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.

What airlines fly to Hanoi?

China Airlines, Asiana Airlines and Cathay Pacific 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 35% 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.

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

Flights connecting via Manila (MNL) have the shortest average one-way travel time: 20h 30m.

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

Taipei City (TPE) was the most common stop: 35% of momondo users choosing 1-stop flights on this route connected there.

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

Taipei City (TPE) has the shortest average layover time for this route: 3h 30m.

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

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

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 May 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.

$429 Cheap Flights from San Francisco to Hanoi in 2026

Q: What is the typical price of a round-trip flight between San Francisco and Hanoi?

Prices are currently low for flights on this route. Typical prices usually range from $1,242 to $860. The lowest price recently found on this route was $833.

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Find the cheapest flights from San Francisco to Hanoi

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:45 am - 7:00 pm

SFO

HAN

41h 15m

1 stop

4:15 pm - 9:50 am

HAN

SFO

31h 35m

1 stop

$833Singapore Airlines

Tue, Sep 8 - Tue, Sep 15

11:45 am - 5:40 pm

SFO

HAN

39h 55m

1 stop

12:40 pm - 9:50 am

HAN

SFO

35h 10m

1 stop

$838Singapore Airlines

Mon, Sep 14 - Mon, Sep 21

11:45 am - 3:25 pm

SFO

HAN

37h 40m

1 stop

8:00 pm - 9:50 am

HAN

SFO

27h 50m

1 stop

$848Singapore Airlines

Thu, Oct 1 - Thu, Oct 15

12:00 pm - 1:35 am

SFO

HAN

47h 35m

2 stops

2:20 am - 9:05 am

HAN

SFO

20h 45m

1 stop

$852China Eastern

Thu, Sep 3 - Wed, Oct 14

12:00 pm - 2:45 pm

SFO

HAN

36h 45m

3 stops

2:20 am - 9:05 am

HAN

SFO

20h 45m

1 stop

$853China Eastern

Mon, Sep 14 - Sun, Oct 11

12:30 am - 12:45 am

SFO

HAN

34h 15m

1 stop

6:30 pm - 9:50 am

HAN

SFO

29h 20m

1 stop

$854Multiple Airlines

Mon, Oct 5 - Sat, Oct 17

12:30 am - 12:45 am

SFO

HAN

34h 15m

1 stop

6:30 pm - 9:50 am

HAN

SFO

29h 20m

1 stop

$856Multiple Airlines

Wed, Aug 5 - Thu, Sep 24

12:00 pm - 2:45 pm

SFO

HAN

36h 45m

3 stops

2:20 am - 9:05 am

HAN

SFO

20h 45m

1 stop

$857China Eastern

Mon, Sep 14 - Sun, Sep 20

12:00 pm - 2:45 pm

SFO

HAN

60h 45m

3 stops

3:45 pm - 9:05 am

HAN

SFO

55h 20m

3 stops

$860China Eastern

Thu, Sep 3 - Thu, Oct 22

1:20 am - 9:55 am

SFO

HAN

18h 35m

1 stop

7:10 pm - 10:40 pm

HAN

SFO

17h 30m

1 stop

$861Cathay Pacific

Sun, Sep 13 - Sun, Sep 20

Philippine Airlines flights from San Francisco to Hanoi

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

Philippine Airlines

Sep 2

SFO12:30 amSan Francisco

34h 15m

1 stop

HAN12:45 amHanoi Noibai

Sep 24

HAN2:15 pmHanoi Noibai

20h 55m

1 stop

SFO9:10 pmSan Francisco

$879

Philippine Airlines

Sep 2

SFO12:30 amSan Francisco

34h 15m

1 stop

HAN12:45 amHanoi Noibai

Sep 23

HAN1:45 amHanoi Noibai

33h 25m

1 stop

SFO9:10 pmSan Francisco

$903

Philippine Airlines

Aug 9

SFO12:30 amSan Francisco

34h 15m

1 stop

HAN12:45 amHanoi Noibai

Sep 7

HAN1:45 amHanoi Noibai

33h 25m

1 stop

SFO9:10 pmSan Francisco

$911

ANA flights from San Francisco to Hanoi

Our best ANA deals on San Francisco to Hanoi flight tickets

ANA

Aug 10

SFO12:40 pmSan Francisco

19h 35m

1 stop

HAN10:15 pmHanoi Noibai

Sep 6

HAN11:35 pmHanoi Noibai

24h 55m

1 stop

SFO10:30 amSan Francisco

$923

ANA

Aug 12

SFO12:40 pmSan Francisco

19h 35m

1 stop

HAN10:15 pmHanoi Noibai

Sep 8

HAN11:35 pmHanoi Noibai

34h 42m

2 stops

SFO8:17 pmSan Francisco

$928

ANA

Jun 2

SFO12:20 pmSan Francisco

19h 55m

1 stop

HAN10:15 pmHanoi Noibai

Jun 9

HAN11:35 pmHanoi Noibai

34h 21m

2 stops

SFO7:56 pmSan Francisco

$1,181

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Tue 9/8

