Nonstop flights from Chicago to Las Vegas MDW, ORD, RFD → LAS
Chicago Midway International Airport (MDW), O'Hare International Airport (ORD), Chicago Rockford International Airport (RFD) → McCarran International Airport (LAS)
The cheapest nonstop return found recently is $290 with Southwest Airlines, 17 Nov – 20 Nov, found today.
Nonstop return
The cheapest nonstop return fare on each of 10 departure dates is usually $240 to $301.
Cheapest nonstop return
$290
17 Nov – 20 Nov · Southwest Airlines
Chicago Midway International Airport (MDW) → McCarran International Airport (LAS)
Leaves 12:00 p.m. · Return leaves 12:20 a.m. · 7 h 15 min of travel, both ways together
out nonstop, back nonstop
found today
Airlines flying it nonstop on the return fares we hold: Frontier Airlines (9 departure dates), Southwest Airlines (9 departure dates), American Airlines (7 departure dates), United Airlines (6 departure dates), Allegiant Air (3 departure dates).
On the 19 trips where we hold both on the same dates, nonstop cost a median $27 (10.7%) more than the cheapest fare with stops. Nonstop was cheaper or the same price on 7 of those 19 trips.
Every nonstop date we hold
Nonstop fares on 10 of the 13 departure dates we hold for this route.
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 26 Oct – 29 Oct | $304 | Frontier Airlines | O'Hare International Airport (ORD) → McCarran International Airport (LAS) | out nonstop, back nonstop | found today | See prices for these dates |
| 7 Nov – 10 Nov | $324 | Southwest Airlines | Chicago Midway International Airport (MDW) → McCarran International Airport (LAS) | out nonstop, back nonstop | found 3 days ago | See prices for these dates |
| 15 Nov – 19 Nov | $116 | Allegiant Air | Chicago Rockford International Airport (RFD) → McCarran International Airport (LAS) | out nonstop, back nonstop | found 3 days ago | See prices for these dates |
| 17 Nov – 20 Nov | $290 | Southwest Airlines | Chicago Midway International Airport (MDW) → McCarran International Airport (LAS) | out nonstop, back nonstop | found today | See prices for these dates |
| 20 Nov – 24 Nov | $309 | Southwest Airlines | Chicago Midway International Airport (MDW) → McCarran International Airport (LAS) | out nonstop, back nonstop | found 7 days ago | See prices for these dates |
| 21 Nov – 24 Nov | $290 | Southwest Airlines | Chicago Midway International Airport (MDW) → McCarran International Airport (LAS) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 3 Dec – 6 Dec | $244 | Frontier Airlines | O'Hare International Airport (ORD) → McCarran International Airport (LAS) | out nonstop, back nonstop | found 7 days ago | See prices for these dates |
| 4 Dec – 6 Dec | $251 | Southwest Airlines | Chicago Midway International Airport (MDW) → McCarran International Airport (LAS) | out nonstop, back nonstop | found 5 days ago | See prices for these dates |
| 5 Dec – 7 Dec | $179 | Frontier Airlines | O'Hare International Airport (ORD) → McCarran International Airport (LAS) | out nonstop, back nonstop | found 4 days ago | See prices for these dates |
| 19 Dec – 26 Dec | $239 | Frontier Airlines | O'Hare International Airport (ORD) → McCarran International Airport (LAS) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
Nonstop one-way
The cheapest nonstop one-way fare on each of 7 departure dates is usually $106 to $182.
Cheapest nonstop one-way
$129
4 Dec · United Airlines
O'Hare International Airport (ORD) → McCarran International Airport (LAS)
Leaves 8:42 p.m. · 4 h 11 min trip
nonstop
found 21 hours ago
Airlines flying it nonstop on the one-way fares we hold: Southwest Airlines (6 departure dates), Allegiant Air (4 departure dates), United Airlines (4 departure dates), American Airlines (3 departure dates), Frontier Airlines (3 departure dates).
On the 6 trips where we hold both on the same dates, nonstop cost a median $28 (15.8%) less than the cheapest fare with stops. Nonstop was cheaper or the same price on 4 of those 6 trips.
Every nonstop date we hold
Nonstop fares on 7 of the 8 departure dates we hold for this route.
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 12 Nov | $82 | Allegiant Air | Chicago Rockford International Airport (RFD) → McCarran International Airport (LAS) | nonstop | found 6 days ago | Open this trip |
| 15 Nov | $66 | Allegiant Air | Chicago Rockford International Airport (RFD) → McCarran International Airport (LAS) | nonstop | found 2 days ago | Open this trip |
| 4 Dec | $129 | United Airlines | O'Hare International Airport (ORD) → McCarran International Airport (LAS) | nonstop | found 21 hours ago | Open this trip |
| 10 Dec | $175 | Allegiant Air | Chicago Rockford International Airport (RFD) → McCarran International Airport (LAS) | nonstop | found yesterday | Open this trip |
| 22 Apr 2027 | $133 | Allegiant Air | Chicago Rockford International Airport (RFD) → McCarran International Airport (LAS) | nonstop | found 4 days ago | Open this trip |
| 4 May 2027 | $188 | Southwest Airlines | Chicago Midway International Airport (MDW) → McCarran International Airport (LAS) | nonstop | found 5 days ago | Open this trip |
| 7 May 2027 | $204 | Southwest Airlines | Chicago Midway International Airport (MDW) → McCarran International Airport (LAS) | nonstop | found 5 days ago | Open this trip |
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work