How long is the flight from Las Vegas to Washington Dulles?

LAS–IAD is about 4h 33m nonstop, covering 3,316 km (2,060 mi).

Which airlines fly nonstop from Las Vegas to Washington Dulles?

Frontier Airlines, United Airlines operate this route nonstop.

LASIAD

Harry Reid International Airport (Las Vegas, United States) → Washington Dulles International Airport (Dulles, United States)

Also known as Las Vegas.

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How long is the flight from Las Vegas to Washington Dulles?: LAS–IAD is about 4h 33m nonstop, covering 3,316 km (2,060 mi).
Which airlines fly nonstop from Las Vegas to Washington Dulles?: Frontier Airlines, United Airlines operate this route nonstop.