Chicago to Las Vegas
MDWLAS
Fly from Chicago to Las Vegas starting at USD 89 with Southwest Airlines.
Best fare available on Aug 12, 2026.
Limited seats. Better plans. Book before it's gone.
Chicago to Las Vegas cheapest flights this week
Chicago to Las Vegas monthly flight fare trend
Aug
from USD 89
Sep
from USD 85
Oct
from USD 118
Nov
from USD 89
Dec
from USD 143
Jan
from USD 174
Airport Details
Origin
Chicago
Chicago Midway International Airport (MDW)
Chicago, MDW
Zone
Chicago
Elev
620 ft
Destination
Las Vegas
Harry Reid International Airport (LAS)
Las Vegas, LAS
Zone
Los Angeles
Elev
2181 ft
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