Elsewhere in the country: Level 3 (leave the country) — some regions: L3 (leave): southern Songkhla (Malaysia border), Pattani, Narathiwat, Yala, within 50 km of the Thai-Cambodian border / L2: Tak / Special advisory: Chiang Saen (Laos border) and Mae Sai (Myanmar border) checkpoints / L1: rest of the country
Visits to the listed regions should be cancelled or postponed (see Details for other areas).
Since Dec 10, 2025 · Checked Oct 26, 2026 · Details ↗ This is the Korean government’s advisory — also check your own government’s travel advice.
Flight information from Seoul Incheon International Airport (ICN) to Chiang Rai (CEI). Prices, airlines and flight times come only from real recent searches — you book and pay on the booking site.
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No recent round-trip prices for a 4-day trip next month yet.
Check prices →Round-trip, per-person prices and schedules saved from recent searches (departing within 60 days, 2–14 nights). Tap to open the live list for those dates. They may change when you book.
See the live list for these dates →Distance is the straight line between the two airports. Actual flight paths and times vary with weather and routing.
Options from the OneWorld Chiang Rai guide: Airport taxi (official counter) — check official · about 150 THB flat within the city (check official); Grab and other ride-hailing apps — check official · shown in the app; Flights from Korea and elsewhere — varies by connection · varies by season; Via Chiang Mai by bus or car — about 3 hours by bus · check official. Fares and times can change, so check official information.
The straight-line distance between the two airports is about 3,220 km. Actual flight paths and times vary with routing and weather.
