AirHint found the following cheapest one-way flights from Kolkata (CCU) to Hanoi (HAN) in April 2026 (see full year).
One-Way flights
| 06 Apr | Thai Lion Air | ||
| 21 Apr | Thai AirAsia | ||
| 22 Apr | Thai AirAsia | ||
| 23 Apr | Thai AirAsia | ||
| 12 Apr | AirAsia | ||
| 19 Apr | AirAsia | ||
| 22 Apr | IndiGo | direct | |
| 20 Apr | IndiGo | direct | |
| 17 Apr | IndiGo | direct | |
| 13 Apr | IndiGo | direct |
Also check the deals for return flights from Kolkata to Hanoi in April.
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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
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