The cheapest month to fly to Bangkok is most often September — cheapest from 27% of the 63 origin cities we track, and an autumn month (Sep–Nov) is cheapest for 49% of them. It depends where you fly from; the cheapest right now are Kuala Lumpur (from 121 EUR, October); Singapore (from 137 EUR, January); Jakarta (from 152 EUR, January); Taipei (from 159 EUR, August).
When is it cheapest to fly to Bangkok? Below is the cheapest month and round-trip fare from 63 origin cities, from Flightmussy's 12-month fare scans. Updated 2026-06-13.
| Route | Cheapest month | From | Yearly swing |
|---|---|---|---|
| Kuala Lumpur → Bangkok | October 2026 | 121 EUR | 33% |
| Singapore → Bangkok | January 2027 | 137 EUR | 43% |
| Jakarta → Bangkok | January 2027 | 152 EUR | 35% |
| Taipei → Bangkok | August 2026 | 159 EUR | 42% |
| Hong Kong → Bangkok | August 2026 | 175 EUR | 14% |
| Shanghai → Bangkok | August 2026 | 186 EUR | 80% |
| Mumbai → Bangkok | September 2026 | 196 EUR | 34% |
| Seoul → Bangkok | November 2026 | 254 EUR | 28% |
| Beijing → Bangkok | August 2026 | 255 EUR | 21% |
| Osaka → Bangkok | January 2027 | 261 EUR | 34% |
| Tokyo → Bangkok | September 2026 | 308 EUR | 31% |
| Dubai → Bangkok | October 2026 | 342 EUR | 28% |
| Melbourne → Bangkok | August 2026 | 362 EUR | 24% |
| Stockholm → Bangkok | November 2026 | 396 EUR | 47% |
| Abu Dhabi → Bangkok | September 2026 | 397 EUR | 42% |
| Doha → Bangkok | June 2026 | 429 EUR | 23% |
| Athens → Bangkok | June 2026 | 475 EUR | 51% |
| Gothenburg → Bangkok | August 2026 | 479 EUR | 40% |
| Rome → Bangkok | June 2026 | 487 EUR | 25% |
| Milan → Bangkok | June 2026 | 495 EUR | 18% |
| Zurich → Bangkok | June 2026 | 498 EUR | 36% |
| Istanbul → Bangkok | September 2026 | 500 EUR | 17% |
| Cairo → Bangkok | September 2026 | 502 EUR | 30% |
| Johannesburg → Bangkok | September 2026 | 514 EUR | 8% |
| Barcelona → Bangkok | June 2026 | 517 EUR | 25% |
| London → Bangkok | November 2026 | 526 EUR | 23% |
| Hamburg → Bangkok | June 2026 | 527 EUR | 37% |
| Auckland → Bangkok | August 2026 | 529 EUR | 43% |
| Frankfurt → Bangkok | August 2026 | 545 EUR | 18% |
| Berlin → Bangkok | June 2026 | 546 EUR | 32% |
| Munich → Bangkok | June 2026 | 546 EUR | 15% |
| Vienna → Bangkok | November 2026 | 561 EUR | 53% |
| Prague → Bangkok | August 2026 | 563 EUR | 25% |
| Copenhagen → Bangkok | August 2026 | 566 EUR | 22% |
| Madrid → Bangkok | June 2026 | 567 EUR | 15% |
| Vancouver → Bangkok | June 2026 | 572 EUR | 24% |
| Brussels → Bangkok | November 2026 | 575 EUR | 14% |
| Paris → Bangkok | December 2026 | 577 EUR | 18% |
| Amsterdam → Bangkok | June 2026 | 583 EUR | 49% |
| Dublin → Bangkok | September 2026 | 593 EUR | 13% |
| Budapest → Bangkok | September 2026 | 613 EUR | 23% |
| Helsinki → Bangkok | July 2026 | 617 EUR | 18% |
| Cologne → Bangkok | November 2026 | 629 EUR | 25% |
| Edinburgh → Bangkok | September 2026 | 651 EUR | 32% |
| Cape Town → Bangkok | September 2026 | 664 EUR | 13% |
| Lisbon → Bangkok | September 2026 | 664 EUR | 18% |
| Manchester → Bangkok | June 2026 | 670 EUR | 14% |
| Tel Aviv → Bangkok | January 2027 | 674 EUR | 25% |
| Warsaw → Bangkok | November 2026 | 713 EUR | 6% |
| Los Angeles → Bangkok | October 2026 | 736 EUR | 14% |
| San Francisco → Bangkok | August 2026 | 753 EUR | 30% |
| Porto → Bangkok | October 2026 | 766 EUR | 11% |
| Boston → Bangkok | October 2026 | 783 EUR | 32% |
| Chicago → Bangkok | September 2026 | 784 EUR | 25% |
| New York → Bangkok | November 2026 | 788 EUR | 21% |
| Washington → Bangkok | September 2026 | 797 EUR | 31% |
| Casablanca → Bangkok | September 2026 | 801 EUR | 15% |
| Miami → Bangkok | September 2026 | 866 EUR | 30% |
| Sao Paulo → Bangkok | August 2026 | 1090 EUR | 21% |
| Bogota → Bangkok | October 2026 | 1098 EUR | 29% |
| Mexico City → Bangkok | September 2026 | 1113 EUR | 11% |
| Rio De Janeiro → Bangkok | April 2027 | 1136 EUR | 20% |
| Buenos Aires → Bangkok | September 2026 | 1713 EUR | 11% |
Fares are round-trip estimates in EUR from 12-month scans — they change constantly; click any route to search live prices.
See also: the cheapest month to fly almost anywhere — Flightmussy's global fare-data study.
Flightmussy is a free, independent flight search for travellers anywhere in the world. No signup, no ads, no tracking — email is optional, only for route price alerts. Compare fares across every airline and see 12 months of prices at a glance, including the low-cost carriers Google Flights often buries. Book directly with the airline or a trusted partner — we never add a markup.
Flightmussy runs its own 12-month forward fare scans across thousands of routes worldwide and publishes the data openly. Read the cheapest month to fly almost anywhere → — a global study of when fares are lowest — or browse the cheapest destinations from a city: