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.
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.
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.
Fly from
Fly to
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
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
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
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
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
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
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
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
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
No data available for this route at this time. Please check back soon.
Food
Boarding
Comfort
Overall
Crew
Entertainment
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Food
Boarding
Comfort
Overall
Crew
Entertainment
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Food
Boarding
Comfort
Overall
Crew
Entertainment
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Food
Boarding
Comfort
Overall
Crew
Entertainment
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Food
Boarding
Comfort
Overall
Crew
Entertainment
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Food
Boarding
Comfort
Overall
Crew
Entertainment
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Allegiant Air | Cheapest$62 | Average$237 | FlexibilityNo cancel fee | On-time88% |
Alaska Airlines | Cheapest$79 | Average$303 | FlexibilityNo cancel fee | On-time75% |
Spirit Airlines | Cheapest$88 | Average$189 | FlexibilityNo cancel fee | On-time65% |
Frontier | Cheapest$90 | Average$203 | FlexibilityNo cancel fee | On-time62% |
United Airlines | Cheapest$109 | Average$436 | FlexibilityNo cancel fee | On-time69% |
Sun Country Air | Cheapest$109 | Average$292 | FlexibilityNo cancel fee | On-time83% |
Delta | Cheapest$183 | Average$446 | FlexibilityNo cancel fee | On-timeN/A |
American Airlines | Cheapest$218 | Average$508 | FlexibilityNo cancel fee | On-time71% |
Linear Air Taxi | Cheapest$11,281 | Average$27,075 | FlexibilityNo cancel fee | On-timeN/A |
3%of flight departures | Early morningMidnight to 6 am |
---|---|
46%of flight departures | Morning6 am to noon |
26%of flight departures | AfternoonNoon to 6 pm |
25%of flight departures | Evening6 pm to midnight |