This offer is exclusively available at amtrak.com via the sandiego.org website. Valid for sale between 24 Aug 15 - 29 Oct 15 and for travel 01 Oct 15 - 01 Nov 15. Advance reservations are required a minimum of three (3) days prior to travel. This offer is valid for one (1) free child's rail fare for children ages 2-12 when accompanied by a paid regular (full) fare adult. This offer is valid for travel on the Pacific Surfliner. For travel in coach seats. Upgrade to business class is available upon full payment of accommodation charge. The free child and paid adult must travel together on the same itinerary and have tickets issued together. This offer is valid for travel to Oceanside, Solana Beach, San Diego Old Town and San Diego stations and return only. Seating is limited and may not be available on all trains at all times. Fares are subject to availability. This offer is not combinable with any other discount offer. This offer is subject to any restrictions, blackouts and refund rules that apply to the type of fare purchased. Fares, routes and schedules are subject to change without notice. Once travel has begun, no changes to the itinerary are permitted. Other restrictions may apply. Amtrak and Pacific Surfliner are registered service marks of the National Railroad Passenger Corporation.