Save up to £598 on this unique itinerary from The Internet Traveller that encompasses the picturesque Mexican Riviera and three iconic west-coast American cities over 15 nights, for £1399 per person.

This diverse trip takes in San Francisco, LA and Las Vegas and includes international flights and checked luggage, as well as:

• Three nights at Bally's Hotel & Casino in Las Vegas (room only)
• Domestic flights to Los Angeles
• Two nights at the 4-star Millennium Biltmore Hotel in LA (room only)
• 7-night Mexican Riviera cruise on the Carnival Splendor (full board)
• Free cabin upgrade to Oceanview
• Domestic flight to San Francisco
• Three nights at the central Hotel Adagio in San Francisco (room only)
• A free 2-day Go San Francisco Card, with free entry to 45 attractions

The Carnival Splendor will depart from Los Angeles on the sixth day of the holiday and sail to Cabo San Lucas, Mazatlan and Puerto Vallarta, before heading back to port. All meals are included on the 7-night cruise, which takes in world-class beaches, lush rainforests, famous rock formations and Mexican culture. 

The Go San Francisco Card includes a free historic cable car ride, a Golden Gate Bay cruise, entry to the California Academy of Sciences (one of the city's top museums) and a whale-watching tour at Monterey Bay National Marine Sanctuary. All of the hotels included in this offer have been well reviewed by TripAdvisor users.

Departures are available from London Heathrow on 8 & 29 November; 6 December; 17, 24 & 31 January; and 7, 21 & 28 February. Fly from Manchester on the same dates for £60 more per person, or from Glasgow and Edinburgh for an extra £80. 

Transfers are not included and can be added for £88 per person, for the whole trip.  

Click here for more information about this deal. Book by 25 August.