Raja Ampat
AdvancedIndonesia · Asia Pacific
Raja Ampat
The most biodiverse reefs on Earth.
- Best time
- Oct – Apr
- From
- US$514/day
Where to dive in October
44 sites are in their best window in October: 23 with a defined season that includes October, and 21 diveable year-round. Raja Ampat, Richelieu Rock and Similan Islands open their window this month.
In season in October
Sites whose best window includes October.
AdvancedGalápagos · Darwin & Wolf
MasterEcuador · Americas
Galápagos · Darwin & Wolf
Schooling hammerheads and whale sharks in open blue.
- Best time
- Jun – Nov
- From
- US$614/day
Komodo
AdvancedIndonesia · Asia Pacific
Komodo
Manta highways and electric currents.
- Best time
- Apr – Nov
- From
- US$425/day
SS Thistlegorm
AdvancedEgypt · Red Sea
SS Thistlegorm
The world's greatest wreck dive.
- Best time
- Mar – May · Sep – Nov
- From
- US$171/day
Cocos Island
MasterCosta Rica · Americas
Cocos Island
Remote, current-swept, shark-dense.
- Best time
- Jun – Nov
- From
- US$460/day
Sipadan
AdvancedMalaysia · Asia Pacific
Sipadan
A turtle-and-barracuda island in the open ocean.
- Best time
- Apr – Dec
- From
- US$143/day
Richelieu Rock
AdvancedThailand · Asia Pacific
Richelieu Rock
A purple pinnacle and whale-shark roulette.
- Best time
- Oct – Apr
- From
- US$150/day
Similan Islands
AdvancedThailand · Asia Pacific
Similan Islands
Granite swim-throughs and easy Andaman reef.
- Best time
- Oct – Apr
- From
- US$150/day
Great Barrier Reef · Cod Hole
AdvancedAustralia · Asia Pacific
Great Barrier Reef · Cod Hole
The Ribbon Reefs and giant potato cod.
- Best time
- Jun – Nov
- From
- US$275/day
Osprey Reef
AdvancedAustralia · Asia Pacific
Osprey Reef
A Coral Sea seamount and a shark wall.
- Best time
- Oct – Dec
- From
- US$214/day
Bunaken
AdvancedIndonesia · Asia Pacific
Bunaken
Vertical walls dropping into the blue.
- Best time
- Mar – Nov
- From
- US$86/day
Baa Atoll · Hanifaru Bay
AdvancedMaldives · Indian Ocean
Baa Atoll · Hanifaru Bay
Manta and whale-shark feeding frenzies.
- Best time
- Jun – Nov
- From
- US$243/day
Bazaruto Archipelago
AdvancedMozambique · Indian Ocean
Bazaruto Archipelago
Manta, dugong and untouched reef.
- Best time
- Apr – Oct
- From
- US$186/day
Mafia Island
Open WaterTanzania · Indian Ocean
Mafia Island
Whale-shark season in a quiet marine park.
- Best time
- Oct – Mar
- From
- US$114/day
The Brothers
MasterEgypt · Red Sea
The Brothers
Oceanic whitetips on offshore walls.
- Best time
- May – Jul · Oct – Nov
- From
- US$186/day
Elphinstone Reef
AdvancedEgypt · Red Sea
Elphinstone Reef
A cigar-shaped reef and whitetip drifts.
- Best time
- May – Nov
- From
- US$50/day
Monterey · Kelp Forests
AdvancedUSA · Americas
Monterey · Kelp Forests
Cathedral kelp and playful sea lions.
- Best time
- Sep – Nov
- From
- US$42/day
Catalina Island
Open WaterUSA · Americas
Catalina Island
Bright-orange garibaldi in the kelp.
- Best time
- Jul – Oct
- From
- US$42/day
Gozo · Blue Hole
AdvancedMalta · Europe
Gozo · Blue Hole
Mediterranean shore diving and swim-throughs.
- Best time
- May – Oct
- From
- US$67/day
Medes Islands
AdvancedAzores · Princess Alice
MasterPortugal · Europe
Azores · Princess Alice
A mid-Atlantic seamount of mobula and blue sharks.
