Flights from St. Louis to Las Vegas (STL to LAS)

Discover more affordable routes and cheaper dates from St. Louis to Las Vegas (STL to LAS) within a date range.

⭐ Search by country or region to discover more affordable routes, like Netherlands → Italy or Europe → South East Asia.

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  • US$421
    Frontier AirlinesFrontier Airlines
    5:20pm - 11:54pm
    Wed Oct 23rd 2024
    8h 34m
    St. Louis (STL) → Las Vegas (LAS)
    1 Stop
    Frontier Airlines
    4:44pm - 10:09pm
    Mon Oct 28th 2024
    3h 25m
    Las Vegas (LAS) → St. Louis (STL)
    Direct

    Wed Oct 23rd 2024 Frontier Airlines · F9 4567 Depart at 5:20pm from St. Louis (STL) Fly for 2h 23m Arrive at 6:43pm in Denver (DEN)

    Layover in Denver for 4h 2m

    Wed Oct 23rd 2024 Frontier Airlines · F9 3539 Depart at 10:45pm from Denver (DEN) Fly for 2h 9m Arrive at 11:54pm in Las Vegas (LAS)

    Stay in Las Vegas for 4 nights

    Mon Oct 28th 2024 Frontier Airlines · F9 2018 Depart at 4:44pm from Las Vegas (LAS) Fly for 3h 25m Arrive at 10:09pm in St. Louis (STL)

  • US$520
    Alaska AirlinesAlaska Airlines
    2:25pm - 8:40pm
    Wed Oct 23rd 2024
    8h 15m
    St. Louis (STL) → Las Vegas (LAS)
    1 Stop
    Frontier Airlines
    4:44pm - 10:09pm
    Mon Oct 28th 2024
    3h 25m
    Las Vegas (LAS) → St. Louis (STL)
    Direct

    Wed Oct 23rd 2024 Alaska Airlines · AS 388 Depart at 2:25pm from St. Louis (STL) Fly for 4h 34m Arrive at 4:59pm in Seattle (SEA)

    Layover in Seattle for 1h 11m

    Wed Oct 23rd 2024 Alaska Airlines · AS 339 Depart at 6:10pm from Seattle (SEA) Fly for 2h 30m Arrive at 8:40pm in Las Vegas (LAS)

    Stay in Las Vegas for 4 nights

    Mon Oct 28th 2024 Frontier Airlines · F9 2018 Depart at 4:44pm from Las Vegas (LAS) Fly for 3h 25m Arrive at 10:09pm in St. Louis (STL)

  • US$520
    Alaska AirlinesAlaska Airlines
    7:00am - 1:16pm
    Wed Oct 23rd 2024
    8h 16m
    St. Louis (STL) → Las Vegas (LAS)
    1 Stop
    Frontier Airlines
    4:44pm - 10:09pm
    Mon Oct 28th 2024
    3h 25m
    Las Vegas (LAS) → St. Louis (STL)
    Direct

    Wed Oct 23rd 2024 Alaska Airlines · AS 473 Depart at 7:00am from St. Louis (STL) Fly for 4h 31m Arrive at 9:31am in Seattle (SEA)

    Layover in Seattle for 1h 11m

    Wed Oct 23rd 2024 Alaska Airlines · AS 738 Depart at 10:42am from Seattle (SEA) Fly for 2h 34m Arrive at 1:16pm in Las Vegas (LAS)

    Stay in Las Vegas for 5 nights

    Mon Oct 28th 2024 Frontier Airlines · F9 2018 Depart at 4:44pm from Las Vegas (LAS) Fly for 3h 25m Arrive at 10:09pm in St. Louis (STL)

@sarahbb1
Sarah Belizaire
@sarahbb1

Have flexible travel plans or looking for alternative routes given the chaos? Check out all the connection possibilities via a super helpful site created by @ismaelyws flightlist.io thanks to @andy_travels for the recommendation #travel #flights

@eyupitsjohn
John Ford
@eyupitsjohn

There seem to be lots of sites launching at the moment that promise to find you cheap flights but not many have the professional finish of Flightlist by @ismaelyws #travel #flights

@oamingsonaa
Roaming Sonaa
@roamingsonaa

For people wanting to maximize their trips, Flightlist is my newest travel hack for uncovering the coolest routes at irresistible prices. No stress, no annoying ads — just seamless flight booking with amazing functionality.

@andy_travels
Andy Travels
@andy_travels

@ismaelyws Just tried out Flightlist for the first time. Really nice idea, well made, and just what I need at the moment 👍

@travelwitbender
Travel With Bender
@travelwitbender

Did you spot my recent article about how to score cheap one way flights? ✈️ FlightList is my new secret tool for discovering cheap routes, within a departure date range. Plus you can also search by country/region for departures & destinations. Powerful! 💪

@travel.with.wes
Wesley Mergard
@travel.with.wes

One useful tool I've found for evaluating different departure and return dates is called FlightList.io. You can quickly scan different travel date ranges, carriers and one way flight options to easily determine the cheapest flight combinations for your trip.

Explore Flight Options

FlightList Blog

Flightlist Interviews 7 Travel Experts On Why They Book One Way Flights
Flightlist Interviews 7 Travel Experts On Why They Book One Way Flights
Why I built FlightList & solved my own problem
Why I Built FlightList & Solved My Own Problem

About FlightList

❝Founded by a remote worker and frequent flyer, who discovered that the best deals come from searching with flexible dates across entire countries or regions. Our streamlined platform strips away the clutter found on typical travel sites, offering a clean interface that focuses solely on finding cost-effective flights. Unlike traditional booking sites, FlightList allows users to search by date ranges and broad destinations, unveiling opportunities that rigid parameters often miss. Our filters let travelers tailor searches to their specific needs, whether they're digital nomads seeking their next adventure or budget-conscious explorers maximizing travel funds. We've made finding cheap flights into a quicker and easier experience, empowering users to discover just how far their budget can take them.❞

- Hans Desjarlais, Founder Hans Desjarlais Profile Picture