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Best time to visit Vietnam 2026 — Hanoi, HCMC, Da Nang and Phu Quoc each have different seasons. Month-by-month guide so you plan your trip right.

Tipping in Vietnam is not mandatory but appreciated in tourist contexts. Complete guide: how much to tip at restaurants, hotels, spas, tour guides, and Grab drivers.

Can you drink tap water in Vietnam? No — here’s what to drink instead and how to stay hydrated safely throughout your trip.

Grab vs taxi in Vietnam — Grab wins on price, safety, and convenience. Here’s when to use each and which taxi companies to trust.

Where to get the best currency exchange rates in Vietnam — gold shops, bank ATMs, and what to avoid. Save money on every transaction.

Vietnam customs allows 200 cigarettes, 20 cigars, or 250g of loose tobacco duty-free per traveler — pick one category.

Declare foreign currency over USD 5,000 or Vietnamese dong over 15 million. Both on the way in and on the way out — plus why ATMs sidestep the question entirely.

Packaged snacks and dried food are fine entering Vietnam, but fresh meat, produce, and live plants can be confiscated at customs.

Power banks are carry-on only in Vietnam — max 2 per passenger, banned from checked baggage, over 160Wh not allowed at all.

Carry-on liquids in Vietnam: 100ml max per bottle, all in one clear 1-liter zip bag per passenger — standard international rule.

Yes, all major Vietnam airports (HAN, SGN, DAD, CXR) offer free WiFi — just connect and tap through the landing page, no SIM needed.