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How to get fromSt. Louis to Idaho Fallsby plane, bus (Greyhound), train, bus, or car

Find Transport to Idaho Falls

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There are 7 ways to get from St. Louis to Idaho Falls by plane, bus (Greyhound), train, bus, or car

Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.

  1. Fly to Idaho Falls

    best
    1. Fly from Lambert–St. Louis International Airport (STL) to Idaho Falls (IDA)plane plane STL - IDA
    6h 55m
    $142–642

  2. Bus

    1. Take the bus from St Louis Bus Station to Denver Union Stationbus bus
    2. Take the bus from Denver Union Station to Salt Lake City Intermodal Trans Ctrbus bus
    3. Take the bus from Salt Lake City to Idaho Fallsbus bus
    34h 10m

  3. Train, bus

    1. Take the train from St. Louis to Springfieldtrain train
    2. Take the bus from Springfield to Galesburg Amtrak Stationbus bus
    3. Take the train from Galesburg Amtrak Station to Salt Lake Citytrain train
    4. Take the bus from Salt Lake City to Idaho Fallsbus bus
    43h 10m

  4. Drive 1,393.1 mi

    1. Drive from St. Louis to Idaho Fallscar car 1,393.1 mi
    22h 32m
    $255–368

  5. Fly to Jackson Hole Airport, bus

    1. Fly from Lambert–St. Louis International Airport (STL) to Jackson Hole Airport (JAC)plane plane STL - JAC
    2. Take the bus from Jackson Airport, WY to Idaho Falls, IDbus bus
    9h 35m
    $178–768

  6. Fly to Pocatello Regional Airport, bus

    1. Fly from Lambert–St. Louis International Airport (STL) to Pocatello Regional Airport (PIH)plane plane STL - PIH
    2. Take the bus from Pocatello, ID - Red Lion to Idaho Fallsbus bus
    11h 53m
    $180–766

  7. Bus via Provo

    1. Take the bus from St Louis Bus Station to Denver Union Stationbus bus
    2. Take the bus from Denver Union Station to Provo Intermodal Hubbus bus
    3. Take the bus from Provo Central Station to Salt Lake City Airportbus bus
    4. Take the bus from Salt Lake City Airport to Idaho Fallsbus bus
    35h 15m
    $269–544

Lambert–St. Louis International Airport (STL) to Idaho Falls (IDA) flights

Calendar72Weekly Planes
Duration7h 24mAverage Duration
Ticket$131Cheapest Price
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Questions & Answers

Map of how to get from St. Louis to Idaho Falls.ExpandLaunch map view
  • Distance: 1,188 mi
  • Duration: 6h 55m

What companies run services between St. Louis, MO, USA and Idaho Falls, ID, USA?

United Airlines, American Airlines, and two other airlines fly from Lambert–St. Louis International Airport (STL) to Idaho Falls (IDA) every 3 hours. Alternatively, you can take a bus from St Louis Bus Station to Idaho Falls via Denver Union Station and Salt Lake City in around 34h 10m.

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