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$423+ Cheap flights from Fremont, CA to Hanoi (HAN)

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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — HAN
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Fremont to Hanoi Noibai are usually found in March or August, booked 43 days in advance, depart on a Monday or Wednesday and return on a Monday

Cheap flight deals from Fremont to Hanoi

Keep the following information in mind while searching for Fremont to Hanoi flight deals. Data was last updated junio 12, 2025.

Round-trip from

$719
(CheapOair)

One-way from

$423
(Flightnetwork)

Popular in

December

Cheapest in

March

Average price

$1,312
From Fremont to Hanoi Noibai
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One-way flight from Fremont to Hanoi Noibai
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Highest demand for flights based on searches. 11% potential increase in price ($119 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($52 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 Fremont to Hanoi

Cheapest flights from Fremont to Hanoi
Explore the most affordable flight options available from Fremont to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/141:05 amSFO - HAN
1 stop25h 45mChina Airlines
mar. 10/711:35 amHAN - SFO
1 stop22h 20mChina Airlines
Deal found 6/12$713
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/2412:00 pmSFO - HAN
2 stops59h 45mChina Eastern
dom. 11/302:20 pmHAN - SFO
1 stop33h 40mChina Eastern
Deal found 6/11$715
This Gurufare 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/201:00 pmSFO - HAN
2 stops31h 40mMultiple Airlines
lun. 10/2711:30 pmHAN - SFO
1 stop25h 00mMultiple Airlines
Deal found 6/10$720
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.
mar. 11/111:00 pmSFO - HAN
2 stops31h 10mKorean Air
jue. 11/2012:20 pmHAN - SFO
2 stops36h 40mKorean Air
Deal found 6/12$723
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/1111:55 pmSFO - HAN
1 stop34h 50mPhilippine Airlines
lun. 10/201:45 amHAN - SFO
1 stop33h 05mPhilippine Airlines
Deal found 6/12$728
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/2412:15 pmSFO - HAN
1 stop20h 00mUnited Airlines
mar. 9/3011:35 pmHAN - SFO
1 stop24h 55mUnited Airlines
Deal found 6/11$748
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/2511:00 amSFO - HAN
1 stop21h 05mANA
vie. 1/1612:25 amHAN - SFO
1 stop23h 50mANA
Deal found 6/12$757
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/2712:50 amSFO - HAN
1 stop19h 20mSTARLUX Airlines
vie. 10/1711:10 amHAN - SFO
1 stop23h 20mSTARLUX Airlines
Deal found 6/12$762
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/111:30 amSFO - HAN
1 stop40h 05mSingapore Airlines
mié. 10/2912:35 pmHAN - SFO
1 stop34h 15mSingapore Airlines
Deal found 6/10$771
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/211:10 pmSFO - HAN
1 stop26h 25mCathay Pacific
mié. 10/297:25 pmHAN - SFO
1 stop29h 20mCathay Pacific
Deal found 6/10$776
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/256:05 amSFO - HAN
2 stops24h 35mDelta
lun. 12/1512:20 pmHAN - SFO
2 stops25h 12mDelta
Deal found 6/12$781
This Vietnam 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 Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/1510:50 pmSFO - HAN
1 stop20h 15mVietnam Airlines
jue. 10/231:00 pmHAN - SFO
1 stop19h 40mVietnam Airlines
Deal found 6/12$800

Cheapflights Fare Finder

Customize your flight search to find flights from Fremont to Hanoi 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 junio 12, 2025.
Use the filters below to find and compare flights from Fremont to Hanoi that are best for you.

