$95 Cheap United flights Las Vegas (LAS) to Chicago (ORD)

You can discover budget-friendly return United Airlines flights from $178 from LAS to ORD by filtering your results from “Price (lowest to highest)” on Expedia. Or search for deals from $95 for a one-way trip.**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.

Browse for return or one-way flights to Chicago in January or February. You could find a cheap fare with United Airlines during these quieter months.

To find cheap United Airlines fares from Harry Reid Intl. Airport (LAS) to O’Hare Intl. Airport (ORD), start searching one to three months before your planned departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also influence the overall cost. Sunday tends to be the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by choosing to book on a Sunday.**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.

Easily travel from Harry Reid Intl. Airport (LAS) to O’Hare Intl. Airport (ORD) on one of United Airlines’s 39 direct weekly flights. Apply our “Nonstop” and “Airline” filters to find the United Airlines flight that’ll take you to ORD at your preferred time.

Leave Harry Reid Intl. Airport (LAS) for O’Hare Intl. Airport (ORD) on a nonstop United Airlines flight, and you’ll be in the skies for around 3h 43m.

Thursday has the most United Airlines flights from Harry Reid Intl. Airport (LAS) to O’Hare Intl. Airport (ORD). With 6 daily departures, this is the best day to find something that will suit your plans.

Setting off from LAS at 7:00AM UTC-8, the first United Airlines flight to ORD lands at 12:45PM UTC-6. Traveling earlier in the day means you’re less likely to experience delays.* Prefer a later start? The last United Airlines flight from LAS to ORD departs at 11:48PM UTC-8 and touches down at 5:25AM UTC-6.*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.

O’Hare Intl. Airport (ORD) is the main gateway for United Airlines flights from Harry Reid Intl. Airport (LAS) to Chicago. But this airline also travels to Midway Intl. Airport (MDW). Be sure to tick Expedia’s “All Airports” option for your destination to see what’s available for your trip to Chicago.

A rewarding loyalty program and the ability to rack up points through United Mileage Plus are the start of the reasons to travel from LAS to ORD with United Airlines. Plus, by joining Expedia’s free One Key™ program, you can receive OneKeyCash™* on top of United Airlines’s loyalty program earnings. It’s yours to spend on future travel plans.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

You’ll likely be seated on a Boeing 737-900 or an Airbus A321neo when flying United Airlines from Harry Reid Intl. Airport (LAS) to O’Hare Intl. Airport (ORD). However, keep in mind that a different plane may be assigned due to operational demands.

Depending on your fare type, a fee may apply if you modify or cancel your flight more than 24 hours after confirmation. To secure plane tickets with more flexibility, select our “Changes included” and “No cancel fee” boxes when looking for flights. For more details on canceling or modifying your reservation, go to “Trips,” select your flight and click on “Manage Booking.”