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Find cheap one-way flights from Chicago to Las Vegas starting at US$17.

For as little as US$17, you can take your next adventure to Las Vegas without breaking the bank. Choose between one-way and return tickets from Chicago below.

  • One way
  • Round-trip
      • MDW22:00
        3h 59m
        Direct
        LAS23:59
        Sat, Sep 14|Chicago - Las Vegas|Frontier Airlines
        US$17US$38
        54% OFF
        54% OFF
        US$38US$17
      • MDW22:00
        3h 59m
        Direct
        LAS23:59
        Tue, Aug 20|Chicago - Las Vegas|Frontier Airlines
        US$17US$38
        54% OFF
        54% OFF
        US$38US$17
      • MDW22:00
        3h 59m
        Direct
        LAS23:59
        Wed, Aug 21|Chicago - Las Vegas|Frontier Airlines
        US$18US$38
        53% OFF
        53% OFF
        US$38US$18
      • MDW22:00
        3h 59m
        Direct
        LAS23:59
        Wed, Aug 28|Chicago - Las Vegas|Frontier Airlines
        US$19
        US$19
      • MDW22:00
        3h 59m
        Direct
        LAS23:59
        Tue, Aug 13|Chicago - Las Vegas|Frontier Airlines
        US$19
        US$19
      • MDW22:00
        3h 59m
        Direct
        LAS23:59
        Wed, Aug 14|Chicago - Las Vegas|Frontier Airlines
        US$21
        US$21
      • MDW22:00
        3h 59m
        Direct
        LAS23:59
        Sat, Sep 21|Chicago - Las Vegas|Frontier Airlines
        US$23
        US$23
      • ORD19:30
        4h 18m
        Direct
        LAS21:48
        Sun, Sep 8|Chicago - Las Vegas|Frontier Airlines
        US$25
        US$25
      • MDW22:00
        3h 59m
        Direct
        LAS23:59
        Wed, Sep 11|Chicago - Las Vegas|Frontier Airlines
        US$27
        US$27
      • MDW22:00
        3h 59m
        Direct
        LAS23:59
        Mon, Aug 19|Chicago - Las Vegas|Frontier Airlines
        US$27
        US$27
      • CHI13:00
        3h 5m
        Direct
        LAS14:00
        Sat, Aug 3|Chicago - Las Vegas|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to book flights from Chicago to Las Vegas?

Price trend charts are a great way of tracking how much your flights cost in the lead up to departure and can help you choose when to book your tickets. See how prices to Las Vegas from Chicago have changed and are set to move below.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Cheapest airlines flights from Chicago to Las Vegas

Which airline provides the cheapest flights from Chicago to Las Vegas? Discover the option that best suits your travel needs before embarking on your journey.

Frontier Airlines
From US$17
Spirit Airlines
From US$33
Alaska Airlines
From US$66
American Airlines
From US$68
Sun Country Airlines
From US$77
Allegiant Air
From US$93
United Airlines
From US$102
Delta Air Lines
From US$103
Southwest Airlines
From US$115
Jetblue Airways
From US$229
ANA airlines

Find more flights and airlines

Find cheap flights from Chicago to Las Vegas by different airports

There are various non-direct routes from Chicago to Las Vegas which could be cheaper and faster! Check out these alternative options to see if they could work for your trip.

  • Cheapest
    Frontier Airlines
    MDW
    22:00
    3h 59m
    Direct
    LAS
    23:59
    Midway International Airport - Harry Reid International Airport
    Sat, Sep 14Frontier Airlines
    US$17
  • Frontier Airlines
    ORD
    19:30
    4h 18m
    Direct
    LAS
    21:48
    O'Hare International Airport - Harry Reid International Airport
    Sat, Sep 14Frontier Airlines
    US$23
  • Allegiant Air
    RFD
    21:33
    3h 34m
    Direct
    LAS
    23:07
    Chicago Rockford International Airport - Harry Reid International Airport
    Sun, Aug 11Allegiant Air
    US$93
  • Allegiant Air
    RFD
    21:33
    3h 34m
    Direct
    LAS
    23:07
    Chicago Rockford International Airport - Harry Reid International Airport
    Sun, Aug 11Allegiant Air
    US$93
    Find More Flights

Frequently Asked Questions

  • When are flight tickets from Chicago (CHI) to Las Vegas (LAS) the cheapest?

    Airlines adjust prices for flights from Chicago to Las Vegas based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Chicago (CHI) to Las Vegas (LAS) cost?

    According to Trip.com's data, the lowest price is around $226.

  • How long does it take to fly from Chicago (CHI) to Las Vegas (LAS) and what is the distance?

    It takes around 4 hours 9 minutes to fly from Chicago (CHI) to Las Vegas (LAS).

  • What are the most popular airlines that fly from Chicago (CHI) to Las Vegas (LAS)?

    Airlines with flights from Chicago (CHI) to Las Vegas (LAS): Gulf Air, Spirit Airlines, Frontier Airlines, Southwest Airlines, United Airlines, Volaris and Aer Lingus.

How to find a cheap flight from Chicago to Las Vegas

If you don’t know some of the key things to look out for when buying flight tickets, prices can often end up sky high or, worse, sold out! We’ve carefully compiled our six most important steps to help ensure you’re getting the best deals when planning your next journey.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Chicago to Las Vegas Flight Information

Cheapest nonstop flight price

$17

Cheapest round-trip ticket price

$36

Off-season for travel

August

Peak season for travel

January

Flight distance

2,453.29km

Average flight time

4 hours 9 minutes

Popular airline

Frontier Airlines

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