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$421+ Cheap flights from Hanoi (HAN) to San Francisco (SFO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
HAN — SFO
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Hanoi to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Hanoi (HAN) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$687
(Trip.com)

One-way from

$421
(Singapore Airlines)

Popular in

March

Cheapest in

October

Average price

$849
From Hanoi Noibai to San Francisco
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One-way flight from Hanoi Noibai to San Francisco
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Highest demand for flights based on searches. 8% potential increase in price ($81 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Hanoi to San Francisco

Cheapest flights from Hanoi to San Francisco
Explore the most affordable flight options available from Hanoi to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Trip.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/92:30 amHAN - SFO
1 stop32h 20mPhilippine Airlines
Fri 10/1711:55 pmSFO - HAN
1 stop34h 50mPhilippine Airlines
Deal found 9/10$687
This Trip.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/92:30 amHAN - SFO
1 stop32h 20mPhilippine Airlines
Fri 9/1911:55 pmSFO - HAN
1 stop34h 50mPhilippine Airlines
Deal found 9/9$691
This Mytrip deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/168:15 amHAN - SFO
1 stop26h 25mMultiple Airlines
Mon 9/2212:35 amSFO - HAN
3 stops31h 15mMultiple Airlines
Deal found 9/9$693
This EVA Air deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1012:05 pmHAN - SFO
1 stop17h 55mEVA Air
Thu 9/181:25 amSFO - HAN
1 stop19h 40mEVA Air
Deal found 9/9$736
This Trip.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1011:35 amHAN - SFO
1 stop22h 55mMultiple Airlines
Thu 9/1812:35 amSFO - HAN
2 stops26h 10mMultiple Airlines
Deal found 9/9$737
This EVA Air deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1212:05 pmHAN - SFO
1 stop17h 55mEVA Air
Tue 9/161:25 amSFO - HAN
1 stop19h 40mEVA Air
Deal found 9/8$739
This oojo deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/151:45 amHAN - SFO
1 stop33h 05mPhilippine Airlines
Tue 9/2311:55 pmSFO - HAN
1 stop35h 35mPhilippine Airlines
Deal found 9/9$740
This Trip.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/112:30 amHAN - SFO
1 stop32h 20mPhilippine Airlines
Wed 9/1711:55 pmSFO - HAN
1 stop34h 50mPhilippine Airlines
Deal found 9/8$746
This Trip.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/252:30 amHAN - SFO
1 stop32h 00mPhilippine Airlines
Sun 11/210:30 pmSFO - HAN
1 stop36h 20mPhilippine Airlines
Deal found 9/10$768

Cheapflights Fare Finder

 
Customize your flight search to find flights from Hanoi to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Hanoi to San Francisco that are best for you.

Fly from

Hanoi

Fly to

San Francisco

Route

Depart

Return

Price

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Thu 10/23

6:00 pm-8:00 pm

1 stop16h 00m

San Francisco

Wed 10/29

12:40 am-11:35 am

1 stop20h 55m

$736

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Sat 10/25

6:00 pm-8:00 pm

1 stop16h 00m

San Francisco

Fri 10/31

12:10 am-11:35 am

1 stop21h 25m

$739

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Fri 10/10

11:35 am-7:55 pm

1 stop22h 20m

San Francisco

Thu 10/16

1:05 am-4:50 pm

1 stop25h 45m

$801

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Wed 3/4

5:30 pm-6:45 pm

1 stop16h 15m

San Francisco

Sun 3/8

11:40 pm-4:30 pm

1 stop26h 50m

$804

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Sun 10/26

5:30 pm-7:45 pm

1 stop16h 15m

San Francisco

Sun 11/2

11:40 pm-10:35 am

1 stop19h 55m

$805

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Fri 11/7

2:50 am-7:30 pm

1 stop31h 40m

San Francisco

Fri 11/14

10:30 pm-1:50 am

1 stop36h 20m

$817

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Fri 12/19

6:20 pm-6:30 am

1 stop27h 10m

San Francisco

Fri 12/26

11:30 pm-11:35 am

1 stop21h 05m

$822

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Tue 3/3

12:25 am-9:15 am

1 stop23h 50m

San Francisco

Sun 3/8

12:00 pm-11:05 pm

1 stop21h 05m

$825

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Fri 2/6

12:45 pm-7:50 am

1 stop34h 05m

$421

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Mon 10/20

1:45 am-8:50 pm

1 stop33h 05m

$453

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 18 results
1
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Best time to book a flight from Hanoi to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Hanoi with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Hanoi to San Francisco

What is the cheapest month to book a flight from Hanoi to San Francisco?

