# `flights.cancellation_not_allowed` — Cancellation not allowed

**HTTP status:** 409  
**Retryable:** no — change the request or the flow first

## When it happens

The fare rules do not allow cancelling or refunding at this time.

## What to do

Check the fare rules. A no-show refund of taxes may still be possible through a post-booking request.

## Example response

```json
{
  "type": "https://quickota.com/developers/errors/flights.cancellation_not_allowed",
  "title": "Cancellation not allowed",
  "status": 409,
  "code": "flights.cancellation_not_allowed",
  "detail": "The fare rules do not allow cancelling or refunding at this time.",
  "suggestion": "Check the fare rules. A no-show refund of taxes may still be possible through a post-booking request.",
  "retryable": false,
  "requestId": "req_7f3a2c9e41d0b8a6c5e21f90"
}
```

See [Errors](https://quickota.com/developers/guides/errors) for how to handle errors in general.