Flights from Chicago to Las Vegas

Our cheapest offers for flights from Chicago to Las Vegas

Here you can compare cheap flights from Chicago (CHI) to Las Vegas (LAS) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Las Vegas. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
Chicago
Las Vegas
Outbound
11/09/25
direct
F92145
04h 01min
Return
12/07/25
direct
NK2425
03h 35min
Frontier Airlines ?
$110
Chicago
Las Vegas
Pay attention to transfer at connecting flight
Outbound
10/18/25
2 Stopovers (PGD, DSM)
G42469, G40967, G40452
25h 02min
Return
10/22/25
2 Stopovers (MSP, SRQ)
SY0108, SY0941, G41378
19h 34min
Allegiant Air
$479
Chicago
Las Vegas
Outbound
11/09/25
direct
F92145
04h 01min
Return
12/07/25
direct
NK2425
03h 35min
Frontier Airlines
$116
Chicago
Las Vegas
Outbound
11/09/25
direct
F92145
04h 01min
Return
12/07/25
direct
NK2425
03h 35min
Frontier Airlines
$118
Chicago
Las Vegas
Outbound
11/09/25
direct
NK2424
04h 05min
Return
12/07/25
direct
NK2425
03h 35min
Spirit Airlines
$128
Chicago
Las Vegas
Outbound
11/09/25
direct
NK2424
04h 05min
Return
12/07/25
direct
NK2425
03h 35min
Spirit Airlines
$131
Chicago
Las Vegas
Outbound
10/18/25
direct
NK2075
04h 02min
Return
10/22/25
direct
NK2079
03h 36min
Spirit Airlines
$153
Chicago
Las Vegas
Outbound
11/12/25
direct
NK2424
04h 05min
Return
11/15/25
direct
NK2425
03h 35min
Spirit Airlines
$173
Chicago
Las Vegas
Outbound
11/09/25
direct
F92145
04h 01min
Return
12/07/25
1 Stopover (ATL)
F92428, F93397
23h 33min
Frontier Airlines ?
$179
Chicago
Las Vegas
Outbound
10/18/25
direct
NK2075
04h 02min
Return
10/22/25
1 Stopover (SEA)
AS0741, AS0538
09h 37min
Spirit Airlines ?
$180
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Chicago to Las Vegas

Favorite airline: Frontier Airlines
82 % of travelers choose to book flights on this route with Frontier Airlines, Sun Country Airlines and Spirit Airlines.
Frontier Airlines
43 %
Sun Country Airlines
20 %
Spirit Airlines
19 %
Cheapest weekday: Saturday
The cheapest ticket prices are available for flights departing on Saturday.
Stopover flights are the cheapest connection
On this route, direct flights are $66.00 more expensive than flights with a stopover.
non stop flight
1 stop
03h 52min
08h 23min
$ 198
$ 132
Favourite connection: via Minneapolis
Stopover flights on this route are especially popular via Minneapolis, making up 34 % of bookings.
Route
bookings
1 stopover Minneapolis - St. Paul International Airport, MN
13h 52min, from $ 243
34 %
Direct flights
03h 52min, from $ 198
32 %
1 stopover Phoenix - Sky Harbor International Airport
08h 44min, from $ 141
12 %

Important flight information

Flight information: Chicago - Las Vegas

Roundtrip from $ 109,97
Flight duration min. 03:44 / max. 08:50
Return flight duration min. 03:13/ max. 09:10
Distance 2456 km
Flights per week 220
Departure airport Airport Chicago-IL, all airports (CHI)
Arrival airport Airport Las Vegas - McCarran International Airport, NV (LAS)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Las Vegas
Flight destinations with a similar price
Flight destinations with a similar price