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Why OnTESOL

Globally Renowned Since 2003

Why Choose OnTESOL?

Watch This Video to Learn How OnTESOL Can Take Your Teaching Career to the Next Level

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Is OnTESOL Right for You?

Choosing the right TESOL/TEFL course is an important decision. With so many programs available, it’s essential to select one that provides both high academic standards and practical teaching skills.

OnTESOL is designed for those who want to teach English professionally—whether abroad, online, or in Canada and USA.

Read more: Are we a fit?

OnTESOL is perfect for:

  • Recent Graduates: Take a gap year abroad, teach English online, and build skills that will enhance your future career.
  • Experienced ESL Teachers: Upgrade your credentials & qualify for higher-paying jobs.
  • K-12 Educators: Expand your teaching skillset with TESOL/TEFL and earn U.S Continuing Education Units online!
  • Career Changers: Launch your ESL teaching career confidently with a comprehensive, internationally accredited TESOL/TEFL certification that opens doors to global teaching opportunities.

OnTESOL vs. Foundational TEFL Courses

We specialize in professional-level training because most TESOL/TEFL courses fall short. Many online courses only provide foundational knowledge through basic tests and essays, leaving teachers unprepared.

OnTESOL Foundational
✅ Accepted in Canada, the U.S., and abroad ❌ Often require additional training to meet employer standards
✅ Professional-level, globally recognized certification ❌ Foundational-level, often unrecognized in top destinations
✅ Practical training with real lesson planning assignments ❌ Basic essays and multiple-choice tests
✅ Prepares for long-term, international career success ❌ Limited to entry-level gap-year experiences
✅ Designed for aspiring and experienced teachers ❌ Geared toward beginners with minimal career focus

30% of our students came to OnTESOL after realizing their first TESOL course wasn’t enough!

How OnTESOL Stands Out

Unlike many introductory TEFL courses that focus on theory alone, OnTESOL emphasizes real teaching practice through structured lesson planning assignments, live instruction, and interactive components.

What you’ll gain:

  • Advanced TESOL Training : Covering grammar, phonology, and teaching methodologies.
  • Hands-On Learning: Practice creating real lesson plans with expert feedback.
  • Flexible & Practical Approach: Self-paced learning with structured support.
  • Internationally Recognized Certification: Qualify for a wide range of teaching jobs.

At OnTESOL, we hire teacher trainers with more than 10 years of experience in the ESL classroom and more than 5 years of experience in CELTA, Trinity CertTESOL, or TESL Canada approved courses. Some of our tutors bring more than 30 years of industry expertise! All of our tutors are TESL Canada recognized, ensuring you receive professional guidance from highly qualified and experienced educators.

What OnTESOL Trainees Are Looking For

Our students have one thing in common: they want advanced, accredited TESOL training that is affordable, flexible, and globally recognized.

With OnTESOL, you get:

  • Affordable & Advanced – Get high-quality training at a competitive price.
  • Globally Recognized Certification – Teach abroad, online, in Canada, or the U.S.
  • Interactive Learning & Live Features (Available in Select Courses) – Engage with trainers and peers in real time.
  • Real-World Skills – Hands-on lesson planning and optional practicum.
  • Comprehensive Training for Success – Graduate prepared, not just certified.


At OnTESOL, we provide a well-rounded learning experience that combines academic depth with practical application—ensuring you graduate with the skills and confidence to teach anywhere in the world.

Explore Recognized TESOL / TEFL Courses

Explore Our Unique Features

When you enroll with OnTESOL, you get access to:

  • A textbook: Read online, download, or print.
  • Pre-recorded videos: Video tutorials, recorded ESL Lessons, FAQ videos.
  • Interactive quizzes: Track your progress and stay engaged.
  • Discussion forums: Connect with peers and share insights.
  • Grammar & Phonology Wizards: Get expert answers from senior trainers.
  • Personal tutor support: Receive feedback on your lesson plans.
  • 12-hour live module via Zoom: Included in the 168-hour Hybrid TEFL & 250-hour TESOL Diploma.
  • Lifetime job assistance: Job board access & resume support.
  • Optional Practicum Module: Gain real supervised teaching experience.

Accredited & Recognized Worldwide

OnTESOL is accredited by the leading TESOL/TEFL organizations in Canada and the USA. This ensures that your TESOL certification is valid worldwide—including for jobs in North America.

Accrediting Council for Continuing Education & Training (ACCET): A U.S Department of Education Recognized Agency

TESL Canada: The leading Canadian organization for recognizing TESOL/TESL/TEFL training. Required to teach English in Canada.

TESL Canada and ACCET logos – OnTESOL is an accredited and internationally recognized TESOL/TEFL training provide

To become eligible for TESL Canada certification, OnTESOL graduates must complete the Practicum, hold an undergraduate degree, and be native speakers or hold a valid English Language Proficiency score.

Our ACCET accreditation means you will earn Continuing Education Units (CEUs) with the OnTESOL certificate to maintain your state teaching licence and meet employment requirements in the USA.

Read more: OnTESOL Accreditations

Which Course is Right For You?

Questions about our programs? We’re here to help!