San Francisco International Airport Terminal Map (2025-2024)

Location: California, United States

Welcome to the San Francisco International Airport Terminal Map, where your travel experience begins!

San Francisco International Airport (SFO) is a major international airport serving the San Francisco Bay Area, located 13 miles south of downtown San Francisco. It features four terminals (1, 2, 3, and International) with 110 gates, serving over 50 million passengers annually. SFO is a hub for United Airlines and Alaska Airlines, offering flights to 150 destinations worldwide through 63 airlines.

This page features the most up-to-date SFO Airport Terminal information, highlighting fantastic dining options like Boudin Bakery and Sam Choy’s Poke to fuel your adventure. Don’t miss shopping at local favorites like the SFMOMA Museum Store.

With key details on security lines and ground transportation options, you’re set for a smooth journey through one of the country’s busiest airports. Get ready for takeoff!

San Francisco International Airport Terminal Map 2025

As of July 16, 2025, part of Terminal 3’s Departures Lobby closed for construction while the F1 Security Checkpoint and ticketing counters remained operational. Beginning July 28 through October 17, 2025, the post-security connector from Terminal 2 to Terminal 3 closed nightly from 11:30pm to 3:45am. The $2.6 billion Terminal 3 West Modernization project advanced, renovating 650,000 square feet, adding seismic retrofits, expanding security, and creating 200,000 square feet of new space for food, beverage, and retail. REAL ID became required for domestic flights May 7, 2025.

San Francisco International Airport – International Terminal Map 2025

Questions about San Francisco International Airport – International Terminal Map 2025

Which terminal in SFO is for international flights? San Francisco International Airport (SFO) uses the International Terminal for all international flights. The International Terminal is located between Terminal 1 and Terminal 3. It serves departing and arriving passengers on global routes, with customs and immigration facilities inside the terminal.

Can I walk from terminal 1 to the international terminal in SFO? Yes, you can walk from Terminal 1 to the International Terminal at SFO. The walkway is accessible pre-security and takes about 5 to 10 minutes. Post-security access is not available, so travelers must exit and re-clear security for international departures.

Are Terminal 1 and international A connected at SFO? Terminal 1 and International Terminal A at SFO are connected pre-security via a walkway. There is no post-security connection between them, so passengers must exit and re-clear security if transferring between the two terminals.

San Francisco International Airport Terminal 1 Map 2025

Two new sit-down restaurants open in Terminal 1 in early 2025. Taste of the City begins operation during the first quarter of the year as a casual sit-down option for passengers. Balboa Café also opens in the first quarter of 2025 as a sit-down dining venue within Terminal 1, providing another food service addition for travelers. Both restaurants debut as part of scheduled construction and development phases in the terminal’s ongoing upgrades.

Questions about San Francisco International Airport Terminal 1 Map 2025

Is Terminal 1 the same as terminal A at SFO? Terminal 1 at San Francisco International Airport (SFO) includes Boarding Area B and Boarding Area C. Terminal A is not the same; it is part of the International Terminal, specifically Boarding Area A for international departures. Terminal 1 serves mainly domestic flights, while Terminal A handles international routes.

Is Terminal 1 at SFO international or domestic? Terminal 1 at SFO is a domestic terminal. It handles U.S. flights for airlines like Southwest, JetBlue, and American Airlines. All international departures occur in the International Terminal, not Terminal 1.

What flies out of Terminal 1 SFO? Terminal 1 at SFO serves domestic flights for Southwest Airlines, JetBlue, American Airlines, and Frontier. It handles check-in, security, and baggage claim for these carriers. No international flights operate from Terminal 1.

San Francisco International Airport Terminal 2 Map 2025

From July 28 to October 17, 2025, the post-security connector between Terminal 2 and Terminal 3 at San Francisco International Airport will be closed nightly from 11:30 pm until 3:45 am, Monday night through Friday morning. This temporary closure is scheduled as part of ongoing construction activities affecting the connector’s accessibility and operations during those specified nighttime hours.

Questions about San Francisco International Airport Terminal 2 Map 2025

Is terminal 2 at SFO international? Terminal 2 at San Francisco International Airport (SFO) is not international. It is a domestic terminal that serves Alaska Airlines and Delta Air Lines flights within the United States. International flights at SFO operate only from the International Terminal, which contains Boarding Areas A and G.

What airlines fly out of Terminal 2 in SFO? Terminal 2 at SFO is used by Alaska Airlines and Delta Air Lines for domestic flights. Both airlines operate check-in, baggage claim, and gates within the terminal. Terminal 2 features modern amenities and TSA PreCheck access for eligible passengers.