Fly from

Fremont

Fly to

Hanoi

Route

Depart

Return

Price

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

lun. 9/1

12:00 pm-8:15 am

2 stops30h 15m

Hanoi Noibai

dom. 11/30

2:45 am-9:00 am

1 stop21h 15m

$719

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

mar. 8/5

1:05 am-4:50 pm

1 stop25h 45m

Hanoi Noibai

jue. 9/4

11:35 am-8:30 pm

1 stop22h 55m

$725

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

sáb. 8/16

6:58 pm-10:40 am

2 stops25h 42m

Hanoi Noibai

jue. 8/28

11:10 pm-11:00 am

1 stop25h 50m

$728

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

vie. 8/22

11:55 pm-12:45 am

1 stop34h 50m

Hanoi Noibai

sáb. 8/30

11:25 am-8:50 pm

1 stop23h 25m

$730

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

dom. 8/31

9:01 am-10:15 pm

2 stops23h 14m

Hanoi Noibai

dom. 9/14

11:35 pm-10:30 am

1 stop24h 55m

$752

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

sáb. 8/30

12:50 am-10:10 am

1 stop19h 20m

Hanoi Noibai

dom. 9/14

11:25 am-8:30 pm

1 stop23h 05m

$762

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

vie. 8/22

9:01 am-10:15 pm

2 stops23h 14m

Hanoi Noibai

sáb. 8/30

11:35 pm-10:55 am

1 stop25h 20m

$768

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

vie. 8/22

5:55 am-9:35 pm

2 stops25h 40m

Hanoi Noibai

sáb. 8/30

12:00 pm-10:51 pm

2 stops24h 51m

$781

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

jue. 8/21

1:45 am-10:15 pm

1 stop30h 30m

Hanoi Noibai

sáb. 8/30

11:35 pm-7:05 pm

2 stops33h 30m

$794

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

mié. 7/30

11:30 pm-12:15 pm

1 stop22h 45m

Hanoi Noibai

jue. 8/14

11:30 pm-4:00 pm

1 stop30h 30m

$907

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 32 results
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Best time to book a flight from Fremont to Hanoi

Have a flexible travel schedule? Discover the best time to fly to Hanoi from Fremont 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 Fremont to Hanoi

How far ahead should I book a flight from Fremont to Hanoi?

Use this chart to determine the optimal time to book a round-trip flight from Fremont to Hanoi. Price data was last updated on June 9, 2025.

The best time to book flights from Fremont to Hanoi is 43 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, September is the cheapest month in which you can book a flight from Fremont to Hanoi (average of $975). Flying from Fremont to Hanoi in December is currently the most expensive (average of $1,618). 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 FR8 to HAN?

Find hourly flight availability from Fremont to Hanoi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Fremont to Hanoi as you normally would.

Rainfall in Hanoi by month

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

In terms of precipitation, rainfall in Hanoi ranges from 0.6 - 11.7 inches per month. August is typically the wettest month, when rainfall can reach 11.7 in. December is typically the driest time to visit Hanoi when rainfall is around 0.6 in.

Temperature in Hanoi by month

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

If weather is an important factor for your trip to Hanoi, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 62.6 F).

Reviews of airlines servicing Hanoi

Get insights into the airlines that provide service to Hanoi. 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 Hanoi. Reviews last updated junio 12, 2025.
To help decide which airline to fly from Fremont to Hanoi, see what other customers have to say about STARLUX Airlines, EVA Air and Korean Air. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
177 reviews

Food

8.8

Overall

9.1

Comfort

9.0

Entertainment

8.9

Boarding

9.0

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

Food

8.8

Overall

9.1

Comfort

9.0

Entertainment

8.9

Boarding

9.0

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

Food

8.8

Overall

9.1

Comfort

9.0

Entertainment

8.9

Boarding

9.0

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.
Korean Air
8.4
Very good
1,088 reviews
STARLUX Airlines
9.1
Wonderful
177 reviews

Food

8.8

Overall

9.1

Comfort

9.0

Entertainment

8.9

Boarding

9.0

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

Food

8.8

Overall

9.1

Comfort

9.0

Entertainment

8.9

Boarding

9.0

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

Food

8.8

Overall

9.1

Comfort

9.0

Entertainment

8.9

Boarding

9.0

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 Fremont to Hanoi. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Hanoi from Fremont?

    If you book a flight to Hanoi from Fremont, you will be flying to Noibai, which is the city’s only airport. Hanoi Noibai (HAN) is located 14.2 mi from the center of Hanoi. There are 0 flights from Fremont to Noibai per day from 14 different airlines.

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

    $423 is the cheapest one-way deal found within the past few days, from Asiana Airlines. You may also be able to find cheap deals on STARLUX Airlines and China Airlines, with prices starting from $425 and $428, respectively.

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

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

  • How can I find direct flights from Fremont to Hanoi?

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

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

    Yes. Cheapflights offers flight deals from Fremont to Hanoi 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 Fremont to Hanoi?

    Currently, September is the cheapest month in which you can book a flight from Fremont to Hanoi (average of $975). Flying from Fremont to Hanoi in December is currently the most expensive (average of $1,618). 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

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Alternative routes for Fremont to Hanoi

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Top 10 airlines flying from Fremont to Hanoi

Discover the top 10 airlines that operate flights from Fremont to Hanoi. 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest$577Average$1,374FlexibilityNo cancel feeOn-time69%
Singapore AirlinesCheapest$647Average$840FlexibilityNo cancel feeOn-time81%
China EasternCheapest$654Average$794FlexibilityNo cancel feeOn-time62%
Asiana AirlinesCheapest$676Average$806FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$686Average$858FlexibilityNo cancel feeOn-time81%
Cathay PacificCheapest$701Average$868FlexibilityNo cancel feeOn-time72%
ANACheapest$728Average$905FlexibilityNo cancel feeOn-time80%
Japan AirlinesCheapest$730Average$828FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$731Average$1,090FlexibilityNo cancel feeOn-time69%
China AirlinesCheapest$736Average$826FlexibilityNo cancel feeOn-time70%

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