Thai Airways is offering a Magnificent Thailand, Marvellous Fare deal on flights from Singapore to Bangkok, Chiang Mai and Chiang Rai through June 30 for departures through September 30.

For the promo period, Singapore-Bangkok fares go for S$288 return (economy class) and S$788 return (business class), and Chiang Mai and Chiang Rai fares are both priced at $388 return.

Read more at the Thai Airways website.