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$272+ Cheap flights from Fremont, CA to Vietnam

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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SGN
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Fremont to Vietnam

Keep the following information in mind while searching for Fremont to Vietnam flight deals. Data was last updated September 15, 2025.

Round-trip from

$649
(oojo)

One-way from

$337
(CrystalTravel)

Popular in

December

Cheapest in

September

Average price

$758
From Fremont to Vietnam
Search Deals
One-way flight from Fremont to Vietnam
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($85 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($38 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 Fremont to Vietnam

Cheapest flights from Fremont to Vietnam
Explore the most affordable flight options available from Fremont to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This oojo deal was found by Cheapflights users on 9/13. 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 9/1811:55 pmSFO - SGN
1 stop18h 40mPhilippine Airlines
Mon 9/299:50 amSGN - SFO
1 stop25h 00mPhilippine Airlines
Deal found 9/13$649
This oojo deal was found by Cheapflights users on 9/14. 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 9/2211:55 pmSFO - SGN
1 stop24h 35mPhilippine Airlines
Mon 10/279:40 amSGN - SFO
1 stop24h 50mPhilippine Airlines
Deal found 9/14$650
This CrystalTravel deal was found by Cheapflights users on 9/15. 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.
Mon 9/2211:55 pmSFO - SGN
1 stop18h 40mPhilippine Airlines
Mon 9/299:50 amSGN - SFO
1 stop25h 00mPhilippine Airlines
Deal found 9/15$651
This oojo deal was found by Cheapflights users on 9/14. 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.
Tue 10/711:55 pmSFO - SGN
1 stop18h 40mPhilippine Airlines
Tue 10/219:50 amSGN - SFO
1 stop25h 00mPhilippine Airlines
Deal found 9/14$652
This CrystalTravel deal was found by Cheapflights users on 9/14. 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.
Thu 11/611:30 pmSFO - SGN
1 stop20h 30mAsiana Airlines
Tue 3/1012:10 pmSGN - SFO
1 stop16h 50mAsiana Airlines
Deal found 9/14$653
This FlightHub deal was found by Cheapflights users on 9/14. 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.
Mon 10/2011:30 pmSFO - SGN
1 stop21h 35mAsiana Airlines
Sun 11/2312:10 amSGN - SFO
1 stop29h 50mAsiana Airlines
Deal found 9/14$654
This Flightnetwork deal was found by Cheapflights users on 9/13. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1711:55 pmSFO - SGN
1 stop24h 35mPhilippine Airlines
Sun 9/213:35 pmSGN - SFO
1 stop19h 15mPhilippine Airlines
Deal found 9/13$655
This CrystalTravel deal was found by Cheapflights users on 9/15. 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 9/2111:30 pmSFO - HAN
1 stop22h 45mAsiana Airlines
Sun 9/281:25 pmHAN - SFO
1 stop16h 05mAsiana Airlines
Deal found 9/15$655
This Trip.com deal was found by Cheapflights users on 9/15. 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 10/301:00 pmSFO - SGN
1 stop22h 10mChina Eastern
Wed 11/52:10 amSGN - SFO
1 stop21h 50mChina Eastern
Deal found 9/15$656
This CrystalTravel deal was found by Cheapflights users on 9/15. 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.
Thu 11/2711:30 pmSFO - SGN
1 stop20h 30mAsiana Airlines
Sat 12/1312:10 pmSGN - SFO
1 stop17h 50mAsiana Airlines
Deal found 9/15$657
This oojo deal was found by Cheapflights users on 9/14. 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 10/1311:55 pmSFO - HAN
1 stop34h 50mPhilippine Airlines
Tue 10/282:45 pmHAN - SFO
1 stop19h 45mPhilippine Airlines
Deal found 9/14$657
This FlightHub deal was found by Cheapflights users on 9/13. 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.
Mon 11/312:00 pmSFO - SGN
1 stop22h 10mChina Eastern
Wed 11/192:10 amSGN - SFO
1 stop21h 50mChina Eastern
Deal found 9/13$658

Cheapflights Fare Finder

 
Customize your flight search to find flights from Fremont to Vietnam 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 15, 2025.
Use the filters below to find and compare flights from Fremont to Vietnam that are best for you.

