- Cheap flights from Sishen (SIS) to Chiang Rai (CEI) (2026) | Expedia.co.th

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Popular airlines from Sishen (SIS) to Chiang Rai Intl. Airport (CEI)

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Travel information

Origin airport	Sishen
Destination airport	Chiang Rai Intl. Airport
Distance	9,812 km away

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