United Airlines operates nonstop flights from Dulles (IAD) to Columbus (CMH). The nonstop flight takes around ~0h 36m, covering 299 miles (481 km). Updated 11 June 2026.
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Yes, United Airlines operates nonstop flights from Dulles (IAD) to Columbus (CMH).
United Airlines operates nonstop flights from Dulles to Columbus.
The nonstop flight from Dulles to Columbus takes ~0h 36m (approximately 481 km).