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Wondering how long to fly from Chicago to Las Vegas? A nonstop flight from Chicago to Las Vegas usually takes around 3 hrs 45 mins to 4 hrs 15 mins. Flight duration can vary depending on weather conditions, wind direction, aircraft type, departure airport, and the selected route. Flights from Chicago O’Hare International Airport (ORD) or Chicago Midway International Airport (MDW) to Harry Reid International Airport (LAS) are generally fastest when booked nonstop. One-stop flights through cities such as Denver, Dallas, Phoenix, or Salt Lake City can take around 6 hrs to 9 hrs or more. Chicago and Las Vegas are in different time zones. Las Vegas follows Pacific Time and is usually 2 hours behind Chicago. For the quickest journey, compare nonstop Chicago to Las Vegas flights, departure airports, travel times, airfares, baggage allowances, and airline services before booking.
The average Chicago to Las Vegas flight time depends on your departure airport, airline, aircraft type, weather, wind direction, air traffic, and flight path. Most nonstop flights from the Chicago area to Las Vegas usually take around 3 hr 45 mins to 4 hr 20 mins.
Harry Reid International Airport (LAS) is the main passenger airport serving Las Vegas. Travellers can fly from Chicago O’Hare International Airport (ORD) or Chicago Midway International Airport (MDW), both of which offer practical nonstop options. Chicago Rockford International Airport (RFD) and Milwaukee Mitchell International Airport (MKE) may also provide nonstop flights, but these are optional alternatives because they are farther from central Chicago and may have more limited schedules.
| Departure Airport | Arrival Airport | Estimated Flight Time | Travel Tip |
|---|---|---|---|
| Chicago O’Hare International Airport (ORD) | Harry Reid International Airport (LAS) | Around 3 hr 45 mins – 4 hr 20 mins nonstop | A practical option for many travellers, with a broad choice of airlines and nonstop flight schedules. |
| Chicago Midway International Airport (MDW) | Harry Reid International Airport (LAS) | Around 3 hr 50 mins – 4 hr 10 mins nonstop | A convenient option for travellers in southern and western Chicago. Compare fares and airport travel time with O’Hare. |
For many travellers, flights from Chicago O’Hare International Airport (ORD) or Chicago Midway International Airport (MDW) to Harry Reid International Airport (LAS) are the most practical choices. Chicago Rockford (RFD) and Milwaukee (MKE) can also be considered, but they are optional alternatives. Travellers should compare flight availability, fares, departure frequency, and the total journey time before booking.
Flying from Chicago to Las Vegas takes approximately 3h 55m, with the route spanning about 1,514 miles (2,437 kilometers). Las Vegas serves as a popular destination for travelers from Chicago.
Flights depart from Chicago (ORD) and arrive at Harry Reid International Airport (LAS). Connecting flights through major cities may add 2-4 hours to your journey time.
Las Vegas is 2 hours ahead of Chicago. Planning for this time difference ensures a smooth arrival and helps minimize jet lag.
Several airlines operate this route with various scheduling options throughout the day. Whether traveling for entertainment, business, or events, the Chicago to Las Vegas connection provides convenient access to Nevada's famous destination.
Planning beyond this route? Explore more flight times, distances, and travel durations using our tools below. Start with our Flight Time Calculator to estimate journey times worldwide, or browse average travel times from your departure city using the Chicago Flight Times.
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