$80 Cheap American Airlines flights Chicago (ORD) to Las Vegas (LAS)

You can find affordable return American Airlines flights from $129 from ORD to LAS by sorting your results from “Price (lowest to highest)” on Expedia. Or search for bargains from $80 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Search for one-way or return flights to Las Vegas in January or June. You could find an affordable fare with American Airlines during these off-peak times.

Look for affordable American Airlines flights from O’Hare Intl. Airport (ORD) to Harry Reid Intl. Airport (LAS) one to three months before your departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare type and journey, the best day to book a domestic flight is usually Sunday and the most expensive tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

American Airlines offers direct flights from O’Hare Intl. Airport (ORD) to Harry Reid Intl. Airport (LAS), with 25 weekly departures. Simply use the “Nonstop” and “Airline” filters while searching on Expedia to see all direct American Airlines flights to LAS.

From takeoff to touchdown, a nonstop American Airlines flight from O’Hare Intl. Airport (ORD) to Harry Reid Intl. Airport (LAS) typically takes 4h 8m.

If flexibility is what you’re after, Saturday offers the most choice for American Airlines flights from O’Hare Intl. Airport (ORD) to Harry Reid Intl. Airport (LAS). You can pick from 4 different departures.

The first American Airlines flight from ORD to LAS takes off at 9:45AM UTC-6, touching down at 11:56AM UTC-8. If you prefer to jet off later in the day, the last American Airlines flight leaves ORD at 8:45PM UTC-6 and lands at LAS at 10:56PM UTC-8. Flying before midday is generally a good idea as morning flights tend to experience fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Harry Reid Intl. Airport (LAS) is the primary Las Vegas hub for American Airlines flights from O’Hare Intl. Airport (ORD).

For the O’Hare Intl. Airport (ORD) to Harry Reid Intl. Airport (LAS) route, American Airlines typically flies Boeing 737-800 and Boeing 737 MAX 8 planes. Remember that last-minute changes can occur for operational purposes, meaning your flight could be on a different aircraft.

Depending on your ticket type, a fee generally applies if you cancel or change your flight more than 24 hours after it’s been confirmed. To find tickets with more flexibility, select our “Changes included” or “No cancel fee” filter when you search for flights. For additional information on modifying or canceling your reservation, visit “Trips,” select your flight and click on “Manage Booking.”