Which airport is the most popular layover for flights between San Francisco and Hanoi?

Taipei City (TPE) was the most common stop: 31% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest travel time from San Francisco to Hanoi?

Flights connecting via Hong Kong (HKG) have the shortest average one-way travel time: 20h 07m.

What airlines fly to Hanoi?

China Airlines, Cathay Pacific and Asiana Airlines are the top three most popular airlines that fly to Hanoi from San Francisco according to our data. China Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Hanoi. Keep in mind that there are 13 different airlines that fly to Hanoi on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from San Francisco to Hanoi Noibai?

Delta and Philippine Airlines are the most popular carriers operating from San Francisco to Hanoi Noibai

Which layover airport has the shortest connection time from San Francisco to Hanoi?

Hong Kong (HKG) has the shortest average layover time for this route: 3h 17m.

Which layover airport offers the lowest fares from San Francisco to Hanoi?

Flights via Guangzhou (CAN) offer the lowest average round-trip price of $493.

When did momondo last update prices for flights from San Francisco Airport to Hanoi Noibai Airport?

Prices for flights from San Francisco Airport to Hanoi Noibai Airport refresh daily.

How many operators does momondo search for flights from San Francisco Airport to Hanoi Noibai Airport?

As of February 2026, there are 13 operators available to choose from for flights from San Francisco Airport to Hanoi Noibai Airport.

How old do you have to be to fly from San Francisco Airport to Hanoi Noibai Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Hanoi Noibai Airport.

What documentation or ID do you need to fly to Hanoi Noibai Airport?

The required travel and health documents for your Hanoi Noibai Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Hanoi Noibai Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$343 Cheap Flights from San Francisco to Hanoi in 2026

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Find the cheapest flights from San Francisco to Hanoi

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Cheap round-trip flights

Enter your travel dates to find the best prices.