Currently, January is the cheapest month in which you can book a flight from Hanoi to San Francisco (average of $276). Flying from Hanoi to San Francisco in June is currently the most expensive (average of $357). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HAN to SFO?

Find hourly flight availability from Hanoi to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

It’s typically best to fly out from Hanoi to San Francisco in the evening. Doing so could potentially save you 15% on the flight price compared to flying in the morning, which is usually more expensive.

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated September 11, 2025.
Get a feel of what it's like to fly with STARLUX Airlines, EVA Air, and China Airlines from Hanoi to San Francisco by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
8.9
Very good
211 reviews

Entertainment

8.9

Food

8.8

Overall

8.9

Comfort

8.9

Boarding

9.0

Crew

9.2

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
8.9
Very good
211 reviews
STARLUX Airlines
8.9
Very good
211 reviews

Entertainment

8.9

Food

8.8

Overall

8.9

Comfort

8.9

Boarding

9.0

Crew

9.2

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
EVA Air
8.4
Very good
1,236 reviews
STARLUX Airlines
8.9
Very good
211 reviews

Entertainment

8.9

Food

8.8

Overall

8.9

Comfort

8.9

Boarding

9.0

Crew

9.2

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
China Airlines
8.3
Very good
767 reviews
STARLUX Airlines
8.9
Very good
211 reviews

Entertainment

8.9

Food

8.8

Overall

8.9

Comfort

8.9

Boarding

9.0

Crew

9.2

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

Related info for your journey

Find useful and relevant information for your journey from Hanoi to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Hanoi to San Francisco?

    For as low as $736, EVA Air can have you in San Francisco from Hanoi in 16h. There are 7301 mi between Hanoi and San Francisco. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Hanoi to San Francisco round-trip?

    Our cheapest airline available from Hanoi to San Francisco is STARLUX Airlines. Our recent data shows that you can find tickets from as low as $528 on this airline. Additional options worth looking into are EVA Air and China Airlines, starting at $804 and $827 round-trip. You may be able to fly from Hanoi to San Francisco for 40% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Hanoi to San Francisco one-way?

    For one-way options, check prices for Singapore Airlines. According to our data, you can fly for as low as $421. Users have also found prices from $453 and $456 on Philippine Airlines and EVA Air, respectively.

  • Can I find deals for flights from Hanoi to San Francisco that include hotel bookings?

    Yes. In addition to deals on Hanoi to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Hanoi to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hanoi to San Francisco.

  • Can I find deals for business class flights from Hanoi to San Francisco?

    Yes. Cheapflights offers flight deals from Hanoi to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Hanoi to San Francisco?

    Currently, January is the cheapest month in which you can book a flight from Hanoi to San Francisco (average of $276). Flying from Hanoi to San Francisco in June is currently the most expensive (average of $357). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
Santa Cruz
Livermore
South San Francisco
Turlock
Antioch
Watsonville
Manteca
Santa Clara
Sunnyvale
Hollister
Vacaville
Foster City
Vallejo
Burlingame
Redwood City
Union City
San Leandro
San Mateo
Lathrop

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Hanoi to San Francisco

Discover the top 3 airlines that operate flights from Hanoi to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
STARLUX AirlinesCheapest$528Average$834FlexibilityNo cancel feeOn-timeN/A
EVA AirCheapest$804Average$964FlexibilityNo cancel feeOn-time74%
China AirlinesCheapest$827Average$890FlexibilityNo cancel feeOn-time70%

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