Cheap flights from Illinois to Las Vegas (LAS) from $29

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 4/16. 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
Mar 24 — Mar 311

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 15 days in advance, which can save you up to 29% on flights from Illinois to Las Vegas compared to booking the week you need them. Waiting 15 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 $219. 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 July. Prices are generally better when you fly from Illinois to Las Vegas in January, with the cheapest ticket starting at $69.

When is the cheapest time to fly from Illinois to Las Vegas (IL - 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 Frontier flights from Illinois to Las Vegas

Explore cheap flight options specifically provided by Frontier for the route between Illinois and Las Vegas. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Check out some of the cheapest Frontier flights we've come across from Illinois to Las Vegas. Come back soon if you're not finding the exact deal you're looking for.
Wed 4/107:51 pmSTL - LAS
Nonstop3h 43mFrontier
Wed 4/175:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/16$77
Wed 4/107:51 pmSTL - LAS
Nonstop3h 43mFrontier
Wed 4/175:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/17$78
Sun 4/147:51 pmSTL - LAS
Nonstop3h 43mFrontier
Thu 4/185:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/16$80
Mon 4/157:51 pmSTL - LAS
Nonstop3h 43mFrontier
Tue 4/234:42 pmLAS - STL
Nonstop3h 17mFrontier
Deal found 3/17$81
Tue 5/710:59 pmSTL - LAS
Nonstop3h 52mFrontier
Tue 5/214:10 pmLAS - STL
Nonstop3h 22mFrontier
Deal found 3/17$87
Thu 5/910:59 pmSTL - LAS
Nonstop3h 52mFrontier
Tue 5/145:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/17$88
Sun 5/57:51 pmSTL - LAS
Nonstop3h 43mFrontier
Thu 5/95:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/17$90
Tue 4/167:51 pmSTL - LAS
Nonstop3h 43mFrontier
Tue 4/238:40 amLAS - STL
1 stop5h 10mFrontier
Deal found 3/18$97
Tue 4/1610:59 pmSTL - LAS
Nonstop3h 52mFrontier
Wed 4/176:45 amLAS - STL
1 stop11h 54mFrontier
Deal found 3/17$98

Cheap Spirit Airlines flights from Illinois to Las Vegas

Explore cheap flight options specifically provided by Spirit Airlines for the route between Illinois and Las Vegas. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Some of the best deals we've found on Spirit Airlines flights traveling from Illinois to Las Vegas. Make sure to examine the flight information before completing your reservation.
Thu 4/1111:58 pmORD - LAS
Nonstop4h 05mSpirit Airlines
Tue 4/161:54 pmLAS - ORD
1 stop14h 09mSpirit Airlines
Deal found 3/18$99
Sat 4/69:40 pmORD - LAS
Nonstop4h 11mSpirit Airlines
Tue 4/161:54 pmLAS - ORD
1 stop14h 09mSpirit Airlines
Deal found 3/17$105
Tue 4/239:34 pmORD - LAS
Nonstop4h 05mSpirit Airlines
Wed 4/241:54 pmLAS - ORD
1 stop14h 09mSpirit Airlines
Deal found 3/17$107
Tue 4/235:06 pmORD - LAS
1 stop17h 22mSpirit Airlines
Wed 4/241:54 pmLAS - ORD
1 stop14h 09mSpirit Airlines
Deal found 3/17$111
Tue 4/239:34 pmORD - LAS
Nonstop4h 05mSpirit Airlines
Wed 4/2411:20 amLAS - ORD
Nonstop3h 39mSpirit Airlines
Deal found 3/17$112
Tue 4/169:34 pmORD - LAS
Nonstop4h 05mSpirit Airlines
Mon 4/2212:58 amLAS - ORD
Nonstop3h 31mSpirit Airlines
Deal found 3/17$115
Tue 4/165:06 pmORD - LAS
1 stop17h 22mSpirit Airlines
Mon 4/2212:58 amLAS - ORD
Nonstop3h 31mSpirit Airlines
Deal found 3/18$118
Wed 4/36:46 amORD - LAS
1 stop14h 24mSpirit Airlines
Tue 4/161:54 pmLAS - ORD
1 stop14h 09mSpirit Airlines
Deal found 3/17$119
Sat 4/274:05 pmORD - LAS
Nonstop4h 06mSpirit Airlines
Tue 4/3012:40 amLAS - ORD
Nonstop3h 27mSpirit Airlines
Deal found 3/17$121

