The main offer on this page is the up to £400 off European itineraries with Rail Discoveries, which is best for anyone booking a European rail tour that qualifies for the per person saving. That is the lead deal and will usually give the largest single discount on mid to high value European bookings. For other trips there are separate deals: an 11% off Colorado Rail Experience and $200 off selected 2027 vacations.
Small, short breaks under about £700 per person: For shorter European trips priced from the listed rates such as Lakes & Dales by Steam from £499 or Railways of Wales from £549, the £400 off may not always apply in full because it is an up to saving and subject to availability, but it is still the primary offer to try. If the £400 applies to the specific itinerary, on the Lakes & Dales example at £499 you would save £400 and pay £99, leaving a final price of £99 per person. Use the £400 offer first for these European routes.
Medium European tours priced around £1,199 to £2,995: Use the up to £400 off on clear European departures. For the Lake Geneva, Chamonix & Mont Blanc tour from £1,199, taking £400 off gives a final price of £799, a saving of £400. For the Jungfrau Express & Rhine Cruise from £2,995, the £400 off reduces the per person price to £2,595, a saving of £400. These are larger absolute savings than the sitewide $200 deal when the trip is a qualifying European itinerary.
Selected 2027 vacations where the $200 off deal is shown as applicable: If your booking is explicitly one of the selected 2027 vacations, take the $200 off offer. For a $2,000 vacation that is eligible, the saving is $200 and the final price is $1,800. That $200 saving is fixed and will be the best choice for those specific 2027 departures that the offer covers, especially if the £400 offer does not list that departure as eligible.
Colorado Rail Experience: The 11% off is the offer to use for the Colorado Rail Experience. For example, on a $3,000 Colorado booking, 11% off is $330, leaving $2,670. That will beat a $200 saving on the same-priced itinerary, so prefer the 11% deal for Colorado bookings.
When choosing between these offers, pick the one that gives the lower total for your exact trip. For European itineraries that explicitly qualify for the up to £400 off, start there; for the specific 2027 vacations that list the $200 off, use that fixed $200 saving; and for the Colorado tour use the 11% off. These offers are shown as separate promotions; follow any eligibility notes on the Rail Discoveries website for the itinerary to confirm which single offer applies.