Cheap flights from Chicago to Las Vegas (CHI - LAS)

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The best prices from Chicago to Las Vegas McCarran are usually found in August or January, booked 13 days in advance, depart on a Tuesday or Monday and return on a Friday

How to find the cheapest flight from
Chicago (CHI) to Las Vegas (LAS)

All the information you need to plan the best CHI to LAS flight in 2021: compare Chicago to Las Vegas flight prices with the expected peak season, weather and rainfall in Las Vegas.
CHI - LAS
Price
$106 - $228
LAS
Temperature
48.2 - 93.2 °F
LAS
Precipitation
0.1 - 0.8 inches

Popular in

December

High demand for flights, 20% potential price rise

Cheapest in

August

Best time to find cheap flights, 42% potential price drop

Round-trip from

C$ 106

From Chicago All airports (CHI) to Las Vegas McCarran

One-way from

$41

One-way flight from Chicago All airports (CHI) to Las Vegas McCarran

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Chicago to Las Vegas?

Monday is generally a great day to depart. Flying on this day could help you save up to 56%.

How far in advance should I book a flight from Chicago to Las Vegas?

Travelers have found it’s best to book a flight 13 days in advance to save up to 1% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 13 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Chicago to Las Vegas 1-2 weeks in advance for as low as $170, or $174 for flights within the next 24 hours.

What is the cheapest month to fly from Chicago to Las Vegas?

The best pricing can be found in the month of August. Prices to Las Vegas from Chicago average $182. You can even find prices in August for less than $182, as users have found deals to Las Vegas from as low as $60. The month of December appears to be one of the more expensive times to travel to Las Vegas from Chicago. Flying in the targeted month can save you up to 25%.

When is the cheapest time to fly from Chicago to Las Vegas (CHI - LAS)?

Unlike at noon, when flights are generally more expensive, you can save up to 23% on flights from Chicago to Las Vegas by exploring options for tickets in the afternoon.

Cheap flights from Chicago to Las Vegas in September, October 2021

The best prices found for CHI to LAS flights for September, October
28 Sep - 1 Oct
$43pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
LAS
Las Vegas McCarran
LAS
Las Vegas McCarran
Frontier
Non-Stop
ORD
Chicago O'Hare Intl
26 Sep - 28 Sep
$47pp
ORD
Chicago O'Hare Intl
Multiple Airlines
Non-Stop
LAS
Las Vegas McCarran
LAS
Las Vegas McCarran
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
4 Oct - 6 Oct
$51pp
ORD
Chicago O'Hare Intl
Multiple Airlines
Non-Stop
LAS
Las Vegas McCarran
LAS
Las Vegas McCarran
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl

Chicago to Las Vegas 2021 flight deals

Cheap flights to Las Vegas from Chicago found for this year
28 Sep - 1 Oct
$43pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
LAS
Las Vegas McCarran
LAS
Las Vegas McCarran
Frontier
Non-Stop
ORD
Chicago O'Hare Intl
26 Sep - 28 Sep
$47pp
ORD
Chicago O'Hare Intl
Multiple Airlines
Non-Stop
LAS
Las Vegas McCarran
LAS
Las Vegas McCarran
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
6 Nov - 8 Nov
$48pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
LAS
Las Vegas McCarran
LAS
Las Vegas McCarran
Frontier
Non-Stop
ORD
Chicago O'Hare Intl

Non-stop flights to Las Vegas from Chicago

Save time with Chicago to Las Vegas direct flight deals
28 Sep - 1 Oct
$43pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
LAS
Las Vegas McCarran
LAS
Las Vegas McCarran
Frontier
Non-Stop
ORD
Chicago O'Hare Intl
17 Oct - 19 Oct
$47pp
ORD
Chicago O'Hare Intl
Multiple Airlines
Non-Stop
LAS
Las Vegas McCarran
LAS
Las Vegas McCarran
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
6 Nov - 8 Nov
$48pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
LAS
Las Vegas McCarran
LAS
Las Vegas McCarran
Frontier
Non-Stop
ORD
Chicago O'Hare Intl

