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St. Louis Lambert International Airport to Casper–Natrona County International Airport flight

Explore the cheapest one-way and round-trip flights from St. Louis Lambert International Airport to Casper–Natrona County International Airport over the next 90 days, with one-way fares from IDR 6,605,900 and round-trip from IDR 8,038,500. Based on Trip.com's latest 7-day flight data.

      • STL 05:10
        4h 49m
        1 stop
        CPR 08:59
        St. Louis - Casper | Tue, Oct 20 | United Airlines
        CPR 18:00
        4h 44m
        1 stop
        STL 23:44
        Casper - St. Louis | Sat, Oct 24 | United Airlines
        IDR 8,038,500 IDR 10,895,500
        26% off
        26% off
        IDR 10,895,500 IDR 8,038,500
      • STL 05:10
        4h 49m
        1 stop
        CPR 08:59
        St. Louis - Casper | Fri, Oct 16 | United Airlines
        CPR 13:20
        9h 24m
        1 stop
        STL 23:44
        Casper - St. Louis | Tue, Oct 20 | United Airlines
        IDR 8,057,200 IDR 10,895,500
        26% off
        26% off
        IDR 10,895,500 IDR 8,057,200
      • STL 05:10
        4h 49m
        1 stop
        CPR 08:59
        St. Louis - Casper | Mon, Oct 26 | United Airlines
        CPR 11:24
        4h 33m
        1 stop
        STL 16:57
        Casper - St. Louis | Fri, Oct 30 | United Airlines
        IDR 8,059,900 IDR 10,895,500
        26% off
        26% off
        IDR 10,895,500 IDR 8,059,900
      • STL 05:10
        4h 49m
        1 stop
        CPR 08:59
        St. Louis - Casper | Sun, Oct 18 | United Airlines
        CPR 10:06
        9h 30m
        1 stop
        STL 20:36
        Casper - St. Louis | Thu, Oct 22 | United Airlines
        IDR 8,062,600
        26% off
        IDR 10,895,500 IDR 8,062,600
      • STL 13:00
        17h 25m
        1 stop
        CPR 14:00
        St. Louis - Casper | Fri, Oct 16 | Normal Airline
        CPR 15:00
        6h
        Direct
        STL 16:00
        Casper - St. Louis | Sun, Oct 18 | Normal Airline
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      • STL 13:36
        6h 18m
        1 stop
        CPR 18:54
        St. Louis - Casper | Sun, Oct 25 | United Airlines
        IDR 6,605,900 IDR 8,926,900
        26% off
        26% off
        IDR 8,926,900 IDR 6,605,900
      • STL 13:00
        17h 25m
        1 stop
        CPR 14:00
        St. Louis - Casper | Fri, Oct 16 | Normal Airline
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Displayed flight fares from St. Louis Lambert International Airport to Casper–Natrona County International Airport are based on average prices across airlines for the next 3 months according to the latest Trip.com data.

Which airline offers the cheapest flights from St. Louis Lambert International Airport to Casper–Natrona County International Airport?

The cheapest airline flying from St. Louis Lambert International Airport to Casper–Natrona County International Airport is United Airlines (from IDR 8,038,500) among 1 carriers operating this route. Based on Trip.com's latest 7-day flight data.

United Airlines
From IDR 8,038,500

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What is the flight schedule from St. Louis Lambert International Airport to Casper–Natrona County International Airport?

Check the schedule for flights from St. Louis to Casper and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA5548

    St. Louis Lambert International Airport

    05:10

    STL

    2h 33m

    Direct

    06:43

    DEN

    S M T W T F S
    Search

  2. UA5895

    Denver International Airport

    07:40

    DEN

    1h 10m

    Direct

    08:50

    CPR

    S M T W T F S
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About St. Louis Lambert International Airport and Casper–Natrona County International Airport

Learn about St. Louis Lambert International Airport (STL) and Casper–Natrona County International Airport (CPR) — including location, terminals, transportation, and travel tips.

Flight distance 1,430.32km
Cheapest one-way ticket price IDR 6,605,900
Cheapest return ticket price IDR 8,038,500

FAQs for St. Louis Lambert International Airport to Casper–Natrona County International Airport Flights

  • What is the transportation method from the main airport to downtown in Casper?

    • The distance from Casper–Natrona County International Airport to downtown is about 12km, by taxi about 30 minutes.
  • One-way flights from St. Louis Lambert International Airport to Casper–Natrona County International Airport currently start from IDR 6,605,900, and round-trip fares start from IDR 8,038,500. The current lowest fare is a United Airlines flight departing on Sun, Oct 25; prices may vary depending on availability.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from St. Louis Lambert International Airport to Casper–Natrona County International Airport is IDR 5,577,700. Prices may vary depending on the departure date, airline, and availability.
  • Enter St. Louis Lambert International Airport and Casper–Natrona County International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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