---
title: "Changes to Cancel a booking"
method: POST
path: "/v2/bookings/{bookingUid}/cancel"
---

# Changes to Cancel a booking

`POST /v2/bookings/{bookingUid}/cancel`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 3 of 52 revisions.

- **2026-01-12** (v2) `a3b94595a3bd`: 1 breaking, 9 info
- **2025-10-14** (v2) `480634069fae`: 1 info
- **2025-09-26** (v2) `daa3e48bc03a`: 9 breaking, 1 warning, 1 info

## Changes

- **2026-01-12** (v2) `a3b94595a3bd`: 1 breaking, 9 info
  - added `subschema #3, subschema #6` to the `data` response property `oneOf` list for the response status `200`
  - removed `subschema #3, subschema #6` from the `data` response property `oneOf` list for the response status `200`
  - added the required property `data/oneOf[#/components/schemas/BookingOutput_2024_08_13]/attendees/items/displayEmail` to the response with the `200` status
  - added the required property `data/oneOf[#/components/schemas/BookingOutput_2024_08_13]/hosts/items/displayEmail` to the response with the `200` status
  - added the required property `data/oneOf[#/components/schemas/GetRecurringSeatedBookingOutput_2024_08_13]/attendees/items/displayEmail` to the response with the `200` status
  - added the required property `data/oneOf[#/components/schemas/GetRecurringSeatedBookingOutput_2024_08_13]/hosts/items/displayEmail` to the response with the `200` status
  - added the required property `data/oneOf[#/components/schemas/GetSeatedBookingOutput_2024_08_13]/attendees/items/displayEmail` to the response with the `200` status
  - added the required property `data/oneOf[#/components/schemas/GetSeatedBookingOutput_2024_08_13]/hosts/items/displayEmail` to the response with the `200` status
  - added the required property `data/oneOf[#/components/schemas/RecurringBookingOutput_2024_08_13]/attendees/items/displayEmail` to the response with the `200` status
  - added the required property `data/oneOf[#/components/schemas/RecurringBookingOutput_2024_08_13]/hosts/items/displayEmail` to the response with the `200` status
- **2025-10-14** (v2) `480634069fae`: 1 info
  - added the new optional request property `oneOf[#/components/schemas/CancelSeatedBookingInput_2024_08_13]/cancellationReason`
- **2025-09-26** (v2) `daa3e48bc03a`: 9 breaking, 1 warning, 1 info
  - added `subschema #3, subschema #6` to the `data` response property `oneOf` list for the response status `200`
  - removed the required property `data/oneOf[#/components/schemas/BookingOutput_2024_08_13]/attendees/items/displayEmail` from the response with the `200` status
  - removed the required property `data/oneOf[#/components/schemas/BookingOutput_2024_08_13]/hosts/items/displayEmail` from the response with the `200` status
  - removed the required property `data/oneOf[#/components/schemas/GetRecurringSeatedBookingOutput_2024_08_13]/attendees/items/displayEmail` from the response with the `200` status
  - removed the required property `data/oneOf[#/components/schemas/GetRecurringSeatedBookingOutput_2024_08_13]/hosts/items/displayEmail` from the response with the `200` status
  - removed the required property `data/oneOf[#/components/schemas/GetSeatedBookingOutput_2024_08_13]/attendees/items/displayEmail` from the response with the `200` status
  - removed the required property `data/oneOf[#/components/schemas/GetSeatedBookingOutput_2024_08_13]/hosts/items/displayEmail` from the response with the `200` status
  - removed the required property `data/oneOf[#/components/schemas/RecurringBookingOutput_2024_08_13]/attendees/items/displayEmail` from the response with the `200` status
  - removed the required property `data/oneOf[#/components/schemas/RecurringBookingOutput_2024_08_13]/hosts/items/displayEmail` from the response with the `200` status
  - removed the request property `oneOf[#/components/schemas/CancelSeatedBookingInput_2024_08_13]/cancellationReason`
  - removed `subschema #3, subschema #6` from the `data` response property `oneOf` list for the response status `200`

---

[Operation](https://skmtc.dev/calcom/apis/cal-diy-api-v2/docs/v2/bookings/:bookingUid/cancel/post.md) - [API](https://skmtc.dev/calcom/apis/cal-diy-api-v2.md) - [Page](https://skmtc.dev/calcom/apis/cal-diy-api-v2/changes/v2/bookings/:bookingUid/cancel/post)