FAA Certifies Boeing 737 MAX 10 After Years of Delays

Boeing’s 737 MAX 10 has received FAA certification, clearing the final aircraft in the MAX family for sale after years of delays. The U.S. Department of Transportation and the FAA announced the approval Tuesday afternoon. The decision removes a major hurdle for Boeing and airlines that have been waiting for the largest MAX variant to complete the federal review. It doesn’t, by itself, put the aircraft into commercial service: customers and Boeing still have to move from certification toward delivery and operations.

That distinction matters. Certification establishes that the FAA has approved the aircraft for sale, while an airline’s path to service involves its own preparations. For Boeing, the announcement is a milestone after a prolonged process. For customers, it offers a clearer route to planning around the MAX 10, though the extended wait makes the next steps a test of execution as well as a matter of paperwork.

Transportation Secretary Sean Duffy said the agency’s review included thousands of hours of test flights. “After extensive safety reviews – including thousands of hours of test flights – the team at the FAA is ready to approve this critical aircraft for sale,” he said. Duffy described the decision as a win for U.S. manufacturing and aviation, and said the country would continue to lead in safety and innovation.

The FAA’s review is central to the significance of the announcement. An aircraft certification decision follows technical examination and testing; it isn’t simply a commercial green light issued because a manufacturer is ready to sell. Duffy’s description points to the scale of the work cited by the agency, although the announcement as presented doesn’t detail each test or explain how reviewers weighed the MAX 10’s specific design issues.

A long certification timeline

The MAX 10 had been expected to enter commercial service in 2020 or 2021. Two deadly crashes involving other MAX aircraft, changes to the FAA’s certification system and problems with the MAX 10’s engine anti-ice system all contributed to the delay.

Those factors help explain why the approval carries more weight than a routine addition to a product line. The crashes involved other MAX aircraft, but they shaped the wider scrutiny applied to the family and the certification process. Changes to the FAA’s system also affected how approvals were handled, while the engine anti-ice issue presented a separate technical problem for the MAX 10 itself. These were different sources of delay, with different implications for the manufacturer and the regulator.

The original expectation of service in 2020 or 2021 gives a sense of how far the schedule moved. A long delay can complicate planning for both an aircraft maker and its customers: fleet decisions depend on having a realistic view of when planes may be available, and that view can shift as technical work and review continue. The source doesn’t specify how individual airlines adjusted their plans, so the practical effect will vary by customer.

It’s the last MAX variant to gain certification. The MAX 7, which also endured years of holdups, received FAA approval in August. The MAX 10’s certification now puts attention on how quickly Boeing and its customers can move toward service after such an extended wait.

The family’s final certification closes one chapter, but it doesn’t answer every question about timing. Approval means the aircraft has cleared the certification hurdle described by the agencies; it doesn’t establish when each customer will receive its planes or begin carrying passengers on them. Here’s the thing: after years of schedule uncertainty, the next useful measure will be whether the move from approval to service proceeds as customers expect.

Airline customers

Canada’s WestJet is the MAX 10’s launch customer. Confirmed buyers also include United, Delta, American Airlines, Alaska Airlines and Ryanair.

That list gives the approval commercial reach across several major airlines, but it doesn’t reveal how many aircraft each customer expects to take or when deliveries are planned. Those details aren’t provided here. The launch-customer designation identifies WestJet’s position in the program; it shouldn’t be read as evidence that service will begin immediately.

For airlines, a new aircraft type can affect fleet planning, training and the work required to prepare an aircraft for operations. Similar programs typically involve coordination between the manufacturer and each customer, though the source doesn’t describe the specific arrangements these airlines have made. If you’re working in this space, the distinction between a certified aircraft and one ready for scheduled service is the practical point to watch.

What the approval changes

This is more significant than it looks because the MAX 10 was the last variant in the family awaiting certification, and its delay had stretched well beyond the expected entry into service. The approval gives Boeing and its customers a basis for taking the next steps. It also leaves the company with a delivery and service transition to execute after a lengthy review.

And yet, certification shouldn’t be mistaken for a clean slate. The history described here includes fatal crashes involving other MAX aircraft, changes in the FAA’s certification system and a technical issue specific to the MAX 10. The approval reflects the agency’s decision after its review; it doesn’t erase the reasons that review took time, or tell readers how quickly the aircraft will appear in airline service.

The numbers here are underwhelming in one sense: the announcement cites thousands of hours of test flights, but supplies no further breakdown of the review. That’s enough to convey the work’s scale, not enough to assess every technical question independently. A careful reading should keep both points in view.

A milestone, then. The next phase will show how Boeing and its airline customers turn certification into aircraft in service, after a wait that began with expectations of commercial operations in 2020 or 2021.