$90 Cheap United flights Chicago (ORD) to Las Vegas (LAS)

View $90 flight on Mon, Jan 12, 2026Opens in a new window

$90 Cheap United flights Chicago (ORD) to Las Vegas (LAS)

Prices were available within the past 7 days and start at $90 for one-way flights and $145 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Jan 17 - Wed, Jan 21
ORD
Chicago
LAS
Las Vegas
$145 Roundtrip, found 3 days ago
$145
Roundtrip
found 3 days ago
Select United flight, departing Sat, Jan 17 from Chicago to Las Vegas, returning Wed, Jan 21, priced at $145 found 3 days ago
United
Sat, Jan 17 - Wed, Jan 21
ORD
Chicago
LAS
Las Vegas
$168 Roundtrip, found 3 days ago
$168
Roundtrip
found 3 days ago
Select United flight, departing Sat, Jan 17 from Chicago to Las Vegas, returning Wed, Jan 21, priced at $168 found 3 days ago

Find the cheapest month to fly from Chicago (ORD) to Las Vegas (LAS)

January is typically the cheapest month to fly

From $69 - $149 per traveler.

Alternative airports near Las Vegas

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to McCarran Intl. LAS. Cheapest and Closest option available. Average driving time to city center is 6 minutes. Flights from $205
LAS
McCarran Intl.
CheapestClosest
Average driving time to city center6 min
Flights from $205
Flights from Chicago (ORD) to Las Vegas (LAS)
Origin airport
O'Hare Intl.
Destination airport
Harry Reid Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, Spirit Airlines, United
Popular airline
Frontier Airlines
Distance
2417 km
Average flight time
2 hours 6 mins