First, you need to understand that the only way to increase a happy ghast's flying speed in Minecraft is through commands. The creature is not affected by any swiftness potion thrown at it.

However, there is a simple trick to spawn the ghastling without the dried ghast block using commands in Minecraft Java Edition.

Minecraft’s chat window doubles as a console, granting a lot of power to the player in both Bedrock and Java Editions. With several commands at their disposal, one can bend a few rules in the ...

Luckily, there’s a quirky little trick that lets you boost your ghast’s speed using nothing but pigs and some clever movement. No mods, no command blocks—just pure Minecraft logic.