Discover the Best Seats on United’s Boeing 777-300ER in 2025

The Boeing 777-300ER has been a staple of long-haul travel since its debut in 2004. United Airlines, the largest operator of this aircraft type in North America, introduced it to its fleet in December 2016. As of 2025, United Airlines operates a total of 22 Boeing 777-300ERs, each configured for a unique passenger experience across three distinct cabins: business, premium economy, and economy class.

United Airlines and the Boeing 777-300ER

United Airlines currently possesses 22 Boeing 777-300ERs, acquired since its first delivery. These aircraft can accommodate up to 350 passengers, with a configuration of 60 seats in business class, 24 in premium economy, and 266 in economy class, which includes 62 extra legroom options. The fleet features a mix of older and newer models, with the oldest aircraft having been in service for nearly nine years, while the youngest is just over five years old.

The economy class, featuring 266 Collins Aspire seats arranged in a 3-4-3 layout, provides a seating pitch of 31 inches and a width of 17.1 inches. Although the seats are compact, a recline of up to three inches offers some comfort for long-haul flights. Notably, rows 56 and 57 adopt a 2-4-2 configuration, making these seats ideal for couples seeking a more private travel experience.

Comfort Options in Economy and Premium Economy

United Airlines also offers an Economy Plus product, which includes 62 extra legroom seats. These seats maintain the same width as standard economy seats but provide a pitch of 34 inches and an increased recline of four inches. The first row of extra legroom seats, located in row 30, offers additional space due to the bulkhead.

The distinction between economy and premium economy is evident on United’s Boeing 777-300ERs. The premium economy cabin features 24 Collins MiQ seats arranged in a 2-4-2 configuration. Passengers in this cabin enjoy a seat width of 18.7 inches, up to six inches of recline, and a 13-inch high-definition personal TV screen. The front row, row 20, is located just behind business class, further enhancing the experience with additional legroom and a quieter atmosphere.

In business class, United Airlines offers 60 Safran Optima seats arranged in a 1-2-1 configuration. Each seat provides direct aisle access and converts into a fully flat bed measuring 6 feet 6 inches long. The first row of business class seats is particularly desirable, as it is distanced from galleys and bathrooms, allowing for a more tranquil environment.

The table below summarizes the key features of each class:

Routes and Operational Insights

United Airlines employs its fleet of Boeing 777-300ERs on various domestic and international routes, primarily from its hub at San Francisco International Airport (SFO). Recent data from Flightradar24 indicates that the aircraft frequently operates flights to destinations such as Taipei, Hong Kong, Honolulu, Manila, and Dubai, among others.

The Boeing 777-300ER, renowned for its high passenger capacity and long-range capabilities, continues to be a significant asset in United’s fleet. The aircraft is powered by two General Electric GE90 engines, known for their impressive thrust capabilities, making it suitable for some of the longest flights in the world.

Despite the emergence of newer models like the Boeing 787 and Airbus A350, the Boeing 777-300ER remains a reliable choice for airlines. United Airlines has yet to place an order for the newer Boeing 777X, which is projected to enter service in March 2026. This aircraft promises to combine modern technology with the capacity of its predecessor, but for now, the Boeing 777-300ER remains the flagship of United’s fleet.

Passengers seeking comfort on their flights should consider the best options available: row 1 in business class, row 20 in premium economy, and rows 30 and 56-57 in economy class. The selection of seats can significantly enhance the overall travel experience on long-haul journeys, highlighting the importance of choosing the right seat for comfort on extended flights.