Google QPX Express API Alternatives

List of APIs you can use now that the QPX Express API is deprecated.

About this Collection:

Google QPX Express API

About Google QPX Express APIs

Search for flights, compare prices and get a list of airlines with Google QPX Express APIs.

What is a Google QPX Express API?

A QPX application programming interface (API) is a RESTful web service that allows developers to integrate airline search functionality in their applications or website.

Google Express API depreciated in 2018. Today, QPX Express API alternatives are picking up where Google Express left off. These powerful alternative APIs provide a convenient solution for searching flight data.

How does a QPX API work?

A QPX API similar to Google Express utilizes the GET request method to access the API service provider’s resources. Developers obtain an API key, and then embed the API’s endpoints in their project to make requests. The JSON format for the output of results is common.

Who is a QPX API for?

Developers that create airline travel websites or client applications will find QPX APIs beneficial tools.

Businesses in the tourism and travel industry including airline companies, hotels, cruise organizers, and travel agents will also appreciate using APIs similar to what Google QPX Express APIs had offered.

Why is an API for flight data searches important?

New developers can expedite their projects when they integrate coding for the flight data search API functionality. Writing the code manually will slow down progress due to the time it takes to learn, debug, and retest.

Businesses can increase user engagement by providing themselves or their end users with a one-stop-shop place on their website or application to book airline travel. Automating booking processes helps businesses expand their geographical reach as well.

What can you expect from QPX APIs?

Developers can look forward to launching their projects sooner. In addition, they can rely on using secure connections that APIs provide.

Businesses in the travel industry can expect to research airlines and book flights effortlessly.

Are there examples of free QPX Express API alternatives?

RapidAPI’s Marketplace lists free and freemium QPX Express API alternatives that provide airline data in real-time. IATA and ICAO Codes by Vacationist allows users to search by International Air Transport Association (IATA) codes or International Civil Aviation Organization (ICAO) codes. The API is free and has unlimited requests.

Another API for retrieving airline data is Skyscanner Flight Search. Users can search for flight routes, prices, and more. It is a freemium plan with a free Basic plan that includes unlimited requests.

Best Google QPX APIs

  1. Skyscanner
  2. ADSBx
  3. Flight Data
  4. Great Circle Mapper
  5. Such Flight
  6. AeroDataBox
  7. IATA and ICAO Codes
  8. IATACodes


All Google QPX APIs are supported and made available in multiple developer programming languages and SDKs including:

  1. Node.js
  2. PHP
  3. Python
  4. Ruby
  5. Objective-C
  6. Java (Android)
  7. C# (.NET)
  8. cURL

Just select your preference from any API endpoints page.

Sign up today for free on RapidAPI to begin using Google QPX APIs!