11:45 am-7:00 pm

1 stop41h 15m

Hanoi Noibai

Tue 9/15

4:15 pm-9:50 am

1 stop31h 35m

$833

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Mon 9/14

11:45 am-5:40 pm

1 stop39h 55m

Hanoi Noibai

Mon 9/21

12:40 pm-9:50 am

1 stop35h 10m

$838

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Thu 10/1

11:45 am-3:25 pm

1 stop37h 40m

Hanoi Noibai

Thu 10/15

8:00 pm-9:50 am

1 stop27h 50m

$848

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Thu 9/3

12:00 pm-1:35 am

2 stops47h 35m

Hanoi Noibai

Wed 10/14

2:20 am-9:05 am

1 stop20h 45m

$852

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Mon 9/14

12:00 pm-2:45 pm

3 stops36h 45m

Hanoi Noibai

Sun 10/11

2:20 am-9:05 am

1 stop20h 45m

$853

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Mon 10/5

12:30 am-12:45 am

1 stop34h 15m

Hanoi Noibai

Sat 10/17

6:30 pm-9:50 am

1 stop29h 20m

$854

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Wed 8/5

12:30 am-12:45 am

1 stop34h 15m

Hanoi Noibai

Thu 9/24

6:30 pm-9:50 am

1 stop29h 20m

$856

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Mon 9/14

12:00 pm-2:45 pm

3 stops36h 45m

Hanoi Noibai

Sun 9/20

2:20 am-9:05 am

1 stop20h 45m

$857

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Thu 9/3

12:00 pm-2:45 pm

3 stops60h 45m

Hanoi Noibai

Thu 10/22

3:45 pm-9:05 am

3 stops55h 20m

$860

Quickest round-trip

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Sun 9/13

1:20 am-9:55 am

1 stop18h 35m

Hanoi Noibai

Sun 9/20

7:10 pm-10:40 pm

1 stop17h 30m

$861

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 typical price of a round-trip flight between San Francisco and Hanoi?

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 $755, 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 April is your next best option. Flight prices from San Francisco to Hanoi during April average around $768.

How far in advance should I book a flight from San Francisco 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 $916 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 $781 on momondo.

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

You could potentially save up to 18% 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 May 2026, prices for San Francisco to Hanoi flights are approximately 26% 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	20h 20m
Direct flights	None

The fastest flight from San Francisco to Hanoi takes 20h 20m

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

Search flight deals

Frequently asked questions about flying from San Francisco to Hanoi

How far is San Francisco to Hanoi Noibai by plane?
San Francisco and Hanoi Noibai are 7303.3 mi apart from one another. 20h 20m 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 May 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 24% of all bookings. The subsequent popular airlines are Asiana Airlines at 22%, Cathay Pacific at 15%, and EVA Air at 9%.

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
Philippine Airlines	PriceFrom $356	Free Cancellation	Rating 7.3 998 reviews	Search Philippine Airlines flights
China Southern	PriceFrom $475	Free Cancellation	Rating 7.5 152 reviews	Search China Southern flights
Singapore Airlines	PriceFrom $560	Free Cancellation	Rating 8.2 1,522 reviews	Search Singapore Airlines flights
Korean Air	PriceFrom $606	Free Cancellation	Rating 8.4 1,217 reviews	Search Korean Air flights
ANA	PriceFrom $626	Free Cancellation	Rating 8.3 1,213 reviews	Search ANA flights
Cathay Pacific	PriceFrom $627	Free Cancellation	Rating 7.6 1,342 reviews	Search Cathay Pacific flights
China Eastern	PriceFrom $631	Free Cancellation	Rating 7.3 216 reviews	Search China Eastern flights
Asiana Airlines	PriceFrom $635	Free Cancellation	Rating 8.1 534 reviews	Search Asiana Airlines flights
United Airlines	PriceFrom $711	Free Cancellation	Rating 7.4 9,752 reviews	Search United Airlines flights
China Airlines	PriceFrom $711	Free Cancellation	Rating 8.3 826 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.