English is the language of international communication. Knowing the language boosts your chances of finding a job in your country or abroad. If you want to travel the world and enjoy a rewarding career, then teaching English is the right choice.


While native speakers can teach without additional certification in some countries, getting a TEFL Certification will increase your income potential and job opportunities. Above all, it prepares you to become a better teacher for students.

1. Henry Harvin TEFL Academy

Henry Harvin is the Best TEFL Certification Online company that offers a 120-hour online TEFL course. The course is accredited by AAEFL (American Association of EFL), a well-known accreditation body in the teaching industry. 

120-hours TEFL / TESOL Online Certification Course

Ranked No. 1 Course | 100% interview guaranteed | Live Online Instructor-led TEFL Training & Certification | AAEFL Certified TEFL Course

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The course is delivered by experienced subject matter experts who are committed to your learning. The course can be taken by beginners as well as professionals as it requires only basic knowledge and qualification. 

The company offers placements support and more than 1200 students are working as ESL teachers after completing their course from Henry Harvin. The students get their certification within fourteen days of completing the course and are ready to apply with global recruiters instantly. 

“I’m glad that I joined Henry Harvin. I got online teaching job offers soon after completing the course. Today, I feel prepared and confident while teaching online.”

— Mark, Henry Harvin TEFL graduate

2. my TEFL

This is one of the most highly rated online TEFL programs. The company offers a  range of certification programs varying from 40 to 120 hours. It includes the fundamentals of classroom management as well as the basics of reading, 

listening, writing, and speaking skills. 

Students get 24/7 teacher and tech support during the course. They can review course materials even after 6 months of completing the course. Every graduate gets lifetime placement assistance and a recommendation letter to boost overseas teaching prospects.

myTEFL has a strong track record of global job placements. All the programs include 24/7 tutor and curriculum support, technical assistance, and library access.

3. English First

English First offers TEFL Certification, which is a globally recognized course. They also provide active teaching jobs in their language schools in Indonesia and China. 

However, the students must fulfill the following 3 requirements to  join this course:

  1. Only a national of New Zealand, South Africa, USA, UK, Ireland, or Canada can apply.
  2. Have a Bachelor’s degree and furnish authentic background details to the company.
  3. Commit to a 1-year contract (minimum) with the institute.

If you meet these criteria, you may get picked for free TEFL training.

4. British Council

They offer a free online TEFL course that is designed to boost the knowledge of language teachers across the world. The 4-week long course helps secondary school teachers to know how language assessment works. 

To join the best tefl certification online, one has to furnish proof of English language proficiency so they can benefit the most out of the course. The free online course does not include a certificate, but you can get a digital certificate for their paid course. 

5. Teach Away

The online teaching company offers 3-course options to choose from:

  1. 100-hour, 
  2. 120-hour, and
  3. 150-hour course options.

Besides, you can choose specializations that match your teaching goals and personal interests. They offer TEFL certificates accredited by a globally recognized body and complete job assistance.

6. International TEFL Academy

This part-time TEFL certification promises the best student-teacher ratio. The small 170-hour course is delivered by highly qualified teachers and includes interactive activities like webinars, lectures, and chat sessions.

This course comprises classroom learning as well as practical teaching experience. A personal tutor helps you with your studies and answers all your queries throughout the course. The students also get job search assistance and get connected with thousands of International TEFL Academy graduates around the globe.

“I got exceptional support from instructors and staff from start to finish. I can now confidently pursue my dream of becoming an ESL teacher.” 

— Jacob, ITL graduate

7. TEFLPros

Their 120-hour online TEFL course is fully accredited and offers quality education with supreme flexibility. It includes real-life teaching and classroom videos for the best learning experience.

TEFLPros polishes your essential skills such as preparing classroom materials, lesson planning, and handling difficult classroom situations. To ensure you get value for your money, the company allows you to do one module for free. 

8. UNI-Prep Institute

The 120-hour online certification is ideal for those looking to start their teaching career. The course takes 2-4 weeks to complete, although students get up to a year to review the materials. 

The program includes language assessment, classroom management, and lesson planning besides the fundamentals of reading, listening, writing, and speaking skills.

Job search assistance and teacher support is included. Although there are no major prerequisites, a high school diploma and advanced English proficiency are required.

9. Cambridge Assessment English

Cambridge Assessment English offers a 4-week course that helps you to understand online teaching methods better. The course enhances your knowledge about digital teaching tools and helps you understand the learning needs of non-native speakers.

The free course doesn’t include any certificate but the paid version comes with a  certification that validates successful course completion.

10. ITTT Online 

If you are looking for an online TEFL certification to meet job requirements, IIIT Online is a great option. The course not only hones your teaching skills but also fulfills your requirement to get a 250-hour TEFL/TESOL certificate.

However, for those who need tutor support, the company offers a personal tutor as well.

ITTT’s certification enjoys global recognition, so your credential will remain acceptable whenever you change your location or jobs. In addition, all IIIT graduates get access to lifetime to job assistance service after completing the course.

