Chicago (ORD) to Las Vegas (LAS) flight deal from $54 USD in economy class

F9Frontier Airlines

Round Trip•Economy

ORD

O'Hare International Airport

Chicago, United States

LAS

Harry Reid International Airport

Las Vegas, United States

$273 USD

-80%$54 USD

Verified Oct 31, 2025 at 7:44 PM

December 2025

Today

Mon

Tue

Wed

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Sun

1$168 2 3$100 4$92 5$100 6$92 7$99 8$54 9 10 11$92 12$100 13$100 14$132 15$144 16 17 18$194 19$302 20$272 21$168 22$274 23$178 24$276 25$198 26$446 27$446 28$179 29$168 30$183 31$168 1 2 3 4

Extremely Rare Availability

2% of dates checked are available within 10% of the lowest price

Sunday, December 21st, 2025

10 round-trip options

Returning

Fri, Dec 26, 2025•5 Day Trip

$303 USD

Google Flights

Returning

Sat, Dec 27, 2025•6 Day Trip

$337 USD

Google Flights

Returning

Sun, Dec 28, 2025•7 Day Trip

$247 USD

Google Flights

Returning

Mon, Dec 29, 2025•8 Day Trip

$236 USD

Google Flights

Returning

Tue, Dec 30, 2025•9 Day Trip

$168 USD

Google Flights

Returning

Wed, Dec 31, 2025•10 Day Trip

$236 USD

Google Flights

Returning

Thu, Jan 1, 2026•11 Day Trip

$218 USD

Google Flights

Returning

Fri, Jan 2, 2026•12 Day Trip

$410 USD

Google Flights

Returning

Sat, Jan 3, 2026•13 Day Trip

$410 USD

Google Flights

Returning

Sun, Jan 4, 2026•14 Day Trip

$299 USD

Google Flights