Aircraft Inspections & Preventive Maintenance in Upland, CA

Know What Your Aircraft Needs


Aircraft inspections and preventive maintenance help you stay informed about your aircraft’s condition and identify items that may require attention.


Keltic Aviation provides aircraft inspections and preventive maintenance from our shop in Upland, California, backed by 30 years of hands-on aviation experience. We take a careful, hands-on approach to inspections and preventive maintenance.

We Do It Right. No Shortcuts.

Aircraft Inspection & Preventive Maintenance Services


Keltic Aviation combines aircraft inspection experience with maintenance and repair capabilities, providing a clear path forward when an inspection identifies something that needs attention.

Aircraft Inspections

We provide aircraft inspections with a careful approach focused on evaluating aircraft condition and identifying items that may require service.

Preventive Maintenance

Stay attentive to your aircraft’s ongoing service needs with preventive maintenance based on the aircraft and the work required.

Inspection Findings & Follow-Up Service

When an inspection identifies a maintenance, repair, or avionics concern, Keltic Aviation can help address the finding through our related aircraft services.


Explore Aircraft Maintenance & Repair | Avionics Repair & Troubleshooting

Aircraft Maintenance & Repair


Avionics Repair & Troubleshooting


Avionics Installation & Upgrades


Aircraft Inspections & Preventive Maintenance


Navigation, Communication & Flight Systems


Our primary services include:

Black calendar icon with a white check mark

When to Schedule an Aircraft Inspection or Maintenance

Aircraft owners may contact Keltic Aviation when:

Not sure what type of inspection or maintenance your aircraft needs? Tell us about your aircraft and the service you are looking for.

From Inspection Findings to Aircraft Service


An inspection can identify maintenance, repair, or avionics concerns that require further attention. With aircraft maintenance and avionics capabilities available from the same shop, Keltic Aviation can help you move from inspection findings to the appropriate service.

Why Choose Keltic Aviation?

Aircraft Inspections & Maintenance in Upland, CA


Keltic Aviation provides aircraft inspections and preventive maintenance at 1749 W 13th St, Hangar 9A, Upland, CA 91786.

Need to schedule an inspection or discuss preventive maintenance? Contact our team about your aircraft and the service you need.

Frequently Asked Questions

  • Does Keltic Aviation perform aircraft inspections?

    Yes. Keltic Aviation provides aircraft inspections from our shop in Upland, California. Contact us to discuss the inspection your aircraft needs.

  • Does Keltic Aviation provide preventive maintenance?

    Yes. We provide preventive maintenance based on the needs of the aircraft and the service required.

  • Can Keltic Aviation address items found during an inspection?

    Yes. We also provide Aircraft Maintenance & Repair, allowing us to address maintenance and repair needs identified during an inspection.

  • What if an inspection identifies an avionics concern?

    Keltic Aviation provides Avionics Repair & Troubleshooting and service for Navigation, Communication & Flight Systems. Contact us to discuss the concern and the appropriate next step.

Schedule an Aircraft Inspection

Need an aircraft inspection, preventive maintenance, or follow-up service? Talk with Keltic Aviation about what your aircraft needs.

We Do It Right. No Shortcuts.