It's the end of an era for Hawaiian Airlines.
Nearly two years after it was announced that Alaska Airlines would acquire Hawaiian Airlines — and just over a year after the deal was completed — the last Hawaiian Airlines flight to the use the HA call signal arrived in Honolulu early this morning from American Samoa.
The move comes after Alaska Airlines on Wednesday received a single operating certificate, or SOC, from the Federal Aviation Administration. It’s a major milestone in the continued efforts to integrate the operations of the two airlines.
The distinct Alaska Airlines and Hawaiian Airlines brands remain, but this means the airlines are now operating under a single call sign, AS, which pilots and dispatchers use to communicate with air traffic control, Alaska Airlines explained in an announcement Wednesday.
According to that announcement, this is an FAA regulatory requirement that “marks the successful integration of training, policies, procedures and manuals across both airlines.”
Alex Da Silva, regional communications director — Hawai‘i for Alaska Airlines and Hawaiian Airlines, told Aloha State Daily it was a smooth transition, and that there are no material changes for guests.
“The most notable change is that we are assigning new HA flight numbers to avoid duplication with AS flight numbers, but the HA code preceding the flight numbers will remain in place until we reach a single passenger service system in late April.”
Once the airlines transition to a single passenger service system — the main technology guests use to plan trips, book tickets and on the day of travel — all flights will use an AS code, the announcement notes, but adds that travelers can still view and book Hawaiian Airline flights, which will be branded across its digital channels with an image of the Pualani aircraft tails.
The adoption of a single passenger service system next spring is the next big milestone in the merger and integration process, Da Silva says, noting that’ll be followed by the combination of collective bargaining agreements with the airlines’ unionized teams in about 12 to 18 months.
Another key milestone, however, was marked at the start of the month with the transition from HawaiianMiles to a joint loyalty program offered by both Hawaiian and Alaska airlines, Atmos Rewards.
“We're very pleased with the transition of HawaiianMiles to Atmos Rewards and excited for our members to experience the full benefits of the program,” Da Silva told ASD. “At the same time, we recognize there is a learning curve as our members familiarize themselves with the features of the new program. We remain engaged with our members and always appreciate their feedback, and we are honoring several legacy HawaiianMiles benefits through the end of the year.”
You can read more about those details here. Other account questions are answered here.
Additionally, with the single operating certificate secured, Wednesday also marked the changing of the guards, so to speak, at Hawaiian Airlines, with several Honolulu-based leadership roles formally taking effect.
Diana Birkett Rakow, formerly the executive vice president of public affairs and sustainability at Alaska Airlines, became CEO of Hawaiian Airlines Wednesday. The first woman to hold that position, she succeeds Joe Sprague, who has held the position since the acquisition was completed in September 2024 and is retiring.
Birkett Rakow was named to the role, effective Oct. 29, last month.
Jim Landers, Hawaiian Airlines senior vice president for technical operations, is now head of Hawai‘i operations and Shelly Parker, Horizon Air’s vice president of station operations and inflight is now head of Hawai‘i guest operations, Wednesday's announcement noted. Read more about the Honolulu leadership team here.
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Stephanie Salmons can be reached at stephanie@alohastatedaily.com.




