The Complete Flight Sim Career Platform — Fly, Manage, Expand
From your first freelance job to a full airline with AI crews — OnAir adds a persistent living economy to your flight simulator. Keep earning even when you log off.
Choose Your World
Three persistent worlds, always live. Enter all three independently — run a separate company in each, progress at your own pace.
Cumulus
Relaxed & Casual- ✅ AI pilots available
- ✅ Virtual Airlines (max 10)
- ❌ No leaderboard
Perfect for newcomers — low pressure, full features.
Stratus
Challenging with AI- ✅ AI pilots available
- ✅ Virtual Airlines (max 10)
- ✅ Leaderboard enabled
Balance between realism and flexibility.
Thunder
Hardcore — No AI- ❌ No AI pilots
- ✅ Virtual Airlines (unlimited)
- ✅ Leaderboard enabled
Every flight must be flown live by you.
Start Your Career as a Freelance Pilot
No aircraft to buy, no costs to manage. Pick a mission, fly it, get paid — and your progress carries over if you later decide to build an airline.
Fly Charter Jobs
Choose from cargo, rescue, or sightseeing. Earn XP, credits, and boost your aircraft rank.
Fly Regular Routes
Fly scheduled routes based on real-world airline schedules. Unlock pay bonuses as you progress.
Ready to Scale Up?
Switch to Advanced Career Mode for full control — aircraft, crews, routes, accounting. Learn more →
7 days free · no credit card · no commitment
Build & Run Your Own Airline
Buy or lease aircraft, hire pilots and mechanics, schedule routes — your AI crews keep flying and generating income 24/7, even while you're offline.
Manage Employees
Hire pilots, attendants, and mechanics. They keep working and flying while you're away.
Aircraft Operations
Buy, lease, or rent aircraft. Manage condition, fuel, and assignments across all your routes.
Detailed Accounting
Monitor all income and costs in real time. Stay profitable with full financial visibility.
Flight Tracking & Scoring
Track flights live and earn XP based on your performance and Flight Score.
Own an Airport
Set fuel prices, offer services, and earn passive income from every aircraft passing through.
Live Multiplayer World
See all ongoing flights in real time. Your company grows alongside thousands of others.
Basecamps
Deploy a basecamp anywhere to create a shared airport that generates jobs and lets you build factories.
Grow Your Revenue
Three powerful income paths: schedule your own flights, fulfill logistics jobs, or manufacture goods with industries.
Scheduled Routes
Create your own flights or generate route sets based on real-world airline schedules.
Logistics Center
From cargo and passengers to rescue missions — earn credits and XP with every delivery.
Level Up & Unlock New Skills
Every flight earns XP. Unlock career ranks and spend skill points in your Skill Tree — specialize in operations, logistics, or company management.
7 days free · no credit card · no commitment
Compatible with MSFS 2024 & 2020 · X-Plane 12 & 11 · P3D · FSXWeb Companion
Manage your airline from any browser, on any device — check finances, assign crews, monitor routes without launching the simulator. Included at no extra cost.
Open Web CompanionSee It in Action
This is what the base career mode should have been.— Wrecks Flies, OnAir Community
OnAir is by far the best career add-on out there IMO.— Clutch Cargo, OnAir Community
Creating my own goods, routes and tickets in a flight sim MMO? Exactly what I love.— Damien V., OnAir Community
Makes MSFS more enjoyable, but hate that I got addicted to it.— The Annihilator, OnAir Community
What Your Subscription Actually Funds
- Live servers running a persistent economy for thousands of pilots 24/7
- 13 million AI crew flights processed every month
- Active development — new features shipped every 2–3 weeks
- Cross-platform infrastructure across 5 simulators simultaneously
- Community modding and third-party integrations (SayIntentions AI)
Free alternatives exist. None of them run a live shared economy at this scale.
What You Need
💻 Minimum Specs
- Windows 11 (64-bit)
- Intel Core i3 processor
- 1 GB graphics card
- 8 GB RAM · 100 MB disk
- 1600×900 minimum resolution
- Internet connection required
✈️ Compatible Simulators
- Microsoft Flight Simulator 2024
- Microsoft Flight Simulator 2020
- X-Plane 12 & 11
- Lockheed Martin Prepar3D
- FSX: Steam Edition
Frequently Asked Questions
Your Airline Won't Build Itself
7 days free. No credit card. If you don't love it, you don't pay — but your AI crews will have already earned your first credits.
Fly My First Job FreeNo credit card required · Cancel anytime · Compatible with MSFS, X-Plane, P3D & FSX







































