Las Vegas (LAS) to Washington (IAD) flight deal in economy from $179

United AirlinesUAUnited Airlines
Round Trip•Economy
United StatesLAS

Harry Reid International Airport

Las Vegas, United States
United StatesIAD

Washington Dulles International Airport

Washington, United States
$396 USD
-55%$179 USD
Verified about 7 hours ago
Extremely Rare Availability
4% of dates checked are available within 10% of the lowest price

Friday, October 2nd, 2026

9 round-trip options

Returning
Wed, Oct 7, 2026•5 Day Trip
$385 USD
Google Flights
Returning
Fri, Oct 9, 2026•7 Day Trip
$520 USD
Google Flights
Returning
Sat, Oct 10, 2026•8 Day Trip
$372 USD
Google Flights
Returning
Sun, Oct 11, 2026•9 Day Trip
$485 USD
Google Flights
Returning
Mon, Oct 12, 2026•10 Day Trip
$458 USD
Google Flights
Returning
Tue, Oct 13, 2026•11 Day Trip
$418 USD
Google Flights
Returning
Wed, Oct 14, 2026•12 Day Trip
$425 USD
Google Flights
Returning
Thu, Oct 15, 2026•13 Day Trip
$527 USD
Google Flights
Returning
Fri, Oct 16, 2026•14 Day Trip
$420 USD
Google Flights