Flights Bangkok to Singapore (BKK-SIN): Airlines, THB Fares

Bangkok to Singapore is one of the busiest air routes in the world — around 126 flights a week, a near-constant stream from before dawn until late at night. It is a true regional artery, carrying business travellers, weekend tourists, shoppers, students and a large share of passengers connecting onward through Singapore’s global hub.

Block time is about 2.4 hours. With this much capacity the route runs like a shuttle: a seat is almost always available on short notice, and the only real variable is price. Full-service and low-cost carriers compete head to head across the day.

Corridor profile

Airlines & baggage

Airlines on this route

Six carriers fly BKK-SIN: Thai Airways and Singapore Airlines on the full-service side, with Scoot, Thai AirAsia, Thai Vietjet and Jetstar Asia covering the low-cost end. Full-service fares include baggage and a fuller cabin; the low-cost carriers price the seat low and sell baggage, seats and meals separately. On a route this short and this frequent, the all-in cost once add-ons are counted, and the departure time, are what decide it.

Monthly market-low pattern (THB)

Fare trends

With this much frequency, BKK-SIN fares stay highly competitive and rarely spike outside major holidays. The cheapest seats are the low-cost carriers’ early-released fares — booking two to five weeks ahead usually lands a good THB price, and mid-week departures undercut weekends. When comparing, add baggage to the low-cost headline fare; on such a short hop many travellers fly cabin-baggage-only and keep the cost minimal.

Seasonality & best time to book

Bangkok–Singapore fares move with demand. The cheapest windows fall outside school holidays, Songkran and New Year; book 4–8 weeks ahead for normal dates.

About Singapore

Singapore is a city-state at the foot of the Malay Peninsula and one of the world’s principal hubs for trade, finance and aviation. Compact, green and meticulously run, it offers strong food, shopping and public transport in a small, easily covered area. For travellers from Bangkok it works equally well as a short city break, a business destination, or the first stop of a longer journey — Changi Airport’s onward network reaches almost everywhere.

FAQ

Which airlines fly Bangkok to Singapore?

The BKK-SIN route is operated by Thai Airways, Singapore Airlines, Scoot, Thai AirAsia, Thai Vietjet and Jetstar Asia. Compare baggage, alliances and fares in the table above.

How long and how often is the BKK-SIN flight?

Block time is ~2.4h, with ~126 flights per week across all carriers.

When is BKK-SIN cheapest to book?

The cheapest fare in our cache is ~฿2,567. Book 4–8 weeks ahead; avoid Songkran, school holidays and peak season to save 15–30%.

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Related

• BKK airport
• SIN airport