Cheap Flights from St. Marys (KSM) to Atlanta (ATL)

Popular airlines from St. Marys, AK (KSM) to Atlanta

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Frequently asked questions

How much does a flight from St. Marys Airport (KSM) to Hartsfield-Jackson Atlanta Intl. Airport (ATL) cost?
Grab a cheap one-way flight or cheap return flight from St. Marys Airport (KSM) to Hartsfield-Jackson Atlanta Intl. Airport (ATL) 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 St. Marys Airport (KSM) to Hartsfield-Jackson Atlanta Intl. Airport (ATL)?
The cheapest month to fly from KSM to ATL is , when demand is low. Off-peak months are typically when airlines offer lower prices between these airports.
What is the cheapest airline that flies from St. Marys Airport (KSM) to Hartsfield-Jackson Atlanta Intl. Airport (ATL)?
To find the cheapest airline that'll fly you from KSM to ATL, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from St. Marys Airport (KSM) to Hartsfield-Jackson Atlanta Intl. Airport (ATL)?
You'll have to book a flight with a layover when traveling from St. Marys Airport (KSM) to Hartsfield-Jackson Atlanta Intl. Airport (ATL). There are no daily direct flights on this route. However, just 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 KSM to ATL?
You'll generally 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 St. Marys Airport (KSM) to Hartsfield-Jackson Atlanta Intl. Airport (ATL)?
Choose a flight from St. Marys Airport (KSM) to Hartsfield-Jackson Atlanta Intl. Airport (ATL) that leaves before 3 PM to reduce the risk of cancellations. Departures after this time 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 St. Marys Airport (KSM) to Hartsfield-Jackson Atlanta Intl. Airport (ATL) last-minute?
Booking your flight from KSM to ATL shortly before your journey is usually more expensive. But if there's some wiggle room with your travel times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book a KSM to ATL flight and hotel package?
Compared with arranging flights and hotels separately, booking a KSM to ATL flight and hotel package with Expedia could lead to significant savings. Better yet, having it all in one place takes the hassle out of planning your trip. Just secure your flights and choose from our wide range of hotels, then tailor your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from St. Marys Airport (KSM) to Hartsfield-Jackson Atlanta Intl. Airport (ATL)?
If you booked your KSM to ATL flight within the last 24 hours, you may be able to modify or cancel 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, go to our Customer Service portal if you'd like more information.

Travel information

Origin airport
St. Marys
Destination airport
Hartsfield-Jackson Atlanta Intl.
Distance
3840 mi

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St. Marys to Atlanta Flights

The cheapest times to fly from St. Marys to Atlanta

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

 

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

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

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 Atlanta 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 Atlanta 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 Atlanta 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 Atlanta Flights

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