$128 Cheap American Airlines flights from St. Louis to Green Bay (STL to GRB)

For information on any present Green Bay Airport travel advice and quarantine requirements, go to our Covid-19 Travel Advisor. Check before you arrange your flight, so you don’t get caught up.

Before you jet off from Lambert Field to Austin Straubel Intl. Airport (GRB) with American Airlines, it might be a good idea to contact the airline to find out your terminal information. While your boarding pass should contain some of the details, we can’t guarantee it.

If you’re flying with American Airlines from Lambert-St. Louis Intl. Airport (STL) to Green Bay Airport, you’ll need to make at least one stop. While waiting for your connection, use the time to grab a bite to eat or go for a wander.

From the time your American Airlines plane is pushed back from the gate at STL to the second it pulls into Austin Straubel Intl. Airport (GRB), your plane ride will last an average of 2 hours and 34 minutes. With such a quick flight time, it’s a wonderful spur-of-the-moment vacation.

You can choose between around 2 flights per day with American Airlines from STL to GRB.

For more info about changing your flight to Green Bay Airport, please visit our Customer Service Portal.

This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.