Flights from San Francisco, CA to Hong Kong, Hong Kong
Compare prices from 900+ airlines and find the best deals on flights from SFO to HKG.
San Francisco, CA to Hong Kong, Hong Kong
Round-trip flights from SFO to HKG typically cost $799-$1038 USD. Prices vary by season, demand, and how far in advance you book. The lowest fares are usually found 6-8 weeks before departure for domestic routes.
Non-stop flights from SFO to HKG take approximately 5h 10m. Actual flight times vary based on weather, air traffic, and aircraft type. Consider arriving at the airport 2 hours before domestic departures.
Airlines operating SFO to HKG include American Airlines, United Airlines. Each airline offers different fare classes, baggage policies, and loyalty programs. Compare options to find the best value for your travel needs.
The cheapest day to fly SFO to HKG is typically Tuesday. Mid-week flights are 10-20% cheaper than weekend departures. For best prices, book 6-8 weeks before your trip. Avoid booking less than 2 weeks out when fares spike.
Fares range from $799 to $1557 depending on dates, class, and airline.
Prices based on 2,000 searches. Updated hourly.
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About Flights from San Francisco, CA to Hong Kong, Hong Kong
Looking for cheap flights from San Francisco, CA (SFO) to Hong Kong, Hong Kong (HKG)? You've come to the right place. Fly2Any compares prices from over 900 airlines to help you find the best deals on this popular route.
Flight Information
Flights from SFO to HKG typically take around 5h 10m. The flight covers a distance of 2475 miles. Multiple airlines operate this route, including American Airlines, United Airlines.
Best Time to Book
For the best prices on SFO to HKG flights, we recommend booking 2-3 months in advance. Prices tend to be lowest for mid-week departures (Tuesday and Wednesday). Use our Price Calendar feature to compare prices across different dates and find the cheapest options.
Price data last updated: April 2026
Airlines on This Route
Several major airlines serve the San Francisco, CA to Hong Kong, Hong Kong route, including:
- American Airlines (AA)
- United Airlines (UA)
Frequently Asked Questions - SFO to HKG Flights
How long is the flight from San Francisco, CA to Hong Kong, Hong Kong?
Direct flights from San Francisco, CA (SFO) to Hong Kong, Hong Kong (HKG) take approximately 5h 10m. Connecting flights may add 2-4 hours depending on layover location. For the fastest journey, look for nonstop flights which are typically available on this popular route.
When is the best time to book SFO to HKG flights?
For the best prices on SFO to HKG flights, book 6-8 weeks in advance for domestic routes or 2-4 months ahead for international travel. Avoid major Asian holidays for best prices. Shoulder seasons offer pleasant weather. Peak season months (Chinese New Year, July) have higher prices, while February and May typically offer the best deals.
What are the cheapest days to fly from San Francisco, CA to Hong Kong, Hong Kong?
Tuesday and Wednesday departures are typically 15-25% cheaper than weekend flights on the SFO to HKG route. Saturday is usually the most expensive day to fly. For additional savings, consider red-eye flights or early morning departures, which often have lower fares and less crowded airports.
Which airlines fly from SFO to HKG?
Major carriers on this route include United, Alaska Airlines, and other domestic and international airlines. SFO offers excellent connections to Asia-Pacific. Fog can cause delays, especially in summer mornings.
What should I know about flying from San Francisco, CA airport?
SFO offers excellent connections to Asia-Pacific. Fog can cause delays, especially in summer mornings. Book flights that depart mid-morning or early afternoon for the smoothest experience - these times typically have shorter security lines and fewer delays.
What is the cheapest month to fly from San Francisco, CA to Hong Kong, Hong Kong?
The cheapest months to fly from SFO to HKG are typically February, May, September. Avoid major Asian holidays for best prices. Shoulder seasons offer pleasant weather. Avoid peak travel periods like Chinese New Year and July when prices can be 30-50% higher. Use Fly2Any's price alerts to get notified when fares drop.
What is the baggage allowance for SFO to HKG flights?
Baggage allowances vary by airline and fare class. Most full-service carriers include one checked bag (up to 50 lbs) on this route. Budget carriers may charge $25-$60 for checked bags. All airlines allow one personal item free. Compare total costs including baggage fees when booking to get the best deal.
Are there direct flights from San Francisco, CA to Hong Kong, Hong Kong?
Yes, several airlines offer nonstop flights from SFO to HKG. Direct flights take approximately 5h 10m. If you're flexible with your schedule, connecting flights through major hubs like ATL or ORD may offer lower prices.
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