What Is SaaS: Definition, Meaning, Examples

SaaS (Software as a Service)

SaaS is a type of software distribution model in which the applications are hosted by a third-party provider in the cloud and accessed by the users over the internet, usually through a web browser. Instead of buying, installing, and maintaining software on local servers (on-premise), travel companies subscribed to the software on a pay-as-you-go basis.

Home Travel Glossary S SaaS (Software as a Service)

The Shift from CAPEX to OPEX

The use of SaaS in the travel industry is a fundamental shift in finances.

  • Legacy Model (CAPEX): In the past, a hotel or airline would have to make a huge Capital Expenditure (CAPEX) to purchase servers and perpetual software licenses in advance. This had to be a massive initial cash investment and an additional IT team to operate the hardware.
  • SaaS Model (OPEX): In the case of SaaS, the cost is an Operating Expense (OPEX). The company pays a predictable monthly or yearly subscription fee. This lowers the barrier to entry so that a small boutique hotel can use the same powerful Revenue Management System (RMS) as a global chain without the million-dollar price tag.

Multi-Tenancy: The Economy of Scale

SaaS is based on multi-tenant architecture.

Imagine an apartment house. In the old model, all tenants were responsible for building their own water treatment plant (server). In the SaaS model, we all live in the same building and have the same water supply (infrastructure), but we have our own private key to our apartment (data).

Because the infrastructure costs are shared across thousands of clients, it means that the vendor can force the updates, security patches, and new features on everyone at the same time. When a SaaS provider works on their booking engine to accept Apple Pay, every travel agency that uses the platform receives the feature instantly.

Examples in Travel

SaaS has touched every vertical of the industry:

  • Hospitality: Cloud PMSs (like Mews or Cloudbeds) give your front desk staff a check-in/check-out with a tablet from anywhere in the lobby.
  • Corporate Travel: Expense management tools (such as Expensify) let travelers take a picture of receipts on their phone so that information will be synced with the finance team immediately.
  • Aviation: Imagine crew management software for shifting pilots through a mobile app.

Frequently Asked Questions

Is SaaS secure?

Generally, yes. Major SaaS providers (like Salesforce or Oracle) spend a lot more time on cybersecurity and compliance (PCI DSS, GDPR) than a single travel agency or hotel could possibly spend on his/her own local servers.

What will happen if the internet goes down?

This is the primary vulnerability. Since SaaS exists in the cloud, you need a connection to access it. However, many modern SaaS apps have Offline Mode, which enables staff to do basic tasks (such as checking in a guest) and sync the data when they are back online.

What is the difference between SaaS and Cloud-Native?

How the software is built (microservices) is Cloud-Native. SaaS is the method by which the software is sold (subscription). Software can be sold as SaaS but still be built on older architecture, though the best SaaS products are usually cloud native.

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