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Top Australia Trips & Tours in December 2025

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Discover Australia in December 2025 on one of these 4 tours hand-selected by the travel experts at Adventure Life. Explore the best of during December 2025 as you enjoy Wildlife Viewing, Hiking, Scuba Diving, Snorkeling, and Village Visits. Prices for trips in December 2025 range from $2,396 to $19,360 for a vacation of 6 to 13 days. Choose any of the below 4 itineraries in December 2025 and customize it when you contact one of Adventure Life's expert Australia trip planners.
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Travelers learning how to scuba dive.
from $4,630
EXPLORE

Outerknown Adventures on the Great Barrier Reef

Cairns to Cairns - 8 Day Itinerary aboard Coral Discoverer
  • Snorkel the Great Barrier Reef
  • Swim and snorkel Lizard Island
  • Discover the pristine Ribbon Reefs
  • Learn about Cook’s landing
Starts / Ends
Cairns / Cairns
Activities
Scuba Diving, Snorkeling
Activity Level
Variable
Explore exclusive private islands, tropical resort, and ancient rainforest trails on this 8-day Australian cruise aboard the Coral Discoverer. Explore the Great Barrier Reef by snorkeling, swimming, scuba diving, and glass bottom boat accompanied by an expert Marine Biologist. Depart from Cooktown exploring the best of the Great Barrier Reef.
Cruise Details
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Hiking the stunning Flinders Island coastline
from $2,723
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Flinders Island Walking Adventure In Comfort

Small Group Tour in Australia - 6 Day Itinerary
  • Summit views from Mt Strelecki
  • Walk wild coasts, beaches & dunes
  • Reflect on indigenous heritage
  • View red cliffs & native wildlife
Starts / Ends
Launceston / Launceston
Activities
Village Visits, Wine Tasting
Activity Level
Moderate
Enjoy this 6-day walking tour with its mesmerising mix of spectacular scenery, abundant wildlife and Aboriginal and European history. Flinders Island is the gem in the crown of island walking in Tasmania. You will experience the rugged peaks and sweeping coast lines of this windswept island.
Tour Details
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from $2,396
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Tasmania Overland Track

Small Group Tour in Australia - 6 Day Itinerary
  • Trek Cradle Mountain Plateau
  • Climb Mount Ossa
  • Discover Hartnett Falls
  • Walk to Lake St Clair
Starts / Ends
Launceston / Launceston
Activities
Wildlife Viewing, Hiking, Wilderness Lodge Exploration, Camping
Activity Level
Moderate
Discover Australia's 6-day guided trek along Tasmania’s Overland Track, from Cradle Mountain to Lake St Clair where expert guides lead you through breathtaking forests, landscapes, and lakes, all the way to Tasmania’s highest peak. A truly unforgettable adventure.
Tour Details
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Parrots in Papua New Guinea
from $9,095
EXPLORE

Frontier Lands of Papua New Guinea

Cairns to Madang - 13 Day Itinerary aboard Coral Adventurer
  • Experience Lababia canoe adventure
  • Learn Fergusson Island traditions
  • Visit Buna wartime sites
  • Karkar reef snorkeling
Starts / Ends
Cairns / Madang
Activities
Kayaking, Archaeological Site Visits, Local Market Visits
Activity Level
Variable
Experience Papua New Guinea on a 13-day cruise aboard Coral Adventurer. Explore islands, visit villages, learn cultural traditions, see WWII sites, snorkel coral reefs, and cruise fjords. Engage with local communities, observe unique customs, and discover historic locations.
Cruise Details
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