Rome2Rio

How to get fromSt. Louis Airport (STL) to Sionby plane or train

Find Transport to Sion

See all options

There are 6 ways to get from St. Louis Airport (STL) to Sion by plane or train

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 Geneva International Airport, train

    best
    1. Fly from Lambert–St. Louis International Airport (STL) to Geneva International Airport (GVA)planeSTL - GVA
    2. Take the train from Genève-Aéroport to Siontrain
    13h 55m
    CHF 359–1,275

  2. Fly to Milano Malpensa Airport, train

    cheapest
    1. Fly from Lambert–St. Louis International Airport (STL) to Milano Malpensa Airport (MXP)planeSTL - MXP
    2. Take the train from Gallarate to Domodossolatrain
    3. Take the train from Brig to Siontrain
    15h 18m
    CHF 326–1,178

  3. Fly to Zurich Airport, train

    1. Fly from Lambert–St. Louis International Airport (STL) to Zurich Airport (ZRH)planeSTL - ZRH
    2. Take the train from Zürich Flughafen to Visptrain
    3. Take the train from Visp to Siontrain
    14h 43m
    CHF 453–3,211

  4. Fly to Basel, train

    1. Fly from Lambert–St. Louis International Airport (STL) to Basel (BSL)planeSTL - BSL
    2. Take the train from Basel SBB to Visptrain
    3. Take the train from Visp to Siontrain
    15h 6m
    CHF 445–1,707

  5. Fly to Lyon–Saint Exupéry Airport, train

    1. Fly from Lambert–St. Louis International Airport (STL) to Lyon–Saint Exupéry Airport (LYS)planeSTL - LYS
    2. Take the train from Lyon Part Dieu to Genevetrain
    3. Take the train from Genève to Siontrain
    16h 51m
    CHF 402–1,432

  6. Fly to Turin Caselle Airport, train

    1. Fly from Lambert–St. Louis International Airport (STL) to Turin Caselle Airport (TRN)planeSTL - TRN
    2. Take the train from Torino Porta Susa to Rho-Fiera Milanotrain
    3. Take the train from Rho-Fiera Milano to Siontrain
    16h 30m
    CHF 438–1,550

Lambert–St. Louis International Airport (STL) to Geneva International Airport (GVA) flights

Calendar12Weekly Planes
Duration13h 5mAverage Duration
TicketCHF 328Cheapest Price
See schedules

Questions & Answers

What companies run services between St. Louis Airport (STL), USA and Sion, Switzerland?

There is no direct connection from St. Louis Airport (STL) to Sion. However, you can fly to Geneva International Airport (GVA), walk to Genève-Aéroport, then take the train to Sion. Alternatively, you can fly to Zurich Airport (ZRH), walk to Zürich Flughafen, take the train to Visp, then take the train to Sion.

Transport is disrupted due to the Russia-Ukraine war. Read more

Airlines
Train operators

Want to know more about travelling around Switzerland

Rome2Rio's Travel Guide series provide vital information for the global traveller. Filled with useful and timely travel information, the guides answer all the hard questions - such as 'How do I buy a ticket?', 'Should I book online before I travel? ', 'How much should I expect to pay?', 'Do the trains and buses have Wifi?' - to help you get the most out of your next trip.

Related travel guides

Italy Travel Guides

Read the travel guideItaly Travel Guides

Trips from St. Louis Airport (STL)

Trips to Sion

Popular routes