$178 Cheap Flights from Louisville (SDF) to Green Bay (GRB)

View $178 flight on Tue, Dec 30, 2025Opens in a new window

Popular airlines from Louisville Intl. Airport (SDF) to Green Bay Austin Straubel Intl. Airport (GRB)

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Cheap Flights from Louisville to Green Bay (SDF-GRB)

Prices were available within the past 7 days and start at $178 for one-way flights and $229 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Dec 13 - Mon, Dec 15
SDF
Louisville
GRB
Green Bay
$229 Roundtrip, found 2 days ago
$229
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Dec 13 from Louisville to Green Bay, returning Mon, Dec 15, priced at $229 found 2 days ago
Delta
Sun, Nov 23 - Sat, Nov 29
SDF
Louisville
GRB
Green Bay
$229 Roundtrip, found 23 hours ago
$229
Roundtrip
found 23 hours ago
Select Delta flight, departing Sun, Nov 23 from Louisville to Green Bay, returning Sat, Nov 29, priced at $229 found 23 hours ago
United
Sun, Nov 23 - Sat, Nov 29
SDF
Louisville
GRB
Green Bay
$229 Roundtrip, found 23 hours ago
$229
Roundtrip
found 23 hours ago
Select United flight, departing Sun, Nov 23 from Louisville to Green Bay, returning Sat, Nov 29, priced at $229 found 23 hours ago
United
Mon, Nov 10 - Mon, Nov 17
SDF
Louisville
GRB
Green Bay
$234 Roundtrip, found 6 days ago
$234
Roundtrip
found 6 days ago
Select United flight, departing Mon, Nov 10 from Louisville to Green Bay, returning Mon, Nov 17, priced at $234 found 6 days ago
Delta
Wed, Dec 10 - Sat, Dec 20
SDF
Louisville
GRB
Green Bay
$244 Roundtrip, found 2 days ago
$244
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Dec 10 from Louisville to Green Bay, returning Sat, Dec 20, priced at $244 found 2 days ago
United
Sun, Nov 23 - Sat, Nov 29
SDF
Louisville
GRB
Green Bay
$249 Roundtrip, found 23 hours ago
$249
Roundtrip
found 23 hours ago
Select United flight, departing Sun, Nov 23 from Louisville to Green Bay, returning Sat, Nov 29, priced at $249 found 23 hours ago
United
Sat, Dec 13 - Mon, Dec 15
SDF
Louisville
GRB
Green Bay
$254 Roundtrip, found 2 days ago
$254
Roundtrip
found 2 days ago
Select United flight, departing Sat, Dec 13 from Louisville to Green Bay, returning Mon, Dec 15, priced at $254 found 2 days ago
Delta
Mon, Dec 15 - Sat, Dec 20
SDF
Louisville
GRB
Green Bay
$259 Roundtrip, found 2 days ago
$259
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Dec 15 from Louisville to Green Bay, returning Sat, Dec 20, priced at $259 found 2 days ago
American Airlines
Thu, Dec 25 - Sun, Dec 28
SDF
Louisville
GRB
Green Bay
$264 Roundtrip, found 6 hours ago
$264
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Thu, Dec 25 from Louisville to Green Bay, returning Sun, Dec 28, priced at $264 found 6 hours ago
United
Sun, Nov 23 - Sat, Nov 29
SDF
Louisville
GRB
Green Bay
$278 Roundtrip, found 23 hours ago
$278
Roundtrip
found 23 hours ago
Select United flight, departing Sun, Nov 23 from Louisville to Green Bay, returning Sat, Nov 29, priced at $278 found 23 hours ago

Find the cheapest month to fly from Louisville (SDF) to Green Bay (GRB)

April is typically the cheapest month to fly

From $218 - $656 per traveler.

Alternative airports near Green Bay

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Appleton Intl. ATW. Average driving time to city center is 40 minutes. Flights from $304
ATW
Appleton Intl.
Average driving time to city center40 min
Flights from $304

Frequently asked questions

How much does a flight from Louisville Intl. Airport (SDF) to Austin Straubel Intl. Airport (GRB) cost?
Get a cheap one-way flight from $178 or cheap return flight from $229 from Louisville Intl. Airport (SDF) to Austin Straubel Intl. Airport (GRB) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Louisville Intl. Airport (SDF) to Austin Straubel Intl. Airport (GRB)?
Traveling in December is a great way to save, as it's the cheapest month for flights between SDF and GRB. You'll usually find the lowest prices during the off-season.
What is the cheapest airline that flies from Louisville Intl. Airport (SDF) to Austin Straubel Intl. Airport (GRB)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest SDF to GRB flight.
How many flights per day from Louisville Intl. Airport (SDF) to Austin Straubel Intl. Airport (GRB)?
You'll need to book a flight with a layover if you're traveling from Louisville Intl. Airport (SDF) to Austin Straubel Intl. Airport (GRB). There are no daily direct flights on this route. However, just filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from SDF to GRB?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary depending on various factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Louisville Intl. Airport (SDF) to Austin Straubel Intl. Airport (GRB)?
To land at Austin Straubel Intl. Airport (GRB) on time, pick a flight that leaves Louisville Intl. Airport (SDF) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Louisville Intl. Airport (SDF) to Austin Straubel Intl. Airport (GRB) last-minute?
Waiting until just before your trip to book a flight from SDF to GRB often results in higher prices. While you might find some last-minute discounts, they're not always guaranteed. Keep your travel plans flexible to boost your chances of snagging a bargain.
Is it cheaper to book a SDF to GRB flight and hotel package?
You'll typically save money by booking a SDF to GRB flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After selecting your preferred flights and accommodations, consider adding extras such as activities, car rentals and tours.
Can I cancel or change the date of my flight from Louisville Intl. Airport (SDF) to Austin Straubel Intl. Airport (GRB)?
Typically, it's possible to reschedule or cancel your SDF to GRB flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Louisville Intl.
Destination airport
Austin Straubel Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$228
Distance
452 mi

Book with confidence

Louisville to Green Bay Flights

The cheapest times to fly from Louisville to Green Bay

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Louisville to Green Bay are during the month of December. You can find some of the cheapest flights from Louisville to Green Bay with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Louisville to Green Bay

Sunday is one of the best days to book for cheap flights from Louisville to Green Bay: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Louisville to Green Bay

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Louisville to Green Bay in 2025. You can also book with separate airlines for your outbound and return journeys, from $178 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Louisville to Green Bay flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Louisville to Green Bay airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Louisville to Green Bay Flights

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*Available to One Key members.