$108 Cheap Flights from San Juan (SJU) to Green Bay (GRB)

View $108 flight on Wed, Oct 29, 2025Opens in a new window

Popular airlines from Luis Munoz Marin Intl. Airport (SJU) to Green Bay Austin Straubel Intl. Airport (GRB)

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Cheap Flights from San Juan to Green Bay (SJU-GRB)

Prices were available within the past 7 days and start at $108 for one-way flights and $235 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Oct 15 - Wed, Oct 29
SJU
San Juan
GRB
Green Bay
$235 Roundtrip, found 8 hours ago
$235
Roundtrip
found 8 hours ago
Select United flight, departing Wed, Oct 15 from San Juan to Green Bay, returning Wed, Oct 29, priced at $235 found 8 hours ago
Delta
Fri, Oct 3 - Sat, Oct 4
SJU
San Juan
GRB
Green Bay
$255 Roundtrip, found 1 day ago
$255
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Oct 3 from San Juan to Green Bay, returning Sat, Oct 4, priced at $255 found 1 day ago
American Airlines
Wed, Oct 15 - Wed, Oct 29
SJU
San Juan
GRB
Green Bay
$265 Roundtrip, found 8 hours ago
$265
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Wed, Oct 15 from San Juan to Green Bay, returning Wed, Oct 29, priced at $265 found 8 hours ago
United
Wed, Oct 15 - Wed, Oct 29
SJU
San Juan
GRB
Green Bay
$267 Roundtrip, found 8 hours ago
$267
Roundtrip
found 8 hours ago
Select United flight, departing Wed, Oct 15 from San Juan to Green Bay, returning Wed, Oct 29, priced at $267 found 8 hours ago
United
Wed, Oct 1 - Mon, Oct 6
SJU
San Juan
GRB
Green Bay
$269 Roundtrip, found 2 days ago
$269
Roundtrip
found 2 days ago
Select United flight, departing Wed, Oct 1 from San Juan to Green Bay, returning Mon, Oct 6, priced at $269 found 2 days ago
American Airlines
Thu, Oct 2 - Tue, Oct 7
SJU
San Juan
GRB
Green Bay
$275 Roundtrip, found 1 day ago
$275
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Oct 2 from San Juan to Green Bay, returning Tue, Oct 7, priced at $275 found 1 day ago
American Airlines
Wed, Oct 15 - Wed, Oct 29
SJU
San Juan
GRB
Green Bay
$288 Roundtrip, found 8 hours ago
$288
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Wed, Oct 15 from San Juan to Green Bay, returning Wed, Oct 29, priced at $288 found 8 hours ago
United
Wed, Oct 15 - Wed, Oct 29
SJU
San Juan
GRB
Green Bay
$288 Roundtrip, found 8 hours ago
$288
Roundtrip
found 8 hours ago
Select United flight, departing Wed, Oct 15 from San Juan to Green Bay, returning Wed, Oct 29, priced at $288 found 8 hours ago
American Airlines
Tue, Oct 7 - Sat, Oct 11
SJU
San Juan
GRB
Green Bay
$300 Roundtrip, found 1 day ago
$300
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Oct 7 from San Juan to Green Bay, returning Sat, Oct 11, priced at $300 found 1 day ago
United
Wed, Oct 15 - Wed, Oct 29
SJU
San Juan
GRB
Green Bay
$305 Roundtrip, found 8 hours ago
$305
Roundtrip
found 8 hours ago
Select United flight, departing Wed, Oct 15 from San Juan to Green Bay, returning Wed, Oct 29, priced at $305 found 8 hours ago

Find the cheapest month to fly from San Juan (SJU) to Green Bay (GRB)

February is typically the cheapest month to fly

From $264 - $743 per traveler.

Graph displaying average flight prices per month

Alternative airports near Green Bay

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

Select flight to Austin Straubel Intl. GRB. Cheapest and Closest option available. Average driving time to city center is 12 minutes. Flights from $615
GRB
Austin Straubel Intl.
CheapestClosest
Average driving time to city center12 min
Flights from $615
Flights from San Juan (SJU) to Green Bay (GRB)
Origin airport
Luis Munoz Marin Intl.
Destination airport
Austin Straubel Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$235
Distance
2207 mi

San Juan to Green Bay Flights

The cheapest times to fly from San Juan 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 San Juan to Green Bay are during the month of October. You can find some of the cheapest flights from San Juan to Green Bay with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Juan to Green Bay

Sunday is one of the best days to book for cheap flights from San Juan 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 San Juan 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 San Juan to Green Bay in 2025. You can also book with separate airlines for your outbound and return journeys, from $108 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 San Juan 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 San Juan 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.

 

Frequently asked questions

How much does a flight from Luis Munoz Marin Intl. Airport (SJU) to Austin Straubel Intl. Airport (GRB) cost?
Discover the latest flight deals from SJU to GRB by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SJU to GRB?
The cheapest flights from SJU to GRB are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SJU to GRB?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from SJU to GRB. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Luis Munoz Marin Intl. Airport (SJU) to Austin Straubel Intl. Airport (GRB)?
There are no daily nonstop flights from Luis Munoz Marin Intl. Airport (SJU) to Austin Straubel Intl. Airport (GRB). But you can choose flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be on your way in no time.
What day of the week has the most flights from SJU to GRB?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Luis Munoz Marin Intl. Airport (SJU) to Austin Straubel Intl. Airport (GRB)?
To land at Austin Straubel Intl. Airport (GRB) on schedule, choose a flight that takes off from Luis Munoz Marin Intl. Airport (SJU) 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 Luis Munoz Marin Intl. Airport (SJU) to Austin Straubel Intl. Airport (GRB) last-minute?
Booking your plane ticket from SJU to GRB right before your journey is generally more expensive. But if you're flexible with your schedule, you could bag a cheap last-minute fare.
Is it cheaper to book a SJU to GRB flight and hotel package?
Compared with arranging flights and hotels separately, booking a SJU to GRB flight and hotel package with Expedia could lead to significant savings. Better yet, having it all in one place takes the hassle out of planning your trip. Simply secure your flights and choose from our extensive range of stays, then customize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Luis Munoz Marin Intl. Airport (SJU) to Austin Straubel Intl. Airport (GRB)?
In most cases, you can cancel or modify your SJU to GRB flight. However, additional fees may apply, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you want further details, go to our Customer Service portal.

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*Available to One Key members.