Cheap flights from Illinois to Las Vegas (LAS) from $39

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ORD — LAS
Jun 11 — Jun 181

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 31 days in advance, which can save you up to 39% on flights from Illinois to Las Vegas compared to booking the week you need them. Waiting 31 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $242. For sooner than that we have options available in the next 3 days from $361.

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

Flights from Illinois to Las Vegas lean towards being more expensive in March. Prices are generally better when you fly from Illinois to Las Vegas in September, with the cheapest ticket starting at $93.

What is the cheapest time of day to fly from IL to LAS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Las Vegas as you normally would.

Cheap Illinois to Las Vegas flights in June & July 2024

Find cheap flight options from Illinois to Las Vegas specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Prices were last updated on June 6, 2024.
These are some of the best deals we've found on flights to Las Vegas in 2024 at this time. Check back soon for alternative fares.
Sun 6/237:29 pmSTL - LAS
Nonstop3h 46mFrontier
Wed 6/265:30 amLAS - STL
Nonstop3h 12mFrontier
Deal found 6/6$75
Wed 7/1710:32 pmSTL - LAS
Nonstop3h 46mFrontier
Fri 8/165:01 amLAS - STL
Nonstop3h 17mFrontier
Deal found 6/6$76
Wed 7/2410:32 pmSTL - LAS
Nonstop3h 46mFrontier
Wed 7/314:09 pmLAS - STL
Nonstop3h 22mFrontier
Deal found 6/5$86
Wed 7/2410:32 pmSTL - LAS
Nonstop3h 46mFrontier
Wed 7/314:09 pmLAS - STL
Nonstop3h 22mFrontier
Deal found 6/5$87
Tue 6/187:29 pmSTL - LAS
Nonstop3h 46mFrontier
Thu 6/205:30 amLAS - STL
Nonstop3h 12mFrontier
Deal found 6/5$88
Sun 6/237:29 pmSTL - LAS
Nonstop3h 46mFrontier
Tue 7/26:00 amLAS - STL
Nonstop3h 14mFrontier
Deal found 6/4$89
Sun 6/237:29 pmSTL - LAS
Nonstop3h 46mFrontier
Tue 7/26:00 amLAS - STL
Nonstop3h 14mFrontier
Deal found 6/6$90
Wed 7/1710:32 pmSTL - LAS
Nonstop3h 46mFrontier
Wed 7/244:09 pmLAS - STL
Nonstop3h 22mFrontier
Deal found 6/6$93
Wed 7/2410:32 pmSTL - LAS
Nonstop3h 46mFrontier
Wed 7/314:09 pmLAS - STL
Nonstop3h 22mFrontier
Deal found 6/6$96

Illinois to Las Vegas 2024 flight deals

Discover exclusive flight deals for travel between Illinois and Las Vegas in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
These are some of the best deals we've found on flights to Las Vegas in 2024 at this time. Check back soon for alternative fares.
Mon 9/237:29 pmSTL - LAS
Nonstop3h 37mFrontier
Wed 9/255:01 amLAS - STL
Nonstop3h 17mFrontier
Deal found 6/5$70
Wed 9/111:59 pmSTL - LAS
Nonstop3h 22mSpirit Airlines
Sat 9/147:50 amLAS - STL
Nonstop3h 14mSpirit Airlines
Deal found 6/5$71
Wed 8/147:29 pmSTL - LAS
Nonstop3h 37mFrontier
Thu 8/225:01 amLAS - STL
Nonstop3h 17mFrontier
Deal found 6/5$73
Sun 6/237:29 pmSTL - LAS
Nonstop3h 46mFrontier
Wed 6/265:30 amLAS - STL
Nonstop3h 12mFrontier
Deal found 6/6$75
Wed 7/1710:32 pmSTL - LAS
Nonstop3h 46mFrontier
Fri 8/165:01 amLAS - STL
Nonstop3h 17mFrontier
Deal found 6/6$76
Wed 9/47:29 pmSTL - LAS
Nonstop3h 37mMultiple Airlines
Mon 9/167:50 amLAS - STL
Nonstop3h 14mMultiple Airlines
Deal found 6/5$77
Sun 8/117:56 pmMDW - LAS
Nonstop3h 53mFrontier
Thu 8/1512:59 amLAS - MDW
Nonstop3h 34mFrontier
Deal found 6/4$78
Mon 8/1910:00 pmMDW - LAS
Nonstop3h 59mFrontier
Wed 8/2112:59 amLAS - MDW
Nonstop3h 34mFrontier
Deal found 6/5$79
Mon 8/197:29 pmSTL - LAS
Nonstop3h 37mFrontier
Mon 8/265:01 amLAS - STL
Nonstop3h 17mFrontier
Deal found 6/5$79

