# `flights.itinerary_not_bookable` — Itinerary not bookable

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

## When it happens

The airline refused the itinerary (schedule changed, flight closed or cancelled).

## What to do

Search again.

## Example response

```json
{
  "type": "https://quickota.com/developers/errors/flights.itinerary_not_bookable",
  "title": "Itinerary not bookable",
  "status": 409,
  "code": "flights.itinerary_not_bookable",
  "detail": "The airline refused the itinerary (schedule changed, flight closed or cancelled).",
  "suggestion": "Search again.",
  "retryable": false,
  "requestId": "req_7f3a2c9e41d0b8a6c5e21f90"
}
```

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