AirHint found the following cheapest one-way flights from Kathmandu (KTM) to Hanoi (HAN) in April 2026 (see full year).
One-Way flights
| 26 Apr | Thai Lion Air | ||
| 06 Apr | Thai Lion Air | ||
| 03 Apr | Thai AirAsia | ||
| 24 Apr | Thai AirAsia | ||
| 13 Apr | Thai Lion Air | ||
| 01 Apr | Thai Lion Air | ||
| 08 Apr | Thai AirAsia | ||
| 05 Apr | Nepal Airlines | ||
| 17 Apr | Air India | ||
| 04 Apr | IndiGo |
Also check the deals for return flights from Kathmandu to Hanoi in April.
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