Las Vegas → St Louis flights
Last observed price · Last checked: 1 Sep 2026 · Price may change
Short answer
Southwest Airlines flies Las Vegas to St Louis non-stop. The lowest fare our own searches returned is €126, seen on 1 Sep 2026. The average across the fares we caught is €193. December 2026 is the cheapest month in our observations, at €126. These are prices our searches returned on the dates shown, not quotes; run a live search for today's fare.
Tickets found in the last 7 days
The lowest fares our queries caught, cheapest first.
Starting prices by month
The lowest fare our queries observed in each month. Open a month to see its days; click a day with no price and we will search it for you.
Round trip
Route facts
Frequently asked
Are there direct flights from Las Vegas to St Louis?+−
Yes. We have seen non-stop flights on this route, flown by Southwest Airlines.
How much is a flight from Las Vegas to St Louis?+−
The lowest fare we have observed is €126, found on 1 Sep 2026. Prices move, so read it as a floor rather than a quote.
Which airlines fly from Las Vegas to St Louis?+−
These are the carriers we have seen on the route: Southwest Airlines.
When is the cheapest month to fly from Las Vegas to St Louis?+−
In our observations December 2026 is the cheapest month so far, at €126.
Similar routes
More routes from Las Vegas
More routes to St Louis
Last checked: 1 Sep 2026