250-hour TESOL Diploma – TESL Canada Certification


Advanced TESOL certification recognized by TESL Canada and ACTDEC UK. OnTESOL’s 250-hour TESOL Diploma program is perfect for people who want to pursue a career in the field of Teaching English to Speakers of Other Languages (TESOL), whether in Canada or abroad.

About the 250-hour Syllabus - TESOL Diploma

The 250-hour TESOL Diploma was developed by Coventry House International to offer advanced TESOL training in an online format. This program is an extended version of the on-site Trinity CertTESOL / TESL Canada Standard 1 course that Coventry House International offers in Toronto. Get the most comprehensive training in grammar, methodology, and phonology with Coventry House International-OnTESOL (See course syllabus).

TESOL Diploma & Accreditation

Upon successful completion of all exams, tasks, and assignments, graduates receive a 250-hour TESOL Diploma awarded by Coventry House International-OnTESOL. Graduates are eligible for ACTDEC UK Level 5 accreditation and those who complete a 20-hour Practicum are eligible for TESL Canada Professional Standard 2 accreditation (See accreditations and requirements).

TESL Canada certification and ACTDEC accreditation

Tuition Fee: CND$ 975 (Approximately US$ 885, EUR 645, GBP 539).

250-hour TESOL Diploma graduates save 50% on the TEYL and TBEC specialist courses.

What’s included in the 250-hour TESOL Diploma?

- Online/printable course material
- Professional tutor support
- Video lectures
- Task-integrated videos
- OnTESOL’s internationally recognized 250-hour TESOL Diploma mailed to any location in the world
- Access to job board, list of schools and recruiters

Below you will find video tutorials on Communicative Language Teaching methods, using authentic material, teaching integrated skills, and teaching grammar. For more video tutorials, visit the OnTESOL You Tube channel.


The 250-hour TESOL Diploma program was designed for trainees who need to take a TESOL certification course at their own pace in order to meet other work or study commitments. The minimum time necessary to complete this course is 2 months. The maximum time given to complete this course is 8 months.


The 20-hour Practicum is separate and optional. TESOL Diploma graduates who complete this module are eligible for TESL Canada accreditation. The Practicum can be completed in any country and there isn’t a deadline to complete this module. Visit accreditations and requirements or contact us for more information.

250-hour TESOL Diploma