
Book Cheap United flight from Las Vegas (LAS) to Chicago (ORD) from CA $258
Find The Best Day to Book a Cheap United Flights From Las Vegas to Chicago
Cheapest United Flights from Las Vegas (LAS) to Chicago (ORD)
The cheapest flights to O'Hare Intl. found within the past 7 days were round trip and CA $258 one way. Prices and availability subject to change. Additional terms may apply.
Frequently asked questions
Grab a great United flight from LAS to ORD
To find a great deal on United flights with Travelocity, simply enter your origin and destination airports, pick your travel dates, and hit search. From here, you can sort by price, flight duration, and arrival/departure time. You can also filter to find nonstop flights.
Flying United Las Vegas to Chicago gives you fights to choose from. With that direct flight time of , you’ll be touching down before you know it.
Find cheap flights with United between Las Vegas and Chicago
United has a range of great fares on stacks of flights, and to find the most affordable for you, there are a few tricks you can try. Booking in advance, for example, is a great way to grab a fantastic deal. Also, choose the cheapest month, if you can. One-way flights from Las Vegas to Chicago with United are August.
The more flexible you are, the more affordable flights you’re likely to find. Consider one-way flights and connecting flights, as well as standard roundtrip and direct options. Even if you’re flying today, cheap last-minute flights are easy to find by entering your travel dates and hitting search.
Reasons to book your United flights with Travelocity
Travelocity makes it easy to book a seat, anywhere in the world. The vast inventory, fast search, and advanced filters put some of the best deals on the planet in one place. Whether you’re traveling on business, with friends, family, or on your own, take your pick from some fantastic options. And with free cancellation and pay later options, you can travel more and worry less.
Airport code | Country | Airport name | Number of flights |
|---|---|---|---|
| ORD | USA | O'Hare Intl. | 227 |
| DEN | USA | Denver Intl. | 226 |
| IAH | USA | George Bush Intercontinental | 136 |
| IAD | USA | Washington Dulles Intl. | 100 |
| SFO | USA | San Francisco Intl. | 64 |
| LAX | USA | Los Angeles Intl. | 23 |
| EWR | USA | Liberty Intl. | 20 |
| FRA | DEU | Frankfurt Intl. | 19 |
| NRT | JPN | Narita Intl. | 19 |
| PEK | CHN | Capital Intl. | 16 |
Travelers ❤️ these 🏨 after their flight to Chicago

Hilton Chicago O'Hare Airport
"Excellent staff"
Reviewed on May 20, 2026

Hyatt Regency O'Hare Chicago
"Spacious room. Stayed at the renovated wing but no soundproofed walls- woke up by heavy footsteps next door at 5 ish first day and alarm went off at a nearby room at 6am the second day for 15 min. The room was a bit dusty n deeper cleaning needed. Wifi- weakest wifi signal I have ever had in a hotel ..."
Reviewed on May 16, 2026

Holiday Inn Chicago O'Hare – Rosemont by IHG
"Great stay, great food and great staff."
Reviewed on May 21, 2026
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