$184 Find Cheap Flights from Dayton to Washington Dulles Airport - Compare and Save

Among airlines operating Dayton to Washington, D.C. Dulles Intl Airport flights:

• United Airlines: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Only United Airlines operates flights between Dayton and Washington, D.C. Dulles Intl Airport.

Flights from Dayton to Washington, D.C. Dulles Intl Airport usually depart from Dayton (DAY) and arrive at Washington, D.C. Dulles Intl (IAD).

Here are some options for this route, based on selected ticket types and cabin classes:

• United Airlines: a cabin bag and a checked bag in First Class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Two cabin classes are available on flights from Dayton to Washington, D.C. Dulles Intl Airport:

• Economy Class
• First Class

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$80 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Embraer ERJ-135 / ERJ-140 / ERJ-145 family is used most often on this route, operated mainly by United Airlines. Other aircraft seen on the route include Canadair (Bombardier) Regional Jet CRJ-550 variants.

Yes. Being flexible with your travel dates can save you up to 44% on the Dayton to Washington, D.C. Dulles Intl Airport route. Thursday is the cheapest departure day at $249 round-trip on average, while Monday is the most expensive at $439, a difference of $190. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Morning is the busiest departure period on Dayton to Washington, D.C. Dulles Intl Airport flights, with 34% of flights leaving in that window. Afternoon departures account for 33%, evening flights for 33%, and night flights for 0%.

Some of the most popular sights in Washington, D.C. Dulles Intl Airport are Walter E. Washington Convention Center, National Mall and Capital One Arena. These are among the most viewed places in Washington, D.C. Dulles Intl Airport on KAYAK.

These are the earliest and latest flight times available from Dayton to Washington, D.C. Dulles Intl Airport:

• Earliest: departs at 9:40 am and lands at 11:14 am
• Latest: departs at 7:55 pm and lands at 9:29 pm.

The flight takes about 1h 34m.

Last-minute fares on this route - booked within 2 weeks of departure - run 57% above the route average of $278. Book 17 weeks before departure for the lowest fares.

A nonstop flight from Dayton to Washington, D.C. Dulles Intl Airport takes 1h 34m, covering 367 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $279 to $1,007. That means the highest observed fare was about 4x higher than the lowest one.

One-way fares from Dayton to Washington, D.C. Dulles Intl Airport are currently lower than usual. Average one-way flight prices are about $226, which is 13% below the typical average for this route.

Washington, D.C. Dulles Intl Airport (IAD) hosts 5 major car rental companies, with daily rates starting from around $24 for economy cars. Top options include:
• Dollar
• Budget
• Hertz
• Sixt
• Thrifty

Round-trip flights from Dayton to Washington, D.C. Dulles Intl Airport range from $249 to $353, with an average of $278 over the past 12 months. Anything below $249 counts as a good deal.