Cheap flights from Dayton to Washington, D.C. from $139

The month of July is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Dayton, with most prices found around $219. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of July, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $244.

The cheapest day to depart from Dayton to Washington, D.C. Reagan-National Airport is on a Thursday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Thursday will often find tickets for as low as $311. Flights from Dayton to Washington, D.C. Reagan-National Airport on a Monday will generally be more expensive and average around $430. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our data shows that the cheapest Dayton to Washington, D.C. Reagan-National Airport flights are usually those with departure times in the afternoon. Our users have found flights to Washington, D.C. Reagan-National Airport in the afternoon for as low as $279. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the morning when prices are around $336.

Fly from Dayton to Washington, D.C. Reagan-National for the best Dayton - Washington, D.C. Reagan-National flight prices

You are more likely to see cheaper flights to Washington, D.C. Reagan-National Airport from Dayton when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Reagan-National Airport for around $279 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Reagan-National Airport from Dayton for as low as $188 on momondo.

There are 3 cabin classes available to choose from on Dayton to Washington, D.C. Reagan-National flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between Dayton to Washington, D.C. Reagan-National Airport.

As of March 2026, prices for Dayton to Washington, D.C. Reagan-National Airport flights are approximately 55% more expensive when compared to flights at the same time last year.

Delta and American Airlines are the most popular carriers operating from Dayton to Washington, D.C. Reagan-National

American Airlines, Delta and Southwest are the top three most popular airlines that fly to Washington, D.C. Reagan-National Airport from Dayton according to our data. American Airlines is the first choice among our users, with 70% of people opting to fly with this airline when traveling to Washington, D.C. Reagan-National Airport. Keep in mind that there are 3 different airlines that fly to Washington, D.C. Reagan-National Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 21% of flights between Dayton and Washington, D.C. have experienced a delay on any given week. The average delay length over the past 12 months has been 126 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, American Airlines have had the least number of delays on this route over the last 12 months; with about 21% of their flights experiencing any sort of delay.

1 flights are operational daily from Dayton to Washington, D.C. Reagan-National Airport as of March 2026. The most popular departure time for this route is 6:00AM, with 64% of flights per day taking off at noon.

As of March 2026, 9 flights take off from Dayton and land in Washington, D.C. Reagan-National Airport each week. The most common flight departure day for this route is Thu, with 44% of weekly flights taking off on this day.