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

F9Frontier Airlines

Round Trip•Economy

LAS

Harry Reid International Airport

Las Vegas, United States

ORD

O'Hare International Airport

Chicago, United States

$257 USD

-79%$54 USD

Verified Nov 12, 2025 at 7:21 AM

December 2025

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

1$231 2$137 3$130 4$130 5$94 6$176 7$171 8$138 9$130 10$130 11$137 12$101 13$137 14$178 15$101 16$137 17$233 18$59 19$102 20$102 21$101 22$101 23$114 24$101 25$58 26$101 27$101 28$154 29$101 30$69 31$101 1 2 3 4

Extremely Rare Availability

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

Thursday, December 25th, 2025

10 round-trip options

Returning

Tue, Dec 30, 2025•5 Day Trip

$224 USD

Google Flights

Returning

Wed, Dec 31, 2025•6 Day Trip

$195 USD

Google Flights

Returning

Thu, Jan 1, 2026•7 Day Trip

$59 USD

Google Flights

Returning

Fri, Jan 2, 2026•8 Day Trip

$101 USD

Google Flights

Returning

Sat, Jan 3, 2026•9 Day Trip

$101 USD

Google Flights

Returning

Sun, Jan 4, 2026•10 Day Trip

$58 USD

Google Flights

Returning

Mon, Jan 5, 2026•11 Day Trip

$101 USD

Google Flights

Returning

Tue, Jan 6, 2026•12 Day Trip

$190 USD

Google Flights

Returning

Wed, Jan 7, 2026•13 Day Trip

$94 USD

Google Flights

Returning

Thu, Jan 8, 2026•14 Day Trip

$78 USD

Google Flights