Top-ranked Singapore Airlines offer fairly priced high-season flights from Zurich to Thailand (Bangkok or Phuket) available from €355. Flights to Thailand may require a long layover in Singapore on the outbound (Phuket) or inbound (Bangkok). Consider either multi-city tickets with a stop-over in Singapore or open-jaw flights to Bangkok returning from Phuket. You can find both booking samples below in the article.
Flying from: Zurich
Flying to: Bangkok, Phuket
Airline(s): Singapore Airlines
Luggage: up to 25kg of checked luggage
Travel period: February to June or in September 2022
Max stay: 3 months
Book by: 15th of February
Booking samples
Switzerland to Thailand for €380 (booking with the airline)
Booking sample of cheap 5* Singapore Airlines full-service deal from Zurich to Thailand (Bangkok, Phuket) for €355! As per the above link to this promo deal, you would depart from Switzerland to Bangkok, a classic holiday destination in South East Asia on the 6th of June. Return flight from Thailand back to Zurich would be then on the 20th of June 2022.