Is Terminal 2 at SFO domestic or international? Terminal 2 at SFO is a domestic terminal. It serves airlines like Alaska and Delta for U.S. flights only. International flights depart from the International Terminal, not Terminal 2.

San Francisco International Airport Terminal 3 Map 2025

In 2025, San Francisco International Airport’s Terminal 3 experienced multiple closures beginning mid-July. On July 15, portions of the departures lobby and bag claim areas were closed, with passengers rerouted around impacted spaces. From July 16, a larger section of the Departures Lobby was closed for construction, and this remained in effect as of August announcements. On August 11, all CLEAR security lanes in Terminal 3 closed, along with the pedestrian bridge and Garage F tunnel connecting to the Terminal 3 AirTrain Station.

Questions about San Francisco International Airport Terminal 3 Map 2025

Is terminal 3 at SFO international or domestic? Terminal 3 at San Francisco International Airport (SFO) is domestic. It serves United Airlines flights within the United States and connects directly to the International Terminal for passengers making international connections. All nonstop international departures operate only from the International Terminal, not Terminal 3.

What airlines fly out of terminal 3 at SFO? Terminal 3 at SFO is primarily used by United Airlines for domestic flights. It includes United’s domestic gates, check-in, baggage claim, and access to United Club lounges. No other major airlines operate out of Terminal 3.

San Francisco International Airport Post-Security Connectors Map 2025

From July 28 to October 17, 2025, the post-security connector linking Terminal 2 and Terminal 3 at San Francisco International Airport is closed nightly from 11:30 pm until 3:45 am, Monday night through Friday morning. This closure is part of scheduled construction activity affecting passenger movement between the two terminals during the specified overnight hours, with the connector reopening outside of those restricted times.

Questions about San Francisco International Airport Post-Security Connectors Map 2025

Which terminals are connected to post-security SFO? At SFO, Terminals 1, 2, and 3 are not connected post-security. However, Terminals 2 and 3 are connected post-security via a secure walkway. International Terminal G connects post-security to Terminal 3 for United passengers only. All terminals connect pre-security via AirTrain.

Can you walk between terminals after security at SFO? You can walk between Terminals 2 and 3 after security at SFO using a secure connector. Terminal G (International) also connects post-security to Terminal 3 for United flights. Other terminals are not connected post-security and require exiting and re-clearing security.

What happened to the SFO post office? The SFO post office permanently closed in 2020 due to declining demand and changes in airport operations. Travelers must now use nearby USPS locations in Millbrae or South San Francisco. No replacement facility exists within the terminal complex.

What security does SFO use? SFO uses TSA security screening at all terminals, with additional CLEAR lanes and TSA PreCheck available for expedited access. The airport follows federal TSA protocols, including body scanners, X-ray machines, and manual inspections. Security varies slightly by terminal and airline.

San Francisco International Airport Moving Around SFO Map 2025

From July 28 to October 17, 2025, the post-security walkway between Terminals 2 and 3 is closed nightly from 11:30 pm to 3:45 am, with alternate terminal routes in place. On August 11, the pedestrian bridge and Garage F tunnel to the Terminal 3 AirTrain Station closed, also requiring alternate paths for passengers. In addition, from August 25 through August 28, nightly from 11:00 pm to 6:00 am, AirTrain Red Line service to International Terminal A and Terminal 1 was suspended.

Questions about San Francisco International Airport Moving Around SFO Map 2025

How long to walk between terminals in SFO? Walking between terminals at SFO takes 5 to 10 minutes for adjacent terminals. Terminals 2 and 3 are directly connected post-security. Walking between non-connected terminals requires exiting security and may take up to 20 minutes, depending on foot traffic and distance.

How do you get between terminals at SFO? You can get between terminals at SFO by walking or using the AirTrain. Terminals 2 and 3 are connected post-security. For other terminals, use the AirTrain, which operates 24/7 and connects all terminals, parking garages, BART, and rental car center.

Does SFO have a people mover? Yes, SFO has a people mover called AirTrain. It operates 24/7 and connects all terminals, parking garages, the BART station, and the rental car center. AirTrain has two lines—Red and Blue—that run every 4 to 5 minutes and are free to use.

Printable San Francisco International Airport Terminal Map PDF 2025

Download the complete San Francisco International Airport Terminal Map 2025 in PDF format for printing or offline use.