Cheap Illinois to Las Vegas flights in March & April 2024

Find cheap flight options from Illinois to Las Vegas specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,145,932 searches. Prices were last updated on March 19, 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 4/155:02 pmSTL - LAS
Nonstop3h 30mMultiple Airlines
Wed 4/175:10 amLAS - STL
Nonstop3h 08mMultiple Airlines
Deal found 3/17$74
Wed 4/177:51 pmSTL - LAS
Nonstop3h 43mMultiple Airlines
Fri 4/268:45 amLAS - STL
Nonstop3h 13mMultiple Airlines
Deal found 3/17$75
Wed 4/107:51 pmSTL - LAS
Nonstop3h 43mFrontier
Wed 4/175:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/16$77
Mon 4/297:51 pmSTL - LAS
Nonstop3h 43mFrontier
Thu 5/24:59 pmLAS - STL
Nonstop3h 10mFrontier
Deal found 3/18$78
Mon 4/227:51 pmSTL - LAS
Nonstop3h 43mFrontier
Tue 4/235:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/18$80
Mon 4/157:51 pmSTL - LAS
Nonstop3h 43mFrontier
Tue 4/234:42 pmLAS - STL
Nonstop3h 17mFrontier
Deal found 3/17$81
Wed 4/177:51 pmSTL - LAS
Nonstop3h 43mMultiple Airlines
Fri 4/198:45 amLAS - STL
Nonstop3h 13mMultiple Airlines
Deal found 3/17$82
Tue 4/167:51 pmSTL - LAS
Nonstop3h 43mFrontier
Tue 4/238:40 amLAS - STL
1 stop5h 10mFrontier
Deal found 3/18$97
Tue 4/912:17 pmMDW - LAS
Nonstop4h 29mFrontier
Wed 4/106:00 amLAS - MDW
Nonstop3h 36mFrontier
Deal found 3/18$98

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 3,145,932 searches. Data last updated March 19, 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.
Wed 4/107:51 pmSTL - LAS
Nonstop3h 43mFrontier
Wed 4/175:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/16$77
Mon 4/297:51 pmSTL - LAS
Nonstop3h 43mFrontier
Thu 5/24:59 pmLAS - STL
Nonstop3h 10mFrontier
Deal found 3/18$78
Mon 4/227:51 pmSTL - LAS
Nonstop3h 43mFrontier
Tue 4/235:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/18$80
Mon 4/157:51 pmSTL - LAS
Nonstop3h 43mFrontier
Tue 4/234:42 pmLAS - STL
Nonstop3h 17mFrontier
Deal found 3/17$81
Wed 4/177:51 pmSTL - LAS
Nonstop3h 43mMultiple Airlines
Fri 4/198:45 amLAS - STL
Nonstop3h 13mMultiple Airlines
Deal found 3/17$82
Tue 5/710:59 pmSTL - LAS
Nonstop3h 52mFrontier
Tue 5/214:10 pmLAS - STL
Nonstop3h 22mFrontier
Deal found 3/17$87
Thu 5/910:59 pmSTL - LAS
Nonstop3h 52mFrontier
Tue 5/145:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/17$88
Sun 5/57:51 pmSTL - LAS
Nonstop3h 43mFrontier
Thu 5/95:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/17$90
Tue 4/167:51 pmSTL - LAS
Nonstop3h 43mFrontier
Tue 4/238:40 amLAS - STL
1 stop5h 10mFrontier
Deal found 3/18$97

Non-stop flights to Las Vegas from Illinois

Discover non-stop flight options from Illinois to Las Vegas. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
To help reduce your travel time, choose from one of these non-stop flights from Illinois to Las Vegas. Users can also choose from other Illinois to Las Vegas flights by using the search form above.
Tue 4/1610:59 pmSTL - LAS
Nonstop3h 52mFrontier
Tue 4/235:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/18$58
Wed 4/247:51 pmSTL - LAS
Nonstop3h 43mFrontier
Thu 4/255:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/17$59
Wed 4/177:51 pmSTL - LAS
Nonstop3h 43mFrontier
Tue 4/235:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/18$60
Mon 4/155:02 pmSTL - LAS
Nonstop3h 30mMultiple Airlines
Wed 4/175:10 amLAS - STL
Nonstop3h 08mMultiple Airlines
Deal found 3/17$74
Wed 4/177:51 pmSTL - LAS
Nonstop3h 43mMultiple Airlines
Fri 4/268:45 amLAS - STL
Nonstop3h 13mMultiple Airlines
Deal found 3/17$75
Wed 4/107:51 pmSTL - LAS
Nonstop3h 43mFrontier
Wed 4/175:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/16$77
Mon 4/297:51 pmSTL - LAS
Nonstop3h 43mFrontier
Thu 5/24:59 pmLAS - STL
Nonstop3h 10mFrontier
Deal found 3/18$78
Mon 4/227:51 pmSTL - LAS
Nonstop3h 43mFrontier
Tue 4/235:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/18$80
Mon 4/157:51 pmSTL - LAS
Nonstop3h 43mFrontier
Tue 4/234:42 pmLAS - STL
Nonstop3h 17mFrontier
Deal found 3/17$81