Illinois to Las Vegas flights leaving soon

Find last-minute flight options from Illinois to Las Vegas for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
Have a look at some of the flights available from Illinois to Las Vegas departing last-minute. It's wise to confirm all flight details are correct before booking.
Wed 6/121:55 pmSTL - LAS
Nonstop3h 27mSpirit Airlines
Wed 6/197:49 amLAS - STL
Nonstop3h 16mSpirit Airlines
Deal found 6/4$107
Sun 6/167:29 pmSTL - LAS
Nonstop3h 46mFrontier
Wed 6/195:30 amLAS - STL
Nonstop3h 12mFrontier
Deal found 6/5$116
Sun 6/168:23 pmORD - LAS
Nonstop4h 09mFrontier
Thu 6/2011:58 pmLAS - ORD
Nonstop3h 44mFrontier
Deal found 6/5$126
Sun 6/168:23 pmORD - LAS
Nonstop4h 09mFrontier
Tue 6/1811:41 pmLAS - ORD
Nonstop3h 44mFrontier
Deal found 6/5$127
Wed 6/128:02 pmSTL - LAS
1 stop13h 35mFrontier
Wed 6/195:30 amLAS - STL
Nonstop3h 12mFrontier
Deal found 6/4$128
Sat 6/1511:34 amSTL - LAS
1 stop12h 35mMultiple Airlines
Wed 6/195:30 amLAS - STL
Nonstop3h 12mMultiple Airlines
Deal found 6/5$130
Tue 6/1110:01 pmORD - LAS
Nonstop3h 54mSpirit Airlines
Wed 6/1212:37 amLAS - ORD
Nonstop3h 47mSpirit Airlines
Deal found 6/4$139
Sun 6/166:30 amSTL - LAS
1 stop19h 10mMultiple Airlines
Wed 6/197:49 amLAS - STL
Nonstop3h 16mMultiple Airlines
Deal found 6/5$142
Sat 6/1510:14 amORD - LAS
Nonstop3h 55mMultiple Airlines
Thu 6/2011:58 pmLAS - ORD
Nonstop3h 44mMultiple Airlines
Deal found 6/5$144

One-way flights to Las Vegas from Illinois

Search for one-way flight options from Illinois to Las Vegas. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
If you're seeking multiple options on one-way flights from Illinois to Las Vegas, be sure to check out these deals, which are updated often. Users needing a return flight from Illinois to Las Vegas should utilize the search form above.
Wed 9/410:00 pmMDW - LAS
Nonstop3h 59mFrontier
Deal found 6/5$39
Mon 9/1610:00 pmMDW - LAS
Nonstop3h 59mFrontier
Deal found 6/5$40
Tue 8/67:55 pmMDW - LAS
Nonstop3h 53mFrontier
Deal found 6/5$41
Sat 9/77:29 pmSTL - LAS
Nonstop3h 37mFrontier
Deal found 6/4$41
Fri 7/512:23 pmSTL - LAS
Nonstop3h 35mFrontier
Deal found 6/5$44
Wed 6/261:55 pmSTL - LAS
Nonstop3h 27mSpirit Airlines
Deal found 6/5$47
Fri 8/98:59 pmMDW - LAS
Nonstop4h 00mFrontier
Deal found 6/5$49
Wed 6/268:58 pmMDW - LAS
Nonstop4h 03mFrontier
Deal found 6/4$57
Tue 7/28:02 pmMDW - LAS
Nonstop4h 03mFrontier
Deal found 6/5$59