Questions About San Francisco International Airport Terminal Map 2025

Is SFO easy to navigate? SFO is easy to navigate due to its clear signage, connected terminals, and AirTrain service. Terminals 1, 2, and 3 are walkable, while the AirTrain links all terminals to parking, rental cars, and BART. Travelers can move between areas in under 15 minutes during normal traffic.

What is the busiest time at SFO? The busiest time at SFO is between 6:00 AM and 9:00 AM and again from 4:00 PM to 7:00 PM. These peak periods align with business travel and flight departures. Fridays and Sundays are typically the most crowded days due to weekend travel surges.

What is the best side to fly into SFO? The best side to fly into SFO is typically the right side of the plane when landing from the north. This side offers views of the San Francisco skyline, Golden Gate Bridge, and Bay. Views depend on weather, approach path, and time of day.

Is SFO a quiet airport? SFO is not a quiet airport during peak hours, but it offers designated quiet areas in Terminals 1, 2, and the Yoga Room in Terminal 2 and 3. These spaces reduce noise and provide relaxation. Overall noise levels vary based on time, location, and terminal activity.

San Francisco International Airport Terminal Map 2024

In 2024, San Francisco International Airport marked three major changes. On June 17, the final phase of Harvey Milk Terminal 1 opened, introducing a new north check-in lobby, a mezzanine-level security checkpoint, and additional gates. On August 20, construction began on the $2.6 billion Terminal 3 West Modernization project, upgrading the 650,000-square-foot western half with seismic retrofitting, expanded checkpoints, and new amenities. On November 5, a temporary corridor opened to maintain passenger flow between Terminal 3 areas during construction.

San Francisco International Airport – International Terminal Map 2024

San Francisco International Airport Terminal 1 Map 2024

In June 2024, San Francisco International Airport completed the final phase of Harvey Milk Terminal 1 at the B gates. This expansion introduced a new north check-in lobby with automated bag drop used by Alaska and Delta, a mezzanine-level security checkpoint with automated screening lanes, and new automated exit lanes. Gates B3 and C1 opened to increase capacity, while five baggage claim carousels were added. The phase also delivered a connecting walkway linking all terminals post-security, four new concessions, and the debut of the Club at SFO lounge.

San Francisco International Airport Terminal 2 Map 2024

In 2024, Southwest Airlines relocated its San Francisco operations to Terminal 2, moving check-in, bag check, and baggage services. A new post-security walkway opened in June, connecting Terminal 1 to Terminal 2. Alaska Airlines launched an 11,000-square-foot lounge in Terminal 2 in July. Construction included installation of new hydrant fuel lines extending to the west end of Terminal 2, while occasional four-day closures occurred. The “Flying on Display” exhibition opened in June at Terminal 2, Level 2 Gallery 2E.

San Francisco International Airport Terminal 3 Map 2024

In 2024, San Francisco International Airport began the $2.6 billion Terminal 3 West Modernization project, which includes a seismic retrofit, expanded security checkpoint, new passenger amenities, and 200,000 square feet of added concession space. The western half of the Terminal 3 Arrivals Level near Baggage Claims 1–3 closed midyear to support construction. Interim connecting corridors opened in Terminal 3 to maintain passenger flow, and Chalo expanded into Boarding Area F with travel gifts and lifestyle items.

San Francisco International Airport Post-Security Connectors Map 2024

In 2024, San Francisco International Airport completed the final phase of Harvey Milk Terminal 1 on June 11, adding a new north check-in lobby, mezzanine-level security checkpoint, two new aircraft gates, four concessions, and a post-security walkway linking all terminals. The Terminal 3 West Modernization project also began, affecting connector routes. To maintain access, an interim walkway opened November 5, ensuring post-security connectivity during construction. Artwork was officially approved for the Terminal 3 connector corridor between Terminals 2 and 3.

San Francisco International Airport Moving Around SFO Map 2024

In 2024, SFO introduced several major operational and infrastructure updates impacting how passengers move through the airport. Runway 28L closed for five months beginning January 16, 2024, for improvement work, resuming in July. On June 17, a new post-security walkway opened, creating a continuous connection between all terminals. The same date marked the completion of Harvey Milk Terminal 1 with new facilities. In August, the Terminal 3 West Modernization project began, and in November, an interim corridor opened to support terminal access during construction.

San Francisco International Airport Parking Map 2024

Printable San Francisco International Airport Terminal Map PDF 2024

Download the complete San Francisco International Airport Terminal Map 2024 in PDF format for printing or offline use.

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