---
title: DeliveryFlatRateUpdateInput - GraphQL Admin
description: The input fields for updating a flat rate.
api_version: 2026-10
source_url:
  html: >-
    https://shopify.dev/docs/api/admin-graphql/latest/input-objects/DeliveryFlatRateUpdateInput
  md: >-
    https://shopify.dev/docs/api/admin-graphql/latest/input-objects/DeliveryFlatRateUpdateInput.md
api_name: admin
api_type: graphql
type: input-object
---

# Delivery​Flat​Rate​Update​Input

input\_object

The input fields for updating a flat rate.

## Fields

* price

  [Money​Input](https://shopify.dev/docs/api/admin-graphql/latest/input-objects/MoneyInput)

  The fixed price charged for this rate.

* transit​Time​Max​Seconds

  [Int](https://shopify.dev/docs/api/admin-graphql/latest/scalars/Int)

  The maximum estimated transit time in seconds.

* transit​Time​Min​Seconds

  [Int](https://shopify.dev/docs/api/admin-graphql/latest/scalars/Int)

  The minimum estimated transit time in seconds.

***

## Input objects using this input

* [Delivery​Flat​Rate​Group​Update​Input.rate](https://shopify.dev/docs/api/admin-graphql/latest/input-objects/DeliveryFlatRateGroupUpdateInput#fields-rate)

  INPUT OBJECT

  The input fields for updating a flat rate group.

***

## Map

### Input objects using this input

* [Delivery​Flat​Rate​Group​Update​Input.rate](https://shopify.dev/docs/api/admin-graphql/latest/input-objects/DeliveryFlatRateGroupUpdateInput#fields-rate)