$894 Cheap Flights from Graz (GRZ) to Philadelphia (PHL)

View $894 flight on Wed, Sep 10, 2025Opens in a new window

Popular airlines from Graz (GRZ) to Philadelphia Intl. Airport (PHL)

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Cheap Flights from Graz to Philadelphia (GRZ-PHL)

Prices were available within the past 7 days and start at $894 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Graz (GRZ) to Philadelphia (PHL)
Origin airport
Graz
Destination airport
Philadelphia Intl.
Distance
4314 mi

Graz to Philadelphia Flights

The cheapest times to fly from Graz to Philadelphia

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

 

The best time to book a flight from Graz to Philadelphia

Sunday is one of the best days to book for cheap flights from Graz to Philadelphia: 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 Philadelphia

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 Philadelphia in 2025. You can also book with separate airlines for your outbound and return journeys, from $894 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 Philadelphia 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 Philadelphia 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 Thalerhof Airport (GRZ) to Philadelphia Intl. Airport (PHL) cost?
Discover the latest flight deals from GRZ to PHL 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 GRZ to PHL?
The cheapest flights from GRZ to PHL 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 GRZ to PHL?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from GRZ to PHL. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Thalerhof Airport (GRZ) to Philadelphia Intl. Airport (PHL)?
Nonstop flights from Thalerhof Airport (GRZ) to Philadelphia Intl. Airport (PHL) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from GRZ to PHL?
You'll typically 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 Thalerhof Airport (GRZ) to Philadelphia Intl. Airport (PHL)?
To avoid potential delays on the Thalerhof Airport (GRZ) to Philadelphia Intl. Airport (PHL) route, aim to travel before 3 PM. Later flights are 22% more likely to be 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 Philadelphia Intl. Airport (PHL) last-minute?
Waiting until just before your departure to book a flight from GRZ to PHL often results in higher prices. While you may find some last-minute discounts, they aren't always guaranteed. Be flexible with your travel plans to maximize your chances of snagging a bargain.
Is it cheaper to book a GRZ to PHL flight and hotel package?
Compared with arranging hotels and flights separately, booking a GRZ to PHL flight and hotel package with Expedia could lead to significant savings. What's more, managing everything in one place takes the hassle out of travel planning. Simply secure your flights and select from our wide range of hotels, then tailor your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from Thalerhof Airport (GRZ) to Philadelphia Intl. Airport (PHL)?
If you reserved your GRZ to PHL flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.

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*Available to One Key members.