Book early and snag a bargain for 2012: this exclusive 14-night package from Jetline Cruise combining visits to several American destinations is now on offer for £1599 per person.

Including a luxury Alaska cruise, stays in Seattle and Chicago and a cross-country Rockies train journey, this is over £400 cheaper than packaging the holiday yourself.

• Flights from London Heathrow to Seattle with free airport hotel lounge pass at Heathrow
• Free 2-night stay in a 3-star central Seattle hotel
• 7-night Alaska cruise on Celebrity Cruises’ Celebrity Infinity in an Interior Stateroom visiting Ketchikan, Tracy Arm,  Juneau, Skagway, Victoria (British Columbia) and Seattle
• US$75 of free onboard credit per cabin
• 2-night full-board Amtrak Rockies railway adventure in a private roomette with a panoramic window, travelling through the Cascade Mountains, Icicle Canyon, Glacier National Park, the plains of North Dakota and Minneapolis, to Chicago
• Free 2-night stay in a 3-star central Chicago hotel
• Overnight flight from Chicago to London Heathrow

The offer is valid for departure on 16 May or 12 September, 2012. Travel on 23 May or 29 August, 2012, for an extra £100.

Update (10am, 18 July): The £1599 price is now only available for 9, 30 May. The following dates are available for an extra £100: 16, 23 May; 29 August; 5, 12 September.

Balcony Staterooms are an extra £400 per person.

Book by 20 July.