AirHint found the following cheapest return flights from Guwahati (GAU) to Hanoi (HAN) in January 2026 (see full year).
Return flights
| 26 Jan - 01 Feb | Thai AirAsia | ||
| 28 Jan - 02 Feb | Thai AirAsia | ||
| 10 Jan - 11 Jan | IndiGo | ||
| 27 Jan - 28 Jan | IndiGo | ||
| 02 Jan - 09 Jan | IndiGo | ||
| 09 Jan - 16 Jan | IndiGo | ||
| 03 Jan - 10 Jan | IndiGo | ||
| 08 Jan - 15 Jan | IndiGo |
Also check the deals for one-way flights from Guwahati to Hanoi in January.
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