$95 Cheap Flights from Washington (IAD) to Dayton (DAY)

View $95 flight on Thu, Nov 27, 2025Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Dayton Intl. Airport (DAY)

Cheap Flights from Washington to Dayton (IAD-DAY)

Prices were available within the past 7 days and start at $95 for one-way flights and $189 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Nov 22 - Mon, Nov 24
IAD
Washington
DAY
Dayton
$189 Roundtrip, found 15 hours ago
$189
Roundtrip
found 15 hours ago
Select United flight, departing Sat, Nov 22 from Washington to Dayton, returning Mon, Nov 24, priced at $189 found 15 hours ago
United
Tue, Nov 25 - Fri, Nov 28
IAD
Washington
DAY
Dayton
$194 Roundtrip, found 6 hours ago
$194
Roundtrip
found 6 hours ago
Select United flight, departing Tue, Nov 25 from Washington to Dayton, returning Fri, Nov 28, priced at $194 found 6 hours ago
United
Sat, Oct 18 - Mon, Oct 20
IAD
Washington
DAY
Dayton
$199 Roundtrip, found 14 hours ago
$199
Roundtrip
found 14 hours ago
Select United flight, departing Sat, Oct 18 from Washington to Dayton, returning Mon, Oct 20, priced at $199 found 14 hours ago
United
Thu, Oct 23 - Sat, Oct 25
IAD
Washington
DAY
Dayton
$207 Roundtrip, found 18 hours ago
$207
Roundtrip
found 18 hours ago
Select United flight, departing Thu, Oct 23 from Washington to Dayton, returning Sat, Oct 25, priced at $207 found 18 hours ago
United
Tue, Nov 25 - Thu, Nov 27
IAD
Washington
DAY
Dayton
$208 Roundtrip, found 6 hours ago
$208
Roundtrip
found 6 hours ago
Select United flight, departing Tue, Nov 25 from Washington to Dayton, returning Thu, Nov 27, priced at $208 found 6 hours ago
Delta
Mon, Nov 24 - Thu, Nov 27
IAD
Washington
DAY
Dayton
$209 Roundtrip, found 6 hours ago
$209
Roundtrip
found 6 hours ago
Select Delta flight, departing Mon, Nov 24 from Washington to Dayton, returning Thu, Nov 27, priced at $209 found 6 hours ago
United
Sat, Oct 18 - Mon, Oct 20
IAD
Washington
DAY
Dayton
$212 Roundtrip, found 14 hours ago
$212
Roundtrip
found 14 hours ago
Select United flight, departing Sat, Oct 18 from Washington to Dayton, returning Mon, Oct 20, priced at $212 found 14 hours ago
Delta
Tue, Nov 25 - Thu, Nov 27
IAD
Washington
DAY
Dayton
$214 Roundtrip, found 6 hours ago
$214
Roundtrip
found 6 hours ago
Select Delta flight, departing Tue, Nov 25 from Washington to Dayton, returning Thu, Nov 27, priced at $214 found 6 hours ago
United
Sat, Oct 18 - Sun, Oct 19
IAD
Washington
DAY
Dayton
$215 Roundtrip, found 21 hours ago
$215
Roundtrip
found 21 hours ago
Select United flight, departing Sat, Oct 18 from Washington to Dayton, returning Sun, Oct 19, priced at $215 found 21 hours ago
American Airlines
Wed, Nov 5 - Sat, Nov 8
IAD
Washington
DAY
Dayton
$251 Roundtrip, found 3 days ago
$251
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Nov 5 from Washington to Dayton, returning Sat, Nov 8, priced at $251 found 3 days ago

Find the cheapest month to fly from Washington (IAD) to Dayton (DAY)

May is typically the cheapest month to fly

From $184 - $347 per traveler.

