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Hanoi and Ha Long Bay Travel Guide: Best Time, Cruises and Things to Do

Hanoi and Ha Long Bay guide: best months, Old Quarter highlights and street food, choosing a bay cruise, where to stay, costs and visa rules.

Limestone karst islands rising from calm water in Ha Long Bay with a cruise boat at sunrise
Limestone karst islands rising from calm water in Ha Long Bay with a cruise boat at sunrise
In this article

    Northern Vietnam pairs one of Asia's most atmospheric capitals with one of its most famous seascapes. Hanoi's Old Quarter hums with motorbikes, street-food stalls and French colonial architecture. A few hours east, the limestone karsts of Ha Long Bay rise from emerald water. Together they make an easy and rewarding first taste of Vietnam.

    Why go

    Hanoi has more than a thousand years of history, wrapped in lakes, temples and markets. It is also one of the world's great street-food cities, home to pho, bun cha and egg coffee. Ha Long Bay and the neighbouring Cat Ba Archipelago form a UNESCO World Heritage site of nearly 2,000 limestone islands and islets, best explored on an overnight cruise. Nearby Ninh Binh adds rice paddies and river caves.

    Best time to visit

    • Autumn (October to November): warm, mostly dry and clear. This is often considered the best time for both Hanoi and the bay.
    • Spring (March to April): pleasant temperatures and blossoms, though the bay can be misty.
    • Winter (December to February): cool and often grey in Hanoi, typically around 15 to 20°C by day, with occasional cold spells. Ha Long can be foggy, which softens views, but cruises run and prices are lower. Tết (Lunar New Year) is expected in early February 2027. Many businesses close for several days, and transport books up quickly.
    • Summer (May to September): hot and humid with heavy showers. Typhoon season peaks from about July to September, and authorities suspend bay cruises when storms threaten.

    Top things to do in Hanoi

    • Hoan Kiem Lake and the Old Quarter: the red Huc Bridge, Ngoc Son Temple and the "36 streets" of traditional trades. Streets around the lake are pedestrianised on weekend evenings.
    • Temple of Literature: Vietnam's first national university, founded in the 11th century.
    • Ho Chi Minh Mausoleum and the One Pillar Pagoda: check opening days, and dress respectfully.
    • Hoa Lo Prison and the Vietnamese Women's Museum: two powerful insights into modern history.
    • Water puppet show: a traditional art form performed at Thang Long Theatre.
    • Street-food tour: bun cha, pho, banh cuon and egg coffee.
    • Train Street: the famous trackside café lane. Access is periodically restricted for safety, and services through it have been reduced, so check locally before going.

    Top things to do in Ha Long Bay

    • Overnight cruise: one or two nights aboard a cruise boat, with kayaking, cave visits and sunrise tai chi on deck.
    • Sung Sot (Surprise) Cave and Ti Top Island: classic stops with viewpoints over the bay.
    • Lan Ha Bay and Cat Ba Island: quieter waters, beaches and Cat Ba National Park.
    • Bai Tu Long Bay: a less-visited area for travellers who want fewer boats.

    Where to stay by area

    • Hanoi Old Quarter: the most atmospheric base, with budget to boutique options.
    • French Quarter: grand colonial hotels and quieter, tree-lined streets.
    • Tay Ho (West Lake): lakeside cafés and a calmer, expat-friendly feel.
    • Ha Long: most visitors sleep on board a cruise. Cat Ba Town offers island stays.

    Getting there and around

    Noi Bai International Airport is about 45 minutes from central Hanoi by taxi or the airport bus. Ha Long is roughly two and a half to three hours from Hanoi by expressway, and most cruises include shuttle transfers. Van Don International Airport also serves the bay area. In Hanoi, walk the Old Quarter, use ride-hailing apps such as Grab for cars or motorbike taxis, and cross the road at a slow, steady pace so drivers can anticipate you.

    Indicative budget

    Approximate per person per day:

    • Budget: about US$25 to US$45 with a hostel, street food and buses.
    • Mid-range: about US$70 to US$140 for a boutique hotel, restaurant meals and tours.
    • Luxury: US$250 and up for heritage hotels.

    Cruises: overnight cruises range from roughly US$100 to more than US$400 per person per night, depending on the boat and the route. Government entrance and sightseeing fees for the bay are usually included in the price. If not, they run to a few hundred thousand dong per person depending on the route and duration.

    Practical tips: entry rules, taxes and responsible travel

    • Entry: citizens of a growing list of countries, including several European states, the UK, Japan and South Korea, can visit Vietnam visa-free for up to 45 days. Most other travellers can apply for an e-visa valid for up to 90 days through the official government portal. Use only the official site, as many look-alike agencies charge inflated fees.
    • Taxes: Vietnam has no separate tourist tax. Hotel bills typically include VAT and service charges.
    • Choosing a cruise: pick licensed operators with good safety records and life jackets in every cabin. Follow official route and weather suspensions.
    • Overtourism and environment: Ha Long has battled plastic pollution. Choose operators that limit single-use plastics, and avoid touching or standing on coral and cave formations.
    • Respect: dress modestly at temples and the mausoleum, and ask before photographing people.

    FAQ

    Is a day trip to Ha Long Bay worth it? It is possible, but the drive takes up much of the day. An overnight cruise is far more rewarding.

    Ha Long or Lan Ha Bay? Lan Ha is generally quieter with similar scenery, and many cruises now combine both.

    How many days do I need? Plan two or three days in Hanoi, one or two nights on the bay and, ideally, a day or two in Ninh Binh.

    Sources

    Written by Raj

    Founder & Editor

    I write HorizonDesk: practical, no-hype articles on technology, money, business and the vehicles we drive. Everything here is something I’ve researched, tested or wanted explained clearly myself.