Through 1/12, head over to Amtrak where they are offering Buy One Ticket, Get One FREE – no blackouts and no promo code needed!
These tickets are valid for travel February through June, and are available on most Amtrak routes for both coach and Acela business class tickets. The companion and full-fare passenger must travel together on the same itinerary with tickets issued together.
Note that this offer is valid on both one-way and roundtrip tickets.