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With nonstop flights from both O’Hare International Airport (ORD) and Midway International Airport (MDW), getting from Chicago to Las Vegas is easy. Whether you're flying with a major carrier or a low-cost airline, this route runs daily and is popular for weekend getaways and longer stays alike.

Use the search tool to compare fares, then keep scrolling for monthly price trends, airport tips, and answers to common questions about flying from Chicago to Las Vegas.

We're here to help you get the best deal for your flight and stay in Las Vegas.

When Is the Cheapest Time to Fly From Chicago to Las Vegas?


  • September is usually the cheapest month to fly from Chicago to Las Vegas, with fares starting as low as $70.
  • December is typically the most expensive, with prices reaching up to $325 during the holidays.
  • March often sees higher fares due to spring break travel demand.
  • April and October offer solid value with moderate prices and good availability.
  • Use the chart below to compare average monthly price ranges and plan your trip around the best deals.
January
$95–$170
February
$100–$170
March
$105–$265
April
$100–$180
May
$130–$200
June
$140–$215
July
$140–$205
August
$100–$180
September
$70–$145
October
$85–$170
November
$100–$230
December
$120–$325

5 hr 21 min

Fastest flight

The shortest nonstop flight from Chicago to Las Vegas takes just 3 hours and 45 minutes.

Every day

Nonstop flights

There are direct flights from Chicago to Las Vegas available every day of the week.

Popular Airlines From Chicago to Las Vegas


Multiple airlines serve the flight routes between Chicago and Las Vegas.

  • American Airlines – Offers frequent nonstop service from O’Hare with a range of fare options, including Main Cabin and Basic Economy.
  • United Airlines – Also operating from O’Hare, United is a strong option for travelers with MileagePlus points or elite status.
  • Southwest Airlines – Flies nonstop from Midway and is known for flexible change policies, though baggage fees may now apply depending on fare type.
  • Spirit Airlines – A low-cost carrier operating from both airports, with ultra-cheap base fares and a la carte pricing for bags and seat selection.
  • Frontier Airlines – Similar to Spirit, Frontier offers low fares with limited inclusions—best for travelers packing light and booking early.

If you're looking for traditional service with loyalty perks, American and United are solid bets. If price is your priority, Spirit or Frontier often have the lowest fares. Youjust be mindful of extra fees.

Flying From Chicago to Las Vegas


Chicago has two major airports: O’Hare International Airport (ORD) and Midway International Airport (MDW).

Both offer nonstop flights to Las Vegas, but the right choice for you depends on location, airline preference, and schedule.

ORD (O’Hare) is one of the busiest airports in the country and a hub for both United and American Airlines. If you're looking for more flight options, premium cabin upgrades, or you're using airline miles, O’Hare is likely the better fit.

MDW (Midway) is smaller and easier to navigate, with all flights operating through Southwest and select budget carriers like Frontier. If you’re closer to the south side of Chicago or want quicker airport access, Midway can be more convenient.

For most travelers, the decision comes down to proximity and loyalty programs. Both airports offer regular nonstop service to Las Vegas, so it’s worth comparing total travel time, available flight times, and pricing across both before you book.

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FAQs: Flights From Chicago to Las Vegas


How long is the flight from Chicago to Las Vegas?

Nonstop flights typically take around 4 hours, depending on wind and routing. Add extra time if you’re flying with a layover.

What’s the average cost of a round-trip flight from Chicago to Las Vegas?

You can expect to pay anywhere from $70 to $325, with prices on the lower end if you book early or travel during off-peak months.

What are the best airlines to fly this route?

Popular options include American and United (from O’Hare) and Southwest (from Midway). For low-cost fares, Spirit and Frontier are also available, but keep in mind they charge for extras like bags and seat selection.

Is it better to fly out of O’Hare or Midway?

O’Hare (ORD) has more airlines and flight times, but Midway (MDW) is often faster to get through and easier to access for those in central or south Chicago. It really depends on your location and which airline you’re flying.

When should I book my flight to get the best deal?

Try to book at least 6 weeks in advance, and avoid peak travel times like spring break or December holidays if you want lower fares.

Do airlines still offer free carry-ons on this route?

It depends on the airline and fare type. Basic economy tickets may not include carry-on bags, and budget carriers like Spirit and Frontier typically charge extra. Always check what’s included before booking.

Can I use airline miles to fly from Chicago to Las Vegas?

To redeem reward miles for a flight from New York to Las Vegas, log into your airline’s loyalty program account and search for flights using the “Book with Miles” or “Use Points” option. Major airlines like Delta SkyMiles, United MileagePlus, American AAdvantage, and JetBlue TrueBlue allow you to book award flights directly online.
Keep in mind that award availability can vary depending on the travel dates, and you may need more miles for peak travel times or last-minute bookings.

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