Alternative airports near Dayton

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to James M. Cox Dayton Intl. DAY. Cheapest option available. Average driving time to city center is 16 minutes. Flights from $279
DAY
James M. Cox Dayton Intl.
Cheapest
Average driving time to city center16 min
Flights from $279
Flights from Washington (IAD) to Dayton (DAY)
Origin airport
Washington Dulles Intl.
Destination airport
James M. Cox Dayton Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$189
Distance
367 mi
Average flight time
1 hour 37 mins

Washington to Dayton Flights

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

 

The best time to book a flight from Washington to Dayton

Sunday is one of the best days to book for cheap flights from Washington 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 Washington 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 Washington to Dayton in 2025. You can also book with separate airlines for your outbound and return journeys, from $95 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 Washington 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 Washington 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 Washington Dulles Intl. Airport (IAD) to James M. Cox Dayton Intl. Airport (DAY) cost?
Snag a cheap one-way flight from $95 or cheap return flight from $189 from Washington Dulles Intl. Airport (IAD) 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 Washington Dulles Intl. Airport (IAD) to James M. Cox Dayton Intl. Airport (DAY)?
The cheapest month to fly from IAD to DAY is November, when there's less demand. Off-peak season is generally when you'll find cheap fares for travel between these airports.
Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to James M. Cox Dayton Intl. Airport (DAY)?
When setting off from Washington Dulles Intl. Airport (IAD), you can jump on a direct flight to James M. Cox Dayton Intl. Airport (DAY) with United Airlines.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to James M. Cox Dayton Intl. Airport (DAY)?
To find the cheapest airline flying from IAD to DAY, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Washington Dulles Intl. Airport (IAD) to James M. Cox Dayton Intl. Airport (DAY)?
On average, just 1 direct flight departs each day from Washington Dulles Intl. Airport (IAD) to James M. Cox Dayton Intl. Airport (DAY). Want additional options? Use Expedia's filters to discover flights with layovers and add a new destination to your journey.
What are the most popular departure times for flights from Washington Dulles Intl. Airport (IAD) to James M. Cox Dayton Intl. Airport (DAY)?
Flights between IAD and DAY are their busiest at 5 PM. For a more relaxed experience and possibly cheaper tickets, choose a departure outside the usual busy windows.
What day of the week has the most flights from IAD to DAY?
Fly on a Friday if you're after the best selection of flights from Washington Dulles Intl. Airport (IAD) to James M. Cox Dayton Intl. Airport (DAY).
What is the earliest flight from Washington Dulles Intl. Airport (IAD) to James M. Cox Dayton Intl. Airport (DAY)?
Washington Dulles Intl. Airport (IAD)'s first flight to James M. Cox Dayton Intl. Airport (DAY) departs at approximately 12:35PM UTC-5. With a travel time of 1h 44m, you'll arrive at around 2:19PM UTC-5.
How long does it take to fly from Washington Dulles Intl. Airport (IAD) to James M. Cox Dayton Intl. Airport (DAY)?
It takes about 1 hour and 44 minutes to fly the 370 mi from IAD to DAY.
What airline has the least delays from IAD to DAY?
Consider traveling with United Airlines if you'd like to go straight from Washington Dulles Intl. Airport (IAD) to James M. Cox Dayton Intl. Airport (DAY) without any interruptions. This airline has the strongest track record for punctuality, with an on-time performance of 86%. Want to be updated if anything changes? You can check your flight status using the Expedia App.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to James M. Cox Dayton Intl. Airport (DAY)?
To avoid possible delays on the Washington Dulles Intl. Airport (IAD) to James M. Cox Dayton Intl. Airport (DAY) route, aim to fly before 3 PM. Later flights have a 22% higher chance of being 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.
What airports do you fly into for Dayton from Washington Dulles Intl. Airport (IAD)?
You'll arrive at Cincinnati - Northern Kentucky Intl. Airport (CVG) or James M. Cox Dayton Intl. Airport (DAY) when you travel to Dayton on a direct flight from Washington Dulles Intl. Airport (IAD).
Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to James M. Cox Dayton Intl. Airport (DAY) last-minute?
Booking your plane ticket from IAD to DAY shortly before your trip is usually more expensive. However, if you're flexible with your travel times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book an IAD to DAY flight and hotel package?
Securing an IAD to DAY flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Choose from our wide range of stays and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to James M. Cox Dayton Intl. Airport (DAY)?
In most cases, you can reschedule or cancel your IAD to DAY flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you need more details, head to our Customer Service portal.

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*Available to One Key members.