimore by month

Plan your trip to Baltimore by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Baltimore ranges from 2.9 - 4.1 inches per month. July is typically the wettest month, when rainfall can reach 4.1 in. February is typically the driest time to visit Baltimore when rainfall is around 2.9 in.

Temperature in Baltimore by month

Plan your trip to Baltimore by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Baltimore, 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 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Baltimore

Get insights into the airlines that provide service to Baltimore. 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 Baltimore. Reviews last updated junio 12, 2025.
Read through reviews of airlines operating flights from Green Bay to Baltimore, such as Delta, United Airlines and American Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

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

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

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

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

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

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

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!
Frontier
5.9
Fair
3,295 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

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 Baltimore. 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 Green Bay to Baltimore round-trip?

    Currently priced at $249, Delta will fly you from Green Bay to Baltimore and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and United Airlines - these airlines can fly you to your destination from $298 and $363, respectively. Delta is priced at 25% lower than the current average price of a flight leaving 3 months from now.

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

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $209. Users have also found prices from $246 and $265 on Frontier and American Airlines, respectively.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Green Bay to Baltimore (average of $241). Flying from Green Bay to Baltimore in March is currently the most expensive (average of $290). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Green Bay to Baltimore

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Philadelphia flights
O'Hare Intl to Reagan-National flights
O'Hare Intl to Dulles Intl flights
O'Hare Intl to Baltimore flights
Minneapolis to Dulles Intl flights
Minneapolis to Baltimore flights
Minneapolis to Philadelphia flights
Minneapolis to Reagan-National flights
Milwaukee to Reagan-National flights
Milwaukee to Philadelphia flights
Milwaukee to Dulles Intl flights
Madison to Dulles Intl flights
Milwaukee to Baltimore flights
Madison to Reagan-National flights
Madison to Baltimore flights
Madison to Philadelphia flights
Appleton to Dulles Intl flights
Appleton to Baltimore flights
Appleton to Reagan-National flights
Green Bay to Reagan-National flights
Green Bay to Dulles Intl flights
Appleton to Philadelphia flights
Wausau to Reagan-National flights
Duluth to Dulles Intl flights
Duluth to Reagan-National flights
Wausau to Dulles Intl flights
Rhinelander to Dulles Intl flights
Green Bay to Philadelphia flights
Eau Claire to Dulles Intl flights
Eau Claire to Baltimore flights
Duluth to Philadelphia flights
Minneapolis to Salisbury flights
Rhinelander to Reagan-National flights
O'Hare Intl to Salisbury flights
Eau Claire to Reagan-National flights
Rhinelander to Baltimore flights
Duluth to Baltimore flights
La Crosse to Philadelphia flights
Wausau to Philadelphia flights
Escanaba to Dulles Intl flights
Wausau to Baltimore flights
Escanaba to Baltimore flights
La Crosse to Baltimore flights
La Crosse to Reagan-National flights
Dubuque to Reagan-National flights
Milwaukee to Salisbury flights
Madison to Salisbury flights
Dubuque to Philadelphia flights
Dubuque to Baltimore flights

Top 2 airlines flying from Green Bay to Baltimore

Discover the top 2 airlines that operate flights from Green Bay to Baltimore. 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$223Average$323FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$258Average$387FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.