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

Taipei City (TPE) was the most common stop: 43% 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?

Ho Chi Minh City (SGN) has the shortest average layover time for this route: 2h 25m.

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

China Eastern and Korean Air are the most popular carriers operating from San Francisco to Hanoi Noibai

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

Flights connecting via Ho Chi Minh City (SGN) have the shortest average one-way travel time: 20h 33m.

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?

Asiana Airlines, China Airlines and Cathay Pacific are the top three most popular airlines that fly to Hanoi from San Francisco according to our data. Asiana Airlines is the first choice among our users, with 33% 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.

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 July 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.

$396 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 $1,051 to $1,338. The lowest price recently found on this route was $941.

Discover deals from 900+ travel sites with momondo.

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.

7:00 am - 10:15 pm

SFO

HAN

25h 15m

2 stops

11:35 pm - 3:15 pm

HAN

SFO

53h 40m

2 stops

$941United Airlines

Sat, Oct 17 - Tue, Oct 20

12:30 am - 1:15 pm

SFO

HAN

22h 45m

1 stop

1:45 am - 9:10 pm

HAN

SFO

33h 25m

1 stop

$942Philippine Airlines

Thu, Oct 1 - Thu, Oct 22

1:05 am - 10:40 pm

SFO

HAN

31h 35m

2 stops

11:25 pm - 8:30 pm

HAN

SFO

35h 05m

2 stops

$943Multiple Airlines

Fri, Aug 7 - Sat, Aug 15

7:00 am - 10:15 pm

SFO

HAN

25h 15m

2 stops

11:35 pm - 10:30 am

HAN

SFO

24h 55m

1 stop

$945Multiple Airlines

Thu, Sep 3 - Thu, Sep 24

12:15 pm - 10:15 pm

SFO

HAN

20h 00m

1 stop

11:35 pm - 10:30 am

HAN

SFO

24h 55m

1 stop

$946ANA

Thu, Oct 8 - Fri, Oct 23

6:00 am - 11:05 pm

SFO

HAN

26h 05m

2 stops

12:25 am - 2:52 pm

HAN

SFO

29h 27m

2 stops

$947United Airlines

Mon, Dec 7 - Sun, Dec 20

5:15 pm - 8:35 pm

SFO

HAN

37h 20m

2 stops

1:40 am - 2:20 pm

HAN

SFO

26h 40m

1 stop

$949Multiple Airlines

Sun, Sep 20 - Fri, Oct 30

9:35 pm - 10:15 pm

SFO

HAN

34h 40m

2 stops

12:25 am - 10:15 am

HAN

SFO

23h 50m

1 stop

$950ANA

Sun, Oct 18 - Thu, Oct 29

3:30 pm - 11:45 pm

SFO

HAN

42h 15m

1 stop

4:20 pm - 2:15 pm

HAN

SFO

35h 55m

1 stop

$951Multiple Airlines

Sat, Sep 26 - Thu, Oct 8

12:50 pm - 9:35 pm

SFO

HAN

18h 45m

1 stop

12:20 pm - 10:30 am

HAN

SFO

36h 10m

1 stop

$952Korean Air

Sun, Sep 20 - Fri, Oct 30

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China Airlines flights from San Francisco to Hanoi

