Spending · subcategory
Air transportation
Air traffic control, airports, and aviation security. Part of Transportation. FY2025 net outlays: $29.7B, 20% of the category and 0.42% of all federal spending. The largest program is Trust Fund Share of FAA Activities (Airport and Airway Trust Fund) ($12.5B).
$29.7B
FY2025 net outlays
20%
of Transportation
−0.1%
change from FY2024 ($29.8B)
21
programs (accounts) with FY2025 spending
Every program
21 accounts with FY2025 spending in Air transportation, largest first. Hover or tap a bar for details.
Mandatory (set by standing law)Discretionary (set by yearly appropriations)
Show 1 smaller programs
How the total adds up
| Programs (the 21 accounts above) | $34.8B |
| Offsets: premiums, fees, loan repayments, and other collections (7 accounts) | −$5.02B |
| Net outlays, matching OMB Historical Table 3.2 | $29.7B |
The largest offsets
| Proceeds, Air Carrier Equity Related Transactions Department of the Treasury | −$3.00B |
| Passenger Security Fees Returned to the General Fund Department of Homeland Security | −$1.60B |
| Fees, Aviation Security Capital Fund Department of Homeland Security | −$250M |
| Aviation Insurance Revolving Fund Federal Aviation Administration | −$155M |
| Air Carrier Worker Support Departmental Offices | −$9M |
| Proceeds from Aircraft Sales, Facilities and Equipment Department of Transportation | −$6M |
| Property Disposal or Lease Proceeds, Aviation User Fee Department of Transportation | −$2M |
All programs, sortable
Sparklines show each program in 2025 dollars, FY2000–2025.
| Program | Type | FY2024 | FY2025 | Change | FY2000–2025 |
|---|---|---|---|---|---|
| Trust Fund Share of FAA Activities (Airport and Airway Trust Fund) Federal Aviation Administration | Discretionary | $11.7B | $12.5B | +7.2% | |
| Operations and Support Transportation Security Administration | Discretionary | $6.39B | $7.72B | +21% | |
| Grants-in-aid for Airports (Airport and Airway Trust Fund) Federal Aviation Administration | Discretionary | $4.07B | $3.74B | −8.1% | |
| Facilities and Equipment (Airport and Airway Trust Fund) Federal Aviation Administration | Discretionary | $3.08B | $3.20B | +3.8% | |
| Airport Infrastructure Grants Federal Aviation Administration | Discretionary | $1.07B | $1.87B | +75% | |
| Operations Federal Aviation Administration | Discretionary | $947M | $1.22B | +29% | |
| Airport Terminal Program Federal Aviation Administration | Discretionary | $596M | $994M | +67% | |
| Aeronautics National Aeronautics and Space Administration | Discretionary | $947M | $974M | +2.9% | |
| Payments to Air Carriers Office of the Secretary | Discretionary | $373M | $479M | +28% | |
| Facilities and Equipment Federal Aviation Administration | Discretionary | $404M | $466M | +15% | |
| Procurement, Construction, and Improvements Transportation Security Administration | Mandatory | $361M | $439M | +22% | |
| Relief for Airports Federal Aviation Administration | Mandatory | $1.06B | $338M | −68% | |
| Grants-in-Aid for Airports Federal Aviation Administration | Discretionary | $111M | $273M | +146% | |
| Research, Engineering and Development (Airport and Airway Trust Fund) Federal Aviation Administration | Discretionary | $236M | $225M | −4.7% | |
| Essential Air Service and Rural Airport Improvement Fund Office of the Secretary | Mandatory | $194M | $156M | −20% | |
| Administrative Services Franchise Fund Federal Aviation Administration | Discretionary | −$62M | $109M | n/a | |
| Research and Development Transportation Security Administration | Discretionary | $36M | $18M | −50% | |
| Transportation Demonstration Program Office of the Secretary | Discretionary | $17M | $15M | −12% | |
| Research, Engineering, and Development Federal Aviation Administration | Mandatory | $1M | $15M | +1400% | |
| Intelligence and Vetting Transportation Security Administration | Discretionary | $0 | $2M | n/a | |
| Aviation User Fees Federal Aviation Administration | Mandatory | $1M | $1M | +0.0% |
Air transportation since 1993
Net outlays in 2025 dollars, fiscal years 1993–2025.