$66+ Cheap flights from Las Vegas (LAS) to Chicago (CHI)

When traveling from Las Vegas to Chicago, you can reduce your carbon footprint by taking a direct flight, packing lightly, and choosing to fly with an airline committed to reducing emissions. Packing light will also limit the amount of fuel necessary for your flight. You can purchase carbon offsets to fund projects that help reduce global emissions. Researching the green initiatives of an airline before you book a flight can help you make a more sustainable choice.

In Las Vegas, Harry Reid International Airport (LAS) has implemented sustainable initiatives such as installing solar panels to reduce electricity consumption, and low-flow fixtures have been installed to reduce water usage. There is a composting program to reduce food waste going to landfills. They are also working to reduce single-use plastics and are encouraging the use of reusable containers and bags. Other sustainable initiatives include providing electric vehicle charging stations, increasing the use of renewable energy sources, and providing incentives to encourage public transportation.

Alaska Airlines, Southwest Airlines, and United Airlines all offer flights from Las Vegas to Chicago, and all three have sustainability practices in place. Alaska and Southwest emphasize fuel efficiency and reduce emissions, while United Airlines has an Eco-Skies program to reduce carbon emissions, conserve water, and reduce waste.

You can fly into Chicago from Las Vegas either at Chicago O’Hare or Chicago Midway. You’ll get on your flight at McCarran International Airport and fly straight to Chicago or make a stop in between before landing in Illinois. There are several airlines serving this route. Direct flights take a little less than four hours while some of the longer routes with stops in between take more than nine hours.

You can fly direct on American Airlines and Frontier, as well as Spirit Airlines. United also offers direct flights for this route. The direct flights on these carriers go into O’Hare. Southwest does offer several direct flights that go into Midway, however. There are more options for flying to O’Hare overall.

You’ll find stopovers for this route in Minneapolis, San Francisco, Denver, and Washington DC on various airlines. You might also stop in Los Angeles, Dallas, Cincinnati, and Salt Lake City. Many of the stopovers are less than two hours. Southwest has stops in Albuquerque, St. Louis, Raleigh-Durham, and Baltimore as well.

You don’t need a passport or visa to fly this route. It’s purely domestic so you’ll just need to show up with a valid form of identification and your ticket to board. You can use your passport for ID but it’s not necessary.

For a flight from Las Vegas to Chicago, you will be flying from Harry Reid Intl. Las Vegas Harry Reid Intl (LAS) is just 6.2 mi from the center of the city. Harry Reid Intl is the only Las Vegas airport and it handles 38 outbound flights to Chicago per day. 7 airlines have flights to Chicago from Las Vegas Harry Reid Intl on a regular basis.

Currently priced at $98, Spirit Airlines will fly you from Las Vegas to Chicago and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Frontier and Allegiant Air - these airlines can fly you to your destination from $108 and $157, respectively. Spirit Airlines is 48% cheaper than the average price of flights available within the next 90 days to this destination.

To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $66. Spirit Airlines flights start at $69 while deals on United Airlines start at $80 one-way.

The most popular flight routes from Las Vegas to Chicago are Las Vegas Harry Reid Intl - Chicago O'Hare Intl, Las Vegas Harry Reid Intl - Chicago Midway and Las Vegas Harry Reid Intl - Chicago Greater Rockford.

Consider Spirit Airlines (97%), Austrian Airlines (94%) or SWISS (94%) when booking your flight. These represent the most reliable airlines when flying from Las Vegas to Chicago.

Looking at all options, your cheapest flight can be booked for $52. While the most popular route (Las Vegas Harry Reid Intl - Chicago O'Hare Intl) can be booked for $98 on average our data indicates $1,382 when flying from Las Vegas to Chicago.

Yes. In addition to deals on Las Vegas to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Las Vegas to Chicago.

Yes. Cheapflights offers flight deals from Las Vegas to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Currently, August is the cheapest month in which you can book a flight from Las Vegas to Chicago (average of $245). Flying from Las Vegas to Chicago in March is currently the most expensive (average of $323). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.