Cheap Flights from Dayton (DAY) to St. Marys (KSM)

Popular airlines from Dayton Intl. Airport (DAY) to St. Marys, AK (KSM)

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Frequently asked questions

How much does a flight from James M. Cox Dayton Intl. Airport (DAY) to St. Marys Airport (KSM) cost?
Lock in a cheap one-way flight or cheap return flight from James M. Cox Dayton Intl. Airport (DAY) 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 James M. Cox Dayton Intl. Airport (DAY) to St. Marys Airport (KSM)?
The cheapest month to fly from DAY to KSM is , when there's less demand. Off-peak season is often when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from James M. Cox Dayton Intl. Airport (DAY) to St. Marys Airport (KSM)?
To find the cheapest airline that'll fly you from DAY to KSM, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from James M. Cox Dayton Intl. Airport (DAY) to St. Marys Airport (KSM)?
You'll have to hop on a flight with a layover when traveling from James M. Cox Dayton Intl. Airport (DAY) to St. Marys Airport (KSM). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from DAY to KSM?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change 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 James M. Cox Dayton Intl. Airport (DAY) to St. Marys Airport (KSM)?
Choose a flight from James M. Cox Dayton Intl. Airport (DAY) to St. Marys Airport (KSM) that leaves before 3 PM to reduce the risk of cancellations. Departures after this time 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 James M. Cox Dayton Intl. Airport (DAY) to St. Marys Airport (KSM) last-minute?
Booking your flight from DAY to KSM just before your getaway is typically more expensive. However, if there's some wiggle room with your travel times and dates, you could land a cheap last-minute fare.
Is it cheaper to book a DAY to KSM flight and hotel package?
You can save money by booking a DAY to KSM 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 accommodations and flights, consider other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from James M. Cox Dayton Intl. Airport (DAY) to St. Marys Airport (KSM)?
In most instances, you can cancel or modify your DAY to KSM flight. However, there may be additional fees, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you want further information, visit our Customer Service portal.

Travel information

Origin airport
James M. Cox Dayton Intl.
Destination airport
St. Marys
Distance
3494 mi

Book with confidence

Dayton to St. Marys Flights

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

 

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

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

 

Dayton to St. Marys Flights

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*Available to One Key members.