Activity Diagram for Hotel Room Booking

The UML activity diagram is a diagram that presents the flow of hotel room booking system activities. It is one of the methods used to document the system’s behavior in terms of its activities and development.

Additionally, the activity diagram uses symbols to define the overall workflow of the hotel management system. It is composed of activities, decisions, and paths (flows).

Hotel Room Booking Activity Diagram: Details

Name:Hotel Room Booking System Activity Diagram
UML Diagram:Activity Diagram
Users:Hotel Admin, Customers, and Employees.
Tools Used:Online tools that provide activity diagram symbols.
Hotel Room Booking Activity Diagram – Details

What is Online Hotel Room Booking System?

The online hotel room booking system is a convenient software that lets the customer book a room online. It is used by hotel businesses to process transactions without the need for a middleman. This also helps them provide quality service for their customer.

The advantage of online hotel booking software is it makes the hotel accessible to customers anytime and anywhere. As a result, the software could improve the competitiveness of the business as well as its productivity. Above all, the system enables the owners to save money, time, and effort.

Define Hotel Room Booking System Activity Diagram

UML defines a hotel room booking system activity diagram as a very effective behavior diagram. This diagram shows the flow of interaction between the system and clients. This is done by helping them visualize the system’s functionality in various degrees of detail.

The activity diagram in UML describes the processes in a use case diagram. Its’ illustration can also be sequential or concurrent. It is one of the Online Hotel Room Booking System UML diagrams.

Hotel Room Booking System Activity Diagram

The activity diagram example expands the hotel management system’s concepts. It is shown in the detailed illustration to enlighten the programmers.

Activity Diagram for Online Hotel Room Booking System in UML
Activity Diagram for Online Hotel Room Booking System in UML

As seen in the illustration, we used the swimlane with three partitions. The left partition of the diagram shows the admin lane. This lane covers all the possible activities and scope of an admin when using the system.

The right partition is used as the customer’s lane. This lane shows the customer’s scope and activities.

Now, the system’s scope and activities were placed in the middle. This is to show that the system acts as the middleman between the admin and the customer. Therefore, the system is accessible to both users.

To access the system, the users must have their accounts logged into the software. The functions were then emphasized as the activities flowed and the system and the user communicates.

You can add more to this and it is up to you how will you create your activity diagram. But, make sure that you have precise information and include the important decisions (actions).

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How to Draw an Activity Diagram?

Time needed: 1 minute.

Here are the steps in developing (designing) the activity diagram.

  • Step 1: Familiarize Activity Diagram Symbols

    To draw an activity diagram, you need to familiarize yourself first with the symbols used. The symbols let you discuss the system’s flow of activities and interaction.

  • Step 2: Identify the flow of actions.

    After familiarizing the symbols used, you will need to identify the flow of actions. The flow of actions would be based on your use case diagram.

    Actions describe the series of activities when a user invokes the hotel room booking.

  • Step 3: Involve the Actors (users) included.

    Actors carry out their actions on things, transforming them into other objects or changing their state. This actor is someone or something that interacts with the system.

  • Step 4: Map the flow of activities.

    To make a flow or path for activities, make sure you know that the flows can be sequential, branching, or run.


In conclusion, we have learned What is an activity diagram for hotel management system and the steps including room reservations. This diagram acts as one of the methodologies for creating a room booking for the hotel management system.

Therefore, using an activity diagram in UML will not only let you understand the project but also tell you its benefits. This diagram works best with the other UML Diagrams.


If you have inquiries or suggestions about the Activity Diagram for Online Hotel Room Booking, just leave us your comments below. We would be glad to hear to concerns and suggestions and be part of your learning.

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