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$480+ 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 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
HAN — SFO
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
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 March 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$766
(Mytrip)

One-way from

$480
(oojo)

Popular in

March

Cheapest in

October

Average price

$1,079
Provider with most accurate pricing for Hanoi Noibai-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Hanoi Noibai-San Francisco flights.
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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. 6% potential increase in price ($59 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 26, 2025.

This Mytrip deal was found by Cheapflights users on 3/25. 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.
Thu 5/812:45 amHAN - SFO
2 stops28h 50mMultiple Airlines
Fri 5/167:10 amSFO - HAN
2 stops26h 35mMultiple Airlines
Deal found 3/25$766
This United Airlines deal was found by Cheapflights users on 3/24. 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.
Fri 6/611:35 pmHAN - SFO
1 stop25h 00mUnited Airlines
Wed 7/1612:40 pmSFO - HAN
1 stop19h 35mUnited Airlines
Deal found 3/24$779
This Gotogate deal was found by Cheapflights users on 3/25. 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.
Fri 5/911:10 amHAN - SFO
1 stop23h 20mSTARLUX Airlines
Thu 5/1512:50 amSFO - HAN
1 stop26h 00mSTARLUX Airlines
Deal found 3/25$841
This Gotogate deal was found by Cheapflights users on 3/24. 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.
Thu 6/512:40 amHAN - SFO
1 stop23h 55mANA
Wed 7/1612:40 pmSFO - HAN
1 stop19h 35mANA
Deal found 3/24$863
This oojo deal was found by Cheapflights users on 3/25. 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.
Wed 4/2311:35 amHAN - SFO
1 stop22h 20mChina Airlines
Tue 4/291:05 amSFO - HAN
1 stop19h 30mChina Airlines
Deal found 3/25$872
This oojo deal was found by Cheapflights users on 3/25. 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.
Thu 7/36:00 pmHAN - SFO
1 stop27h 20mEVA Air
Thu 7/171:25 amSFO - HAN
1 stop25h 25mEVA Air
Deal found 3/25$902
This Cathay Pacific deal was found by Cheapflights users on 3/25. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/257:25 pmHAN - SFO
1 stop16h 50mCathay Pacific
Wed 4/212:55 pmSFO - HAN
1 stop31h 00mCathay Pacific
Deal found 3/25$906
This Trip.com deal was found by Cheapflights users on 3/25. 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 4/222:30 amHAN - SFO
1 stop32h 20mPhilippine Airlines
Wed 4/3011:55 pmSFO - HAN
1 stop34h 50mPhilippine Airlines
Deal found 3/25$940
This Delta deal was found by Cheapflights users on 3/25. 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.
Wed 3/2611:00 pmHAN - SFO
1 stop25h 30mDelta
Thu 4/36:30 amSFO - HAN
2 stops25h 05mDelta
Deal found 3/25$1,145
This Booking.com deal was found by Cheapflights users on 3/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/222:10 amHAN - SFO
2 stops22h 20mAir China
Wed 4/301:00 pmSFO - HAN
2 stops32h 00mAir China
Deal found 3/25$1,316
This Asiana Airlines deal was found by Cheapflights users on 3/25. 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 3/2511:50 pmHAN - SFO
1 stop29h 10mAsiana Airlines
Wed 4/29:30 amSFO - HAN
2 stops22h 30mAsiana Airlines
Deal found 3/25$1,565
This oojo deal was found by Cheapflights users on 3/25. 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.
Thu 7/36:30 pmHAN - SFO
2 stops33h 15mSingapore Airlines
Fri 7/1811:00 amSFO - HAN
3 stops34h 30mSingapore Airlines
Deal found 3/25$1,634

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 March 26, 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 5/8

