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Voykit pocket guide · Vietnam
Cua Ong
Cửa Ông
Skip as a base: Cua Ong is a 30-minute stop for temples and a market, not a destination. Use it as a lunch break en route to Cai Rong or Quan Lan.
Cua Ong is a small transit town on the coast of Ha Long Bay, best known for its two Buddhist temples and a local market. Most travellers pass through on the way to the islands of Cai Rong or Quan Lan. The town is walkable and can be seen in under an hour.
- Country
- Vietnam
- Local name
- Cửa Ông
- Best months
- Mar–Jun, Sep–Nov
- Avoid
- Jul–Aug (hot, rain), Dec–Feb (cooler, mist)
- Stay
- 0 nights
Checked 2026-09. Prices, hours and rules change; anything marked (check) is not confirmed.
Essentials
- Currency
- VND
- Money
- VND in small notes (10k–100k) for stalls, markets, xe ôm and tips at spas.
- Daily spend
- Budget ₫200,000–400,000 excl. bed · Mid ₫400,000–800,000 excl. bed · High ₫800,000+ excl. bed (estimate; check)
- SIM and data
- Viettel, Vinaphone and Mobifone sell tourist SIMs at airport arrivals; passport and a face photo are required for registration.
- Emergency
- Police 113 · Fire 114 · Ambulance 115
- Plugs
- Types A, C, F · 220 V · 50 Hz · Two-pin sockets take flat US pins and round European pins; UK plugs need an adapter.
- Tipping
- Street food and cafés: Nothing; leave small change if you like.; Sit-down restaurant: Round up or 5–10% if no service charge is on the bill.; Grab / taxi: Round up; tip in the app if you want.; Spa and massage: ₫50,000–100,000 to the therapist directly; some spas ask for more.; Guide and driver on a day tour: ₫100,000–200,000 per person for the guide, about half that for the driver.; Hotel porter: ₫20,000–50,000.
- Water
- Not drinkable from the tap. Bottled and filtered water everywhere; hotel refill stations are common. Café ice is factory-made.
- Toilets
- Western toilets in cities and hotels; squat toilets and no paper in rural stops and on long buses — carry tissues. Old plumbing: paper in the bin.
What things cost
| Item | Price |
|---|---|
| Bowl of pho | ₫30,000–50,000 |
| Bia (local beer) | ₫10,000–20,000 |
| Bus to Cai Rong | ₫30,000 (check) |
| Guesthouse room | ₫200,000–500,000 |
Desk estimates, checked 2026-09; check locally.
Get in
By air
- VDO · Van Don International
- About 20 km (12 mi) east; taxis and private cars available.About 12 mi (20 km) east; taxis and private cars available.
- HPH · Cat Bi International (Hai Phong)
- About 80 km (50 mi) west; bus or taxi to Cua Ong.About 50 mi (80 km) west; bus or taxi to Cua Ong.
Typical fares
- Bus Cua Ong → Cai Rong
- about ₫30,000, 20 min (check)
- Ferry Cai Rong → Quan Lan
- about ₫50,000, 1 h (check)
Show 7 more sections and the pocket cardHideGet around, See and do, Sleep, Phrase card, Etiquette, safety and scams, One and two days, Sources, Pocket card
Get around
Cua Ong is walkable. The main road runs east–west; the temples are a short walk from the western T-intersection, across the railway.
See and do
Known for
- Twin Buddhist temples
- Local market at the eastern T-intersection
- Transit stop for Cai Rong and Quan Lan ferries
Day trips
| Where | How | Time |
|---|---|---|
| Cai Rong | Bus or taxi east on the main road, about 20 min | About 30 min |
| Quan Lan | Ferry from Cai Rong, about 1 h | About 1.5 h |
| Ha Long City | Bus or taxi west, about 1 h | About 1.5 h |
Sleep
- Near the western T-intersection
- Cheaper guesthouses opposite the junction; expect train noise.
