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Cheap flight deals from Las Vegas to St. Louis Starting at NZD 51

Whether you’re going for a one-way or round-trip to St. Louis, we’ve got you covered! Check out these different flight options from Las Vegas below.

  • One way
  • Round-trip
      • Cheapest nonstop
        LAS16:52
        3h 16m
        Nonstop
        STL22:08
        Thu, Feb 27|Las Vegas - St. Louis|Frontier Airlines
        NZD 51NZD 338
        85% OFF
        85% OFF
        NZD 338NZD 51

        Choose Frontier Airlines flights from Las Vegas to St. Louis. The one-way direct flight with Frontier Airlines departs from Harry Reid International Airport on Thu, Feb 27, arriving at St. Louis Lambert International Airport. One-way Prices start from NZD 51 including taxes and charges.

      • LAS07:40
        3h 16m
        Nonstop
        STL12:56
        Thu, Apr 3|Las Vegas - St. Louis|Frontier Airlines
        NZD 67NZD 338
        80% OFF
        80% OFF
        NZD 338NZD 67

        Choose Frontier Airlines flights from Las Vegas to St. Louis. The one-way direct flight with Frontier Airlines departs from Harry Reid International Airport on Thu, Apr 3, arriving at St. Louis Lambert International Airport. One-way Prices start from NZD 67 including taxes and charges.

      • LAS12:20
        3h 23m
        Nonstop
        STL17:43
        Wed, Mar 5|Las Vegas - St. Louis|Frontier Airlines
        NZD 70NZD 338
        79% OFF
        79% OFF
        NZD 338NZD 70

        Choose Frontier Airlines flights from Las Vegas to St. Louis. The one-way direct flight with Frontier Airlines departs from Harry Reid International Airport on Wed, Mar 5, arriving at St. Louis Lambert International Airport. One-way Prices start from NZD 70 including taxes and charges.

      • LAS12:22
        3h 23m
        Nonstop
        STL17:45
        Thu, Mar 6|Las Vegas - St. Louis|Frontier Airlines
        NZD 71
        NZD 71

        Choose Frontier Airlines flights from Las Vegas to St. Louis. The one-way direct flight with Frontier Airlines departs from Harry Reid International Airport on Thu, Mar 6, arriving at St. Louis Lambert International Airport. One-way Prices start from NZD 71 including taxes and charges.

      • LAS16:52
        3h 16m
        Nonstop
        STL22:08
        Fri, Feb 28|Las Vegas - St. Louis|Frontier Airlines
        NZD 82
        NZD 82

        Choose Frontier Airlines flights from Las Vegas to St. Louis. The one-way direct flight with Frontier Airlines departs from Harry Reid International Airport on Fri, Feb 28, arriving at St. Louis Lambert International Airport. One-way Prices start from NZD 82 including taxes and charges.

      • LAS12:37
        3h 23m
        Nonstop
        STL18:00
        Fri, Mar 7|Las Vegas - St. Louis|Frontier Airlines
        NZD 83
        NZD 83

        Choose Frontier Airlines flights from Las Vegas to St. Louis. The one-way direct flight with Frontier Airlines departs from Harry Reid International Airport on Fri, Mar 7, arriving at St. Louis Lambert International Airport. One-way Prices start from NZD 83 including taxes and charges.

      • LAS19:31
        11h 45m
        1 stop
        STL09:16
        Tue, Mar 4|Las Vegas - St. Louis|Frontier Airlines
        NZD 64
        NZD 64

        Choose Frontier Airlines flights from Las Vegas to St. Louis. The one-way connecting flight with Frontier Airlines departs from Harry Reid International Airport on Tue, Mar 4, arriving at St. Louis Lambert International Airport. One-way Prices start from NZD 64 including taxes and charges.

      • LAS00:59
        6h 17m
        1 stop
        STL09:16
        Wed, Feb 26|Las Vegas - St. Louis|Frontier Airlines
        NZD 93
        NZD 93

        Choose Frontier Airlines flights from Las Vegas to St. Louis. The one-way connecting flight with Frontier Airlines departs from Harry Reid International Airport on Wed, Feb 26, arriving at St. Louis Lambert International Airport. One-way Prices start from NZD 93 including taxes and charges.

      • LAS00:59
        6h 17m
        1 stop
        STL09:16
        Sat, Mar 1|Las Vegas - St. Louis|Frontier Airlines
        NZD 95
        NZD 95

        Choose Frontier Airlines flights from Las Vegas to St. Louis. The one-way connecting flight with Frontier Airlines departs from Harry Reid International Airport on Sat, Mar 1, arriving at St. Louis Lambert International Airport. One-way Prices start from NZD 95 including taxes and charges.

      • LAS00:59
        7h 2m
        1 stop
        STL10:01
        Wed, Apr 30|Las Vegas - St. Louis|Frontier Airlines
        NZD 95
        NZD 95

        Choose Frontier Airlines flights from Las Vegas to St. Louis. The one-way connecting flight with Frontier Airlines departs from Harry Reid International Airport on Wed, Apr 30, arriving at St. Louis Lambert International Airport. One-way Prices start from NZD 95 including taxes and charges.

