LAS to STL from $197 in economy – flightdeals.net

Home Premium Fare Deals About

American Airlines

AAAmerican Airlines

Delta Air Lines

DLDelta Air Lines

Round Trip•Economy

Harry Reid International Airport

Las Vegas, United States

Lambert-Saint Louis International Airport

St. Louis, United States

$451 USD

-56%$197 USD

Verified about 7 hours ago

September 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$283 1$197 2$197 3$299 4$329 5$197 6$468 7$511 8$197 9$197 10$299 11$307 12$197 13$372 14$299 15$197 16$197 17$299 18$338 19$197 20$372 21$299 22$197 23$197 24$299 25$329 26$197 27$372 28$299 29$197 30$197 1$299 2$338 3$292 4$467

Extremely Rare Availability

4% of dates checked are available within 10% of the lowest price

Monday, September 14th, 2026

4 round-trip options

Returning

Sat, Sep 19, 2026•5 Day Trip

$299 USD

Returning

Mon, Sep 21, 2026•7 Day Trip

$401 USD

Returning

Thu, Sep 24, 2026•10 Day Trip

$401 USD

Returning

Sun, Sep 27, 2026•13 Day Trip

$474 USD