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.
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.
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
$66 - $163
Route
Depart
Return
Price
Lambert-St LouisLas Vegas Harry Reid Intl
STL - LAS
STLLAS
Lambert-St Louis
Wed 6/5
Nonstop3h 46m
Las Vegas Harry Reid Intl
Thu 6/6
Nonstop3h 12m
Lambert-St LouisLas Vegas Harry Reid Intl
STL - LAS
STLLAS
Lambert-St Louis
Sat 5/18
1 stop13h 03m
Las Vegas Harry Reid Intl
Tue 5/21
Nonstop3h 12m
Lambert-St LouisLas Vegas Harry Reid Intl
STL - LAS
STLLAS
Lambert-St Louis
Sat 5/18
1 stop13h 03m
Las Vegas Harry Reid Intl
Thu 5/23
Nonstop3h 22m
Lambert-St LouisLas Vegas Harry Reid Intl
STL - LAS
STLLAS
Lambert-St Louis
Tue 5/14
Nonstop3h 52m
Las Vegas Harry Reid Intl
Tue 5/21
Nonstop3h 12m
Lambert-St LouisLas Vegas Harry Reid Intl
STL - LAS
STLLAS
Lambert-St Louis
Tue 5/14
Nonstop3h 43m
Las Vegas Harry Reid Intl
Thu 5/16
Nonstop3h 12m
Chicago O'Hare IntlLas Vegas Harry Reid Intl
ORD - LAS
ORDLAS
Chicago O'Hare Intl
Mon 6/3
1 stop27h 22m
Las Vegas Harry Reid Intl
Tue 6/4
Nonstop3h 47m
Chicago O'Hare IntlLas Vegas Harry Reid Intl
ORD - LAS
ORDLAS
Chicago O'Hare Intl
Wed 5/29
Nonstop4h 01m
Las Vegas Harry Reid Intl
Mon 6/3
Nonstop3h 41m
Lambert-St LouisLas Vegas Harry Reid Intl
STL - LAS
STLLAS
Lambert-St Louis
Fri 5/17
Nonstop3h 33m
Las Vegas Harry Reid Intl
Wed 5/22
Nonstop3h 12m
Chicago Greater RockfordLas Vegas Harry Reid Intl
RFD - LAS
RFDLAS
Chicago Greater Rockford
Sun 5/19
Nonstop3h 46m
Las Vegas Harry Reid Intl
Thu 5/23
Nonstop3h 24m
No data available for this route at this time. Please check back soon.
Overall
Comfort
Crew
Boarding
Entertainment
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Overall
Comfort
Crew
Boarding
Entertainment
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Overall
Comfort
Crew
Boarding
Entertainment
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Overall
Comfort
Crew
Boarding
Entertainment
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Overall
Comfort
Crew
Boarding
Entertainment
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Overall
Comfort
Crew
Boarding
Entertainment
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
2%of flight departures | Early morningMidnight to 6 am |
---|---|
29%of flight departures | Morning6 am to noon |
44%of flight departures | AfternoonNoon to 6 pm |
25%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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