Find flights from Illinois to Las Vegas within your budget

Customize your flight search to find flights from Illinois to Las Vegas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$71 - $198

Route

Depart

Return

Price

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Wed 9/11

Nonstop3h 22m

Las Vegas Harry Reid Intl

Sat 9/14

Nonstop3h 14m

$71

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Wed 8/14

Nonstop3h 37m

Las Vegas Harry Reid Intl

Thu 8/22

Nonstop3h 17m

$73

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Sat 9/28

Nonstop3h 22m

Las Vegas Harry Reid Intl

Tue 10/1

Nonstop3h 17m

$75

Chicago O'Hare IntlLas Vegas Harry Reid Intl

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sun 8/18

Nonstop4h 18m

Las Vegas Harry Reid Intl

Wed 8/21

Nonstop3h 48m

$76

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Wed 7/17

Nonstop3h 46m

Las Vegas Harry Reid Intl

Fri 8/16

Nonstop3h 17m

$76

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Wed 9/4

Nonstop3h 37m

Las Vegas Harry Reid Intl

Mon 9/16

Nonstop3h 14m

$77

Chicago O'Hare IntlLas Vegas Harry Reid Intl

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sun 8/18

Nonstop4h 18m

Las Vegas Harry Reid Intl

Wed 8/21

Nonstop3h 48m

$77

Moline Quad-CityLas Vegas Harry Reid Intl

MLI - LAS

MLILAS

Moline Quad-City

Sun 8/11

Nonstop3h 24m

Las Vegas Harry Reid Intl

Thu 8/15

Nonstop3h 19m

$107

Moline Quad-CityLas Vegas Harry Reid Intl

MLI - LAS

MLILAS

Moline Quad-City

Sat 9/21

1 stop6h 53m

Las Vegas Harry Reid Intl

Fri 9/27

1 stop8h 49m

$198

Flights are sorted by cheapest first

Deals found on 6/5

No data available for this route at this time. Please check back soon.

Best time to book a flight from Illinois to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Las Vegas

Get insights into the airlines that provide service to Las Vegas. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Las Vegas. Reviews last updated June 6, 2024.
Read reviews from past customers who have flown Frontier, Spirit Airlines and American Airlines from Illinois to Las Vegas. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
9,222 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

8.1
Very good
9,222 reviews
8.1
Very good
9,222 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

8.0
Very good
10,368 reviews
8.1
Very good
9,222 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

7.5
Good
2,856 reviews
8.1
Very good
9,222 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

7.5
Good
994 reviews
8.1
Very good
9,222 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

7.4
Good
10,696 reviews
8.1
Very good
9,222 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Las Vegas from Illinois?

    Las Vegas Harry Reid Intl (LAS), located 6.2 mi from the city center, is the airport you fly into when you book flights from Illinois to Las Vegas.

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

    Yes, there are multiple flights from Illinois to Las Vegas for under $100. The cheapest flight booked recently is on Spirit Airlines for just $71, but on average you can expect to pay $78.

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

    Cheapflights has at least 20 direct flights from Illinois to Las Vegas under $100. A good price for a nonstop flight from Illinois to Las Vegas is less than $73.

  • Are there last-minute flights available from Illinois to Las Vegas for under $200?

    There are currently 20+ open flights from Illinois to Las Vegas within the next 7 days for less than $200.

  • What days are nonstop flights available from Illinois to Las Vegas?

