Cheap Flights from St. Marys (KSM) to Allentown (ABE)

Popular airlines from St. Marys, AK (KSM) to Lehigh Valley Intl. Airport (ABE)

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Frequently asked questions

How much does a flight from St. Marys Airport (KSM) to Lehigh Valley Intl. Airport (ABE) cost?
Snag a cheap one-way flight or cheap return flight from St. Marys Airport (KSM) to Lehigh Valley Intl. Airport (ABE) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from St. Marys Airport (KSM) to Lehigh Valley Intl. Airport (ABE)?
is the most affordable month to fly from KSM to ABE. Traveling during quieter months is often the key to landing a great deal.
What is the cheapest airline that flies from St. Marys Airport (KSM) to Lehigh Valley Intl. Airport (ABE)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest KSM to ABE flight.
How many flights per day from St. Marys Airport (KSM) to Lehigh Valley Intl. Airport (ABE)?
There aren't any daily direct flights available from St. Marys Airport (KSM) to Lehigh Valley Intl. Airport (ABE). But you can book 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 at all.
What day of the week has the most flights from KSM to ABE?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from St. Marys Airport (KSM) to Lehigh Valley Intl. Airport (ABE)?
Choose a flight from St. Marys Airport (KSM) to Lehigh Valley Intl. Airport (ABE) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures later than this are on average 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 St. Marys Airport (KSM) to Lehigh Valley Intl. Airport (ABE) last-minute?
Booking your ticket from KSM to ABE shortly before your journey is usually more expensive. But if you're flexible with your travel dates and times, you could score a cheap last-minute fare.
Is it cheaper to book a KSM to ABE flight and hotel package?
You'll typically save money by booking a KSM to ABE flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. After choosing your preferred flights and accommodations, you can add extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from St. Marys Airport (KSM) to Lehigh Valley Intl. Airport (ABE)?
If you booked your KSM to ABE flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for further details.

Travel information

Origin airport
St. Marys
Destination airport
Lehigh Valley Intl.
Distance
3724 mi

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St. Marys to Allentown Flights

The cheapest times to fly from St. Marys to Allentown

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

 

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

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

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 St. Marys to Allentown in 2026. 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 St. Marys to Allentown 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 St. Marys to Allentown 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.

 

St. Marys to Allentown Flights

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*Available to One Key members.