      • LAS01:00 pm
        3h 5m
        Nonstop
        STL02:00 pm
        Fri, Feb 28|Las Vegas - St. Louis|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Las Vegas to St. Louis flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. F93844

    Frontier Airlines

    00:59

    LAS

    1.9h

    03:56

    DEN

    SMTWTFS
    Search

  2. F93302

    Frontier Airlines

    06:00

    DEN

    2.1h

    09:09

    STL

    S-T-TFS

  3. F91994

    Frontier Airlines

    00:59

    LAS

    2.0h

    03:59

    DEN

    SMTWTFS
    Search

  4. F93302

    Frontier Airlines

    06:00

    DEN

    2.1h

    09:09

    STL

    S-T-TFS

  5. F92350

    Frontier Airlines

    06:00

    LAS

    2.0h

    08:59

    DEN

    SM-WTFS
    Search

  6. F93302

    Frontier Airlines

    06:00

    DEN

    2.1h

    09:09

    STL

    S-T-TFS

  7. F92018

    Frontier Airlines

    06:00

    LAS

    3.2h

    Nonstop

    11:10

    STL

    -MT--FS
    Search

  8. F92430

    Frontier Airlines

    11:14

    LAS

    2.0h

    14:15

    DEN

    -M-W-FS
    Search

  9. F93302

    Frontier Airlines

    06:00

    DEN

    2.1h

    09:09

    STL

    S-T-TFS

  10. F93108

    Frontier Airlines

    15:39

    LAS

    3.4h

    Nonstop

    21:05

    STL

    S--WT-S
    Search

  11. F94612

    Frontier Airlines

    19:35

    LAS

    2.1h

    22:40

    DEN

    SMTWTFS
    Search

  12. F93302

    Frontier Airlines

    06:00

    DEN

    2.1h

    09:09

    STL

    S-T-TFS

  13. F94968

    Frontier Airlines

    21:36

    LAS

    2.0h

    00:35

    DEN

    SM-WTFS
    Search

  14. F93302

    Frontier Airlines

    06:00

    DEN

    2.1h

    09:09

    STL

    S-T-TFS

  15. F91876

    Frontier Airlines

    23:51

    LAS

    4.7h

    07:30

    MCO

    SMTWTFS
    Search

  16. F92635

    Frontier Airlines

    21:56

    MCO

    2.8h

    23:43

    STL

    SMTWTFS
Find more flights and airlines

When is the cheapest time to fly from Las Vegas to St. Louis?

Price trend charts are a great way of tracking how much your flights cost in the lead up to departure and can help you choose when to book your tickets. See how prices to St. Louis from Las Vegas have changed and are set to move below.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Las Vegas (LAS) to St. Louis (STL) the cheapest?

    Airlines adjust prices for flights from Las Vegas to St. Louis based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Las Vegas (LAS) to St. Louis (STL) cost?

    According to Trip.com's data, the lowest price is around NZD 404.

  • How long does it take to fly from Las Vegas (LAS) to St. Louis (STL)?

    It takes about 3 hours 54 minutes to fly from Las Vegas (LAS) to St. Louis (STL).

  • What is the transportation method from the main airport to downtown in St. Louis?

    • The distance from St. Louis Lambert International Airport to downtown is about 20 km, by taxi about 40 minutes.

  • What are the most popular airlines that fly from Las Vegas (LAS) to St. Louis (STL)?

    Airlines with flights from Las Vegas (LAS) to St. Louis (STL): Southwest Airlines, Volaris and Frontier Airlines.

  • What's the most popular airline for non-stop flights from Las Vegas (LAS) to St. Louis (STL)?

    Frontier Airlines operates 1 non-stop flights from Las Vegas (LAS) to St. Louis (STL).

  • How many airports are there in St. Louis (STL)?

    There are 1 airport(s) near St. Louis (STL): St. Louis Lambert International Airport.

How to find a cheap flight from Las Vegas to St. Louis

If you don’t know some of the key things to look out for when buying flight tickets, prices can often end up sky high or, worse, sold out! We’ve carefully compiled our six most important steps to help ensure you’re getting the best deals when planning your next journey.
1
Being flexible with your dates to get the cheapest Las Vegas to St. Louis ticket.
Tap "Date" on flight search bar to scan through the calender for Las Vegas to St. Louis airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Thu, Feb 27 at NZD 51 for one-way flights.
2
Compare cheap Las Vegas to St. Louis flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from Las Vegas to St. Louis. The cheapest airline operating is Frontier Airlines.
3
Set up a Price Alert
By setting up a Price Alert for your Las Vegas to St. Louis route, you can easily track the price of your airline tickets from without manually checking every day.
4
Don't miss cheap Las Vegas to St. Louis flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights. If registering a free membership, you can receive more deals for your flights.
5
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
6
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com and search for cheap flight tickets from Las Vegas to St. Louis to get exclusive deals for you.

Flight Info | Las Vegas to St. Louis

Cheapest direct flight priceNZD 51
Cheapest return ticket priceNZD 150
Off-season for travelFebruary
Peak season for travelNovember
Flight distance2,219.31 km
Average flight time3 hours 54 minutes
Popular airlineFrontier Airlines

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