LAS to IAH from $171 in economy

UAUnited Airlines

WNSouthwest Airlines

Round Trip•Economy

LAS

Harry Reid International Airport

Las Vegas, United States

IAH

George Bush Intercontinental Airport

Houston, United States

$385 USD

-56%$171 USD

Verified about 6 hours ago

September 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$219 1$219 2$171 3$219 4$310 5$171 6$310 7$354 8$308 9$171 10$219 11$310 12$171 13$310 14$219 15$219 16$171 17$219 18$292 19$171 20$310 21$229 22$219 23$171 24$219 25$310 26$171 27$310 28$219 29$219 30$171 1$219 2$310 3$171 4$328

Rare Availability

7% of dates checked are available within 10% of the lowest price

Tuesday, September 15th, 2026

6 round-trip options

Returning

Sun, Sep 20, 2026•5 Day Trip

$310 USD

Google Flights

Returning

Mon, Sep 21, 2026•6 Day Trip

$219 USD

Google Flights

Returning

Thu, Sep 24, 2026•9 Day Trip

$229 USD

Google Flights

Returning

Fri, Sep 25, 2026•10 Day Trip

$310 USD

Google Flights

Returning

Sun, Sep 27, 2026•12 Day Trip

$310 USD

Google Flights

Returning

Mon, Sep 28, 2026•13 Day Trip

$219 USD

Google Flights

Las Vegas (LAS) to Houston (IAH) flight deal in economy from $171

Harry Reid International Airport

George Bush Intercontinental Airport

September 2026

Tuesday, September 15th, 2026