$221 Cheap Flights from Trenton (TTN) to Dayton (DAY)

View $221 flight on Tue, Dec 9, 2025Opens in a new window

Popular airlines from Trenton–Mercer Airport (TTN) to Dayton Intl. Airport (DAY)

Cheap Flights from Trenton to Dayton (TTN-DAY)

Prices were available within the past 7 days and start at $221 for one-way flights and $340 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Nov 11 - Wed, Nov 19
TTN
Trenton
DAY
Dayton
$340 Roundtrip, found 1 day ago
$340
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Nov 11 from Trenton to Dayton, returning Wed, Nov 19, priced at $340 found 1 day ago
American Airlines
Sat, Nov 15 - Sun, Nov 16
TTN
Trenton
DAY
Dayton
$360 Roundtrip, found 21 hours ago
$360
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Sat, Nov 15 from Trenton to Dayton, returning Sun, Nov 16, priced at $360 found 21 hours ago
American Airlines
Thu, Jan 15 - Mon, Jan 19
TTN
Trenton
DAY
Dayton
$380 Roundtrip, found 1 day ago
$380
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Jan 15 from Trenton to Dayton, returning Mon, Jan 19, priced at $380 found 1 day ago
American Airlines
Tue, Nov 11 - Wed, Nov 19
TTN
Trenton
DAY
Dayton
$400 Roundtrip, found 1 day ago
$400
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Nov 11 from Trenton to Dayton, returning Wed, Nov 19, priced at $400 found 1 day ago
American Airlines
Sat, Nov 15 - Sun, Nov 16
TTN
Trenton
DAY
Dayton
$420 Roundtrip, found 21 hours ago
$420
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Sat, Nov 15 from Trenton to Dayton, returning Sun, Nov 16, priced at $420 found 21 hours ago
American Airlines
Sat, Oct 4 - Tue, Oct 7
TTN
Trenton
DAY
Dayton
$424 Roundtrip, found 4 days ago
$424
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Oct 4 from Trenton to Dayton, returning Tue, Oct 7, priced at $424 found 4 days ago
American Airlines
Thu, Jan 15 - Mon, Jan 19
TTN
Trenton
DAY
Dayton
$439 Roundtrip, found 1 day ago
$439
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Jan 15 from Trenton to Dayton, returning Mon, Jan 19, priced at $439 found 1 day ago
American Airlines
Thu, Oct 23 - Mon, Oct 27
TTN
Trenton
DAY
Dayton
$459 Roundtrip, found 3 days ago
$459
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Oct 23 from Trenton to Dayton, returning Mon, Oct 27, priced at $459 found 3 days ago
American Airlines
Sat, Oct 4 - Tue, Oct 7
TTN
Trenton
DAY
Dayton
$461 Roundtrip, found 4 days ago
$461
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Oct 4 from Trenton to Dayton, returning Tue, Oct 7, priced at $461 found 4 days ago
American Airlines
Tue, Dec 23 - Sun, Dec 28
TTN
Trenton
DAY
Dayton
$469 Roundtrip, found 4 days ago
$469
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Dec 23 from Trenton to Dayton, returning Sun, Dec 28, priced at $469 found 4 days ago
Flights from Trenton (TTN) to Dayton (DAY)
Origin airport
Mercer
Destination airport
James M. Cox Dayton Intl.
Airlines serving
American Airlines
Roundtrip price
$339
Distance
497 mi

Trenton to Dayton Flights

The cheapest times to fly from Trenton to Dayton

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

 

The best time to book a flight from Trenton to Dayton

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

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 Trenton to Dayton in 2025. You can also book with separate airlines for your outbound and return journeys, from $221 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 Trenton to Dayton 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 Trenton to Dayton 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.

 

Frequently asked questions

How much does a flight from Mercer Airport (TTN) to James M. Cox Dayton Intl. Airport (DAY) cost?
Secure a cheap one-way flight from $221 or cheap return flight from $340 from Mercer Airport (TTN) to James M. Cox Dayton Intl. Airport (DAY) 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 Mercer Airport (TTN) to James M. Cox Dayton Intl. Airport (DAY)?
Planning your trip for November is a good way to save, as it's the cheapest month for flights between TTN and DAY. You'll often find the lowest fares during off-peak months.
What is the cheapest airline that flies from Mercer Airport (TTN) to James M. Cox Dayton Intl. Airport (DAY)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll fly you from TTN to DAY. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Mercer Airport (TTN) to James M. Cox Dayton Intl. Airport (DAY)?
You'll have to book a flight with a layover when traveling from Mercer Airport (TTN) to James M. Cox Dayton Intl. Airport (DAY). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from TTN to DAY?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can change depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Mercer Airport (TTN) to James M. Cox Dayton Intl. Airport (DAY)?
To land at James M. Cox Dayton Intl. Airport (DAY) on time, opt for a flight that takes off from Mercer Airport (TTN) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Mercer Airport (TTN) to James M. Cox Dayton Intl. Airport (DAY) last-minute?
Holding off until just before your trip to book your flight from TTN to DAY often results in higher prices. While you may come across some last-minute offers, they're not always guaranteed. Allow some flexibility in your schedule to boost your chances of scoring a bargain.
Is it cheaper to book a TTN to DAY flight and hotel package?
Securing a TTN to DAY flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Pick from our extensive range of stays 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 Mercer Airport (TTN) to James M. Cox Dayton Intl. Airport (DAY)?
If you reserved your TTN to DAY flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket 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, visit our Customer Service portal if you'd like more information.

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*Available to One Key members.