$54 Cheap Frontier Airlines flights Las Vegas (LAS) to Washington (IAD)

View $54 flight on Tue, Jan 6, 2026Opens in a new window

$54 Cheap Frontier Airlines flights Las Vegas (LAS) to Washington (IAD)

Prices were available within the past 7 days and start at $54 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Las Vegas (LAS) to Washington (IAD)

May is typically the cheapest month to fly

From $119 - $501 per traveler.
Flights from Las Vegas (LAS) to Washington (IAD)
Origin airport
Harry Reid Intl.
Destination airport
Washington Dulles Intl.
Distance
3297 km
Average flight time
8 hours 2 mins