AirHint found the following cheapest one-way flights from Kolkata (CCU) to Vienna (VIE) in April 2026 (see full year).
One-Way flights
| 22 Apr | Qatar Airways | ||
| 29 Apr | Qatar Airways | ||
| 28 Apr | IndiGo | ||
| 26 Apr | Air India | ||
| 30 Apr | SpiceJet | ||
| 27 Apr | Qatar Airways | ||
| 24 Apr | Etihad Airways | ||
| 21 Apr | Air India | ||
| 20 Apr | IndiGo |
Also check the deals for return flights from Kolkata to Vienna in April.
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