$111 Cheap Thai Airways International flights Bangkok (BKK) to Singapore (SIN)

Set the "Price (lowest to highest)" filter on Expedia to search for cheap Thai Airways International return flights from $181 from BKK to SIN. Affordable one-way fares from $111 are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Snagging the best Thai Airways International deals from BKK to SIN often comes down to timing. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. Better still, you can pocket 17% on average by buying your tickets on a Sunday rather than a Friday, which is usually the most expensive day to book.* It's a good idea to start checking out flights about one month before you plan to travel.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

The first Thai Airways International flight from BKK to SIN takes off at 8:00AM UTC+7, touching down at 11:15AM UTC+8. If you'd like to set off later, the last Thai Airways International flight leaves BKK at 7:00PM UTC+7 and touches down at SIN at 10:20PM UTC+8. Flying earlier is generally a wise choice as morning and mid-morning flights tend to experience fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.

Top-tier customer service and the opportunity to collect points through Thai Royal Orchid Plus are the start of the reasons to jet off from BKK to SIN with Thai Airways International. Plus, when you sign up to Expedia's free One Key™ program, you can earn OneKeyCash™* in addition to Thai Airways International's loyalty program earnings. It's yours to spend on your next adventure.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.