United Boeing 787s With New Polaris Seats, Ultra-Premium Configuration

In May 2025, United Airlines unveiled all-new cabins for long haul aircraft, a project that the airline is branding as United Elevate. While I’ve covered the details of the new cabins, there’s an exciting update — the first international flights with the new cabins are now on sale, so we know exactly what the entry into service for these planes will look like. Let’s cover all the details.

United’s Boeing 787-9s with 64 Polaris business class seats

United already has a massive fleet of 80 Boeing 787s, and the airline has an additional 140+ of these aircraft on order, which will be used for fleet renewal over the next decade or so. With United’s new 787-9 deliveries, the airline is introducing an uber-premium configuration, with just 222 seats. Specifically, these planes feature:

  • 64 Polaris business class seats, spread across 16 rows, in a 1-2-1 configuration; eight of those are Polaris Studio seats, which are the front row “business class plus” product
  • 35 Premium Plus premium economy seats, spread across five rows, in a 2-3-2 configuration
  • 123 economy seats, spread across 15 rows, in a 3-3-3 configuration; 39 of those are Economy Plus extra legroom seats

For context on the layout, the area between the first and second set of doors features 32 business class seats, then the space between the second and third set of doors features 32 business class seats and 35 premium economy seats, and then the space between the third and fourth set of doors features 123 economy seats.

You can see the seat map below. You’ll notice something unique, which is a function of United selecting the Elevate Ascent product in business class. In the center section, the forward cabin has seats in a reverse herringbone configuration (with seats facing inward), while the rear cabin has seats in a herringbone configuration (with seats facing outward).

United’s new Boeing 787-9 seat map

United’s current 787-9s are already among the most premium configured of any US airline, with 257 seats, including 48 business class seats, 21 premium economy seats, and 188 economy seats. In other words, this new configuration sees 16 extra business class seats, 14 extra premium economy seats, and 65 fewer economy seats.

United already has the largest long haul business class cabins of any US airline, on average, but this really takes it to the next level. These planes will presumably be pretty versatile, long term:

  • On one end of the spectrum, the premium configuration allows for even more range, given the lower weight of the aircraft
  • On the other end of the spectrum, some of these 787-9s are expected to eventually replace the premium 767-300ERs that United operates, to markets like London (LHR), where the range isn’t necessarily needed, but the premium demand is there
United has 767s with an ultra-premium layout

What to expect onboard United’s new premium Dreamliners

As I’ve covered in a separate post, not only are the carrier’s new Boeing 787-9s in a more premium configuration, but they also feature new seats, tip-to-tail.

The most exciting new product is the new United Polaris Studio seating, not only featuring much more spacious seats, but also an improved soft product, ranging from a caviar amuse bouche, to upgraded champagne, to additional amenities.

United Polaris Studio seating

Then there are new United Polaris seats, featuring doors, and hugely upgraded tech, ranging from bluetooth audio, to more charging options, to high definition entertainment monitors.

United Polaris seating

The new Premium Plus also looks like a significant improvement, with privacy shields, and upgraded tech.

United Premium Plus seating

Lastly, in economy, we can expect larger entertainment monitors with bluetooth audio.

United economy seating

In terms of aircraft-wide tech, these 787-9s will also eventually feature Starlink Wi-Fi, making these among the first wide body aircraft for the carrier to feature the new high speed and complimentary connectivity. However, they might not immediately have Starlink, given that FAA certification for the service is still in progress for the 787-9.

United’s new Boeing 787-9 delivery timeline & routes

This new premium layout is available on newly delivered Boeing 787-9s. What’s impressive is that United plans to take delivery of 30 of these aircraft by the end of 2027, and 20 of those are expected before the end of 2026 (though with constant delivery delays, who knows if that becomes a reality).

That’s a massive number of Dreamliners to add to the fleet, and United also claims that the 20 787s being delivered in 2026 will make up the most wide body aircraft that any airline in the United States has taken delivery of in a year since 1988. So much for Delta growing more internationally than United! Of course let’s see how this actually plays out, because when you’re relying on Boeing aircraft for growth, well… good luck.

Note that while some existing United planes will eventually be reconfigured with new cabins (the timeline is unclear), that doesn’t mean that they’ll get the same ultra premium layout, so expect them to be a bit higher density.

The first 787-9 with this new layout has the registration code N21102, and is expected to join the fleet very shortly, with several more to follow quickly. Here’s what we can expect from the initial routes:

  • Over the next few weeks, passengers may see the plane flying on select domestic routes, particularly between San Francisco (SFO) and Houston (IAH), for crew familiarization purposes
  • As of April 22, 2026, United will start flying the plane from San Francisco to Singapore (SIN), on flight numbers UA1/2
  • As of April 30, 2026, United will start flying the plane from San Francisco to London (LHR), on flight numbers UA901/900
The premium Boeing 787-9s will initially be based in San Francisco

Bottom line

United will soon launch service with the most premium aircraft we’ve ever seen operated by a US carrier. United is configuring its new Boeing 787-9s with just 222 seats, including 64 Polaris business class seats.

So not only are these the least densely configured aircraft of any US airline, but they also feature United’s all-new cabins, including new Polaris seats, Starlink Wi-Fi (hopefully — the timeline there is tricky), and much more.

We can expect the planes to fly from San Francisco to both Singapore and London as of late April 2026, so we’re just weeks from these planes making their international debut. Even before that, we’ll already see these planes flying domestically.

What do you make of United’s new premium Boeing 787-9s?

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Mike Guest

Just flew sfo-sin seat 12L. Much worse than the older polaris product. I'm 6'2" and can't lie straight because of the tiny footwell. Also seat doesn't recline much until foot is fully deployed, so the half lying position doesn't exist like it used to. Third, very hard to get out of the seat as my two feet don't fit together in the narrow passageway, I can't imagine a 70yr old navigating that. Finally storage space is tiny. No place to put your laptop and drink down. Clearly a downgrade to fit more seats. Another reason to fly the a350 on SQ.

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AeroB13a Guest

One has to concede that by American domestic aviation standards this update might well be classified as an “Ultra-Premium Configuration. The U.S. proletariat are undoubtedly going to be satisfied for the time being …. :-)

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WestCoastFlyer Guest

How on Earth will me-maw make it from one 1 to the rear of the J Cabin without taking a break?

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JHS Guest

Caviar aside, how’s the food?

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Dov Guest

It may seem like United is dramatically increasing its widebody fleet, but it is important to recognize that United has by necessity been forced to retire much of its United pre-merger (with Continental) 777-200 and 200ER fleet with Pratt and Whitney engines due to significant engine issues (jet engine replacement for such old aircraft is not financially reasonable). Taking the retirement of such aircraft into account, the fleet growth is not as dramatic as it might seem.

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