1:00 pm - 2:10 pm

SFO

HAN

35h 10m

1 stop

4:15 pm - 10:00 am

HAN

SFO

31h 45m

2 stops

$693China Eastern

Thu, Mar 12 - Wed, Mar 25

11:50 pm - 10:00 pm

SFO

HAN

32h 10m

1 stop

1:25 pm - 3:20 pm

HAN

SFO

15h 55m

1 stop

$694Asiana Airlines

Sat, Apr 18 - Wed, Apr 22

1:05 am - 10:30 am

SFO

HAN

19h 25m

1 stop

5:50 pm - 7:55 pm

HAN

SFO

16h 05m

1 stop

$696China Airlines

Wed, May 6 - Thu, May 28

1:05 am - 10:30 am

SFO

HAN

19h 25m

1 stop

5:50 pm - 7:55 pm

HAN

SFO

16h 05m

1 stop

$704China Airlines

Sun, Apr 19 - Tue, Apr 21

11:00 am - 5:20 pm

SFO

HAN

40h 20m

1 stop

6:35 pm - 9:10 am

HAN

SFO

28h 35m

1 stop

$705Singapore Airlines

Wed, May 13 - Wed, May 27

11:50 pm - 12:15 pm

SFO

HAN

22h 25m

1 stop

11:30 pm - 3:20 pm

HAN

SFO

29h 50m

1 stop

$706Asiana Airlines

Fri, Apr 17 - Sun, Apr 19

1:00 pm - 6:10 pm

SFO

HAN

39h 10m

1 stop

7:10 pm - 10:55 am

HAN

SFO

29h 45m

1 stop

$707Cathay Pacific

Wed, Apr 1 - Wed, Apr 29

1:00 pm - 2:10 pm

SFO

HAN

35h 10m

1 stop

8:40 pm - 10:00 am

HAN

SFO

27h 20m

2 stops

$708China Eastern

Thu, Mar 12 - Fri, Mar 20

1:00 pm - 9:55 am

SFO

HAN

30h 55m

1 stop

11:00 am - 10:40 pm

HAN

SFO

25h 40m

1 stop

$710Cathay Pacific

Thu, Apr 9 - Mon, Apr 27

1:00 pm - 3:15 pm

SFO

HAN

36h 15m

2 stops

4:15 pm - 10:00 am

HAN

SFO

31h 45m

2 stops

$711China Eastern

Mon, Mar 9 - Wed, Mar 18

Asiana Airlines flights from San Francisco to Hanoi

Our best Asiana Airlines deals on San Francisco to Hanoi flight tickets

Asiana Airlines

Apr 18

SFO11:50 pmSan Francisco

32h 10m

1 stop

HAN10:00 pmHanoi Noibai

Apr 22

HAN1:25 pmHanoi Noibai

15h 55m

1 stop

SFO3:20 pmSan Francisco

$694

Asiana Airlines

Apr 17

SFO11:50 pmSan Francisco

22h 25m

1 stop

HAN12:15 pmHanoi Noibai

Apr 19

HAN11:30 pmHanoi Noibai

29h 50m

1 stop

SFO3:20 pmSan Francisco

$706

Korean Air flights from San Francisco to Hanoi

Our best Korean Air deals on San Francisco to Hanoi flight tickets

Korean Air

Apr 19

SFO3:30 pmSan Francisco

40h 05m

2 stops

HAN9:35 pmHanoi Noibai

Apr 22

HAN11:10 pmHanoi Noibai

25h 30m

1 stop

SFO10:40 amSan Francisco

$767

Korean Air

Apr 17

SFO1:10 pmSan Francisco

42h 25m

2 stops

HAN9:35 pmHanoi Noibai

Apr 21

HAN11:10 pmHanoi Noibai

25h 30m

1 stop

SFO10:40 amSan Francisco

$780

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Thu 3/12

1:00 pm-2:10 pm

1 stop35h 10m

Hanoi Noibai

Wed 3/25

4:15 pm-10:00 am

2 stops31h 45m

$693

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Sat 4/18

11:50 pm-10:00 pm

1 stop32h 10m

Hanoi Noibai

Wed 4/22

1:25 pm-3:20 pm

1 stop15h 55m

$694

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Wed 5/6

1:05 am-10:30 am

1 stop19h 25m

Hanoi Noibai

Thu 5/28

5:50 pm-7:55 pm

1 stop16h 05m

$696

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Sun 4/19

1:05 am-10:30 am

1 stop19h 25m

Hanoi Noibai

Tue 4/21

5:50 pm-7:55 pm

1 stop16h 05m

$704

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Wed 5/13

11:00 am-5:20 pm

1 stop40h 20m

Hanoi Noibai

Wed 5/27

6:35 pm-9:10 am

1 stop28h 35m

$705

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Fri 4/17

11:50 pm-12:15 pm

1 stop22h 25m

Hanoi Noibai

Sun 4/19

11:30 pm-3:20 pm

1 stop29h 50m

$706

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Wed 4/1

1:00 pm-6:10 pm

1 stop39h 10m

Hanoi Noibai

Wed 4/29

7:10 pm-10:55 am

1 stop29h 45m

$707

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Thu 3/12

1:00 pm-2:10 pm

1 stop35h 10m

Hanoi Noibai

Fri 3/20

8:40 pm-10:00 am

2 stops27h 20m

$708

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Thu 4/9

1:00 pm-9:55 am

1 stop30h 55m

Hanoi Noibai

Mon 4/27

11:00 am-10:40 pm

1 stop25h 40m

$710

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Mon 3/9

1:00 pm-3:15 pm

2 stops36h 15m

Hanoi Noibai

Wed 3/18

4:15 pm-10:00 am

2 stops31h 45m

$711

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Francisco to Hanoi

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the cheapest month to fly to Hanoi?

The cheapest month to fly to Hanoi from San Francisco is in September. Flight prices, which tend to average around $762, are often lower during this time because this is during the off-season. If you’re not able to fly to Hanoi in September, then October is your next best option. Flight prices from San Francisco to Hanoi during October average around $770.

