Flights from Las Vegas to Chicago
See the lowest recent fare, then compare every option and book with our partner Aviasales.
Lowest one-way fare
$82
Departing Thu, Dec 10, 2026
See flights on Dec 10Prices last checked Nov 5, 2026
We may earn a commission when you book through links on this page, at no extra cost to you. Learn more.
Cheapest days to fly Las Vegas to Chicago
The lowest one-way fare found for each day over the next few months.
Cheapest dates found
Good to know: Las Vegas to Chicago
Nonstop flights, stops and airlines on the cheapest fares we found.
- Nonstop flightsFrom $82Frontier Airlines · McCarran to O'Hare · 3h 46m
- Stops on the cheapest faresMostly nonstopOf the 6 cheapest fares: 5 nonstop, 1 one stop.
- Airlines on the cheapest faresFrontier Airlines, Allegiant Air and Alaska AirlinesFares with stops may combine airlines.
- Airports usedO'Hare and Chicago RockfordWhere the cheapest fares to Chicago arrive, most common first.
Based on the 6 cheapest one-way fares in recent searches, checked Nov 5, 2026.
Search other dates
Choose your own dates for Las Vegas to Chicago and compare live fares.
Frequently asked questions
How much do flights from Las Vegas to Chicago cost?
One-way fares start from $82, based on recent searches checked on Nov 5, 2026. Prices change often, so confirm the final fare on our partner's site before booking.
What is the cheapest date to fly from Las Vegas to Chicago?
The lowest recent one-way fare we found departs on Thu, Dec 10, 2026. Try nearby dates too, since fares can differ by the day.
What is the cheapest month to fly from Las Vegas to Chicago?
Of the next 2 months, December has the lowest fare we've seen: $82 on Thu, Dec 10, 2026. For comparison, November from $83.
Are there direct flights from Las Vegas to Chicago?
Yes. The cheapest nonstop fare we found was $82 with Frontier Airlines, from McCarran International Airport to O'Hare International Airport, a flight of about 3h 46m.
Which airlines fly from Las Vegas to Chicago?
The cheapest fares we found were on Frontier Airlines, Allegiant Air and Alaska Airlines. Fares with stops may combine more than one airline, so check each flight before you book.
Do you sell plane tickets?
No. We compare fares and send you to our travel partner Aviasales, where you choose a booking option and pay. Changes, refunds and support are handled by the airline or agency you book with.