Cheap Flights from Atlantic City (ACY) to St. Marys (KSM)

Popular airlines from Atlantic City Intl. Airport (ACY) to St. Marys, AK (KSM)

Frequently asked questions

How much does a flight from Atlantic City Intl. Airport (ACY) to St. Marys Airport (KSM) cost?
Get a cheap one-way flight or cheap return flight from Atlantic City Intl. Airport (ACY) to St. Marys Airport (KSM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Atlantic City Intl. Airport (ACY) to St. Marys Airport (KSM)?
The cheapest month to fly from ACY to KSM is , when there's less demand. Off-peak months are often when airlines offer better prices between these airports.
What is the cheapest airline that flies from Atlantic City Intl. Airport (ACY) to St. Marys Airport (KSM)?
To find the cheapest airline flying from ACY to KSM, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Atlantic City Intl. Airport (ACY) to St. Marys Airport (KSM)?
You'll have to hop on a flight with a layover when traveling from Atlantic City Intl. Airport (ACY) to St. Marys Airport (KSM). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from ACY to KSM?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change based on a range of factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Atlantic City Intl. Airport (ACY) to St. Marys Airport (KSM)?
Book a flight from Atlantic City Intl. Airport (ACY) to St. Marys Airport (KSM) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures later than this have a 22% higher chance of being canceled, on average.**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 Atlantic City Intl. Airport (ACY) to St. Marys Airport (KSM) last-minute?
Booking your flight from ACY to KSM shortly before your trip is typically more expensive. However, if there's some wiggle room with your departure dates and times, you could snag a cheap last-minute fare.
Is it cheaper to book an ACY to KSM flight and hotel package?
Opting for an ACY to KSM flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Pick from our impressive range of hotels and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Atlantic City Intl. Airport (ACY) to St. Marys Airport (KSM)?
In most instances, you're able to reschedule or cancel your ACY to KSM flight. However, additional charges may apply, especially if you booked over 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you want more information, head to our Customer Service portal.

Travel information

Origin airport
Atlantic City Intl.
Destination airport
St. Marys
Distance
3818 mi

Book with confidence

Atlantic City to St. Marys Flights

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

 

The best time to book a flight from Atlantic City to St. Marys

Sunday is one of the best days to book for cheap flights from Atlantic City 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 Atlantic City 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 Atlantic City 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 Atlantic City 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 Atlantic City 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.

 

Atlantic City to St. Marys Flights

Explore a world of travel with Expedia

*Available to One Key members.