Reported Southwest plan targets March 2027 for first 737 MAX 7 flights

A March 2027 target, reported and not confirmed

A report by View from the Wing, relayed by Aerospace Global News, described an internal rollout plan that would put the MAX 7 into passenger service in March 2027. Neither Southwest nor Boeing has confirmed the date. Southwest's annual report, filed in February, said it expected no MAX 7 deliveries in 2026; in September, Reuters reported that chief financial officer Tom Doxey expected initial deliveries around the end of 2026, with entry into service planned for early 2027.

The report says Southwest would begin accepting a group of 27 already-built MAX 7s in mid-to-late December 2026, with newly built aircraft possible from February 2027. Boeing had completed more than 20 of the type before certification, stored at its Moses Lake facility. Preparation would run at Paine Field, Phoenix and Kansas City, and each previously built jet would need at least five validation flights, one simulating an extended-overwater operation lasting more than three and a half hours.

The planned cabin has 150 Recaro seats, Starlink Wi-Fi, in-seat power and larger overhead bins. That differs from an earlier Southwest investor presentation showing 148 seats; the reason for the change has not been established. The 737-700 it replaces typically seats 137, so the planned layout adds 13 seats, about 9.5% more capacity. The MAX 7 is also smaller than Southwest's 175-seat 737 MAX 8, giving the airline a smaller option on routes that do not need the larger jet.

The MAX 7 is meant to replace Southwest's 737-700s, which the airline has had to keep flying for longer than expected because of certification delays. Southwest had firm orders for 269 MAX 7s as of 31 December 2025, its annual report shows, and holds around 90% of all orders for the variant.

Certification came in August, service did not

The FAA issued an amended type certificate for the 737 MAX 7 on 3 August 2026, closing a test programme that began in 2018. Southwest has said it needs about six months after certification to add the aircraft to its operating specifications, manuals, training programmes and maintenance procedures. Boeing said it and its launch customer were preparing the first aircraft for delivery, including bringing already-built jets up to the final certified configuration. Boeing said it continues to anticipate the first 737-7 delivery in 2027.

The aircraft is the smallest member of the MAX family but has the longest range, up to 3,800 nautical miles, about 8.5% further than the 737-8.

The software question hanging over deliveries

The FAA is reviewing a flight management computer software issue that, in certain circumstances after a missed approach, can cause the loss of automated vertical navigation. Southwest and United have decided not to accept new aircraft equipped with the affected versions, 14 and 14.1, and opted instead for an earlier release, according to AeroTime and Air Data News. The FAA certified the MAX 7 on version 14, which the review covers. Boeing's August notice to operators, reported by TechSpot, said more guidance was expected by November, with a software update planned for early 2028; Boeing said it is trying to move both dates forward. Boeing has told carriers they can return to an earlier version.

Boeing said it is working to determine how many MAX aircraft carry the software. Aviation data firm Cirium lists 2,422 MAX 8 and MAX 9 aircraft in service worldwide, TechSpot reported.

Federal rules generally require newly built aircraft to match the configuration the FAA approved during certification. It remains unclear whether Boeing could deliver new MAX 7s with the earlier software Southwest has asked for, TechSpot reported. That is the open question between the reported December handover and the March target.

What happens next

As of August, Southwest's published schedules showed no MAX 7 flying through March 2027. The reported timeline could still move on deliveries, operational preparations or regulatory approvals.