The Cleartrip Hotel Book Java Sample Code by Cleartrip demonstrates API interaction. It displays code to find lodging narrowing down to check-in date, number of rooms, number of adults & children, and booking code. It also includes code to integrate credit card information. Code in Ruby and PHP available at http://www.cleartrip.com/api/docs/hotel-api/index.shtml
Have you ever been sick in a foreign country but unable to communicate what you needed? Or robbed and needing help without the cash to pay for it or the language to convey it? That's what happened to the two founders who went on to create Verbalizeit out of that experience, Ryan Frankel and Kunal Sarda. Their Verbalizeit API lets you connect users to human translators on conference calls and on the web.
Looking through our directory of travel APIs and getting lost? That's no surprise; we've cataloged 168 of them so far. Fortunately, Valentin Dombrovsky, CEO of Travelatus did a great service by focusing on the 5 he says, "are the ones that offer interesting opportunities for your site—no matter who you are, an OTA, an airline or a hotel chain, for example." Writing for Tnooz, the magazine that talks travel tech, his 5 picks are rome2rio, DealAngel, Evature, Flightstats, and InKnowledge's Taxi Fare Calculator.