AirHint found the following cheapest return flights from Newark (EWR) to Bangkok (BKK) in September 2026 (see full year).
Return flights
| 02 Sep - 09 Sep | United | ||
| 10 Sep - 16 Sep | Air India | ||
| 11 Sep - 19 Sep | Air India | ||
| 02 Sep - 12 Sep | Delta |
Also check the deals for one-way flights from Newark to Bangkok in September.
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