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Cheap flights from Hanoi to San Francisco

Noi Bai International Airport (HAN) to San Francisco International Airport (SFO). 7,306 miles, connecting flights only.

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HAN to SFO at a glance

Computed from airline schedules and the fares we track for this route. Refreshed several times a day.

Distance
7,306 milesgreat-circle
Typical flight time
13h 55mif flown nonstop
Nonstop airlines
None (connecting only)
Nonstop flights per day
0connections available
Cheapest month
January 2027over the next six months
Best day to fly
Tuesday18% less than Sunday
Time difference
14h behindSan Francisco vs Hanoi

Hanoi to San Francisco

Round trips from $583

Per traveler, taxes and fees included. Lowest fare we found departs Wed, Jan 6.

Cheapest month: January 2027

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Hanoi to San Francisco fares by month

Lowest round-trip economy fare per traveler in each of the next six months, taxes and fees included. Select a month to search that date.

  1. September 2026from Tue, Sep 29$785
  2. October 2026from Tue, Oct 6$653
  3. November 2026from Tue, Nov 17$696
  4. December 2026from Tue, Dec 1$670
  5. January 2027from Wed, Jan 6$583
  6. February 2027from Wed, Feb 10$632

Airlines flying Hanoi to San Francisco

No nonstop service: 8 airlines offer one-stop itineraries.

Connecting options

Hubs where one airline can carry you on both legs, most choices first.

Which airport should I use?

HanoiSan Francisco has 3 airports. Fares can differ by $50 to $150 round trip between them, so check the alternatives before you book.

Other arrival airports near San Francisco

Tips for this route

  • There is no scheduled nonstop between HAN and SFO. Every itinerary connects, most often through HND, ICN or TPE, so sort results by total travel time rather than price alone.
  • January 2027 is the cheapest month to fly over the next six months, with round trips from $583; September 2026 is the most expensive at $785 and up, a difference of $202 per traveler.
  • Departing on a Tuesday averages 18% less than a Sunday on this route. If your dates are flexible, shift the outbound by a day or two and check the calendar view before you book.
  • Book 2 to 5 months ahead for the best fares; long-haul seats sell out earliest for summer and holiday travel.
  • San Francisco is 14 hours behind Hanoi. A morning departure lands in San Francisco with most of the day left; an evening flight arrives close to local dinner time.

Destination guide

San Francisco: Fog, hills and the Golden Gate

San Francisco packs cable cars, the Golden Gate Bridge, Alcatraz and world-class food into 49 square miles. SFO is the main gateway; Oakland and San Jose are handy alternatives with lower fares on many routes.

Best time to visit: September and October are the warmest, clearest months. Spring (April–May) is green and mild. Summer fog ('Karl') keeps the coast cool; winter is rainy but inexpensive.

Flying the other way? San Francisco to HanoiFares, airlines and tips for SFO to HAN.

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Hanoi to San Francisco: common questions

How long is the flight from Hanoi to San Francisco?

There are no nonstop flights, so the trip from Hanoi (HAN) to San Francisco (SFO) takes 13h 55m of flying plus a layover, usually 16h 55m or more door to door across 7,306 miles.

Which airlines fly nonstop from HAN to SFO?

No airline currently flies nonstop between Hanoi (HAN) and San Francisco (SFO). The most common connections are through HND, ICN and TPE.

What is the cheapest month to fly from Hanoi to San Francisco?

Over the next six months, January 2027 has the lowest round-trip fares from Hanoi (HAN) to San Francisco (SFO), starting at $583 per traveler including taxes and fees. Within any month, Tuesday departures average the lowest prices.

How far in advance should I book Hanoi to San Francisco flights?

Book 2 to 5 months ahead for the best fares; long-haul seats sell out earliest for summer and holiday travel. Air1 Tickets includes free cancellation within 24 hours of booking on every fare, so you can lock in a good price and keep looking.

What is the time difference between Hanoi and San Francisco?

San Francisco is 14 hours behind Hanoi. HAN is on Asia/Ho Chi Minh time and SFO on America/Los Angeles time. Departure and arrival times in search results are always shown in local time at each airport.

Related routes

Other popular city pairs from the same departure city and to the same destination, with the lowest round-trip fares we found.

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