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An Alpine meadow below high peaks in Austria
Austria · The Gastein valley, Salzburg

Bad Gastein

The only place in Europe where the primary therapy is a train ride two kilometres into a mountain.

See the housesWhen to come
2.5 km
Into the mountain
70+ yrs
In therapeutic use
to 45.8 °C
Spring temperature
Insured
Part-reimbursable

Why here

The case for Bad Gastein

  • The Gasteiner Heilstollen is a genuine medical facility: patients are carried into a former gold-mining gallery in the Radhausberg and lie in hot, humid, mildly radon-rich air under a strictly dose-controlled protocol, on referral, principally for ankylosing spondylitis and rheumatic disease.
  • It is the most institutionalised alternative-adjacent therapy in European medicine — in therapeutic use for over seventy years, run in collaboration with the Gastein research institute of the Paracelsus Medical Private University in Salzburg.
  • Austrian, German and South Tyrolean statutory insurers cover the course where it is medically justified. That is a level of institutional seriousness no spa resort can imitate.
  • The valley also has seventeen thermal springs delivering roughly five million litres a day at up to 45.8 °C, so a course here works perfectly well without the galleries at all.

Checkable, not adjectival

  • The Gasteiner Heilstollen runs about 2.5 km into the Radhausberg; therapy conditions are roughly 37–41.5 °C at 70–100% humidity, in mildly radon-rich air. The specific radon concentrations that circulate online could not be substantiated, so we do not publish them.
  • The operator specifies a course of eight to ten gallery sessions of around an hour, with a medical consultation beforehand and supervision throughout.
  • The galleries have been in therapeutic use for more than seventy years, and the site collaborates with the Gastein research institute of Paracelsus Medical Private University, Salzburg.
  • Costs are covered, where medically justified, by Austrian, German and South Tyrolean statutory insurers.
  • Seventeen thermal springs deliver roughly five million litres a day, at temperatures reaching up to 45.8 °C.
The honest caveat. Radon is a Group 1 human carcinogen, and the therapeutic case rests on a contested low-dose hypothesis rather than settled evidence. Older meta-analyses of controlled trials suggested a real analgesic effect; the prospective placebo-controlled RAD-ON02 trial did not confirm it, and the operator itself describes only “a small amount” of radon. The dose is measured and capped, the exposure is medically supervised, and it is excluded in pregnancy and under eighteen. If that balance sits badly with you, take the thermal course in the same valley and skip the galleries — the fortnight works without them, and we will say so rather than sell you the radon as the headline.
  • An Alpine lake below mountains
  • The valley from the ridge above it
  • A mountain lake in the high Alps
  • A lit thermal pool at dusk

The houses

1 house in Bad Gastein

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Kur-Saison

The months that actually work

Gastein is a genuine two-season alpine resort. Deep winter pairs the thermal baths with the Ski amadé area; high summer opens the Hohe Tauern hiking that the doctors prescribe as the other half of the cure. April to May and November are the classic Alpine Zwischensaison, when half the valley closes.

Book: January, February, March, July, August, September.

When to travel to each destination, by month
DestinationJanFebMarAprMayJunJulAugSepOctNovDec
Bad GasteinAustriaJan: book thisFeb: book thisMar: book thisApr: we would talk you out of itMay: we would talk you out of itJun: perfectly goodJul: book thisAug: book thisSep: book thisOct: perfectly goodNov: we would talk you out of itDec: perfectly good
Book this
Perfectly good
We would talk you out of it

Average daytime high, °C

  1. 2J
  2. 3F
  3. 8M
  4. 12A
  5. 17M
  6. 20J
  7. 22J
  8. 21A
  9. 17S
  10. 13O
  11. 6N
  12. 2D

An alpine valley at 1,000 m. Snow from December to March, wildflowers in June, and a shoulder season in November when much of the village closes.

Getting there

Flights, routings and the transfer

How the flight desk works →

Getting there

Salzburg SZG

Salzburg — 90 minutes north by rail or road

Flights byTripClub
  • London & the UK

    Direct to Salzburg, heavily seasonal — winter has many more flights than summer.

    2 hours
  • Continental Europe

    Munich is two and a half hours by rail and often the better gateway; Vienna is three hours on a direct train.

    2.5–3 hours
  • The Gulf & India

    Direct to Munich or Vienna, then rail.

    6–8 hours flying
  • North America

    One stop through Munich, Frankfurt or Vienna.

    10–12 hours
Transfer
90 minutes from Salzburg. The train comes into Bad Gastein station in the middle of the village and the mountain railway is a beautiful hour and a half.
Worth knowing
Take the train from Salzburg or Munich rather than a car. The Tauern line runs into the valley floor, the village is walkable and vertical, and a hire car spends the week in a garage.
How we book flightsflights@healandrest.com

On request

What else there is in Bad Gastein

Arranged on request and quoted separately. Each one carries when to take it — because a good day out on the wrong day of a treatment course is not a good day out, and no excursions list anywhere else will tell you that.

  • Nature90 minutes

    The Gastein waterfall

    The Ache falls through the middle of the village in three stages, floodlit at night. The marked path down beside it is the best short walk in the valley.

    Any time
  • Culture2 hours

    The Böckstein Montanmuseum

    The gold-mining history that produced the healing gallery — the tunnels were dug for ore and the therapeutic use came afterwards, by accident.

    On a rest day
  • ActiveHalf day

    Stubnerkogel and the suspension bridge

    Cable car to 2,300 m, a 140 m suspension bridge, and high ridge walking in summer. Altitude on a radon-therapy day is not advised — take it before or after the course.

    Before the programme
  • ActiveFull day

    Skiing, from the village

    Two hundred kilometres of piste across the Gastein valley, lift-linked, and the lift station is a walk from most hotels.

    Any time
  • Culture2 hours

    The Belle Époque walking tour

    The great abandoned hotels of the 1900s, several now half-restored, in the strangest architectural landscape in the Alps.

    Any time

Add nights either side

The half of the trip a wellness agency cannot sell you. These are booked on the same invoice as the programme, with the flights routed to suit them.

  • Salzburg2 nights · Either end

    Ninety minutes down the line: the Altstadt, the fortress, and the Festival if the dates fall right.

  • The Grossglockner road2 nights · After

    The high alpine road over the Hohe Tauern, open May to October, and the finest drive in Austria.

  • Vienna3 nights · After

    A direct train east, and the coffee houses are the correct end to a fortnight of abstinence.

Practical

The unromantic part

Getting there
Salzburg (SZG) then ninety minutes by train — the line runs into the valley and the station is in the town. Munich is about three hours by rail.
The galleries
Entry is by medical referral, dose-controlled, and excluded during pregnancy and under eighteen. A standard course is around ten sessions.
Insurance
Austrian and German statutory insurers part-reimburse an accredited Kur with a prior referral. Obtain it before travelling.
Language
German. English is spoken at the properties and by the Kurärzte; the paperwork is in German and we translate it.

Questions we are actually asked

Radon. Should I be worried?
It is a fair question and the honest answer depends on your risk tolerance. The exposure is measured, capped and medically supervised, and there is a reasonable older evidence base for symptomatic relief in ankylosing spondylitis — but the best-designed recent trial, RAD-ON02, did not confirm the effect. It is still ionising radiation. If that sits badly, take the thermal and walking course instead; it stands on its own.
Is the winter or the summer course better?
For the galleries it makes no difference — they are inside a mountain at a constant temperature. For everything else, summer, because the graded walking is prescribed and the Hohe Tauern paths are open.