Cheap flights from Las Vegas to Chicago from $42
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to Chicago departing on 7/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Las Vegas to Chicago
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Spirit Airlines flights from Las Vegas to Chicago O'Hare Intl Airport
Our best Spirit Airlines deals on Las Vegas to Chicago O'Hare Intl Airport flight tickets
American Airlines flights from Las Vegas to Chicago O'Hare Intl Airport
Our best American Airlines deals on Las Vegas to Chicago O'Hare Intl Airport flight tickets
See travel insights to Chicago from
How to get the cheapest flight ticket from Las Vegas to Chicago O'Hare Intl Airport
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 Las Vegas and Chicago O'Hare Intl Airport?
What is the cheapest month to fly to Chicago O'Hare Intl Airport?
The month of August is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Las Vegas averaging around $177.
What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?
The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Thursday when prices can be found for as low as $292. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Las Vegas because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $444.
What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?
Flying to Chicago O'Hare Intl Airport from Las Vegas in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $212 when looking at flights departing in the afternoon. Try not to purchase tickets at noon because they tend to be around $694. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest Las Vegas Harry Reid Intl to Chicago O'Hare Intl flight route?
Fly from Las Vegas Harry Reid Intl to Chicago O'Hare Intl for the best Las Vegas Harry Reid Intl - Chicago O'Hare Intl flight prices
How far in advance should I book a flight to Chicago O'Hare Intl Airport?
You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Las Vegas when booking 6 weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $237 when searching 6 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Las Vegas for as low as $173 on momondo.
What cabin class options are available on Las Vegas Harry Reid Intl to Chicago O'Hare Intl flights?
There are 4 cabin classes available to choose from on Las Vegas Harry Reid Intl to Chicago O'Hare Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Las Vegas Harry Reid Intl to Chicago O'Hare Intl?
Spirit Airlines, Frontier, and United Airlines are the most popular carriers operating from Las Vegas Harry Reid Intl to Chicago O'Hare Intl
What airlines fly to Chicago O'Hare Intl Airport?
Spirit Airlines, American Airlines and Frontier are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Las Vegas according to our data. Spirit Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 5 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Las Vegas to Chicago O'Hare Intl Airport on average per day?
As of June 2025, 41 flights take off from Las Vegas and land in Chicago O'Hare Intl Airport each day. The most common flight departure time for this route is 10:00AM, with 54% of daily flights taking off at noon.
How many flights depart from Las Vegas to Chicago O'Hare Intl Airport on average per week?
290 flights are operational weekly from Las Vegas to Chicago O'Hare Intl Airport as of June 2025. The most popular departure day for this route is Thu, with 16% of flights per week taking off on this day.
When to book flights from Las Vegas to Chicago O'Hare Intl Airport
Cheap Las Vegas to Chicago O'Hare Intl Airport (LAS to ORD) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Las Vegas to Chicago O'Hare Intl Airport
How far is Las Vegas Harry Reid Intl to Chicago O'Hare Intl by plane?
Las Vegas Harry Reid Intl and Chicago O'Hare Intl are 1506.6 mi apart from one another. Typically, this will take 3h 28m by plane in normal conditions.
When did momondo last update prices for flights from Las Vegas Harry Reid Intl Airport to Chicago O'Hare Intl Airport?
Prices for flights from Las Vegas Harry Reid Intl Airport to Chicago O'Hare Intl Airport refresh daily.
How many operators does momondo search for flights from Las Vegas Harry Reid Intl Airport to Chicago O'Hare Intl Airport?
The number of operators available for flights from Las Vegas Harry Reid Intl Airport to Chicago O'Hare Intl Airport is 5 as of June 2025.
How old do you have to be to fly from Las Vegas Harry Reid Intl Airport to Chicago O'Hare 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 Las Vegas Harry Reid Intl Airport to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The travel and health documents required for your trip to Chicago O'Hare 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 Chicago O'Hare 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 Las Vegas to Chicago O'Hare Intl Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Las Vegas to Chicago O'Hare Intl Airport is Airbus A321neo (14.89% of total bookings). The next most popular plane models are Boeing 737-800 (13.10%), Airbus A320neo (11.99%), and Boeing 737 MAX 8 (11.28%).
What is the most popular airline from Las Vegas to Chicago O'Hare Intl Airport?
Based on momondo bookings for flights between Las Vegas and Chicago O'Hare Intl Airport, the leading airline is Spirit Airlines, making up 36% of the total bookings. Other popular airlines include American Airlines with 29%, Frontier with 16%, and United Airlines with 16%.
Best airlines flying from Las Vegas to Chicago O'Hare Intl Airport
Compare and see reviews for airlines that fly from Las Vegas to Chicago O'Hare Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $51 | Free Cancellation | Rating 5.9 3,295 reviews | |||
| PriceFrom $70 | Free Cancellation | Rating 6.3 8,052 reviews | |||
| PriceFrom $139 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $152 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $179 | Free Cancellation | Rating 8.0 4,287 reviews |
Southwest Flights From Las Vegas to Chicago O'Hare Intl Airport
Southwest operates around 11 flights from Las Vegas to Chicago O'Hare Intl Airport every week. The average price of these flights found in the last 72 hours has been $374, but momondo users have found Southwest deals from Las Vegas to Chicago O'Hare Intl Airport from as low as $179 round-trip. Southwest has been scored 8.0/10 in 4,287 reviews.
United Airlines Flights From Las Vegas to Chicago O'Hare Intl Airport
United Airlines (7.4/10 from 8,790 reviews) operates around 34 flights from Las Vegas to Chicago O'Hare Intl Airport in any given week. The average United Airlines airfare for this route is around $334, with deals from around $139 rare but found on momondo. Referenced prices are for round-trip Las Vegas to Chicago O'Hare Intl Airport flight searches in the last 72 hours.
Traveling to a place near Chicago?
Book flights to Chicago if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Las Vegas to Chicago?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago from Las Vegas.
Can I find flights from Las Vegas to Chicago with flexible booking policies on momondo?
All flight searches from Las Vegas to Chicago on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Las Vegas to Chicago?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chicago from Las Vegas.
I’m not ready to book a flight from Las Vegas to Chicago right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Las Vegas to Chicago flights. All you need is a valid email address and we will do the rest; it is that quick and easy.