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Cheap flights from San Francisco to Hanoi from $389

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Hanoi departing on 4/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Francisco to Hanoi

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from San Francisco to Hanoi.
12:40 pm - 9:35 pmSFO-HAN
18h 55m1 stop
11:10 pm - 10:40 amHAN-SFO
25h 30m1 stop
$716Korean Air
Find Deal
Tue, Apr 15 - Mon, May 26
11:55 pm - 12:45 amSFO-HAN
34h 50m1 stop
2:30 am - 8:50 pmHAN-SFO
32h 20m1 stop
$721Philippine Airlines
Find Deal
Mon, Sep 22 - Tue, Oct 14
12:05 am - 9:55 amSFO-HAN
19h 50m1 stop
10:30 am - 5:50 pmHAN-SFO
21h 20m1 stop
$745Cathay Pacific
Find Deal
Wed, Aug 20 - Wed, Sep 3
1:05 am - 3:35 pmSFO-HAN
24h 30m1 stop
10:55 am - 10:55 pmHAN-SFO
26h 00m1 stop
$746Cathay Pacific
Find Deal
Wed, Sep 3 - Tue, Sep 9
1:05 am - 10:35 amSFO-HAN
19h 30m1 stop
11:35 am - 7:55 pmHAN-SFO
22h 20m1 stop
$752China Airlines
Find Deal
Sun, Apr 20 - Thu, May 1
1:05 am - 10:35 amSFO-HAN
19h 30m1 stop
5:50 pm - 7:55 pmHAN-SFO
16h 05m1 stop
$753China Airlines
Find Deal
Sun, Apr 13 - Thu, Apr 17
11:30 pm - 10:00 pmSFO-HAN
32h 30m1 stop
1:25 pm - 3:30 pmHAN-SFO
16h 05m1 stop
$769Asiana Airlines
Find Deal
Mon, Apr 14 - Thu, Apr 17
11:30 pm - 12:15 pmSFO-HAN
22h 45m1 stop
11:30 pm - 3:30 pmHAN-SFO
30h 00m1 stop
$805Asiana Airlines
Find Deal
Sun, Apr 13 - Fri, May 23
12:50 am - 4:50 pmSFO-HAN
26h 00m1 stop
6:00 pm - 6:45 amHAN-SFO
26h 45m1 stop
$837EVA Air
Find Deal
Sun, Apr 20 - Wed, Apr 30
12:30 pm - 4:50 pmSFO-HAN
38h 20m1 stop
6:00 pm - 6:45 amHAN-SFO
26h 45m1 stop
$857EVA Air
Find Deal
Mon, Apr 21 - Mon, May 5

Korean Air flights from San Francisco to Hanoi

Our best Korean Air deals on San Francisco to Hanoi flight tickets
Korean Air
Apr 15
SFO12:40 pmSan Francisco
18h 55m
1 stop
HAN9:35 pmHanoi Noibai
May 26
HAN11:10 pmHanoi Noibai
25h 30m
1 stop
SFO10:40 amSan Francisco
Korean Air
Aug 21
SFO1:10 pmSan Francisco
18h 25m
1 stop
HAN9:35 pmHanoi Noibai
Sep 3
HAN12:00 pmHanoi Noibai
36h 40m
1 stop
SFO10:40 amSan Francisco
Korean Air
Apr 14
SFO12:40 pmSan Francisco
18h 55m
1 stop
HAN9:35 pmHanoi Noibai
May 26
HAN11:10 pmHanoi Noibai
25h 30m
1 stop
SFO10:40 amSan Francisco

Philippine Airlines flights from San Francisco to Hanoi

Our best Philippine Airlines deals on San Francisco to Hanoi flight tickets
Philippine Airlines
Sep 22
SFO11:55 pmSan Francisco
34h 50m
1 stop
HAN12:45 amHanoi Noibai
Oct 14
HAN2:30 amHanoi Noibai
32h 20m
1 stop
SFO8:50 pmSan Francisco
Philippine Airlines
Aug 27
SFO11:55 pmSan Francisco
34h 50m
1 stop
HAN12:45 amHanoi Noibai
Sep 12
HAN1:45 amHanoi Noibai
33h 05m
1 stop
SFO8:50 pmSan Francisco
Philippine Airlines
Mar 30
SFO11:55 pmSan Francisco
35h 35m
1 stop
HAN1:30 amHanoi Noibai
Apr 5
HAN2:30 amHanoi Noibai
32h 20m
1 stop
SFO8:50 pmSan Francisco

See travel insights to Hanoi from

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

What is the cheapest month to fly to Hanoi?

The cheapest month to fly to Hanoi from San Francisco is in March. Flight prices, which tend to average around $798, are often lower during this time because this is during the off-season. If you’re not able to fly to Hanoi in March, then February is your next best option. Flight prices from San Francisco to Hanoi during February average around $828.

What is the cheapest day to depart on your flight to Hanoi?

According to our data, Monday is the cheapest day to fly to Hanoi from San Francisco. The lowest ticket price found for a Monday departure recently was $892. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Hanoi on Saturday is $1,014.

What is the cheapest time of day to depart on your flight to Hanoi?

Our most recent data shows that the best time of day to fly to Hanoi is in the evening. Flights from San Francisco to Hanoi during this time can be as low as $920. Try not to purchase tickets at noon because they tend to be around $1,120. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 21 weeks ahead of your departure date. In general, you can expect to find flights to Hanoi for around $1,009 when searching 21 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 $838 on momondo.

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

As of March 2025, prices for San Francisco to Hanoi flights are approximately 1% 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

Best Price Found

$389

Fastest flight time

18h 25m

Direct flights

None

Airports in Hanoi

1 airport
The best one-way flight to Hanoi from San Francisco in the past 72 hours is $389. The best round-trip flight deal from San Francisco to Hanoi found on momondo in the last 72 hours is $716.
The fastest flight from San Francisco to Hanoi takes 18h 25m
There are no direct flights from San Francisco to Hanoi. Popular non-direct route for this connection is San Francisco Airport - Hanoi Noibai Airport.
There is 1 airport near Hanoi: Hanoi Noibai (HAN)

  • How far is San Francisco to Hanoi Noibai by plane?

    San Francisco and Hanoi Noibai are 7302.4 mi apart from one another. 18h 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?

  • 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?


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 SouthernPriceFrom $577Free CancellationRating
7.5
94 reviews
Search China Southern flights
China EasternPriceFrom $654Free CancellationRating
7.1
136 reviews
Search China Eastern flights
Asiana AirlinesPriceFrom $693Free CancellationRating
8.2
440 reviews
Search Asiana Airlines flights
Korean AirPriceFrom $694Free CancellationRating
8.4
1,050 reviews
Search Korean Air flights
STARLUX AirlinesPriceFrom $707Free CancellationRating
9.1
146 reviews
Search STARLUX Airlines flights
Cathay PacificPriceFrom $710Free CancellationRating
7.5
837 reviews
Search Cathay Pacific flights
Japan AirlinesPriceFrom $730Free CancellationRating
8.3
1,440 reviews
Search Japan Airlines flights
American AirlinesPriceFrom $746Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
ANAPriceFrom $750Free CancellationRating
8.3
829 reviews
Search ANA flights
United AirlinesPriceFrom $751Free CancellationRating
7.4
8,603 reviews
Search United 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.


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