What is the most cost-effective way to spend five days from Hangzhou to Singapore?

the ticket price is uncertain. Change with time and place.

usually: (the price around December will be cheaper in June or other off-seasons. Usually 15%-3% cheaper)

Wuhan-Singapore 35-4 yuan 45 days round trip to Guangzhou connecting flight to China Southern Airlines

Beijing-Singapore 35-4 yuan 45 days round trip to Air China

4-45 yuan 3 days round trip to Singapore Airlines

Guangzhou-Singapore around 25 yuan 45 days round trip to China Southern Airlines

. It is recommended to take a train to Shenzhen, then take a bus from Huanggang Port to Hong Kong Airport (1 yuan by bus) and then fly from Hong Kong Airport to Singapore.

Hong Kong-Singapore is about 2, yuan, 45-day round trip for China Airlines

1,8-2,5 yuan, 45-day round trip for Cathay Pacific Airlines

2-2,5 yuan, 14-day round trip for Singapore Airlines (not sure)

If you transfer from Hong Kong, you can legally stay in Hong Kong for 7 days without a visa.

it is recommended to buy a plane ticket from a travel agency, which is very cheap.