Fly from

Fremont

Fly to

Vietnam

Route

Depart

Return

Price

San FranciscoHo Chi Minh City

SFO - SGN

SFOSGN

San Francisco

Wed 10/29

6:00 am-10:55 pm

2 stops26h 55m

Ho Chi Minh City

Tue 11/11

11:05 pm-9:50 pm

2 stops37h 45m

$690

San FranciscoHo Chi Minh City

SFO - SGN

SFOSGN

San Francisco

Mon 10/27

12:45 pm-10:55 pm

1 stop20h 10m

Ho Chi Minh City

Sun 11/16

11:05 pm-8:17 pm

2 stops36h 12m

$694

San FranciscoHo Chi Minh City

SFO - SGN

SFOSGN

San Francisco

Thu 10/30

7:25 am-10:55 pm

2 stops25h 30m

Ho Chi Minh City

Thu 11/6

6:00 am-3:20 pm

2 stops24h 20m

$697

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Tue 10/28

12:40 pm-9:45 pm

1 stop19h 05m

Hanoi Noibai

Sun 11/2

12:20 pm-10:30 am

1 stop36h 10m

$699

San FranciscoHo Chi Minh City

SFO - SGN

SFOSGN

San Francisco

Mon 11/10

7:25 am-10:55 pm

2 stops24h 30m

Ho Chi Minh City

Mon 11/24

6:00 am-7:00 am

1 stop16h 00m

$699

San FranciscoHo Chi Minh City

SFO - SGN

SFOSGN

San Francisco

Mon 11/17

7:25 am-10:55 pm

2 stops24h 30m

Ho Chi Minh City

Tue 11/25

6:00 am-6:55 pm

1 stop27h 55m

$699

San FranciscoHo Chi Minh City

SFO - SGN

SFOSGN

San Francisco

Thu 10/16

11:30 pm-11:05 am

1 stop21h 35m

Ho Chi Minh City

Wed 11/19

12:10 pm-3:00 pm

1 stop17h 50m

$700

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Thu 9/18

5:55 am-9:35 pm

2 stops25h 40m

Hanoi Noibai

Thu 10/2

12:00 pm-11:50 pm

2 stops25h 50m

$703

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Wed 9/24

11:30 pm-10:00 pm

1 stop32h 30m

Hanoi Noibai

Wed 10/1

11:30 pm-3:30 pm

1 stop30h 00m

$705

San FranciscoHanoi

SFO - HAN

SFOHAN

San Francisco

Mon 9/22

5:35 am-9:35 pm

2 stops26h 00m

Hanoi Noibai

Sun 10/5

11:10 pm-7:30 pm

2 stops34h 20m

$710

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 60 results
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Best time to book a flight from Fremont to Vietnam

Have a flexible travel schedule? Discover the best time to fly to Vietnam 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 Vietnam

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

Currently, September is the cheapest month in which you can book a flight from Fremont to Vietnam (average of $883). Flying from Fremont to Vietnam in June is currently the most expensive (average of $1,426). 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 VN?

Find hourly flight availability from Fremont to Vietnam. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

When flying from Fremont to Vietnam, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Fremont to Vietnam?

Use this chart to determine the cheapest time to fly round-trip from Fremont to Vietnam. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Fremont to Vietnam flight should consider departing on Monday evenings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Vietnam

Get insights into the airlines that provide service to Vietnam. 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 Vietnam. Reviews last updated September 15, 2025.
Get a feel of what it's like to fly with STARLUX Airlines, EVA Air, and China Airlines from Fremont to Vietnam 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

Comfort

8.9

Food

8.8

Overall

8.9

Boarding

9.0

Crew

9.2

Entertainment

8.9

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

Comfort

8.9

Food

8.8

Overall

8.9

Boarding

9.0

Crew

9.2

Entertainment

8.9

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

Comfort

8.9

Food

8.8

Overall

8.9

Boarding

9.0

Crew

9.2

Entertainment

8.9

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

Comfort

8.9

Food

8.8

Overall

8.9

Boarding

9.0

Crew

9.2

Entertainment

8.9

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.
Cathay Pacific
7.6
Good
993 reviews
STARLUX Airlines
8.9
Very good
211 reviews

Comfort

8.9

Food

8.8

Overall

8.9

Boarding

9.0

Crew

9.2

Entertainment

8.9

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.
Vietnam Airlines
7.6
Good
201 reviews
STARLUX Airlines
8.9
Very good
211 reviews

Comfort

8.9

Food

8.8

Overall

8.9

Boarding

9.0

Crew

9.2

Entertainment

8.9

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

  • How popular is this Fremont to Vietnam flight route?

    The Fremont to Vietnam flight path was viewed by 144 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Fremont to Vietnam?

    For as low as $699, United Airlines can have you in Vietnam from Fremont in 19h 05m. The distance from Fremont to Vietnam is about 7301 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    One-way options have recently been found by users for as low as $272 on China Southern. Other airlines that offer cheap prices include Asiana Airlines from $343 and Korean Air from $367 one-way.

  • What are the most popular routes from Fremont to Vietnam?

    While some choose either San Francisco - Hanoi Noibai or San Francisco - Da Nang, San Francisco - Ho Chi Minh City is the most popular route from Fremont to Vietnam.

  • What are the cheapest flights from Fremont to Vietnam?

    On average you can expect to pay $2,064 for a flight from Fremont to Vietnam. The cheapest flight overall is $356 while the most popular route, (San Francisco - Ho Chi Minh City) is currently priced at $546.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Fremont to Vietnam (average of $883). Flying from Fremont to Vietnam in June is currently the most expensive (average of $1,426). 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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Top 10 airlines flying from Fremont to Vietnam

Discover the top 10 airlines that operate flights from Fremont to Vietnam. 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 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$528Average$902FlexibilityNo cancel feeOn-time81%
China SouthernCheapest$541Average$985FlexibilityNo cancel feeOn-time69%
Singapore AirlinesCheapest$555Average$851FlexibilityNo cancel feeOn-time81%
China EasternCheapest$603Average$740FlexibilityNo cancel feeOn-time62%
Philippine AirlinesCheapest$606Average$706FlexibilityNo cancel feeOn-time60%
Air IndiaCheapest$611Average$744FlexibilityNo cancel feeOn-timeN/A
Air ChinaCheapest$648Average$695FlexibilityNo cancel feeOn-time67%
Asiana AirlinesCheapest$649Average$807FlexibilityNo cancel feeOn-time76%
Japan AirlinesCheapest$672Average$805FlexibilityNo cancel feeOn-time79%
Cathay PacificCheapest$676Average$871FlexibilityNo cancel feeOn-time72%

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