One of the best ways to find cheap flights from Johannesburg to Cape Town is to compare seasons and departure days.
Based on Alternative Airlines data, here are the busiest and quietest times to fly, which can impact the cost of your flight:
Busiest days
- 45% of searches for Johannesburg to Cape Town are for flights departing on Thursday or Friday.
- If you don't need to travel on these days, try comparing flights across the rest of the week.
Quietest days
- Tuesday and Sunday account for only 20% of searches together.
- Because there’s less demand for flights on these days, fares can be lower.
Busiest month
- 17% of searches are for December, making it the most popular month to fly.
- Due to higher demand, fares can be higher during this month.
Quietest time
- South African winter (June to August) is less busy, with 14% of searches combined.
- This is likely due to Cape Town's rainy season.
It’s worth checking a few dates before you book, or looking for lower fares in exchange for the wetter weather. Our Best Fare Finder makes this even easier, helping you find flights that fit your budget.
Based on 12 months of Alternative Airlines search data for Johannesburg (JNB) to Cape Town (CPT), from 21st September 2025 to 20th September 2026.