Cheap Flights from Hanoi to San Francisco International

Compare Hanoi to San Francisco International flight deals

Find the cheapest month or even day of the year to fly to San Francisco International

Book the best San Francisco International fare with no extra fees

Flight deals from Hanoi to San Francisco International

Looking for a cheap last-minute deal or the best round-trip flight from Hanoi to San Francisco International? Find the lowest prices on one-way and round-trip tickets right here.

San Francisco.$776 per passenger.Departing Sat, Feb 14, returning Sat, Mar 21.Round-trip flight with China Airlines.Outbound indirect flight with China Airlines, departing from Hanoi on Sat, Feb 14, arriving in San Francisco International.Inbound indirect flight with China Airlines, departing from San Francisco International on Sat, Mar 21, arriving in Hanoi.Price includes taxes and charges.From $776, select.

San Francisco.$777 per passenger.Departing Wed, Sep 17, returning Wed, Oct 1.Round-trip flight with China Airlines.Outbound indirect flight with China Airlines, departing from Hanoi on Wed, Sep 17, arriving in San Francisco International.Inbound indirect flight with China Airlines, departing from San Francisco International on Wed, Oct 1, arriving in Hanoi.Price includes taxes and charges.From $777, select.

San Francisco.$778 per passenger.Departing Thu, Sep 11, returning Tue, Sep 30.Round-trip flight with China Airlines.Outbound indirect flight with China Airlines, departing from Hanoi on Thu, Sep 11, arriving in San Francisco International.Inbound indirect flight with China Airlines, departing from San Francisco International on Tue, Sep 30, arriving in Hanoi.Price includes taxes and charges.From $778, select.

San Francisco.$782 per passenger.Departing Wed, Oct 1, returning Thu, Oct 9.Round-trip flight with China Airlines.Outbound indirect flight with China Airlines, departing from Hanoi on Wed, Oct 1, arriving in San Francisco International.Inbound indirect flight with China Airlines, departing from San Francisco International on Thu, Oct 9, arriving in Hanoi.Price includes taxes and charges.From $782, select.

San Francisco.$788 per passenger.Departing Sat, Feb 14, returning Sat, Feb 21.Round-trip flight with China Airlines.Outbound indirect flight with China Airlines, departing from Hanoi on Sat, Feb 14, arriving in San Francisco International.Inbound indirect flight with China Airlines, departing from San Francisco International on Sat, Feb 21, arriving in Hanoi.Price includes taxes and charges.From $788, select.

San Francisco.$802 per passenger.Departing Wed, Sep 10, returning Sun, Nov 2.Round-trip flight with China Airlines.Outbound indirect flight with China Airlines, departing from Hanoi on Wed, Sep 10, arriving in San Francisco International.Inbound indirect flight with China Airlines, departing from San Francisco International on Sun, Nov 2, arriving in Hanoi.Price includes taxes and charges.From $802, select.

San Francisco.$811 per passenger.Departing Sun, Jun 1, returning Sun, Jul 20.Round-trip flight with ANA (All Nippon Airways).Outbound indirect flight with ANA (All Nippon Airways), departing from Hanoi on Sun, Jun 1, arriving in San Francisco International.Inbound indirect flight with ANA (All Nippon Airways), departing from San Francisco International on Sun, Jul 20, arriving in Hanoi.Price includes taxes and charges.From $811, select.

San Francisco.$814 per passenger.Departing Thu, May 15, returning Tue, Jul 15.Round-trip flight with ANA (All Nippon Airways).Outbound indirect flight with ANA (All Nippon Airways), departing from Hanoi on Thu, May 15, arriving in San Francisco International.Inbound indirect flight with ANA (All Nippon Airways), departing from San Francisco International on Tue, Jul 15, arriving in Hanoi.Price includes taxes and charges.From $814, select.

Find the cheapest month to fly from Hanoi to San Francisco International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Hanoi to San Francisco International flights are currently cheapest in September.

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Hanoi to San Francisco International: Alternative routes

Compare routes from Hanoi to San Francisco below. You may find an airport to fly into that's cheaper, faster, or easier than San Francisco International.

Hanoi to San Francisco: Flight information

The things to know before you go.

Cheapest flight found	$776
Cheapest month to fly	February

Finding cheap flights from Hanoi to San Francisco International: Frequently asked questions

How much are round-trip flights from Hanoi to San Francisco International?

The best price we found for a round-trip flight from Hanoi to San Francisco International is $776. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Hanoi to San Francisco International?

Currently, there are no airlines that fly direct from Hanoi to San Francisco International. But we found flights with one or more stops from $776.

How many flights are there a week from Hanoi to San Francisco International?

There are no flights flying from Hanoi to San Francisco International, as of May 2025.

When is the cheapest time to fly from Hanoi to San Francisco International?

The cheapest month to fly from Hanoi to San Francisco International is usually May 2025.

