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Green Bay

$254+ Cheap flights from Louisville to Green Bay (SDF - 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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — GRB
Aug 5 — Aug 121
Di 8/5
Di 8/12
1 adult, Economy
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Cheap flight deals from Louisville to Green Bay

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) 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 Juli 31, 2025.

Round-trip from

$359
(Delta)

One-way from

$254
(Delta)

Popular in

January

Cheapest in

February

Average price

$559
From Louisville Intl to Green Bay Austin-Straubel
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One-way flight from Louisville Intl to Green Bay Austin-Straubel
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Highest demand for flights based on searches. 6% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Louisville to Green Bay

Cheapest flights from Louisville to Green Bay
Explore the most affordable flight options available from Louisville to Green Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on Juli 31, 2025.

This Delta deal was found by Cheapflights users on 7/30. 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.
Fr 9/197:33 pmSDF - GRB
1 stop4h 27mDelta
So 9/215:01 pmGRB - SDF
1 stop3h 15mDelta
Deal found 7/30$359
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Do 8/147:00 amSDF - GRB
1 stop6h 23mUnited Airlines
Mo 8/183:49 pmGRB - SDF
1 stop5h 25mUnited Airlines
Deal found 7/30$457
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Fr 9/197:00 amSDF - GRB
1 stop3h 18mAmerican Airlines
So 9/216:00 amGRB - SDF
2 stops7h 51mAmerican Airlines
Deal found 7/30$482

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville 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 Juli 31, 2025.
Use the filters below to find and compare flights from Louisville to Green Bay that are best for you.

Fly from

Louisville

Fly to

Green Bay

Route

Depart

Return

Price

LouisvilleGreen Bay

SDF - GRB

SDFGRB

Louisville Intl

Fr 9/19

7:33 pm-11:00 pm

1 stop4h 27m

Green Bay Austin-Straubel

So 9/21

5:01 pm-9:16 pm

1 stop3h 15m

$359

LouisvilleGreen Bay

SDF - GRB

SDFGRB

Louisville Intl

Do 8/14

7:00 am-12:23 pm

1 stop6h 23m

Green Bay Austin-Straubel

Mo 8/18

3:49 pm-10:14 pm

1 stop5h 25m

$457

LouisvilleGreen Bay

SDF - GRB

SDFGRB

Louisville Intl

Fr 9/19

7:00 am-9:18 am

1 stop3h 18m

Green Bay Austin-Straubel

So 9/21

6:00 am-2:51 pm

2 stops7h 51m

$482

LouisvilleGreen Bay

SDF - GRB

SDFGRB

Louisville Intl

Do 8/14

7:45 pm-11:22 pm

1 stop4h 37m

$254

LouisvilleGreen Bay

SDF - GRB

SDFGRB

Louisville Intl

Fr 8/15

10:00 am-7:18 pm

2 stops10h 18m

$415

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Best time to book a flight from Louisville to Green Bay

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

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

Currently, January is the cheapest month in which you can book a flight from Louisville to Green Bay (average of $331). Flying from Louisville to Green Bay in June is currently the most expensive (average of $460). 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 SDF to GRB?

Find hourly flight availability from Louisville 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 Juli 31, 2025.

One of the essential ways to save on airfare from Louisville to Green Bay is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 6% on airfare.

How much does it cost to fly round-trip from Louisville 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 Juli 31, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Louisville to Green Bay. 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.
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

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

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

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
8,902 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

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
7,980 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

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 Louisville 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 Louisville to Green Bay round-trip?

    Flying on Delta is currently your cheapest option to Green Bay, with prices starting at $359. Additional round-trip tickets that might be worth considering are offered by United Airlines and American Airlines, with the lowest prices starting at $457 and $482, respectively. These flights start at 17% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Louisville to Green Bay (average of $331). Flying from Louisville to Green Bay in June is currently the most expensive (average of $460). 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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Top airline flying from Louisville to Green Bay

Discover the top airline that operate flights from Louisville 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 Juli 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$228Average$412FlexibilityNo cancel feeOn-timeN/A

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