- Best time
- Jul – Oct
- From
- US$175/day
Gili Islands
Open WaterIndonesia · Asia Pacific
Gili Islands
Turtles on almost every dive, no cars on the islands.
- Best time
- Apr – Oct
- From
- US$60/day
Koh Tao
Open WaterThailand · Asia Pacific
Koh Tao
Learn in sheltered bays, chase whale sharks at the pinnacle.
- Best time
- Mar – Oct
- From
- US$50/day
Diveable year-round
4 of these are at their best in October and listed first.
SS Yongala
AdvancedAustralia · Asia Pacific
SS Yongala
A century-old wreck swarming with life.
- Best time
- Year-round
- From
- US$100/day
Tulamben · USAT Liberty
Open WaterIndonesia · Asia Pacific
Tulamben · USAT Liberty
A shore-dive wreck wrapped in coral.
- Best time
- Year-round
- From
- US$92/day
Aliwal Shoal
AdvancedSouth Africa · Indian Ocean
Aliwal Shoal
Ragged-tooth sharks on a fossil reef.
- Best time
- Year-round
- From
- US$92/day
Julian Rocks · Byron Bay
Open WaterAustralia · Asia Pacific
Julian Rocks · Byron Bay
Leopard sharks in summer, grey nurse sharks in winter.
- Best time
- Year-round
- From
- US$110/day
Silfra Fissure
AdvancedIceland · Europe
Silfra Fissure
Dive the crack between two continents.
- Best time
- Year-round
- From
- US$175/day
ex-HMAS Brisbane
AdvancedAustralia · Asia Pacific
ex-HMAS Brisbane
World-class wreck diving, no passport required.
- Best time
- Year-round
- From
- US$188/day
Lembeh Strait
AdvancedIndonesia · Asia Pacific
Lembeh Strait
The muck-diving capital of the world.
- Best time
- Year-round
- From
- US$114/day
Truk Lagoon (Chuuk)
AdvancedMicronesia · Asia Pacific
Truk Lagoon (Chuuk)
The greatest WWII wreck graveyard on Earth.
- Best time
- Year-round
- From
- US$286/day
Poor Knights Islands
AdvancedNew Zealand · Asia Pacific
Poor Knights Islands
Cousteau's cool-water top-ten.
- Best time
- Year-round
- From
- US$200/day
North Stradbroke · Manta Bommie
AdvancedAustralia · Asia Pacific
North Stradbroke · Manta Bommie
A manta cleaning station off Brisbane.
- Best time
- Year-round
- From
- US$125/day
Fuvahmulah
AdvancedAri Atoll
AdvancedMaldives · Indian Ocean
Ari Atoll
Whale sharks and channel thilas.
- Best time
- Year-round
- From
- US$214/day
Protea Banks
MasterSouth Africa · Indian Ocean
Protea Banks
A deep reef built for shark divers.
- Best time
- Year-round
- From
- US$108/day
Ras Mohammed
AdvancedBlue Hole · Dahab
MasterEgypt · Red Sea
Blue Hole · Dahab
A famous — and serious — shore sinkhole.
- Best time
- Year-round
- From
- US$30/day
Cenotes · Dos Ojos
AdvancedMexico · Americas
Cenotes · Dos Ojos
Crystal cavern light beams in the jungle.
- Best time
- Year-round
- From
- US$80/day
Cozumel
Open WaterRoatán
Open WaterBonaire
Open WaterCaribbean Netherlands · Americas
Bonaire
The shore-diving capital of the world.
- Best time
- Year-round
- From
- US$57/day
Lady Elliot Island
Open WaterAustralia · Asia Pacific
Lady Elliot Island
Mantas and turtles off the southern tip of the Reef.
- Best time
- Year-round
- From
- US$233/day
Cabbage Tree Bay · Manly
Open WaterAustralia · Asia Pacific
Cabbage Tree Bay · Manly
Sydney's no-take reserve, a ferry ride from the city.
- Best time
- Year-round
- From
- US$40/day
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