Cheap Southwest Airlines flights Denver (DEN) to Dayton (DAY)

You’ll discover cheap return Southwest Airlines flights from DEN to DAY by filtering your results from “Price (lowest to highest)” on Expedia. Or look for deals for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

January is one of the cheapest months to fly to Dayton with Southwest Airlines. You could also find great deals on return and one-way fares in February.

Look for cheap Southwest Airlines flights from Denver Intl. Airport (DEN) to James M. Cox Dayton Intl. Airport (DAY) one to three months ahead of your departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare type and itinerary, the ideal day to book a domestic flight is generally Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Fill in your dates, click search and select “Nonstop” on Expedia to find any direct flights from DEN to DAY with Southwest Airlines or other airlines.

Filter your results by “Early Morning” and “Morning” to browse the earliest flights from DEN to DAY. Setting off early means you’re 20% less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Southwest Airlines flights from Denver Intl. Airport (DEN) to Dayton arrive at James M. Cox Dayton Intl. Airport (DAY). This is the main entry point to this city.

It’s generally possible to reschedule or cancel your flight, although additional charges may apply if you booked over 24 hours ago. Need flexible options? Use Expedia’s “No cancel fee” and “Changes included” filters to find flights that won’t charge you extra if you need to revise your plans. To update your itinerary, go to “Trips,” select your flight and click on “Manage Booking” for more information.