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Destinations from Washington Dulles International

Search flights from McCarran Intl. (LAS) to Washington Dulles Intl. (IAD) starting at As COVID disrupts travel, a few airlines are offering WAIVING CHANGE FEE for new bookings.

From Las Vegas to Dulles, which day is going to have the most flight times? The day with the most departure times for this route is Thursday with 10 options. However, with six flight times, Saturday doesn't offer quite as many options when finding that perfect departure time.

Book cheap flights from Las Vegas to Washington, D.C. (Dulles) with Southwest Airlines. Bundle your flight with a hotel or rental car booking and find even more savings. United Flights from Las Vegas (LAS) to Washington (IAD) from As COVID disrupts travel, a few airlines are offering WAIVING CHANGE FEE for new bookings.

The total flight duration time from Las Vegas (LAS) to Washington (IAD) is typically 9 hours 01 minutes.

This is the average non-stop flight time based upon historical flights for this route. During this period travelers can expect to fly about 2, miles, or 4, kilometers. Find United Airlines cheap flights from Las Vegas to Washington, D.C. Enjoy a Las Vegas to Washington, D.C. modern flight experience in premium cabins with Wi-Fi.

Search Arrival Flights: Search. Compare & reserve one-way or return flights from Washington to Las Vegas from 49 only to get the best flight deals and promotions for your IAD to LAS trip!