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Not ready to book? to track prices.Find the cheapest flights from Chicago to Las Vegas
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Spirit Airlines flights from Chicago to Las Vegas
Our best Spirit Airlines deals on Chicago to Las Vegas flight tickets
Southwest flights from Chicago to Las Vegas
Our best Southwest deals on Chicago to Las Vegas flight tickets
See travel insights to Las Vegas from
How to get the cheapest flight ticket from Chicago to Las Vegas
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Chicago and Las Vegas?
What is the cheapest month to fly to Las Vegas?
In general, September is the cheapest month to fly from Chicago to Las Vegas. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £160. If you’re not able to fly to Las Vegas in September, then August is your next best option. Flight prices from Chicago to Las Vegas during August average around £162.
What is the cheapest day to depart on your flight to Las Vegas?
The cheapest day to depart on your flight to Las Vegas is on a Tuesday when prices can be found for as low as £115. This is often the case because there is less demand to fly during this day of the week. On the other hand, Wednesday is the most expensive day to depart from Chicago because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £294.
What is the cheapest time of day to depart on your flight to Las Vegas?
Our data shows that the cheapest Chicago to Las Vegas flights are usually those with departure times in the evening. Our users have found flights to Las Vegas in the evening for as low as £145. Flights to Las Vegas are more costly at midday, with an average ticket price of £194. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Chicago to Las Vegas Harry Reid Intl flight route?
Fly from Chicago O'Hare Intl to Las Vegas Harry Reid Intl for the best Chicago - Las Vegas Harry Reid Intl flight prices
How far in advance should I book a flight to Las Vegas?
You are more likely to see cheaper flights to Las Vegas from Chicago when booking 4 weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around £186 when searching 4 weeks out.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 £155 on momondo.
What cabin class options are available on Chicago to Las Vegas Harry Reid Intl flights?
There are 4 cabin classes available to choose from on Chicago to Las Vegas Harry Reid Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
How many flights depart from Chicago to Las Vegas on average per day?
As of April 2025, there are 20 flights per day flying from Chicago to Las Vegas. The most common time of day flights depart is 18:00, with 35% of flights taking off in the evening.
How many flights depart from Chicago to Las Vegas on average per week?
The number of flights available between Chicago and Las Vegas is 145 per week as of April 2025. The most frequent departure day is Wed, with 25% of weekly flights leaving on this day.
When to book flights from Chicago to Las Vegas
Cheap Chicago to Las Vegas (CHI to LAS) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Chicago to Las Vegas
How far is Chicago to Las Vegas Harry Reid Intl by plane?
Las Vegas Harry Reid Intl is 1519.9 mi away from Chicago. Typically, this will take 3h 55m by plane in normal conditions.
When did momondo last update prices for flights from Chicago to Las Vegas Harry Reid Intl Airport?
Prices for flights from Chicago to Las Vegas Harry Reid Intl Airport are updated daily.
How many operators does momondo search for flights from Chicago to Las Vegas Harry Reid Intl Airport?
The number of operators available for flights from Chicago to Las Vegas Harry Reid Intl Airport is 1 as of April 2025.
How old do you have to be to fly from Chicago to Las Vegas Harry Reid Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago to Las Vegas Harry Reid Intl Airport.
What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?
The travel and health documents required for your trip to Las Vegas Harry Reid Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Las Vegas Harry Reid Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Chicago to Las Vegas?
momondo data reveals that the most frequently booked plane model on the route from Chicago to Las Vegas is Airbus A321neo, representing 20.62% of all bookings. The subsequent popular models are Airbus A320neo at 17.42%, Boeing 737-800 at 11.95%, and Boeing 737 MAX 8 at 10.78%.
What is the most popular airline from Chicago to Las Vegas?
Based on momondo bookings for flights between Chicago and Las Vegas, the leading airline is Spirit Airlines, making up 100% of the total bookings.
Best airlines flying from Chicago to Las Vegas
Compare and see reviews for airlines that fly from Chicago to Las Vegas with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £81 | Free Cancellation | Rating 6.3 7,961 reviews |
Spirit Airlines Flights From Chicago to Las Vegas
Spirit Airlines flies from Chicago to Las Vegas around 6 times per week, with 7,961 momondo users rating the airline 6.3/10. The cheapest Spirit Airlines deal from Chicago to Las Vegas in the last 72 hours was £109 (round-trip), much lower than the average airfare cost of £230 for Spirit Airlines flights on this route.
Travelling to a place near Las Vegas?
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Why should I use momondo to find a flight deal from Chicago to Las Vegas?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Las Vegas . Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Chicago to Las Vegas with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Chicago to Las Vegas flights to just show those with flexible booking policies.
How can momondo help me find flights from Chicago to Las Vegas?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Las Vegas.
I’m not ready to book a flight from Chicago to Las Vegas right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Chicago to Las Vegas flights. All you need is a valid email address and we will do the rest; it is that quick and easy.