Most similar plugins just block the /fly command in game and can easily be tricked. With Anti World Fly, no more hassle, prevent users from flying in a world or typing specific commands no matter how hard they try!

Documentation
Feature requests, support and issues
Plugin translations
Source code

Main Features

Specify the blocked worlds in which the plugin operates (will NOT affect other worlds)
Disable /fly, /efly and /essentials:fly commands in blocked worlds
Disable any additional commands you specify in the config
Disable flying when entering blocked worlds
Disable flying when connecting to blocked worlds
Disable flying in blocked Creative worlds
Disable flying when changing to Creative mode in blocked worlds (optional)
Re-enable flying when switching back to a world where a player is allowed to fly (optional)
Display screen titles when entering a blocked world (optional)
Display chat message when entering a blocked world (optional)
Easy to use commands, user-friendly interface
Language file to modify all displayed texts; 5 available translations
In game or console commands
Very lightweight and efficient plugin, no dependencies
Compatible with any Minecraft version from 1.7.9 to 1.21.4
Open-source

Support

You can get support by opening an issue on the project's GitHub page here. I rarely check the comments here, so GitHub is the best place to get support!

Screenshots

Main help command (/awf):

/awf

Flying disabled in a world (with optional screen titles and chat message):

Flying blocked on world join.

v2.5.3

MC 1.20.6, 1.21, 1.9, 1.16, 1.19.3, 1.20.2, 1.18.1, 1.20, 1.20.4, 1.19.2, 1.20.5, 1.20.1, 1.20.3, 1.17, 1.14, 1.18, 1.11, 1.12, 1.10, 1.15, 1.19.4, 1.13, 1.8, 1.19, 1.18.2

Release 2025-02-10 Get

v2.5.4

MC 1.20.6, 1.21, 1.9, 1.16, 1.19.3, 1.20.2, 1.18.1, 1.20, 1.20.4, 1.20.3-Snapshot, 1.19.2, 1.20.5, 1.20.1, 1.20.3, 1.17, 1.14, 1.18, 1.11, 1.20.5-Snapshot, 1.12, 1.10, 1.15

Release 2025-02-10 Get

v2.5.2

MC 1.9, 1.16, 1.19.3, 1.18.1, 1.19.2, 1.17, 1.14, 1.8.3, 1.8.1, 1.18, 1.11, 1.12, 1.10, 1.15, 1.13, 1.8, 1.19, 1.18.2, 1.19.1

Release 2023-02-28 Get

v2.5.1

MC CB 1.7.9-R0.2, 1.9, 1.16, 1.18.1, 1.17, 1.14, 1.8.3, 1.8.1, 1.18, 1.11, 1.12, CB 1.7.9-R0.1, 1.10, 1.15, 1.13, 1.8, 1.19, 1.18.2, 1.19.1

Release 2022-08-17 Get

v2.5.0 - WorldGuard Support

MC 1.9, 1.16, 1.17, 1.18, 1.11, 1.14, 1.13, 1.8, 1.12, 1.10, 1.15

Release 2021-12-13 Get

AntiWorldFly v2.4.1

MC 1.9, 1.16, 1.17, 1.11, 1.14, 1.8.3, 1.8.1, 1.13, 1.8, 1.12, 1.10, 1.15

Release 2021-06-30 Get

AntiWorldFly v2.4.0

MC CB 1.7.9-R0.2, 1.9, 1.16, 1.17, 1.11, 1.14, 1.8.3, 1.8.1, 1.13, 1.8, 1.12, CB 1.7.9-R0.1, 1.10, 1.15

Release 2021-01-22 Get

AntiWorldFly v2.3.12

MC CB 1.7.9-R0.2, 1.9, 1.16, 1.11, 1.14, 1.8.3, 1.8.1, 1.13, 1.8, 1.12, CB 1.7.9-R0.1, 1.10, 1.15

Release 2020-12-26 Get

AntiWorldFly v2.3.11

MC CB 1.7.9-R0.2, 1.9, 1.16, 1.11, 1.14, 1.8.3, 1.8.1, 1.13, 1.8, 1.12, CB 1.7.9-R0.1, 1.10, 1.15

Release 2020-12-21 Get

AntiWorldFly v2.3.10

MC CB 1.7.9-R0.2, 1.9, 1.16, 1.11, 1.14, 1.8.3, 1.8.1, 1.13, 1.8, 1.12, CB 1.7.9-R0.1, 1.10, 1.15

Release 2020-12-20 Get

AntiWorldFly v2.3.8

MC CB 1.7.9-R0.2, 1.9, 1.16, 1.11, 1.14, 1.8.3, 1.8.1, 1.13, 1.8, 1.12, CB 1.7.9-R0.1, 1.10, 1.15

Release 2020-07-04 Get

AntiWorldFly v2.3.7

MC CB 1.7.9-R0.2, 1.9, 1.11, 1.14, 1.8.3, 1.8.1, 1.13, 1.8, 1.12, CB 1.7.9-R0.1, 1.10, 1.15

Release 2019-05-25 Get

AntiWorldFly v2.3.6

MC CB 1.7.9-R0.2, 1.9, 1.11, 1.14, 1.8.3, 1.8.1, 1.13, 1.8, 1.12, CB 1.7.9-R0.1, 1.10

Release 2019-01-19 Get

AntiWorldFly v2.3.5

MC CB 1.7.9-R0.2, 1.9, 1.11, 1.8.3, 1.8.1, 1.13, 1.8, 1.12, CB 1.7.9-R0.1, 1.10

Release 2018-08-10 Get

AntiWorldFly v2.3.4