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$364+ 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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — HAN
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
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 July 31, 2025.

Round-trip from

$733
(FlightHub)

One-way from

$365
(Asiana Airlines)

Popular in

December

Cheapest in

March

Average price

$1,172
From Fremont to Hanoi Noibai
Search Deals
One-way flight from Fremont to Hanoi Noibai
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($118 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 July 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 July 31, 2025.

This FlightHub deal was found by Cheapflights users on 7/29. 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.
Sun 8/313:45 pmSFO - HAN
2 stops52h 55mKorean Air
Sun 9/1412:00 pmHAN - SFO
2 stops59h 48mKorean Air
Deal found 7/29$733
This Ovago deal was found by Cheapflights users on 7/31. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1911:55 pmSFO - HAN
1 stop35h 35mPhilippine Airlines
Sat 11/82:45 pmHAN - SFO
1 stop19h 45mPhilippine Airlines
Deal found 7/31$734
This United Airlines deal was found by Cheapflights users on 7/29. 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 11/239:00 pmSFO - HAN
2 stops59h 05mUnited Airlines
Thu 12/412:25 amHAN - SFO
2 stops36h 06mUnited Airlines
Deal found 7/29$736
This FlightHub deal was found by Cheapflights users on 7/30. 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.
Thu 11/279:40 amSFO - HAN
1 stop40h 55mSingapore Airlines
Thu 12/46:25 pmHAN - SFO
1 stop28h 25mSingapore Airlines
Deal found 7/30$737
This FlightHub deal was found by Cheapflights users on 7/30. 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.
Thu 11/2711:30 pmSFO - HAN
1 stop31h 30mMultiple Airlines
Thu 12/412:20 pmHAN - SFO
1 stop17h 40mMultiple Airlines
Deal found 7/30$738
This Ovago deal was found by Cheapflights users on 7/29. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1512:20 amSFO - HAN
1 stop25h 15mCathay Pacific
Sun 9/287:05 pmHAN - SFO
1 stop17h 35mCathay Pacific
Deal found 7/29$739
This Mytrip deal was found by Cheapflights users on 7/29. 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 9/1812:15 pmSFO - HAN
1 stop20h 00mANA
Mon 9/2211:35 pmHAN - SFO
2 stops34h 35mANA
Deal found 7/29$745
This CrystalTravel deal was found by Cheapflights users on 7/29. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/71:05 amSFO - HAN
1 stop19h 30mChina Airlines
Thu 10/305:30 pmHAN - SFO
1 stop16h 15mChina Airlines
Deal found 7/29$747
This FlightHub deal was found by Cheapflights users on 7/30. 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.
Sat 8/211:30 pmSFO - HAN
1 stop32h 30mAsiana Airlines
Sat 8/231:25 pmHAN - SFO
1 stop16h 35mAsiana Airlines
Deal found 7/30$750
This CheapOair deal was found by Cheapflights users on 7/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1612:00 pmSFO - HAN
2 stops38h 30mChina Eastern
Wed 10/291:50 pmHAN - SFO
1 stop34h 10mChina Eastern
Deal found 7/31$755
This oojo deal was found by Cheapflights users on 7/28. 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.
Sat 8/3012:35 amSFO - HAN
1 stop26h 10mChina Southern
Sun 9/144:45 pmHAN - SFO
2 stops41h 45mChina Southern
Deal found 7/28$771
This Delta deal was found by Cheapflights users on 7/30. 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.
Thu 9/185:35 amSFO - HAN
2 stops26h 00mDelta
Sun 9/2111:10 pmHAN - SFO
2 stops34h 55mDelta
Deal found 7/30$780

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 July 31, 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

Sun 8/31

3:45 pm-10:40 am

2 stops52h 55m

Hanoi Noibai

Sun 9/14

12:00 pm-9:48 am

2 stops59h 48m

$733

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Sun 10/19

11:55 pm-1:30 am

1 stop35h 35m

Hanoi Noibai

Sat 11/8

2:45 pm-7:30 pm

1 stop19h 45m

$734

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Mon 9/15

12:20 am-3:35 pm

1 stop25h 15m

Hanoi Noibai

Sun 9/28

7:05 pm-10:40 pm

1 stop17h 35m

$739

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Tue 9/9

1:20 am-3:35 pm

2 stops24h 15m

Hanoi Noibai

Tue 9/16

11:35 pm-10:30 am

1 stop24h 55m

$743

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Thu 9/18

12:15 pm-10:15 pm

1 stop20h 00m

Hanoi Noibai

Mon 9/22

11:35 pm-8:10 pm

2 stops34h 35m

$745

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Sun 9/7

1:05 am-10:35 am

1 stop19h 30m

Hanoi Noibai

Thu 10/30

5:30 pm-7:45 pm

1 stop16h 15m

$747

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Sat 9/6

11:30 pm-10:00 pm

1 stop32h 30m

Hanoi Noibai

Fri 9/26

1:25 pm-3:30 pm

1 stop16h 05m

$750

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Thu 10/16

12:00 pm-4:30 pm

2 stops38h 30m

Hanoi Noibai

Wed 10/29

1:50 pm-10:00 am

1 stop34h 10m

$755

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Sat 8/30

12:35 am-4:45 pm

1 stop26h 10m

Hanoi Noibai

Sun 9/14

4:45 pm-8:30 pm

2 stops41h 45m

$771

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Thu 9/18

5:35 am-9:35 pm

2 stops26h 00m

Hanoi Noibai

Sun 9/21

11:10 pm-8:05 pm

2 stops34h 55m

$780

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 19 results
1
2

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 July 25, 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 $941). 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 July 31, 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.

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 July 31, 2025.
Read reviews from past customers who have flown STARLUX Airlines, EVA Air, and Korean Air from Fremont to Hanoi. 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
9.0
Wonderful
199 reviews

Overall

9.0

Boarding

9.0

Food

8.8

Entertainment

8.9

Comfort

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
9.0
Wonderful
199 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Overall

9.0

Boarding

9.0

Food

8.8

Entertainment

8.9

Comfort

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
1,220 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Overall

9.0

Boarding

9.0

Food

8.8

Entertainment

8.9

Comfort

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.
Korean Air
8.4
Very good
1,121 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Overall

9.0

Boarding

9.0

Food

8.8

Entertainment

8.9

Comfort

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
8.4
Very good
922 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Overall

9.0

Boarding

9.0

Food

8.8

Entertainment

8.9

Comfort

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
754 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Overall

9.0

Boarding

9.0

Food

8.8

Entertainment

8.9

Comfort

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 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 15 different airlines.

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

    $365 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 United Airlines and China Eastern, with prices starting from $369 and $373, 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 $941). 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest$577Average$1,374FlexibilityNo cancel feeOn-time69%
Singapore AirlinesCheapest$647Average$757FlexibilityNo cancel feeOn-time81%
China EasternCheapest$654Average$792FlexibilityNo cancel feeOn-time62%
Philippine AirlinesCheapest$674Average$692FlexibilityNo cancel feeOn-time60%
Asiana AirlinesCheapest$674Average$799FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$682Average$837FlexibilityNo cancel feeOn-time81%
Cathay PacificCheapest$718Average$868FlexibilityNo cancel feeOn-time72%
ANACheapest$728Average$872FlexibilityNo cancel feeOn-time80%
Japan AirlinesCheapest$730Average$828FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$731Average$1,089FlexibilityNo cancel feeOn-time69%

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