Buying airtime using MTN Mobile Money (MoMo) is one of the easiest and fastest ways to load airtime in Uganda. But many people still search for clear steps — especially after MTN introduced new menu updates, fees, and cashback rewards.

This guide covers every way to buy airtime using MTN MoMo, plus common errors and bonus tips to save money.

How to Buy Airtime from MTN MoMo Using USSD (*165#)

This is the most reliable method.

Step-by-step:

2. Dial *165#

3. Select Option 1 – Airtime

4. Choose:

   • 1. Buy Airtime (for yourself)

   • 2. Buy for other numbers

5. Enter the amount

6. Enter your MoMo PIN

7. You’ll receive an SMS confirming the purchase

How to Buy Airtime via MTN MoMo App

If you prefer a modern experience:

Steps:

1. Install MTN MoMo app from Google Play/App Store
2. Log in with your number
3. Tap Buy Airtime
4. Choose self or another number
5. Enter amount and confirm

Benefits:

• Track all airtime purchases
• Save numbers
• See transaction history
• No need to remember USSD codes

How to Buy Airtime from MyMTN App

The MyMTN app allows more than airtime purchases.

How to do it:

1. Download the MyMTN app
2. Log in
3. Tap Buy Airtime
4. Enter the amount
5. Confirm with MoMo PIN

How to Buy Airtime for Another Number

You can buy airtime for:

• Family
• Friends
• Employees
• Secondary devices

Steps:

1. Dial *165# → Airtime
2. Select Buy for other numbers
3. Enter the MTN number
4. Enter amount
5. Enter MoMo PIN

Airtime Discounts, Bonuses & Cashback

MTN Uganda often offers bonuses like:

• 10% extra airtime when buying via the MyMTN app
• MoMo cashback for large airtime purchases
• Double airtime promotions (seasonal)

To avoid missing offers:

• Check the MyMTN app every Friday
• Dial *165# → MoMo Offers
• Follow MTN social media for flash promotions

6. Why Your Airtime Purchase May Fail

·        1. Low MoMo balance

• Always check your balance using *165*8#.

·        2. Wrong phone number entered

• MTN does not reverse airtime mistakes instantly.

·        3. PIN errors

• Entering the wrong PIN 3 times can block your MoMo wallet.

·        4. Network downtime

• Retry after a few minutes or use the app.

·        5. SIM registration issues

• Unregistered SIM cards cannot complete MoMo transactions.

7. Can You Reverse Airtime Bought by Mistake?

MTN Uganda usually treats airtime reversals as not guaranteed, but you may have a chance if:

• The airtime has not been used
• You call immediately
• The number is MTN

How to request reversal:

1. Call 100
2. Provide the wrong number
3. Provide transaction ID
4. Wait for review

I can write a full guide on airtime reversal if you want.

Final Thoughts

MTN MoMo is the easiest way to buy airtime in Uganda today. Whether you use USSD or the MoMo app, the process is simple, fast, and convenient. Make sure your SIM card is active and registered, and always double-check the number before confirming.