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

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

    Travelers can expect 9 flights from Illinois to Las Vegas on average per day.
    Morning (6am - Noon) - 89% of flight departures
    Afternoon (Noon - 6pm) - 11% of flight departures

  • How long is the flight from Illinois to Las Vegas?

    A quick flight from Illinois to Las Vegas can take about 3h 22m. Spirit Airlines provides one of the quickest options available for as low as $71. Airlines will cover a distance of 1519 mi. All flights are typically nonstop.

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

    The cheapest airlines for a one-way flight from Illinois to Las Vegas are Frontier ($39), Spirit Airlines ($47), and Allegiant Air ($73).

  • What are the most popular routes from Illinois to Las Vegas?

  • What are the most reliable airlines from Illinois to Las Vegas?

    The top 3 most reliable airlines when flying from Illinois to Las Vegas are United Airlines (80%), Southwest (77%) and Spirit Airlines (76%).

  • What are the cheapest flights from Illinois to Las Vegas?

    Looking at all options, your cheapest flight can be booked for $60. While the most popular route (Chicago O'Hare Intl - Las Vegas Harry Reid Intl) can be booked for $77 on average our data indicates $678 when flying from Illinois to Las Vegas.

  • What does ORD to LAS mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Chicago O'Hare Intl Airport to Las Vegas Harry Reid Intl Airport flight would often be abbreviated as a ORD to LAS flight. Chicago Midway Airport (MDW), Moline Quad-City Airport (MLI), Greater Peoria Airport (PIA), Bloomington-Normal Airport (BMI), Springfield Capital Airport (SPI) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Illinois to Las Vegas that include extra baggage allowance?

    The amount of baggage you can bring on your Illinois to Las Vegas flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Illinois to Las Vegas with specific airlines?

    Yes, Cheapflights allows you to browse and filter Illinois to Las Vegas flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Illinois to Las Vegas that include hotel bookings?

    Yes. In addition to deals on Illinois to Las Vegas flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Las Vegas?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Las Vegas.

  • Can I find deals for business class flights from Illinois to Las Vegas?

    Yes. Cheapflights offers flight deals from Illinois to Las Vegas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Illinois to Las Vegas that allow pets onboard?

    Many airlines flying from Illinois to Las Vegas offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Illinois to Las Vegas?

    Yes, you can often find last-minute deals on Illinois to Las Vegas flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Illinois to Las Vegas flight deals updated?

    The Illinois to Las Vegas flight deals you see on this page were last updated on 6/6.

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

  • What is the cheapest month to book a flight from Illinois to Las Vegas?

    Currently, January is the cheapest month in which you can book a flight from Illinois to Las Vegas (average of $194). Flying from Illinois to Las Vegas in May is currently the most expensive (average of $256). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Illinois to Las Vegas
See prices for flight routes from nearby airports that may be better suited for you.

Top 9 airlines flying from Illinois to Las Vegas

Discover the top 9 airlines that operate flights from Illinois to Las Vegas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$62Average$237FlexibilityNo cancel feeOn-time88%
Alaska AirlinesCheapest$79Average$303FlexibilityNo cancel feeOn-time75%
Spirit AirlinesCheapest$88Average$189FlexibilityNo cancel feeOn-time65%
FrontierCheapest$90Average$203FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$109Average$436FlexibilityNo cancel feeOn-time69%
Sun Country AirCheapest$109Average$292FlexibilityNo cancel feeOn-time83%
DeltaCheapest$183Average$446FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$218Average$508FlexibilityNo cancel feeOn-time71%
Linear Air TaxiCheapest$11,281Average$27,075FlexibilityNo cancel feeOn-timeN/A

Search flights from Illinois to Las Vegas by cabin class

Find flights from Illinois to Las Vegas, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Illinois to Las Vegas

Find hourly flight availability from Illinois to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 6, 2024.
3%of flight departuresEarly morningMidnight to 6 am
46%of flight departuresMorning6 am to noon
26%of flight departuresAfternoonNoon to 6 pm
25%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM
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