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

China Airlines

Aug 11

SFO1:05 amSan Francisco

19h 25m

1 stop

HAN10:30 amHanoi Noibai

Aug 22

HAN5:50 pmHanoi Noibai

16h 40m

1 stop

SFO8:30 pmSan Francisco

$978

China Airlines

Jan 1

SFO11:40 pmSan Francisco

19h 55m

1 stop

HAN10:35 amHanoi Noibai

Jan 16

HAN11:35 amHanoi Noibai

22h 10m

1 stop

SFO6:45 pmSan Francisco

$979

China Airlines

Oct 11

SFO1:05 amSan Francisco

19h 25m

1 stop

HAN10:30 amHanoi Noibai

Oct 22

HAN11:30 amHanoi Noibai

22h 25m

1 stop

SFO7:55 pmSan Francisco

$995

United Airlines flights from San Francisco to Hanoi

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

United Airlines

Oct 17

SFO7:00 amSan Francisco

25h 15m

2 stops

HAN10:15 pmHanoi Noibai

Oct 20

HAN11:35 pmHanoi Noibai

53h 40m

2 stops

SFO3:15 pmSan Francisco

$941

United Airlines

Dec 7

SFO6:00 amSan Francisco

26h 05m

2 stops

HAN11:05 pmHanoi Noibai

Dec 20

HAN12:25 amHanoi Noibai

29h 27m

2 stops

SFO2:52 pmSan Francisco

$947

United Airlines

Oct 16

SFO10:50 pmSan Francisco

33h 25m

2 stops

HAN10:15 pmHanoi Noibai

Nov 5

HAN12:25 amHanoi Noibai

23h 50m

1 stop

SFO9:15 amSan Francisco

$964

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Sat 10/17

7:00 am-10:15 pm

2 stops25h 15m

Hanoi Noibai

Tue 10/20

11:35 pm-3:15 pm

2 stops53h 40m

$941

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Thu 10/1

12:30 am-1:15 pm

1 stop22h 45m

Hanoi Noibai

Thu 10/22

1:45 am-9:10 pm

1 stop33h 25m

$942

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Fri 8/7

1:05 am-10:40 pm

2 stops31h 35m

Hanoi Noibai

Sat 8/15

11:25 pm-8:30 pm

2 stops35h 05m

$943

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Thu 9/3

7:00 am-10:15 pm

2 stops25h 15m

Hanoi Noibai

Thu 9/24

11:35 pm-10:30 am

1 stop24h 55m

$945

Quickest round-trip

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Thu 10/8

12:15 pm-10:15 pm

1 stop20h 00m

Hanoi Noibai

Fri 10/23

11:35 pm-10:30 am

1 stop24h 55m

$946

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Mon 12/7

6:00 am-11:05 pm

2 stops26h 05m

Hanoi Noibai

Sun 12/20

12:25 am-2:52 pm

2 stops29h 27m

$947

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Sun 9/20

5:15 pm-8:35 pm

2 stops37h 20m

Hanoi Noibai

Fri 10/30

1:40 am-2:20 pm

1 stop26h 40m

$949

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Sun 10/18

9:35 pm-10:15 pm

2 stops34h 40m

Hanoi Noibai

Thu 10/29

12:25 am-10:15 am

1 stop23h 50m

$950

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Sat 9/26

3:30 pm-11:45 pm

1 stop42h 15m

Hanoi Noibai

Thu 10/8

4:20 pm-2:15 pm

1 stop35h 55m

$951

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Sun 9/20

12:50 pm-9:35 pm

1 stop18h 45m

Hanoi Noibai

Fri 10/30

12:20 pm-10:30 am

1 stop36h 10m

$952

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 April. Flight prices, which tend to average around $773, are often lower during this time because this is during the off-season. If you’re not able to fly to Hanoi in April, then January is your next best option. Flight prices from San Francisco to Hanoi during January average around $776.

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 $922 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 $788 on momondo.

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

You could potentially save up to 20% 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 July 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	18h 30m
Direct flights	None

The fastest flight from San Francisco to Hanoi takes 18h 30m

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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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. 18h 30m 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 July 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 Asiana Airlines, representing 23% of all bookings. The subsequent popular airlines are China Airlines at 21%, Cathay Pacific at 16%, 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 1,009 reviews	Search Philippine Airlines flights
China Southern	PriceFrom $475	Free Cancellation	Rating 7.5 158 reviews	Search China Southern flights
Singapore Airlines	PriceFrom $560	Free Cancellation	Rating 8.2 1,572 reviews	Search Singapore Airlines flights
Korean Air	PriceFrom $606	Free Cancellation	Rating 8.4 1,221 reviews	Search Korean Air flights
ANA	PriceFrom $626	Free Cancellation	Rating 8.3 1,271 reviews	Search ANA flights
Cathay Pacific	PriceFrom $627	Free Cancellation	Rating 7.6 1,406 reviews	Search Cathay Pacific flights
China Eastern	PriceFrom $631	Free Cancellation	Rating 7.3 228 reviews	Search China Eastern flights
Asiana Airlines	PriceFrom $640	Free Cancellation	Rating 8.1 551 reviews	Search Asiana Airlines flights
United Airlines	PriceFrom $711	Free Cancellation	Rating 7.4 9,983 reviews	Search United Airlines flights
China Airlines	PriceFrom $712	Free Cancellation	Rating 8.3 834 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.