high season

US /ˈhaɪ ˌsiː.zən/
UK /ˈhaɪ ˌsiː.zən/
"high season" picture
1.

temporada alta

the time of year when a particular holiday or tourist destination is most popular and prices are highest

:
Traveling during the high season can be very expensive.
Viajar durante la temporada alta puede ser muy caro.
The hotel is fully booked for the entire high season.
El hotel está completamente reservado para toda la temporada alta.