AirHint found the following cheapest one-way flights from Kathmandu (KTM) to Hanoi (HAN) in April 2026 (see full year).
One-Way flights
| 22 Apr | Thai AirAsia | ||
| 20 Apr | Thai AirAsia | ||
| 21 Apr | Thai Lion Air | ||
| 01 Apr | Thai AirAsia | ||
| 23 Apr | Thai Lion Air | ||
| 24 Apr | Thai AirAsia | ||
| 15 Apr | Thai Lion Air | ||
| 18 Apr | Air India | ||
| 14 Apr | Air India | ||
| 13 Apr | Thai Lion Air |
Also check the deals for return flights from Kathmandu to Hanoi in April.
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