Thailand in 2 Weeks: Cities, Mountains & Islands
A frantic capital, the cool northern hills, and a beach finale — the whole arc in fourteen days.
Last updated: June 2026.
Thailand packs three holidays into one country, and two weeks is just enough to string them together. Start with the heat and clamour of Bangkok and the river ruins of Ayutthaya, climb north to the temples and surrounding mountains of Chiang Mai, then fly south to finish horizontal on a beach. The only real decision is which coast — and that is settled by the calendar, not by preference.
How many days do you need in Thailand?
Two weeks is ideal for a first visit: three nights in Bangkok with an Ayutthaya day trip, three in Chiang Mai for the north, and five or six on the islands. Ten days forces you to drop either the mountains or the beach; three weeks lets you add Chiang Rai, Sukhothai, or a second island.
The route at a glance
- Bangkok — 3 nights, with a day trip to Ayutthaya.
- Chiang Mai — 3 nights, temples, night markets, and the hills beyond the moat.
- The islands — 5–6 nights, Andaman or Gulf, chosen by season.
The day-by-day itinerary
| Day | Base | Highlights |
|---|---|---|
| 1 | Bangkok | Arrive Suvarnabhumi; Airport Rail Link into town; first street-food crawl in Yaowarat (Chinatown). |
| 2 | Bangkok | Grand Palace and Wat Pho, the Chao Phraya express boat, Wat Arun at sunset. |
| 3 | Ayutthaya | Day trip (~1.5 hrs by train): the ruined temples of the old capital, the Buddha head in tree roots. |
| 4 | Chiang Mai | Overnight sleeper train (boarded night 3) arrives morning, or a 70-min flight; settle in the Old City. |
| 5 | Chiang Mai | Doi Suthep temple above the city, the moated old town, the Sunday Walking Street market. |
| 6 | Chiang Mai | Ethical elephant sanctuary, a Thai cooking class, or a day up into the hills. |
| 7 | Andaman or Gulf | Fly south — to Phuket/Krabi, or to Koh Samui; ferry to your island. |
| 8 | Islands | Beach day; Railay rock climbing, or Phi Phi by longtail. |
| 9 | Islands | Island-hopping — Phi Phi and Maya Bay, or the Ang Thong marine park from Samui. |
| 10 | Islands | Diving or snorkelling — Koh Tao for certification, or the Andaman reefs. |
| 11 | Islands | A second island, or a slow day — kayaking, a viewpoint hike, a long lunch. |
| 12 | Islands | Last beach morning; spa, market, sunset. |
| 13 | Bangkok | Ferry and flight back; a final night for rooftop bars or one more market. |
| 14 | Depart | Suvarnabhumi or Don Muang — allow time for the famously long airport queues. |
Andaman or Gulf — which islands should you choose?
Choose by season, because Thailand’s two coasts run on opposite weather. The Andaman side — Phuket, Krabi, Phi Phi, Railay — is at its best from November to April. The Gulf — Koh Samui, Koh Pha-ngan, Koh Tao — holds up better from roughly February to September. Pick the coast that is dry when you travel.
- Andaman (west coast). Dramatic limestone karst, Railay’s climbing walls, the Phi Phi day-trip circus. Best November–April; the May–October monsoon brings big swell and closed boat days.
- Gulf (east coast). Koh Samui for comfort, Koh Pha-ngan for the Full Moon Party, Koh Tao for the cheapest dive certification in the world. Best roughly February–September.
A rough rule: travelling in the European winter or spring, go Andaman; travelling in the northern summer, go Gulf. The wider seasonal picture is on the Thailand destinations page.
How do you get around Thailand?
The long legs are easy and cheap. The classic move north is the overnight sleeper train from Bangkok’s Krung Thep Aphiwat (Bang Sue) station to Chiang Mai — book a second-class air-conditioned berth, sleep, and wake to rice fields. Going south, a short budget flight beats a fifteen-hour bus.
- Overnight train — Bangkok–Chiang Mai, ~13 hrs; reserve berths via the State Railway (or a 12Go-style booking site) days ahead, as sleepers sell out.
- Budget flights — AirAsia, Nok Air, and Thai Lion connect Bangkok and Chiang Mai with Phuket, Krabi, and Surat Thani for the Gulf islands; book early for fares under £40.
- Ferries — to Phi Phi, Railay, and the Gulf islands; reserve combined flight-ferry or bus-ferry tickets on a 12Go-style aggregator so the connection is guaranteed.
- In the cities — Grab (the regional ride-hailing app) removes all taxi-meter haggling; in Bangkok the BTS Skytrain and MRT metro beat the traffic outright.
Do you need a visa for Thailand?
Most nationalities do not for a holiday — citizens of around ninety-three countries get a sixty-day visa exemption on arrival. You must still complete the Thailand Digital Arrival Card online before you fly. The full picture is on the Thailand visa guide, and the day-to-day costs are in Budgeting.