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 3,145,932 searches. Data last updated March 19, 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.
Tue 3/267:37 pmSTL - LAS
Nonstop3h 49mFrontier
Tue 4/25:10 amLAS - STL
Nonstop3h 13mFrontier
Deal found 3/18$98
Mon 3/257:37 pmSTL - LAS
Nonstop3h 49mFrontier
Wed 3/275:10 amLAS - STL
Nonstop3h 13mFrontier
Deal found 3/17$118
Wed 3/277:37 pmSTL - LAS
Nonstop3h 49mFrontier
Sat 3/305:10 amLAS - STL
Nonstop3h 13mFrontier
Deal found 3/17$136
Sun 3/247:37 pmSTL - LAS
Nonstop3h 49mFrontier
Tue 3/265:10 amLAS - STL
Nonstop3h 13mFrontier
Deal found 3/17$138
Mon 3/257:37 pmSTL - LAS
Nonstop3h 49mFrontier
Thu 3/285:10 amLAS - STL
Nonstop3h 13mFrontier
Deal found 3/17$143
Tue 3/265:51 pmMDW - LAS
1 stop8h 11mFrontier
Wed 4/37:00 amLAS - MDW
1 stop14h 52mFrontier
Deal found 3/18$146
Tue 3/265:51 pmMDW - LAS
1 stop8h 11mFrontier
Fri 4/56:00 amLAS - MDW
Nonstop3h 27mFrontier
Deal found 3/18$152
Thu 3/2811:20 pmORD - LAS
Nonstop4h 09mMultiple Airlines
Tue 4/92:40 pmLAS - ORD
1 stop8h 40mMultiple Airlines
Deal found 3/16$154
Thu 3/2811:20 pmORD - LAS
Nonstop4h 09mSpirit Airlines
Mon 4/812:58 amLAS - ORD
Nonstop3h 32mSpirit Airlines
Deal found 3/16$155

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 3,145,932 searches. Data last updated March 19, 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.
Tue 4/1610:59 pmSTL - LAS
Nonstop3h 52mFrontier
Deal found 3/17$29
Mon 4/155:02 pmSTL - LAS
Nonstop3h 30mSpirit Airlines
Deal found 3/17$42
Wed 4/1711:33 amSTL - LAS
Nonstop3h 35mSpirit Airlines
Deal found 3/17$43
Tue 5/217:30 pmORD - LAS
Nonstop4h 18mFrontier
Deal found 3/17$49
Wed 4/37:37 pmSTL - LAS
Nonstop3h 49mFrontier
Deal found 3/17$49
Sun 4/1411:21 pmSTL - LAS
Nonstop3h 49mFrontier
Deal found 3/18$52
Tue 4/239:34 pmORD - LAS
Nonstop4h 05mSpirit Airlines
Deal found 3/17$57
Sat 4/134:05 pmORD - LAS
Nonstop4h 06mSpirit Airlines
Deal found 3/17$58
Tue 4/97:00 amMDW - LAS
1 stop7h 34mMultiple Airlines
Deal found 3/16$58

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 3,145,932 searches. Data last updated March 19, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$74 - $139

