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TESOL Certification Guide

Save on Your TESOL Certification

Find TESOL Course Packages for the Top Countries

Our mission at OnTESOL is to offer online TESOL certification courses that prepare trainees to become independent and reflective English teachers. Our internationally recognized TESOL courses offer comprehensive training in grammar, phonology, and methodology. OnTESOL courses are fully accredited for teaching jobs in Canada and internationally.

What makes OnTESOL courses equivalent to CELTA and more comprehensive than other online TESOL / TEFL / TESL courses are the lab assignments. In these assignments, trainees learn to create detailed lesson plans using a variety of Communicative and Task-Oriented teaching approaches.

The advanced TESOL certification courses offered by OnTESOL can help you take a gap-year and travel or pursue a career in the field of Teaching English to Speakers of Other Languages.


Below you will find a list of popular teaching destinations and TESOL certification packages with discounts

Online TESOL Certification with Tutor Support

Your personal teacher trainer will answer your questions and provide extensive feedback on your assignments.  The assignments will challenge you to prepare professional lesson plans using Communicative Language Teaching (CLT) methods, so the feedback from your tutor is an invaluable part of the learning process.

Online TESOL certification Canada

Take the most comprehensive TESOL certification program in the world and get the credentials that you need to pursue a successful and lucrative career. The 250-hour TESOL Diploma program is more comprehensive than any 4-week TESOL / TEFL course, including CELTA and Trinity CertTESOL. Graduates who complete a separate 20-hour Practicum are eligible for TESL Canada Professional Standard 2 accreditation.

TESOL certificate by TESL Canada

120-hour Advanced TESOL certificate is equivalent to CELTA / Trinity CertTESOL. This advanced TESOL certification course is fully online and graduates can complete a separate 20-hour Practicum anywhere in the world in order to qualify for TESL Canada Professional Standard 1 accreditation.

FAQ: What Will I Learn in a TESOL Certification Course?

If you want to learn more about what a TESOL certificate course is all about, check our our How to Teach English blog to find articles written by our accredited teacher trainers and graduates. Our You Tube channel also has many video tutorials on the most effective TESOL methods.

Ready to Become TESOL Certified?

Our accredited TESOL programs will give you the skills and knowledge you need.