Update (5:40pm ET, March 30): This sale has been extended for bookings through Tuesday, April 3.  

Experience Australia, the Great Barrier Reef and Bali on a 17-night upscale cruise from Sydney to Singapore for $2699 per person including roundtrip air and all taxes.

Book by Friday to secure this package that's $650 off the cost of self-packaging, which includes:

• 17-night cruise on the Celebrity Millennium
• Roundtrip airfare from Los Angeles (see below for other departure cities)
• Prepaid gratuities
• All taxes and fees

For $200 per person more, fly roundtrip from New York. For $250 more fly from Dallas, San Francisco or Seattle, or for $300 more fly roundtrip from Houston.

Depart from Sydney on Nov. 22 and sail to Newcastle, Brisbane, Airlie Beach, overnight in Cairns (Great Barrier Reef) and Darwin. Also drop anchor in Bali, Indonesia, to explore ancient temples before completing the journey in the diverse island nation of Singapore.

Click here for more information on this offer, including sale prices on oceanview and balcony cabins and deals on 12- to 16-night exotic Asia cruises with air from Los Angeles starting at $2499 per person.