United Airlines has begun deploying Boeing 737 MAX 8 aircraft to Guam International Airport (GUM) as part of its fleet modernization plan. The airline is replacing its older 737-800 fleet at the hub with MAX 8s to improve operational reliability and passenger experience.
The airline’s first flights utilizing the MAX 8 from GUM will commence on April 30, with routes targeting Tokyo Narita Airport (NRT). By the end of 2026, United expects all its narrowbody flights originating from Guam to be operated exclusively with the Boeing 737 MAX 8.
Regional Service Expansion
GUM serves as a regional hub for United in the Pacific, connecting to 15 destinations. The airline plans to base 10 MAX 8 aircraft at Guam, replacing the current fleet of 737-800s. In addition to domestic routes, United operates fifth-freedom flights from GUM via NRT to destinations such as Cebu, Ulaanbaatar (UBN), and Koror (ROR). By May 2, select flights on these routes will switch from 737-800s to MAX 8s.
"The introduction of the Boeing 737 MAX 8 [at GUM] helps us deliver a more consistent and reliable experience for customers traveling to the 15 destinations we serve throughout the region," said Patrick Quayle, United’s senior vice president for global network planning and alliances.
By late August, all flights from GUM to NRT, as well as services to islands such as Saipan and Yap, will operate with MAX 8 aircraft. United currently operates 42 weekly flights connecting GUM to Japan, including NRT, Tokyo Haneda, Nagoya, and Osaka.
The MAX 8’s features include seatback screens, Bluetooth connectivity, Wi-Fi, increased legroom options, and larger overhead storage, aiming to enhance the customer experience during regional travel.