11. i-to-i TEFL

i-to-i TEFL goes beyond the standard 120-hour courses as they offer up to 320-hour courses. The 180-hour or more course includes additional modules like business English, teaching young learners, grammar knowledge, advanced lesson planning, etc,.

You can either choose to do the TEFL certifications solely online or take a hybrid option that includes 2 days of active classroom learning with experienced and qualified tutors. All the courses comprise 120 hours of curriculum and support from diplomas provided by Cambridge English (DELTA) qualified tutors. 

The graduates get paid placements in Vietnam and China, and an unpaid internship opportunity in Thailand lasting from 7 weeks to 5 months. The company bears expenses for accommodation. If you want to explore the international TEFL landscape, this course promises great opportunities.  

“i-to-i TEFL course offers extensive knowledge that is necessary for teaching English internationally. Their course materials and grammar lessons proved immensely helpful in my teaching classes.” 

– Sam, TEFL graduate.

12. Premier TEFL

Premier TEFL offers future English teachers a range of course options for joining their certification. Every program includes various features, whether it is their standard 120-hour online course or other more intensive programs.

The students can learn all the fundamentals through their app and other eBooks which gives the freedom to learn from any location.  Besides their comprehensive course material, students receive teacher support throughout the course. 

What makes it one of the best TEFL certifications online is the letter of reference provided to every graduate on completion of the course. This letter proves useful when students apply for jobs with global employers.

13. CIEE’s TEFL Certification

Their 150-hour course can be done in just 3 months. It comprises 130 hours of online classes and an additional 20-hour internship that allows students to brush up their teaching skills in a real classroom. 

The internship can be done in the local community. This teaching will prepare you to start your active teaching career. The course fee includes personal tutor support who interact and give their feedback to the students. In addition, the students get a chance to brainstorm with their classmates and share their experiences. 

The company also offers complete job assistance. If you are a fresher looking to break into the teaching profession, this is a great opportunity. The native English speakers with no teaching experience as well as non-native speakers having advanced language proficiency proof can join the course.

14. Maximo Nivel

The company has a completely online 100-hour TEFL certification that includes active teaching experience. The only difference is that while other online courses demand in-person teaching internships, Maximo Nivel allows you to conduct your live 6-hour class with language learners via Skype. 

The trainers observe these sessions and give their feedback aimed at improving your teaching skills. Another thing that makes it the best TEFL certification online is their personal tutor support via Zoom or Skype. 

This allows students to get feedback on their teaching methods and classwork as well as interact with the tutor.  

Once you complete the course, you get access to placement support that ensures your teaching career kicks off as soon as you are ready! 

15. Vantage TEFL

The company boasts a 100% review score from past students and industry experts. Their 120-hour course is ideal for those looking to pursue an international teaching career. Approved by USA’s Lamar University, this course equals 3 credit hours. Students get a maximum of 6 months to finish the course.

What makes this course unique is the comprehensive, regulated 6-hour internship in Thailand. For those who are looking to start off their teaching career in Asia, this is the right place to begin. You will get a chance to get used to the and network in the new surroundings. 

The employment market shows that the ESL teachers working in Asia earn the most as compared to their counterparts working in other locations. Connect with Vantage TEFL to start a rewarding online teaching career!

Why Choose Online TEFL Certification?

Confused about doing a TEFL course offline or online? Don’t worry. We are here to help. Here’s why you should choose an online course: 

  1. Online TEFL courses offer the flexibility to study and work at your convenience. 
  2. If you have a bachelor’s degree in any subject (or pursuing one), adding an online TEFL course to your qualification can jump-start your career as an online ESL teacher. 
  3. The course enhances your teaching skills as well as helps you to generate fresh ideas for activities for your students. 

How To Choose The Best TEFL Certification Online 2021?

There are several online courses with varying features. Let us find out how you can choose the best TEFL Certification of all:

1. Reviews

The easiest way to choose the best online course is to read the reviews that the course has received. You can read the testimonials and experiences shared by past students to judge the potential of the course.

2. Recommendations

Feedback from fellow students or industry experts can help you decide the best course. 

3. Range of courses offered

 The best TEFL Certification online company should offer a range of TEFL/TESL/TESOL courses that are accredited by a reputable organization. 

4. Resources

The course should comprise quality learning resources and online classroom activities that help you to teach better.

5. Range of job placement opportunities

A credible course company offers 100% job placement support. They help you connect with recruiters across the world and start teaching without delay.

Based on these criteria, here is a list of 15 Best TEFL Certification Online 2021:


If you have a passion for teaching, a hunger for adventure, a positive attitude, and a desire to explore new cultures, English teaching can prove to be the best career for you. 

Although teaching sounds challenging, it can be equally rewarding as it opens opportunities to travel and teach around the world.

You can have a chance to make a difference in the lives of learners of all ages. But, to have this enviable career, you need to have the right training and credentials. Join one of the best online TEFL certifications today and see your dream come true in no time!

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  1. pihu khanna Reply

    One of the informative blog posts. Thank you so much for providing the best choices for TEFL certification.

  2. girish kumar Reply

    This blog is the best medium for sharing the soft skills for teachers that will enhance their teaching ability. I was searching for it. Thanks a lot.

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