Last minute flights from Chicago to Las Vegas

Late deals on round-trip flights to Las Vegas from Chicago, departing today and this week
28 Sep - 1 Oct
$43pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
LAS
Las Vegas McCarran
LAS
Las Vegas McCarran
Frontier
Non-Stop
ORD
Chicago O'Hare Intl
2 Oct - 5 Oct
$47pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
LAS
Las Vegas McCarran
LAS
Las Vegas McCarran
Frontier
Non-Stop
ORD
Chicago O'Hare Intl
28 Sep - 6 Oct
$53pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
LAS
Las Vegas McCarran
LAS
Las Vegas McCarran
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl

One-way flights to McCarran from Chicago

The cheapest one-way flights from Chicago to Las Vegas
5:45 pm - 7:59 pm
Frontier
Nonstop
4h 14m
ORD - LAS
Frontier
$41
JustFly
3:45 am - 3:16 pm
Spirit Airlines
1 Stop
13h 31m
ORD - LAS
Spirit Airlines
$44
Trip.com
9:30 am - 11:00 am
Allegiant Air
Nonstop
3h 30m
RFD - LAS
Allegiant Air
$45
mytrip.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Chicago</span> to <span class="emphasized">Las Vegas</span> flights.

Flight FAQs

From Chicago to Las Vegas

What airport do you fly into for flights to Las Vegas from Chicago?

Las Vegas McCarran (LAS), located 6.2 mi from the city center, is the airport you fly into when you book flights from Chicago to Las Vegas. 10 airlines have flights to McCarran from Chicago on a regular basis. Booking flights from Chicago to Las Vegas McCarran should not be difficult; the airport handles an average of 45 inbound flights from Chicago per day.

Which airlines flying from Chicago to Las Vegas McCarran have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like Spirit Airlines, United Airlines, and American Airlines flying from Chicago to Las Vegas McCarran have implemented new flexible cancellation policies.

Are flight prices decreasing from Chicago to Las Vegas due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Chicago and Las Vegas for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Chicago to Las Vegas for under $100 on Cheapflights?

Yes, there are multiple flights from Chicago to Las Vegas for under $100. The cheapest flight booked recently is on Frontier for just $43, but on average you can expect to pay $55.

Are there nonstop flights from Chicago to Las Vegas for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from Chicago to Las Vegas under $100. A good price for a nonstop flight from Chicago to Las Vegas is less than $55.

Are there last-minute flights available from Chicago to Las Vegas for under $100?

There are currently 20+ open flights from Chicago to Las Vegas within the next 7 days for less than $100.

What days are nonstop flights available from Chicago to Las Vegas?

Days when nonstop flights are available for this flight are: Sunday, Monday, Thursday, Friday, Saturday.

How many flights depart from Chicago to Las Vegas on average per day?

On average, you can expect to see 8 flights from Chicago to Las Vegas a day.
Morning (6am - Noon) - 50% of flight departures
Afternoon (Noon - 6pm) - 25% of flight departures
Evening (6pm - Midnight) - 25% of flight departures

How long is the flight from Chicago to Las Vegas?

There are many flights that can get you from Chicago to Las Vegas in 3h 43m. Fly via Frontier, Spirit Airlines, or Allegiant Air to get the fastest option. The distance between Chicago and Las Vegas is about 1519 mi. Generally, flights for this route are nonstop.

What are the cheapest airlines flying from Chicago to Las Vegas round-trip?

Frontier, at $43, was found to be the cheapest airline from Chicago to Las Vegas.Alternate airlines to your destination round-trip include Spirit Airlines and Allegiant Air. Frontier is currently priced 76% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Chicago to Las Vegas one-way?

To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $21. Allegiant Air flights start at $22 while deals on Spirit Airlines start at $24 one-way.

What are the most popular airlines that fly from Chicago to Las Vegas?

Consider Major Airline, American Airlines or Alaska Airlines when booking your flight. These represent the most popular airlines when flying from Chicago to Las Vegas.

What are the most reliable airlines from Chicago to Las Vegas?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Chicago to Las Vegas on time: Azul(92%), Frontier(86%), LOT(86%.)

What are the cheapest flights from Chicago to Las Vegas?

Looking for the cheapest flight from Chicago to Las Vegas? While on average our users pay $637, our data indicates the cheapest price to be $63. The most popular route (Chicago O'Hare Intl - Las Vegas McCarran), is priced around $48.

What are the most popular routes from Chicago to Las Vegas?

When deciding which route to take from Chicago to Las Vegas consider Chicago O'Hare Intl - Las Vegas McCarran, Chicago Midway - Las Vegas McCarran or Chicago Greater Rockford - Las Vegas McCarran as they are the most popular.

