United flights to San Francisco from S *
United's most popular flights to San Francisco (SFO)
Singapore (SIN)to
San Francisco (SFO)*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.
Business class deals on flights to San Francisco (SFO)
Singapore (SIN)to
Roundtrip
Business
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.
Things to do after your flight to San Francisco (SFO)
Famous for its role in 1960s culture and music, today San Francisco pairs laid-back vibes with an innovative culture that is perfect for exploring.
San Francisco’s top attractions
- Admire the architectural marvel of the Golden Gate Bridge.
- See diverse attractions and relax in lush Golden Gate Park.
- Drive along crooked Lombard Street, known for its many twists and turns.
- Take a boat trip around the bay, cruise to Angel Island and visit the notorious Alcatraz prison.
- Experience the hipster vibe of the Mission.
- Relax on one of San Francisco’s sandy beaches, such as Ocean Beach, Baker Beach and Lands End.
- Watch sea lions at Pier 39 of Fisherman’s Wharf.
- Ride on the famous cable cars and learn more about this old method of transportation at the Cable Car Museum.
- Wander the bustling streets of the enormous Chinatown.
Best time to travel to San Francisco
While the weather is mild in San Francisco year-round, fall typically offers some of the warmest temperatures. Winters are usually chilly and rainy and summers can be cool and foggy. Chinese New Year, in winter, is celebrated with gusto in Chinatown. The early part of the year also sees San Francisco Giants FanFest and the Bay Area Brews Festival. In spring you can look forward to the Union Street Spring Celebration, the Cherry Blossom Festival
Find your vacation package to San Francisco with United Vacations.
Find more flights to San Francisco (SFO) with United
From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| FromSingapore (SIN) | ToSan Francisco (SFO) | Roundtrip | Economy | 05/02/2025 - 13/02/2025 | from S $ 1,060* Viewed: 2 hours ago |
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.
