Washington to Las Vegas
IADLAS
Fly from Washington to Las Vegas starting at USD 129 with Frontier Airlines.
Best fare available on Aug 4, 2026.
Limited seats. Better plans. Book before it's gone.
Washington to Las Vegas cheapest flights this week
Washington to Las Vegas monthly flight fare trend
Jul
from USD 159
Aug
from USD 46
Sep
from USD 50
Oct
from USD 83
Nov
from USD 125
Dec
No flights
Airport Details
Origin
Washington
Washington Dulles International Airport (IAD)
Dulles, IAD
Zone
New York
Elev
312 ft
Destination
Las Vegas
Harry Reid International Airport (LAS)
Las Vegas, LAS
Zone
Los Angeles
Elev
2181 ft
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