What is YSFlight?

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Featured Screenshots

YSFlight is the only free flight simulator where anything is possible. Download YSFlight and join our community today!

YSFlight is a free flight simulator that places the user in control. Basic avionics, forgiving flight models, and uncomplicated weapons systems make YSFlight easy to learn, while a vibrant modding and online flight community draws new fans in and holds veterans' attention. Try this amazing free flight simulation today and you too will find that though this simulator may not have the world’s greatest graphics, it is like nothing else the world has ever seen - and it’s all FREE.

Download YSFlight
For Windows, Mac OS X, and Linux

For combat pilots

Challenge enemies head-on with a variety of weapons.

  • Take on your opponents in air combat, on singleplayer mode or online
  • Defend the airport against enemy bombers and attack aircraft
  • Fly low to eliminate hostile targets and clear a path for friendly forces
  • Rise to the top of the blacklist and become the most wanted player online
Visit Combat HQ

For civilian pilots

Take a flight along the coast, or around the world.

  • Earn your virtual airline money by accumulating flight hours
  • Take part in real Air Traffic Control sessions online
  • Take off in a small single-engine plane, or a massive jumbo jet
  • Battle weather effects as you fly towards your destination
Visit Civilian HQ

For aerobatic pilots

Perform maneuvers that no other simulator can achieve.

  • Improve your formation flying skills offline or online
  • Compete in air races with fellow YSFlight pilots
  • Perform at airshows hosted throughout the year
  • Become the most skilled aerobatic pilot in YSFlight
Visit Aerobatic HQ

Welcome to YSFlight Headquarters!

Welcome to YSFlight Headquarters, the best English-speaking YSFlight fan community since 2010. Here, you can find add-ons, servers, and information for YSFlight, as well as a tight but large fan community. Visit the links on the top to have a look around, and enjoy your time on our website!

YSFHQ Forums

The heart of the YSFlight community is on the forum. Join in on the fun here.

Visit the forum

YSFlight Wiki

Visit the official wiki to find all kinds of information on YSFlight. Tutorials, links, and more!

Read the wiki

YSUpload Addons

Download all kinds of YSFlight addons for free on YSUpload.com, the official addon host for YSFHQ.

Download some addons

YSFlight Headquarters News

TeamSpeak Usage

Posted on by

Here at YSFHQ, our mission is to enhance the experience of those playing YSFlight by creating a fun, inviting atmosphere. One of the ways we create such an atmosphere is by offering ways for YSFlight players to interact online – the discussion forums is our primary way of doing this, but we also offer a TeamSpeak server and [most recently] the YSFHQ WW3 server. These such services give community members new ways to interact with each other and the game itself. TeamSpeak has always been a key component of the YSFlight experience, and any online gaming experience, for it allows users to communicate easily over voice, leaving hands free for holding a joystick and shooting at opponents. The staff take great pride in being able … Read More

YSFHQ is hiring!

Posted on by

What a roller coaster ride these last few months have been. We’ve built a great product, and it’s still in the process of improving. To help us continue our mission and to keep the site up, we’re looking for some more developers and designers to volunteer (this is an unpaid position). It’s a great way to gain real-world experience and work on interesting problems. Student developers & designers are quite welcome. Our job offerings (volunteer): Junior Web Developer – You’ll be helping Eric and the other YSFHQ engineers maintain the various platforms YSFHQ currently uses. You’ll also get the chance to help build a new leaderboard, serverlist, and more. Interested candidates should have experience with PHP, HTML/CSS, and preferably Linux experience. Time commitment should be … Read More

Featured Addons

  • Project Sunderland

    This pack contains Short Sunderlands from B Mk I all the way up to the GR Mk V. All aircraft have been created with panel lines and detailed cockpits as standard. Happy flying!

  • Mh3w Scenery Pack A

    Contains 15 maps including Chicago v3.0, Runway City, Chaos City, Red Planet, Raceway and etc.