Delta Air Lines, Frontier Airlines and United Airlines operate nonstop flights from Dulles (IAD) to Atlanta (ATL). The nonstop flight takes around ~1h 4m, covering 534 miles (859 km). Updated 11 June 2026.
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Yes, Delta Air Lines, Frontier Airlines and 1 more airline operate nonstop flights from Dulles (IAD) to Atlanta (ATL).
Delta Air Lines, Frontier Airlines, United Airlines operate nonstop flights from Dulles to Atlanta.
The nonstop flight from Dulles to Atlanta takes ~1h 4m (approximately 859 km).