San Francisco, CA SFO to Singapore SIN flight with United

Cheap plane tickets from San Francisco, CA to Singapore can start from as little as $642 (€522) when you book in advance. The average flight ticket price for San Francisco, CA to Singapore is $705 (€574); however, prices vary depending on the time of day and class and they tend to be more expensive on the day.

The average journey time by plane from San Francisco, CA to Singapore is 22 h 20 min   to travel the 8422 mile (13584 km) long trip, with around there are 39 flights per day. Journey times can vary on weekends and holidays.

The earliest flight from San Francisco, CA to Singapore leaves at 12: 05AM. Plan your trip with the Journey Planner   from Omio.

The latest flight from San Francisco, CA to Singapore leaves at 11: 55PM.

There are 39 flights a day from San Francisco, CA to Singapore which require at least one change with United or JAL. Schedules can vary on holidays or weekends with fewer flights.

For the best San Francisco, CA to Singapore flight to buy, you can travel safely and comfortably with United or JAL. However, it's always good to check all possible airlines with services from San Francisco, CA to Singapore to compare what amenities they may offer.

The cheapest month for a flight from San Francisco, CA to Singapore is September.

Yes, you can take a flight to Singapore from San Francisco, CA.

Since neither San Francisco, CA nor Singapore are in the Schengen Area, passport requirements depend on the specific immigration rules of USA and Singapore. Entry and visa requirements can be subject to change. For the latest information, check with your destination's embassy or consulate.

There is a time difference of 16 h in winter and 15 h in summer between San Francisco, CA and Singapore.

The best events to attend in Singapore include:

• Singapore Food Festival, a month-long celebration of Singapore's diverse culinary scene featuring local dishes and food-related events
• Great Singapore Sale, an annual shopping extravaganza offering massive discounts across the city’s retail outlets
• Chingay Parade, a vibrant street parade showcasing multicultural performances, elaborate floats, and dazzling costumes.

The best holidays to experience in Singapore include:

• Hari Raya Puasa, vibrant cultural celebrations and festive atmosphere
• National Day, spectacular fireworks and patriotic events
• Deepavali, colorful festivities and rich cultural experiences.

The best seasons to visit Singapore are Winter or Spring. The best weather to explore Singapore is during February-April or July-September.

For international flights we recommend to arrive 2.5 to 3 hours before departure. Please check the website of your departure airport if in doubt. Some airports may offer booking time slots for security checks or offer additional information on when to get there based on time of day.

Most airlines permit carry-on bags that fit within specific dimensions (e. G. 22 x 14 x 9 inches or 56 x 36 x 23 cm), including handles and wheels. Bags must fit in the overhead bin or under the seat in front of you.

Many airlines impose weight limits, commonly ranging between 7 kg (15 lbs) and 12 kg (26 lbs).
Typically, passengers are allowed one carry-on bag and one personal item (for example a purse, laptop bag, or backpack). Personal items must fit under the seat in front of you.
Budget Airlines (like Ryanair or Wizz Air) have stricter size and weight limits, often requiring fees for larger carry-ons. Full-Service Airlines have more lenient policies, sometimes including more spacious dimensions or higher weight limits depending on your ticket class.

The list of items prohibited on an airplane varies by country and airline, but in general, the following items are not allowed in carry-on or checked baggage: Weapons and self-defence items, sharp objects, flammable materials, explosives, toxic substances, or liquids over 100ml (except for medications and baby essentials). In checked baggage, firearms (without authorization), explosives, large lithium batteries, and hazardous chemicals are prohibited. Electronic cigarettes must be in carry-on bags, while alcohol and dry ice have restrictions. Always check with your airline for specific regulations.