Which upcoming date is cheapest to fly from Hanoi Airport to San Francisco International Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Hanoi Airport to San Francisco International Airport on Saturday, February 14, 2026.

Can I get a direct flight from Hanoi Airport to San Francisco International Airport?

No airlines currently offer direct flights between Hanoi Airport and San Francisco International Airport. Most routes have one or more stops.

How can I find the best flight deal to San Francisco International?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Francisco International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to San Francisco?

We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to San Francisco is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly with from Hanoi Airport to San Francisco International?

Currently, China Airlines offers the cheapest flight tickets to San Francisco International.

Traveling from Noi Bai International Airport (HAN) to San Francisco International Airport (SFO): what you need to know

San Francisco's timezone is UTC-7, which makes San Francisco 14 hours behind Hanoi.
To ensure you catch your HAN to SFO flight, allow plenty of time to navigate the airport and find your gate. Turning up two hours before international departures and one hour before domestic flights is the general travel rule.
Flying during a peak time such as July? Public holidays and other popular seasons can mean longer queues and delays at check-in and security. Play things extra safe and arrive up to four hours before an international flight and two hours before a domestic departure.
We make it a cinch to book a flight with a stopover. To see your options for tickets from Noi Bai International Airport to San Francisco International Airport, uncheck 'Direct flights only.' Then, pick a flight with a stop long enough to explore the city of your choice. Worthwhile stopovers between HAN and SFO include:
- Hong Kong International Airport
- Taiwan Taoyuan International Airport
- Haneda Airport

How to find the cheapest flights from Noi Bai International Airport (HAN) to San Francisco International Airport (SFO)

The lowest price we've seen for a one-way Noi Bai International Airport to San Francisco International Airport flight is $396. A round-trip ticket is currently $776. Depending on the availability and when you book, these fares may change.
Don't leave things to the last minute. You're more likely to get cheap tickets from HAN to SFO if you book in advance. Airlines often have some amazing early bird rates.
Finding cheap flights from Noi Bai International Airport to San Francisco International Airport is easy if you can be flexible with your trip dates. Use the 'Whole month' search function to see the lowest fares across the month and snap up a great deal.
Never miss a deal on cheap flights from HAN to SFO by setting up a Price Alert. You'll receive an email or notification on the app when a new low fare is offered.
Tailor your trip with filters. Choose your preferred arrival and departure times, total journey duration and airlines. You can also sort the results by 'Best,' 'Cheapest' or 'Fastest' flights from Noi Bai International Airport to San Francisco International Airport.

Handy information about Noi Bai International Airport (HAN)

75.32% of flights leaving from Noi Bai International Airport touch down at their destination on schedule.
Noi Bai International Airport is around 26 kilometers from central Hanoi. If you're catching a cab, ride-sharing or driving from the center, it'll take 35 minutes or so to get there, depending on the traffic.
Expect a trip time of around 1 hour 55 minutes on public transport.
Get your break off to a stress-free start by staying near HAN. Whether you have an early flight from Noi Bai International Airport to San Francisco International Airport or just don't like being rushed, these hotels have you covered:

Arriving at San Francisco International Airport (SFO)

The last thing you need is a long journey to your hotel if you're getting in late on a Noi Bai International Airport to San Francisco International Airport flight. Check in to one of these accommodation options near SFO instead:
Grab a San Francisco International Airport rental car and explore San Francisco and beyond with your own set of wheels. Dollar, Thrifty and Hertz are popular outlets to choose from here.
Get the best deal by reserving your ride from San Francisco International Airport about one week ahead of your trip.

Getting from San Francisco International Airport (SFO) to central San Francisco

San Francisco International Airport to central San Francisco has a drive time of about 20 minutes. It's approximately 21 kilometers away.
It takes roughly 45 minutes to get there by public transport.

When to fly to San Francisco International Airport (SFO)

The quietest month for a flight from Noi Bai International Airport to San Francisco International Airport is February, while August is the most popular. Pick the best time to visit San Francisco based on whether you prefer a bustling atmosphere or a more laid-back vibe.
When reserving your flight from Noi Bai International Airport to San Francisco International Airport, think about the kind of weather you like. September is the warmest month in San Francisco, with the temperature ranging from 12ºC (54ºF) to 22ºC (72ºF).
January sees average temperatures of between 6ºC (43ºF) and 16ºC (61ºF). Search for cheap tickets from HAN to SFO around that time if you want to travel when it's cooler.

Explore more of United States

You've visited San Francisco, now it's time to discover other corners of United States. Journey about 64 kilometers south-east to San Jose to tick off its top sights. From Winchester Mystery House to Rosicrucian Egyptian Museum and San Jose Museum of Art, there's plenty to keep you on the go.
Fresno is another standout destination in United States and is around 257 kilometers south-east of San Francisco. No journey is complete without dropping by Forestiere Underground Gardens, Fresno Chaffee Zoo and Shinzen Japanese Garden.