12:45 am-3:35 pm

2 stops28h 50m

San Francisco

Fri 5/16

7:10 am-11:45 pm

2 stops26h 35m

$766

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Fri 6/6

11:35 pm-10:35 am

1 stop25h 00m

San Francisco

Wed 7/16

12:40 pm-10:15 pm

1 stop19h 35m

$779

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Fri 5/9

11:10 am-8:30 pm

1 stop23h 20m

San Francisco

Thu 5/15

12:50 am-4:50 pm

1 stop26h 00m

$841

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Thu 6/5

12:40 am-10:35 am

1 stop23h 55m

San Francisco

Wed 7/16

12:40 pm-10:15 pm

1 stop19h 35m

$863

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Wed 4/23

11:35 am-7:55 pm

1 stop22h 20m

San Francisco

Tue 4/29

1:05 am-10:35 am

1 stop19h 30m

$872

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Thu 7/3

6:00 pm-7:20 am

1 stop27h 20m

San Francisco

Thu 7/17

1:25 am-4:50 pm

1 stop25h 25m

$902

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Tue 4/22

2:30 am-8:50 pm

1 stop32h 20m

San Francisco

Wed 4/30

11:55 pm-12:45 am

1 stop34h 50m

$940

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Tue 4/22

2:10 am-10:30 am

2 stops22h 20m

San Francisco

Wed 4/30

1:00 pm-11:00 am

2 stops32h 00m

$1,316

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Fri 6/6

11:10 pm-12:04 am

2 stops38h 54m

San Francisco

Tue 7/15

12:40 am-9:35 pm

2 stops30h 55m

$1,321

HanoiSan Francisco

HAN - SFO

HANSFO

Hanoi Noibai

Thu 7/3

6:30 pm-1:45 pm

2 stops33h 15m

San Francisco

Fri 7/18

11:00 am-11:30 am

3 stops34h 30m

$1,634

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 26 results
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Compare providers for flights from Hanoi to San Francisco

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Hanoi to San Francisco in March.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Hanoi-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hanoi-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hanoi-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Hanoi-San Francisco flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Hanoi-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 $398). 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 March 26, 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 March 26, 2025.
STARLUX Airlines
9.1
Wonderful
146 reviews

Comfort

9.0

Food

8.9

Overall

9.1

Entertainment

9.0

Boarding

9.0

Crew

9.3

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
STARLUX Airlines
9.1
Wonderful
146 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Comfort

9.0

Food

8.9

Overall

9.1

Entertainment

9.0

Boarding

9.0

Crew

9.3

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
EVA Air
8.4
Very good
1,171 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Comfort

9.0

Food

8.9

Overall

9.1

Entertainment

9.0

Boarding

9.0

Crew

9.3

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Korean Air
8.4
Very good
1,049 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Comfort

9.0

Food

8.9

Overall

9.1

Entertainment

9.0

Boarding

9.0

Crew

9.3

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Japan Airlines
8.3
Very good
1,440 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Comfort

9.0

Food

8.9

Overall

9.1

Entertainment

9.0

Boarding

9.0

Crew

9.3

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
ANA
8.3
Very good
826 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Comfort

9.0

Food

8.9

Overall

9.1

Entertainment

9.0

Boarding

9.0

Crew

9.3

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

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 United Airlines. Our recent data shows that you can find tickets from as low as $779 on this airline. Additional options worth looking into are STARLUX Airlines and ANA, starting at $841 and $863 round-trip. You may be able to fly from Hanoi to San Francisco for 14% 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 STARLUX Airlines. According to our data, you can fly for as low as $480. Users have also found prices from $484 and $505 on China Southern and Korean 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 $398). 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
Santa Cruz
Turlock
Fairfield
South San Francisco
Manteca
Sausalito
Richmond
Watsonville
Hollister
Milpitas
Antioch
Hayward
Vallejo
Newark
Alameda
Campbell
Daly City
Pacific Grove

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Hanoi to San Francisco

Discover the top 4 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 March 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
STARLUX AirlinesCheapest$528Average$838FlexibilityNo cancel feeOn-timeN/A
ANACheapest$795Average$939FlexibilityNo cancel feeOn-time80%
EVA AirCheapest$804Average$922FlexibilityNo cancel feeOn-time74%
China AirlinesCheapest$848Average$900FlexibilityNo cancel feeOn-time70%
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