Route

Depart

Return

Price

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Mon 4/15

Nonstop3h 30m

Las Vegas Harry Reid Intl

Wed 4/17

Nonstop3h 08m

$74

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Wed 4/17

Nonstop3h 43m

Las Vegas Harry Reid Intl

Fri 4/26

Nonstop3h 13m

$75

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Wed 4/10

Nonstop3h 43m

Las Vegas Harry Reid Intl

Wed 4/17

Nonstop3h 08m

$77

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Wed 4/10

Nonstop3h 43m

Las Vegas Harry Reid Intl

Wed 4/17

Nonstop3h 08m

$78

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Sun 4/14

Nonstop3h 43m

Las Vegas Harry Reid Intl

Thu 4/18

Nonstop3h 08m

$80

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Mon 4/15

Nonstop3h 43m

Las Vegas Harry Reid Intl

Tue 4/23

Nonstop3h 17m

$81

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Wed 4/17

Nonstop3h 43m

Las Vegas Harry Reid Intl

Fri 4/19

Nonstop3h 13m

$82

Chicago O'Hare IntlLas Vegas Harry Reid Intl

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Thu 4/11

Nonstop4h 05m

Las Vegas Harry Reid Intl

Tue 4/16

1 stop14h 09m

$99

Chicago Greater RockfordLas Vegas Harry Reid Intl

RFD - LAS

RFDLAS

Chicago Greater Rockford

Sun 4/14

Nonstop3h 57m

Las Vegas Harry Reid Intl

Thu 4/18

Nonstop3h 26m

$139

Flights are sorted by cheapest first

Deals found on 3/17

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 March 19, 2024.
Read reviews from past customers who have flown Frontier, Spirit Airlines and Allegiant Air from Illinois to Las Vegas. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very good
6,382 reviews

Boarding

8.3

Food

7.4

Comfort

8.1

Entertainment

7.9

Crew

8.8

Overall

8.2

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

Southwest
8.2
Very good
6,382 reviews
Southwest
8.2
Very good
6,382 reviews

Boarding

8.3

Food

7.4

Comfort

8.1

Entertainment

7.9

Crew

8.8

Overall

8.2

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

8.1
Very good
9,147 reviews
Southwest
8.2
Very good
6,382 reviews

Boarding

8.3

Food

7.4

Comfort

8.1

Entertainment

7.9

Crew

8.8

Overall

8.2

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

8.1
Very good
11,551 reviews
Southwest
8.2
Very good
6,382 reviews

Boarding

8.3

Food

7.4

Comfort

8.1

Entertainment

7.9

Crew

8.8

Overall

8.2

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

7.5
Good
3,066 reviews
Southwest
8.2
Very good
6,382 reviews

Boarding

8.3

Food

7.4

Comfort

8.1

Entertainment

7.9

Crew

8.8

Overall

8.2

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

7.4
Good
11,602 reviews
Southwest
8.2
Very good
6,382 reviews

Boarding

8.3

Food

7.4

Comfort

8.1

Entertainment

7.9

Crew

8.8

Overall

8.2

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

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 Multiple Airlines for just $74, but on average you can expect to pay $90.

  • 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 $85.

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

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

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

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

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

    Travelers can expect 19 flights from Illinois to Las Vegas on average per day.
    Morning (6am - Noon) - 11% of flight departures
    Afternoon (Noon - 6pm) - 16% of flight departures
    Evening (6pm - Midnight) - 74% 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 43m. Frontier provides one of the quickest options available for as low as $77. 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 ($29), Spirit Airlines ($42), and Allegiant Air ($63).

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

  • What are the most popular airlines that fly 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 Avianca (100%), United Airlines (86%) and Brussels Airlines (83%).

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

    Looking at all options, your cheapest flight can be booked for $62. While the most popular route (Chicago O'Hare Intl - Las Vegas Harry Reid Intl) can be booked for $97 on average our data indicates $740 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.

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 3,145,932 searches. Data last updated March 19, 2024.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$58Average$243FlexibilityNo cancel feeOn-time88%
Search Allegiant Air flights
FrontierCheapest$68Average$235FlexibilityNo cancel feeOn-time62%
Search Frontier flights
Alaska AirlinesCheapest$80Average$385FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Spirit AirlinesCheapest$91Average$192FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
United AirlinesCheapest$109Average$440FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Sun Country AirCheapest$119Average$325FlexibilityNo cancel feeOn-time83%
Search Sun Country Air flights
DeltaCheapest$175Average$459FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$218Average$535FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Linear Air TaxiCheapest$11,281Average$27,075FlexibilityNo cancel feeOn-timeN/A
Search Linear Air Taxi flights

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 March 19, 2024.
2%of flight departuresEarly morningMidnight to 6 am
38%of flight departuresMorning6 am to noon
28%of flight departuresAfternoonNoon to 6 pm
32%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Illinois to Las Vegas?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Illinois to Las Vegas. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Illinois to Las Vegas?

Cheapflights simply makes it quick and affordable to book flights from Illinois to Las Vegas by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Illinois to Las Vegas with no change fees?

Yes, we can. To see specific flights from Illinois to Las Vegas with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Illinois to Las Vegas become cheaper?

Not ready to book yet? You can track prices for flights from Illinois to Las Vegas on Cheapflights with our Price Alert feature and get notified when better prices are available.

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