Las Vegas to Washington cheap flights (LAS to IAD)

Popular airlines from Harry Reid Intl. Airport (LAS) to Washington Dulles Intl. Airport (IAD)

Be in the know
Get alerts if flight prices drop or rise*
Book smarter
Save on select hotels after you book a flight*
Find the right fit
We search billions of combinations of flights to help you find your next adventure

Origin airport	Harry Reid Intl. Airport
Destination airport	Washington Dulles Intl. Airport
Distance	3,316 km away
Airlines serving	Alaska Airlines, Frontier Airlines, United, Delta, American Airlines, Sun Country Airlines
Popular airline	Alaska Airlines
Average flight time	6 hours 25 mins

*Available to One Key members.