How long is the flight from Chicago to Las Vegas?

Whether you fly from Chicago's O'Hare International Airport or Midway International Airport, a direct flights keeps you in the air for about three and a half hours.

Which airlines operate flights from Chicago to Las Vegas?

Spirit, United, American, Frontier and Southwest each offer direct flights from particular Chicago-area airports to Las Vegas. Delta offers non-direct flights, but even their one-stop routes add at least one and a half hours to the trip.

How frequent are flights between Chicago and Las Vegas?

With more than 100 flights a week between the two cities, you won't have any trouble finding a flight at almost any time of day. The cheapest flights typically depart early in the morning or late in the evening.

Which airports serve Chicago to Las Vegas?

McCarran International Airport and North Las Vegas Airport serve Las Vegas, although the latter provides only general aviation and limited regional service. O'Hare International Airport and Midway Airport serve the Chicago area.

Which direct flight route between Chicago and Las Vegas is cheapest?

Get the cheapest ticket when you depart from Chicago for Las Vegas from O'Hare International Airport. Booking a return flight on a Saturday typically results in the greatest savings on this route. Winter is a great time to escape Chicago for some fun in Lost Wages, especially if you don't like being cooped up indoors. This trip lets you escape the cold, blustery weather and enjoy the mild, dry Las Vegas weather while strolling along the Strip. But even during summer, Las Vegas is quite comfortable - it's a dry heat, and mornings and evenings are pleasant. Then of course there are all those spectacular world-class casinos in Las Vegas, where you don't have to drive miles only to find crowded tables and lousy odds on a riverboat. To find the cheapest flight available from Chicago to Vegas, try our smart search engine.

COVID Restrictions

View COVID Travel Restrictions for Las Vegas, NV

Do I need a COVID test to fly to Las Vegas from Chicago?

Information is based on travel restrictions for travel to Las Vegas McCarran within the United States

Most visitors from Chicago need to provide a negative COVID-19 test result and/or quarantine to enter Las Vegas McCarran.

COVID-19 testing requirements
Visitors from Chicago must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Las Vegas McCarran.

Quarantine requirements
Visitors from Chicago are not required to quarantine after entering Las Vegas McCarran.

Do I need a test to fly back to Chicago from Las Vegas?

Returning to Chicago from Las Vegas McCarran

COVID-19 testing requirements
Visitors from Las Vegas McCarran must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Chicago.

Quarantine requirements
Visitors from Las Vegas McCarran are not required to quarantine after entering Chicago.

Hide COVID Travel Restrictions for Las Vegas, NV

Alternative routes for Chicago to Las Vegas

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Las Vegas

Things to know before you go - useful duration and weather info for your trip from Chicago to Las Vegas.
Flight duration from Chicago to LAS
3h 46m
Average temperature for September in Las Vegas
96.8 °F
Avg rainfall for September in Las Vegas
0.3 ″

Airports servicing Chicago

Midway (MDW)
Rockford (RFD)

Airports servicing Las Vegas

Top 9 airlines flying from Chicago to Las Vegas McCarran

The chart below displays the airlines Cheapflights users traveling from Chicago to Las Vegas choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$57 $187 No cancel fee 62%
United Airlines
$59 $363 No cancel fee 69%
American Airlines
$64 $276 No cancel fee 71%
Spirit Airlines
$77 $229 No cancel fee 65%
Sun Country Air
$107 $218 No cancel fee 83%
Delta
$112 $347 No cancel fee N/A
Allegiant Air
$148 $264 No cancel fee 88%
Alaska Airlines
$361 $657 No cancel fee 75%
Southwest
$369 $627 No cancel fee 63%

Hourly flight availability from Chicago to Las Vegas

See what time of day planes typically take off from Chicago towards Las Vegas.
Afternoon Noon to 6 PM 44% of CHI to LAS departures
Morning 6 AM to noon 38% of CHI to LAS departures
Evening 6 PM to midnight 15% of CHI to LAS departures
Early morning Midnight to 6 AM 3% of CHI to LAS departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Chicago to Las Vegas
See how many times per day planes take to the skies headed from Chicago to Las Vegas.
Sunday
28 daily flights
Monday
62 daily flights
Tuesday
51 daily flights
Wednesday
51 daily flights
Thursday
46 daily flights
Friday
54 daily flights
Saturday
29 daily flights
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