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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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
HAN — SFO
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$751
(SmartFares)

One-way from

$446
(Mytrip)

Popular in

March

Cheapest in

October

Average price

$882
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 ($77 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 June 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 June 12, 2025.

This Trip.com deal was found by Cheapflights users on 6/12. 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 10/81:45 amHAN - SFO
1 stop33h 05mPhilippine Airlines
Sat 10/1811:55 pmSFO - HAN
1 stop34h 50mPhilippine Airlines
Deal found 6/12$690
This SmartFares deal was found by Cheapflights users on 6/11. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1011:35 pmHAN - SFO
1 stop25h 20mANA
Thu 7/2412:40 pmSFO - HAN
1 stop19h 35mANA
Deal found 6/11$751
This WhyPayMore deal was found by Cheapflights users on 6/10. 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 WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/95:50 pmHAN - SFO
1 stop16h 40mChina Airlines
Mon 9/151:05 amSFO - HAN
1 stop19h 30mChina Airlines
Deal found 6/10$752
This United Airlines deal was found by Cheapflights users on 6/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/3012:25 amHAN - SFO
1 stop23h 50mUnited Airlines
Mon 12/156:35 amSFO - HAN
2 stops25h 30mUnited Airlines
Deal found 6/12$769
This Asiana Airlines deal was found by Cheapflights users on 6/10. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/911:30 pmHAN - SFO
1 stop30h 00mAsiana Airlines
Tue 9/1611:30 pmSFO - HAN
1 stop22h 45mAsiana Airlines
Deal found 6/10$784
This Gotogate deal was found by Cheapflights users on 6/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/81:45 amHAN - SFO
1 stop33h 05mMultiple Airlines
Tue 9/1611:30 pmSFO - HAN
1 stop22h 45mMultiple Airlines
Deal found 6/10$793
This STARLUX Airlines deal was found by Cheapflights users on 6/12. 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 STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/95:50 pmHAN - SFO
1 stop16h 40mSTARLUX Airlines
Sat 10/1812:50 amSFO - HAN
1 stop19h 20mSTARLUX Airlines
Deal found 6/12$798
This SmartFares deal was found by Cheapflights users on 6/11. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1010:55 amHAN - SFO
1 stop26h 00mCathay Pacific
Wed 7/231:05 amSFO - HAN
1 stop18h 50mCathay Pacific
Deal found 6/11$847
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/912:00 pmHAN - SFO
2 stops42h 06mDelta
Mon 9/1512:40 amSFO - HAN
2 stops30h 55mDelta
Deal found 6/10$972
This Trip.com deal was found by Cheapflights users on 6/10. 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.
Fri 7/2512:05 pmHAN - SFO
1 stop22h 30mEVA Air
Fri 8/11:00 pmSFO - HAN
1 stop32h 05mEVA Air
Deal found 6/10$977
This Singapore Airlines deal was found by Cheapflights users on 6/12. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/912:40 pmHAN - SFO
3 stops49h 18mSingapore Airlines
Mon 10/202:44 pmSFO - HAN
2 stops60h 51mSingapore Airlines
Deal found 6/12$1,509
This Emirates deal was found by Cheapflights users on 6/12. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/81:30 amHAN - SFO
1 stop26h 30mEmirates
Fri 10/174:55 pmSFO - HAN
2 stops54h 20mEmirates
Deal found 6/12$1,674

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 June 12, 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

Wed 10/8

1:45 am-8:50 pm

1 stop33h 05m

San Francisco

Sat 10/18

11:55 pm-12:45 am

1 stop34h 50m

$690

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Thu 7/10

11:35 pm-10:55 am

1 stop25h 20m

San Francisco

Thu 7/24

12:40 pm-10:15 pm

1 stop19h 35m

$751

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Tue 9/9

5:50 pm-8:30 pm

1 stop16h 40m

San Francisco

Mon 9/15

1:05 am-10:35 am

1 stop19h 30m

$752

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Sun 11/30

12:25 am-9:15 am

1 stop23h 50m

San Francisco

Mon 12/15

6:35 am-11:05 pm

2 stops25h 30m

$769

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Tue 9/9

11:30 pm-3:30 pm

1 stop30h 00m

San Francisco

Tue 9/16

11:30 pm-12:15 pm

1 stop22h 45m

$784

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Mon 9/8

1:45 am-8:50 pm

1 stop33h 05m

San Francisco

Tue 9/16

11:30 pm-12:15 pm

1 stop22h 45m

$793

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Thu 10/9

5:50 pm-8:30 pm

1 stop16h 40m

San Francisco

Sat 10/18

12:50 am-10:10 am

1 stop19h 20m

$798

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Thu 7/10

10:55 am-10:55 pm

1 stop26h 00m

San Francisco

Wed 7/23

1:05 am-9:55 am

1 stop18h 50m

$847

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Tue 9/9

12:00 pm-4:06 pm

2 stops42h 06m

San Francisco

Mon 9/15

12:40 am-9:35 pm

2 stops30h 55m

$972

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Fri 7/25

12:05 pm-8:35 pm

1 stop22h 30m

San Francisco

Fri 8/1

1:00 pm-11:05 am

1 stop32h 05m

$977

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 32 results
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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 $364). 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 June 12, 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.

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 June 12, 2025.
Read reviews from past customers who have flown STARLUX Airlines, EVA Air and Japan Airlines from Hanoi to San Francisco. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
177 reviews

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Entertainment

8.9

Crew

9.3

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
9.1
Wonderful
177 reviews
STARLUX Airlines
9.1
Wonderful
177 reviews

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Entertainment

8.9

Crew

9.3

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
1,202 reviews
STARLUX Airlines
9.1
Wonderful
177 reviews

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Entertainment

8.9

Crew

9.3

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.
Japan Airlines
8.3
Very good
1,489 reviews
STARLUX Airlines
9.1
Wonderful
177 reviews

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Entertainment

8.9

Crew

9.3

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
738 reviews
STARLUX Airlines
9.1
Wonderful
177 reviews

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Entertainment

8.9

Crew

9.3

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.
ANA
8.3
Very good
882 reviews
STARLUX Airlines
9.1
Wonderful
177 reviews

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Entertainment

8.9

Crew

9.3

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.

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

    Our cheapest airline available from Hanoi to San Francisco is ANA. Our recent data shows that you can find tickets from as low as $751 on this airline. Additional options worth looking into are China Airlines and Asiana Airlines, starting at $752 and $784 round-trip. You may be able to fly from Hanoi to San Francisco for 15% 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 Philippine Airlines. According to our data, you can fly for as low as $455. Users have also found prices from $482 and $499 on STARLUX Airlines and China Airlines, 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 $364). 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 Hanoi?

Book flights to Hanoi if you plan to visit one of these locations
Roseville
Mountain View
South San Francisco
Livermore
Turlock
Santa Cruz
Manteca
Fairfield
Watsonville
Antioch
Hollister
Milpitas
Newark
Hayward
Alameda
Sunnyvale
Daly City
Union City
Campbell
Capitola

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Hanoi to San Francisco

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
STARLUX AirlinesCheapest$528Average$852FlexibilityNo cancel feeOn-timeN/A
EVA AirCheapest$804Average$926FlexibilityNo cancel feeOn-time74%
China AirlinesCheapest$827Average$900FlexibilityNo cancel feeOn-time70%

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