🔥 Trending United Airlines Adds New Routes from San Francisco (SFO)

United Airlines has been significantly expanding its network from San Francisco International Airport (SFO), which serves as its fifth-busiest hub ⁴. The airline has announced several new routes and increased frequencies, making SFO its largest operation in company history at this airport ³⁵⁶.

New Nonstop Routes and Expansions from SFO

United Airlines' recent expansions from SFO include a mix of domestic and international destinations, aiming to strengthen its presence across various regions.

Domestic Expansions

• Cincinnati/Northern Kentucky (CVG): United Airlines will launch daily nonstop service between SFO and Cincinnati/Northern Kentucky International Airport (CVG) starting October 25, 2026. This new service replaces previous limited weekly flights ¹². Tickets for this route became available for purchase on August 6, 2026 ¹.
• Portland, Maine (PWM): United inaugurated the first-ever nonstop flight between San Francisco and Portland, Maine, establishing the state's first direct link to the Bay Area. This route covers nearly 2,800 miles and is operated by a Boeing 737 MAX 8 ⁸.
• Broader Domestic Growth: For summer 2026, United Airlines is adding 28 additional domestic flights to its SFO operations. These expanded routes cover both the East and West Coasts, as well as parts of Hawaii ³⁶.

International Expansions

United is also enhancing its international offerings from SFO, particularly focusing on its role as a transpacific mega-hub ⁷.

• Panama City, Panama: In 2025, United launched new nonstop flights to Panama City, Panama ⁵.
• San Jose, Costa Rica: Also in 2025, new nonstop service to San Jose, Costa Rica was introduced ⁵.
• Sapporo, Japan (CTS): United has added a new winter-seasonal nonstop flight to Sapporo, the capital of Japan's northern Hokkaido prefecture. This move is part of United's strategy to expand its Asia-Pacific network from SFO ⁷.

These expansions demonstrate United Airlines' continued commitment to growing its network from SFO, offering more than 100 destinations and operating an average of over 570 daily round trips from the airport ⁴.