Cheap flights from Chicago to Las Vegas from ₹ 12,324

The cheapest month to fly to Las Vegas from Chicago is in January. Flight prices, which tend to average around ₹ 24,363, are often lower during this time because this is during the off-season. If you’re not able to fly to Las Vegas in January, then February is your next best option. Flight prices from Chicago to Las Vegas during February average around ₹ 28,439.

The cheapest day to depart on your flight to Las Vegas is on a Thursday when prices can be found for as low as ₹ 26,456. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Las Vegas is Tuesday, with ticket prices averaging around ₹ 47,853.

According to our data, the cheapest time of day to fly to Las Vegas is in the afternoon. momondo users have found flights departing from Chicago to Las Vegas in the afternoon for as low as ₹ 20,676. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At midday is when there is more demand to fly to Las Vegas, so prices are often more expensive at around ₹ 33,848 per ticket.

Fly from Chicago O'Hare Intl to Las Vegas Harry Reid Intl for the best Chicago - Las Vegas Harry Reid Intl flight prices

You are more likely to see cheaper flights to Las Vegas from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around ₹ 32,973 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from Chicago for as low as ₹ 28,723 on momondo.

There is only 1 cabin class available to choose from on Chicago to Las Vegas flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 26% on your flight if you consider stops on a Chicago to Las Vegas flight.

As of November 2026, prices for Chicago to Las Vegas flights are approximately 29% more expensive when compared to flights at the same time last year.

Historically, on average around 20% of flights between Chicago and Las Vegas have experienced a delay on any given week. The average delay length over the past 12 months has been 151 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, United Airlines have had the fewest delays on this route over the last 12 months, with about 14% of their flights experiencing any sort of delay.

The number of flights available between Chicago and Las Vegas is 31 per day as of November 2026. The most frequent departure time is 20:00, with 37% of daily flights leaving in the evening.

221 flights are operational weekly from Chicago to Las Vegas as of November 2026. The most popular departure day for this route is Mon, with 24% of flights per week taking off on this day.