Cheap Flights from Philadelphia (PHL) to St. Marys (STQ)

Popular airlines from Philadelphia Intl. Airport (PHL) to St. Marys, PA (STQ-St. Marys Municipal)

Alternative airports near St. Marys

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

Select flight to Bradford Regional BFD. Average driving time to city center is 56 minutes. Flights from $471
BFD
Bradford Regional
Average driving time to city center56 min
Flights from $471
Select flight to DuBois Regional DUJ. Cheapest option available. Average driving time to city center is 1 hour 0 minutes. Flights from $366
DUJ
DuBois Regional
Cheapest
Average driving time to city center1 h 0 min
Flights from $366

Frequently asked questions

How much does a flight from Philadelphia Intl. Airport (PHL) to St. Marys Municipal Airport (STQ) cost?
Secure a cheap one-way flight or cheap return flight from Philadelphia Intl. Airport (PHL) to St. Marys Municipal Airport (STQ) 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 Philadelphia Intl. Airport (PHL) to St. Marys Municipal Airport (STQ)?
Flying in is a great way to save, as it's the cheapest month for flights between PHL and STQ. You'll often find the lowest prices during off-peak months.
What is the cheapest airline that flies from Philadelphia Intl. Airport (PHL) to St. Marys Municipal Airport (STQ)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll take you from PHL to STQ. Then, sort your results by "Price (lowest to highest)" to snag a good deal.
How many flights per day from Philadelphia Intl. Airport (PHL) to St. Marys Municipal Airport (STQ)?
You'll need to take a flight with a layover when traveling from Philadelphia Intl. Airport (PHL) to St. Marys Municipal Airport (STQ). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from PHL to STQ?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary based on a range of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Philadelphia Intl. Airport (PHL) to St. Marys Municipal Airport (STQ)?
To avoid possible delays on the Philadelphia Intl. Airport (PHL) to St. Marys Municipal Airport (STQ) route, fly before 3 PM. Departures after this hour 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.
What airports do you fly into for St. Marys from Philadelphia Intl. Airport (PHL)?
If you're traveling on a direct flight from Philadelphia Intl. Airport (PHL) to St. Marys, University Park Airport (SCE) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Philadelphia Intl. Airport (PHL) to St. Marys Municipal Airport (STQ) last-minute?
Last-minute bookings from PHL to STQ are typically more expensive. To secure the best prices, start looking for flights ahead of time. That being said, if you can play around with your travel dates, it's possible to score a cheap fare right before your journey.
Is it cheaper to book a PHL to STQ flight and hotel package?
Compared with arranging flights and hotels separately, booking a PHL to STQ flight and hotel package with Expedia could result in significant savings. Better still, having everything in one easy place will take the hassle out of travel planning. Just secure your flights and select from our extensive range of hotels, then tailor your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Philadelphia Intl. Airport (PHL) to St. Marys Municipal Airport (STQ)?
If you booked your PHL to STQ flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the ticket type 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 if you want more information.

Travel information

Origin airport
Philadelphia Intl.
Destination airport
St. Marys Municipal
Distance
201 mi

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Philadelphia to St. Marys Flights

The cheapest times to fly from Philadelphia to St. Marys

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

 

The best time to book a flight from Philadelphia to St. Marys

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

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 Philadelphia to St. Marys in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Philadelphia to St. Marys 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 Philadelphia to St. Marys 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.

 

Philadelphia to St. Marys Flights

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*Available to One Key members.