How far in advance should I book a flight to Hanoi?

You are more likely to see cheaper flights to Hanoi from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Hanoi for around $906 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hanoi from San Francisco for as low as $730 on momondo.

Can stopping save me money on San Francisco to Hanoi flights?

You could potentially save up to 14% on your flight if you consider stops on a San Francisco to Hanoi flight.

How have San Francisco to Hanoi flight prices changed over time?

As of February 2026, prices for San Francisco to Hanoi flights are approximately 21% cheaper when compared to flights at the same time last year.

When to book flights from San Francisco to Hanoi

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Hanoi according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap San Francisco to Hanoi (SFO to HAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Hanoi

Fastest flight time	22h 25m
Direct flights	None

The fastest flight from San Francisco to Hanoi takes 22h 25m

There are no direct flights from San Francisco to Hanoi. There are no popular flight routes from San Francisco to Hanoi.

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How far is San Francisco to Hanoi Noibai by plane?
San Francisco and Hanoi Noibai are 7302.4 mi apart from one another. 22h 25m is a normal flight duration for this route.
When did momondo last update prices for flights from San Francisco Airport to Hanoi Noibai Airport?
Prices for flights from San Francisco Airport to Hanoi Noibai Airport refresh daily.
How many operators does momondo search for flights from San Francisco Airport to Hanoi Noibai Airport?
As of February 2026, there are 13 operators available to choose from for flights from San Francisco Airport to Hanoi Noibai Airport.
How old do you have to be to fly from San Francisco Airport to Hanoi Noibai Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Hanoi Noibai Airport.
What documentation or ID do you need to fly to Hanoi Noibai Airport?
The required travel and health documents for your Hanoi Noibai Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Hanoi Noibai Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from San Francisco to Hanoi?
momondo data reveals that the most frequently booked airline on the route from San Francisco to Hanoi is China Airlines, representing 27% of all bookings. The subsequent popular airlines are Cathay Pacific at 17%, Asiana Airlines at 16%, and EVA Air at 10%.

Best airlines flying from San Francisco to Hanoi

Compare and see reviews for airlines that fly from San Francisco to Hanoi with momondo

Airline	Rating	Free Cancellation	Price
China Southern	PriceFrom $475	Free Cancellation	Rating 7.3 137 reviews	Search China Southern flights
Singapore Airlines	PriceFrom $560	Free Cancellation	Rating 8.2 1,463 reviews	Search Singapore Airlines flights
Philippine Airlines	PriceFrom $634	Free Cancellation	Rating 7.2 958 reviews	Search Philippine Airlines flights
Asiana Airlines	PriceFrom $635	Free Cancellation	Rating 8.1 502 reviews	Search Asiana Airlines flights
Korean Air	PriceFrom $643	Free Cancellation	Rating 8.4 1,195 reviews	Search Korean Air flights
China Eastern	PriceFrom $654	Free Cancellation	Rating 7.2 196 reviews	Search China Eastern flights
Cathay Pacific	PriceFrom $677	Free Cancellation	Rating 7.6 1,179 reviews	Search Cathay Pacific flights
ANA	PriceFrom $695	Free Cancellation	Rating 8.4 1,100 reviews	Search ANA flights
United Airlines	PriceFrom $711	Free Cancellation	Rating 7.4 9,346 reviews	Search United Airlines flights
China Airlines	PriceFrom $713	Free Cancellation	Rating 8.3 807 reviews	Search China Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Hanoi?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Francisco to Hanoi. momondo saves you time and could save you money on your trip.

Can I find flights from San Francisco to Hanoi with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Hanoi from San Francisco with this policy.

How can momondo help me find flights from San Francisco to Hanoi?

momondo helps you find the best flight between San Francisco and Hanoi by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Francisco to Hanoi right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San Francisco to Hanoi flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.