Traincroyables Days 2025: a month of cheap train tickets with SNCF

Written by Sophie Renassia

Published today

Waiting for the right moment to book your next train trip without blowing your budget? Good news: on August 26, 2025, french company SNCF relaunched its “Traincroyables Days” campaign for September 2025. For one month only, hundreds of thousands of discounted tickets are on sale for travel on Ouigo, TGV InOui, Intercités, and TER—with even some international bargains to Europe. Spoiler: you can grab tickets starting from just €2. Tempted? Here’s everything you need to know.

What are the “Traincroyables Days”?

Every year, SNCF launches a month-long promotion on its long- and medium-distance trains. The 2025 edition includes several flash sales: cheap tickets, a variety of destinations… but be quick, the best deals sell out fast!

No matter your style of travel, there’s something for everyone:

• Ouigo from €19
• Intercités (day & night trains) from €19
• TGV InOui from €29
• Regional TER trains from just €2

Key dates for SNCF Traincroyables 2025

🗓️ Mark your calendar if you don’t want to miss the best offers:

• September 3 & 4, 2025 — 200,000 Ouigo tickets (high-speed and classic) for a maximum of €19, valid for travel between Sept 8 and Dec 13, 2025.
• From September 9, 2025 — Regional TER deals:
  • Normandy: 30,000 tickets at €12
  • Hauts-de-France: 5,000 tickets at €2
• September 10–12, 2025 — Intercités mini fares:
  • 100,000 day tickets at €19
  • 10,000 night tickets at €19
    (for travel between Nov 4 and Dec 4, 2025)
• September 17–23, 2025 — International deals:
  • Paris → Spain, Germany, Luxembourg, Italy, Switzerland from €39
  • Montpellier, Valence, Nîmes → Spain from €29
    (valid for travel between Oct 14, 2025 and Feb 1, 2026, depending on the route)
• September 23–27, 2025 — The grand finale:
  • Intercités from €19
  • TGV InOui from €29
  • Upgrade to 1st class for just +€1 (!).

What about discount cards?

No discount on the Avantage cards this year (for the second year running).
But the Liberté card is on promotion:

• €299 with a pro contract (or €349 without).
• Benefits include flexible tickets, capped fares year-round, and up to -45% on Business Première.

How to book Traincroyables Days tickets?

Tickets are available via SNCF Connect and the usual sales channels. First come, first served—the number of tickets is limited!
Pro tip: prep your cart in advance and set reminders for the dates you’re targeting.

Why we love it at HOURRAIL !

• Because it makes train travel affordable—and that’s always good news.
• Because it opens the door to Europe by train, a smarter alternative to flying.
• Because with 1st class upgrades for just €1, you can treat yourself without guilt.

So, what will be your next destination?

Written by Sophie Renassia

Issue du monde de la communication et des médias, Sophie est Responsable éditoriale chez HOURRAIL ! depuis août 2024. Elle est notamment derrière le contenu éditorial du site, la page Linkedin du média, ainsi que La Locomissive (de l'inspiration voyage bas carbone et des bons plans, un jeudi sur deux, gratuitement dans ta boîte mail !).

Convaincue que les changements d’habitude passent par la transformation de nos imaginaires, elle s’attache à montrer qu’il est possible de voyager autrement, de manière plus consciente, plus lente et plus joyeuse. Son objectif : rendre le slow travel accessible à toutes et tous, à travers des astuces, des décryptages et surtout, de nouveaux récits.