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Bangkok: two nights, 8–10 December
Private room for two, with room taxes and service budgeted. Editorial high-season allowance above basic private-hostel benchmarks, rather than a quoted hotel offer.
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THB 6,000–10,000 (≈ US$180–300)
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Ayutthaya: one night, 10–11 December
Kantary Ayutthaya’s published 2026 twin Studio tariff, including breakfast, service and VAT. Its east-side location needs rides to the heritage island.
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THB 2,800 (≈ US$85)
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Chiang Mai: three nights, 11–14 December
Kantary Hills’ high-season twin Studio Suite at THB 4,000 (≈ US$120) per room/night, including breakfast, service and VAT. The hotel is in Nimman.
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THB 12,000 (≈ US$360)
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Two rail journeys for both adults
Allowance for two Bangkok–Ayutthaya local tickets and two reserved daytime seats north, including a fee reserve. This is not a dated SRT fare quote.
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THB 2,000–2,600 (≈ US$60–80)
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Meals, water and non-alcoholic drinks
For both adults over seven days, allowing for four breakfasts included with the two published hotel tariffs. Cooking classes and alcohol are separate.
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THB 7,000–9,000 (≈ US$210–270)
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Airport, station and sightseeing transport
For Bangkok airport arrival, station transfers, an Ayutthaya ruins circuit, Doi Suthep return transport, Chiang Mai local rides and airport departure. Editorial allowance for two.
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THB 4,000–6,000 (≈ US$120–180)
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Main-route admissions for two
The Palace and Wat Pho account for THB 1,600 (≈ US$50) for two at the last-checked fees. The remainder allows for selected Ayutthaya and Chiang Mai temples.
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THB 3,000–4,000 (≈ US$90–120)
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Subtotal before the reserve
The seven preceding categories cover the main daytime-train route, ending at Chiang Mai Airport. The optional cooking class and extra palace excursion are excluded.
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THB 36,800–46,400 (≈ US$1,100–1,380)
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10% planning reserve
Added to the preceding subtotal for changes in room or rail costs and incidental spending.
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THB 3,680–4,640 (≈ US$110–140)
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Complete in-country total for two
Seven days/six nights including the reserve. Excludes international or onward flights, a return to Bangkok, insurance, alcohol, shopping and optional tours or classes.
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THB 40,480–51,040 (≈ US$1,210–1,520)