Paris RER Train Guide 2026: Map, Tickets, Passes, First/Last Trains

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Paris RER (Réseau Express Régional) is the 5-line express train system linking central Paris to the suburbs. Use this guide for the RER map, which line (A–E) you need, and what ticket to buy—especially for CDG, Disneyland, and Versailles. Paris RER Train Guide 2026 Sections: RER Maps RER Tickets RER Passes RER First / Last ... Read more

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