Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Surabaya to Azerbaijan as you normally would.
Related info for your journey
Useful info, stats and facts about Surabaya to Azerbaijan flights.
If you book a flight to Azerbaijan from Surabaya, you will be flying from Juanda, which is the city’s only airport. Surabaya Juanda (SUB) is located 15.0 km from the centre of Surabaya.
This is defined as Surabaya Juanda Airport (SUB) and Baku Heydar Aliyev Airport (GYD). Codes like Baku Heydar Aliyev Airport are often used to just call airports uniquely. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Gyandzha Airport (KVD), Nakhichevan Airport (NAJ), Lǝnkǝran Lankaran Intl Airport (LLK), Gabala Intl Airport (GBB), Fuzuli Intl Airport (FZL).