$756 Cheap Flights from Graz (GRZ) to St. Louis (STL)

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Popular airlines from Graz (GRZ) to St. Louis Lambert Intl. Airport (STL)

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Cheap Flights from Graz to St. Louis (GRZ-STL)

Prices were available within the past 7 days and start at $756 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Thalerhof Airport (GRZ) to Lambert-St. Louis Intl. Airport (STL) cost?
Lock in a cheap one-way flight from $756 or cheap return flight from Thalerhof Airport (GRZ) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Thalerhof Airport (GRZ) to Lambert-St. Louis Intl. Airport (STL)?
Flying in can help you save, as it's the cheapest month for flights between GRZ and STL. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from Thalerhof Airport (GRZ) to Lambert-St. Louis Intl. Airport (STL)?
To find the cheapest airline flying from GRZ to STL, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Thalerhof Airport (GRZ) to Lambert-St. Louis Intl. Airport (STL)?
There aren't any daily direct flights available from Thalerhof Airport (GRZ) to Lambert-St. Louis Intl. Airport (STL). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from GRZ to STL?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can vary depending on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Thalerhof Airport (GRZ) to Lambert-St. Louis Intl. Airport (STL)?
To avoid possible delays on the Thalerhof Airport (GRZ) to Lambert-St. Louis Intl. Airport (STL) route, fly before 3 PM. Departures after this time have a 22% higher chance of being canceled.**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 Thalerhof Airport (GRZ) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Booking your flight from GRZ to STL just before your journey is generally more expensive. But if there's some wiggle room with your itinerary, you could land a cheap last-minute fare.
Is it cheaper to book a GRZ to STL flight and hotel package?
Securing a GRZ to STL flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Pick from our wide range of accommodations and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Thalerhof Airport (GRZ) to Lambert-St. Louis Intl. Airport (STL)?
If you reserved your GRZ to STL flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

Travel information

Origin airport
Graz
Destination airport
Lambert-St. Louis Intl.
Distance
4959 mi

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Graz to St. Louis Flights

The cheapest times to fly from Graz to St. Louis

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 Graz to St. Louis are during the month of . You can find some of the cheapest flights from Graz to St. Louis with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Graz to St. Louis

Sunday is one of the best days to book for cheap flights from Graz to St. Louis: 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 Graz to St. Louis

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 Graz to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from $756 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 Graz to St. Louis 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 Graz to St. Louis 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.

 

Graz to St. Louis Flights

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