Direct (nonstop) flights from Dayton to Dulles
1 airline flys nonstop from James M Cox Dayton International (DAY) to Washington Dulles International (IAD). It's 368 miles (592 km), about 1h 35m in the air. Operated by United Airlines.
United Airlines
Route data last updated: May 27, 2026
Airlines with non-stop flights
UA
United Airlines
Alternative Routes
Other ways to fly from Dayton to Dulles with one stop · direct emits 68 kg CO₂ per passenger
Looking for the return flight?
IAD → DAY: Flights from Dulles to DaytonOther direct flights from Dayton
Direct flights from Dulles (IAD)
Frequently Asked Questions
How long is the direct flight from Dayton to Dulles?
A nonstop flight from Dayton (DAY) to Dulles (IAD) takes approximately 1 hours and 35 minutes. The distance is 368 miles (592 km).
Which airlines fly nonstop from Dayton to Dulles?
Just United Airlines.
Is there a nonstop flight from Dayton to Dulles?
Yes. 1 airline: United Airlines.
How far is Dayton from Dulles?
The flight distance from Dayton to Dulles is 368 miles (592 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as Mumbai to Goa.
What type of aircraft flies from Dayton to Dulles?
At 1h 35m, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.
What is the carbon footprint of a flight from Dayton to Dulles?
Roughly 68 kg CO2 per passenger one-way. That's about the same as driving 340 km.
Is the return flight from Dulles to Dayton also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Dayton to Dulles?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at James M Cox Dayton International for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.