TRAVEL BARGAINS : FLY-SAIL PACKAGE OFFERED TO AUSTRALIA, NEW ZEALAND.

Byline: Daily News

Blue Star Line offers a fly-sail package in conjunction with Qantas Airways that allows travelers either to fly or to sail on a freighter to Australia and New Zealand, and to return home by freighter or plane.

West Coast costs begin at $1,950 per person. Free stopovers are available in Tahiti, Fiji or Hawaii on the air portion of the trip. Passengers must be 79 or younger. Information: [phone].

Jeep vacation: From May 1 through Dec. 14, the Marriott CasaMagna Puerto Vallarta offers a ``Jeep for Joy'' package that includes a three-night, double occupancy stay and buffet breakfast for two, plus a four-wheel drive vehicle to explore the area's villages and mountains. Cost is $299 per person; guests must be 25 or older. Information: [phone].

Bay cruise: San Francisco's Cartwright Hotel offers a Summer Sail package that includes a night's lodgings, continental breakfast, afternoon tea, evening wine, unlimited passes for a nearby fitness spa, a Pier 39 shopping coupon book, a free hour of in-room Nintendo surfing and two bay cruise tickets. Cost is $115 per night, single or double occupancy, through Dec. 31. Information: [phone].

Summer vacation: Steamboat Springs (Colo.) Central Reservations offers a family getaway that includes three nights' lodgings, a soak in a hot mineral spring, a ride up Mount Werner on the Silver Bullet gondola, admission to a rodeo and a one-day Kids Adventure Club for $122 per adult, double occupancy. Cost for kids 12 and under starts at $46. Rates are valid June 10 through Aug. 17. Information: [phone].

Ole: Rail Europe offers affordable travel for visitors to Spain. A Spain Flexipass provides three days of rail travel within a two-month period for $180 (first class) or $144 (second class); the Spain Rail `N Drive Pass includes three days each of rail and car rental during a two-month period at $219 per person for two adults traveling together in second class, with an economy car. Information: [phone].

Capital inns: The Embassy Inn and the Windsor Inn in Washington, D.C., offer spring rates ranging from $69 to $99 per night and a $59 rate on Friday and Saturday nights on a space-available basis. June through the summer, the inns will offer a $50-per-night rate for a three-night stay. Information: [phone].

London discounts: The London for Less discount card, which now also covers Edinburgh, Bath and York, offers discounts of up to 25 percent on hotels, 50 percent off major attractions, 75 percent off plays and concerts, 80 percent off telephone calls and 25 percent off meals at 100 restaurants and pubs. The card costs $19.95 and is valid for two people for four days; purchasers also receive a guidebook, a city map and $5 worth of free phone calls. Extensions to cover Edinburgh, Bath and York cost $4.95 each. Information: [phone].

Hotel savings: Wyndham Hotels and Resorts offers guests up to 35 percent off corporate weekday rates, plus Friday and Saturday night stays starting at $49, single or double occupancy, at more than 60 of its hotels and garden hotels. Information: [phone].

Cruisin': World Wide Cruises offers $450 per person savings on seven-day cruises aboard the Carnival Cruises' Tropicale along Alaska's Glacier Route, with sailings scheduled May 21-Sept. 17. Cruise costs start at $949 per person, double occupancy, down from $1,399.

A seven-day glacier cruise aboard Princess Cruises' Star Princess is priced starting at $949 per person, double occupancy, down from $2,069, for a July 22 sailing. On both trips, cruises are available either northbound or southbound and end/originate in Vancouver/Seward. Information: [phone].

Weekend package: The Del Mar Hilton in San Diego offers ``BounceBack Weekends'' starting at $84 per room per night, plus continental breakfast for two. Rates are available daily without a Saturday stay requirement. Information: [phone].