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 $362.
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 $92.
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
$70 - $209
Route
Depart
Return
Price
Lambert-St LouisLas Vegas Harry Reid Intl
STL - LAS
STLLAS
Lambert-St Louis
Mon 6/17
Nonstop3h 46m
Las Vegas Harry Reid Intl
Wed 6/26
Nonstop3h 12m
Lambert-St LouisLas Vegas Harry Reid Intl
STL - LAS
STLLAS
Lambert-St Louis
Tue 6/25
Nonstop3h 46m
Las Vegas Harry Reid Intl
Fri 7/5
Nonstop3h 22m
Lambert-St LouisLas Vegas Harry Reid Intl
STL - LAS
STLLAS
Lambert-St Louis
Tue 6/11
1 stop10h 47m
Las Vegas Harry Reid Intl
Tue 6/18
Nonstop3h 12m
Lambert-St LouisLas Vegas Harry Reid Intl
STL - LAS
STLLAS
Lambert-St Louis
Sun 9/15
Nonstop3h 37m
Las Vegas Harry Reid Intl
Sat 9/21
Nonstop3h 16m
Lambert-St LouisLas Vegas Harry Reid Intl
STL - LAS
STLLAS
Lambert-St Louis
Tue 6/18
Nonstop3h 46m
Las Vegas Harry Reid Intl
Thu 6/20
Nonstop3h 12m
Lambert-St LouisLas Vegas Harry Reid Intl
STL - LAS
STLLAS
Lambert-St Louis
Mon 6/10
Nonstop3h 46m
Las Vegas Harry Reid Intl
Tue 6/11
Nonstop3h 12m
Lambert-St LouisLas Vegas Harry Reid Intl
STL - LAS
STLLAS
Lambert-St Louis
Wed 10/2
Nonstop3h 32m
Las Vegas Harry Reid Intl
Sat 10/5
Nonstop3h 16m
Greater PeoriaLas Vegas Harry Reid Intl
PIA - LAS
PIALAS
Greater Peoria
Fri 8/23
Nonstop3h 32m
Las Vegas Harry Reid Intl
Mon 8/26
Nonstop3h 25m
Chicago O'Hare IntlLas Vegas Harry Reid Intl
ORD - LAS
ORDLAS
Chicago O'Hare Intl
Fri 7/26
1 stop24h 31m
Las Vegas Harry Reid Intl
Sun 7/28
1 stop18h 00m
No data available for this route at this time. Please check back soon.
Comfort
Entertainment
Food
Boarding
Crew
Overall
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Comfort
Entertainment
Food
Boarding
Crew
Overall
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Comfort
Entertainment
Food
Boarding
Crew
Overall
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Comfort
Entertainment
Food
Boarding
Crew
Overall
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Comfort
Entertainment
Food
Boarding
Crew
Overall
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Comfort
Entertainment
Food
Boarding
Crew
Overall
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
3%of flight departures | Early morningMidnight to 6 am |
---|---|
37%of flight departures | Morning6 am to noon |
45%of flight departures | AfternoonNoon to 6 pm |
15%of flight departures | Evening6 pm to midnight |
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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.
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