- Main road hotels
- Well signposted but expensive; check the price before checking in.
Phrase card
| English | Say or show |
|---|---|
| Hello | Xin chàosin chow |
| Help me! | Cứu tôi với!kuh-oo toy vuh-ee |
| 1, 2, 3 | một, hai, bamoht, hai, bah |
| How much is it? | Bao nhiêu tiền?bow nyew tyen |
| Please take me to this address | Làm ơn chở tôi đến địa chỉ nàylahm uhn chuh toy den dee-ah chee nay |
| Excuse me! (to a younger server) | Em ơi!em uh-ee |
| I have a booking | Tôi đã đặt phòngtoy dah daht fong |
| What time? | Mấy giờ?may zuh |
| Thank you | Cảm ơnkahm uhn |
| Call the police! (113) | Gọi cảnh sát! (113)goy kahn saht |
| 4, 5, 6 | bốn, năm, sáubohn, nahm, sow |
| Too expensive! | Đắt quá!daht kwah |
| I booked a Grab | Tôi đặt Grabtoy daht grab |
| I'll have this one | Cho tôi cái nàychaw toy kai nay |
| Do you have a room free? | Còn phòng không?kon fong khohm |
| Now | Bây giờbay zuh |
| No, thank you (street sellers) | Không, cảm ơnkhohm, kahm uhn |
| Fire! Call the fire service! (114) | Cháy! Gọi cứu hỏa! (114)chai! goy kuh-oo hwah |
| 7, 8, 9, 10 | bảy, tám, chín, mườibay, tahm, cheen, muh-ee |
| Come down a bit | Bớt đibuht dee |
Say it for greetings, prices and 'no ice'. Show the screen for addresses, allergies, medical problems and anything you need done exactly — a wrong tone on those costs more than the embarrassment of pointing at a phone.
Etiquette, safety and scams
Etiquette
- Greeting: Nod and smile; handshake with men, let women offer first; avoid: Hugs and cheek kisses with people you have just met
- Names: Title plus given name — 'Anh Nam', 'Chị Lan' — the given name comes last; avoid: Calling someone by the family name alone (Nguyễn, Trần)
- Handing things: Both hands, especially money, cards and gifts to older people; avoid: Tossing things across a table
- Conversation: Expect questions about age, marriage and income; they place you, not pry; avoid: Raising your voice or correcting someone in front of others
- Temples and pagodas: Covered shoulders and knees; step over the raised threshold; enter by the right-hand door; avoid: Sitting with your back to an altar; climbing statues for photos
- Photos: Ask first, especially in minority villages; avoid: Paying children for photos — it keeps them out of school
- Home visit: Shoes off; bring fruit, tea or sweets; accept at least a drink; avoid: Pointing your feet at people or the family altar
- Beckoning: Palm down, fingers waving towards you; avoid: Curling one finger — it is used for animals
Scams and watch-outs
- Restaurant near the market on the road to Cai Rong may overcharge; ask the price before ordering.
- Cheaper hotels near the western T-intersection have train noise.
- No public WiFi reported in town.
Cua Ong is generally safe. The main risks are overcharging at the market-area restaurant and train noise at cheaper hotels.
One and two days
No timed day plan for Cua Ong yet. Suggested stay: 0 nights. Build a day from the list below, mornings for the big sight.
- Twin Buddhist temples
- Local market at the eastern T-intersection
- Transit stop for Cai Rong and Quan Lan ferries
Sources
Written by Voykit; facts cross-checked against these sources, last desk check 2026-09. Prices, hours and rules change: check on the day.
- Wikivoyage: Cua Ong, revision 4664866 (CC BY-SA 4.0): en.wikivoyage.org/w/index.php?oldid=4664866
Pocket card
Cut along the border and keep it in your wallet. Show the local-script lines to a driver.
Printed from Voykit (/cua-ong). Written by Voykit; checked 2026-09. Estimates only: confirm prices, hours and entry rules on the day.