$316+ Cheap flights from San Francisco (SFO) to Hanoi (HAN)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — HAN
Oct 7 — Oct 141
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to Hanoi with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Francisco to Hanoi
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Francisco to HanoiExplore the most affordable flight options available from San Francisco to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
Explore the most affordable flight options available from San Francisco to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
This Justfly.com deal was found by Cheapflights users on 9/5. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2412:00 pm -
1 stop39h 45m
Sun 11/16:45 pm -
1 stop29h 15m
Deal found 9/5![China Eastern logo]()
$760
This Trip.com deal was found by Cheapflights users on 9/3. 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.
Sat 11/2812:00 pm -
1 stop22h 45m
Sun 12/136:45 pm -
1 stop29h 15m
Deal found 9/3![China Eastern logo]()
$761
This FlightHub deal was found by Cheapflights users on 9/4. 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 10/2611:00 pm -
1 stop23h 10m
Wed 11/1811:50 pm -
1 stop29h 40m
Deal found 9/4![Asiana Airlines logo]()
$763
This FlightHub deal was found by Cheapflights users on 9/5. 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 9/2411:20 pm -
1 stop32h 40m
Mon 9/281:25 pm -
1 stop16h 05m
Deal found 9/5![Asiana Airlines logo]()
$764
This oojo deal was found by Cheapflights users on 9/3. 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 10/111:20 pm -
1 stop32h 40m
Tue 10/61:25 pm -
1 stop16h 05m
Deal found 9/3![Asiana Airlines logo]()
$765
This lastminute.com deal was found by Cheapflights users on 9/3. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/282:12 pm -
2 stops53h 58m
Sun 12/1312:20 pm -
1 stop36h 15m
Deal found 9/3![Korean Air logo]()
$769
This Gotogate deal was found by Cheapflights users on 9/2. 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 10/291:00 pm -
2 stops35h 45m
Sun 11/84:15 pm -
2 stops31h 45m
Deal found 9/2![China Eastern logo]()
$772
This Ovago deal was found by Cheapflights users on 9/3. 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.
Thu 10/2212:00 pm -
1 stop39h 45m
Sun 11/84:15 pm -
2 stops31h 45m
Deal found 9/3![China Eastern logo]()
$774
This Booking.com deal was found by Cheapflights users on 9/2. 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.
Thu 10/291:00 pm -
2 stops35h 45m
Wed 11/112:45 am -
1 stop21h 15m
Deal found 9/2![China Eastern logo]()
$779
Best flights from San Francisco to HanoiDiscover carefully curated flight deals from San Francisco to Hanoi that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
Discover carefully curated flight deals from San Francisco to Hanoi that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Tue 3/211:05 am -
1 stop21h 00m
Sat 3/1312:25 am -
1 stop23h 55m
Deal found 9/2![United Airlines logo]()
$787
This Korean Air deal was found by Cheapflights users on 9/3. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2711:45 am -
1 stop32h 25m
Sat 12/1212:20 pm -
1 stop36h 15m
Deal found 9/3![Korean Air logo]()
$816
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Wed 3/37:15 am -
2 stops24h 50m
Sun 3/1412:25 am -
1 stop24h 00m
Deal found 9/2![United Airlines logo]()
$791
This Korean Air deal was found by Cheapflights users on 9/6. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2811:45 am -
1 stop32h 25m
Mon 12/1412:20 pm -
1 stop36h 15m
Deal found 9/6![Korean Air logo]()
$822
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Mon 1/117:15 am -
2 stops24h 50m
Tue 2/212:25 am -
2 stops29h 27m
Deal found 9/5![United Airlines logo]()
$802
This Korean Air deal was found by Cheapflights users on 9/3. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/272:47 pm -
2 stops29h 23m
Mon 12/1412:20 pm -
1 stop36h 15m
Deal found 9/3![Korean Air logo]()
$823
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Sat 1/97:15 am -
2 stops24h 50m
Mon 2/112:25 am -
2 stops29h 27m
Deal found 9/5![United Airlines logo]()
$802
This Korean Air deal was found by Cheapflights users on 9/6. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/131:00 pm -
2 stops55h 10m
Sun 2/2111:05 pm -
2 stops49h 46m
Deal found 9/6![Korean Air logo]()
$829
This United Airlines deal was found by Cheapflights users on 9/6. 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 11/2911:05 am -
1 stop21h 00m
Sat 12/1212:25 am -
1 stop23h 55m
Deal found 9/6![United Airlines logo]()
$828
Last-minute flights from San Francisco to HanoiDiscover last-minute flight deals from San Francisco to Hanoi. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Hanoi. Data last updated September 7, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 9/4. 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.
Mon 9/712:00 pm -
1 stop23h 20m
Sun 9/203:00 pm -
1 stop32h 05m
Deal found 9/4![China Eastern logo]()
$782
This FlightHub deal was found by Cheapflights users on 9/5. 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 9/2411:20 pm -
1 stop32h 40m
Mon 9/281:25 pm -
1 stop16h 05m
Deal found 9/5![Asiana Airlines logo]()
$764
This oojo deal was found by Cheapflights users on 9/3. 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 10/111:20 pm -
1 stop32h 40m
Tue 10/61:25 pm -
1 stop16h 05m
Deal found 9/3![Asiana Airlines logo]()
$765
This Ovago deal was found by Cheapflights users on 9/3. 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.
Thu 10/2212:00 pm -
1 stop39h 45m
Sun 11/84:15 pm -
2 stops31h 45m
Deal found 9/3![China Eastern logo]()
$774
This Justfly.com deal was found by Cheapflights users on 9/5. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2412:00 pm -
1 stop39h 45m
Sun 11/16:45 pm -
1 stop29h 15m
Deal found 9/5![China Eastern logo]()
$760
This FlightHub deal was found by Cheapflights users on 9/4. 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 10/2611:00 pm -
1 stop23h 10m
Wed 11/1811:50 pm -
1 stop29h 40m
Deal found 9/4![Asiana Airlines logo]()
$763
This oojo deal was found by Cheapflights users on 9/3. 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 10/261:00 pm -
2 stops36h 15m
Fri 11/132:45 am -
1 stop21h 15m
Deal found 9/3![China Eastern logo]()
$794
This FlightHub deal was found by Cheapflights users on 9/2. 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 10/261:00 pm -
2 stops36h 15m
Wed 11/183:10 pm -
1 stop32h 50m
Deal found 9/2![China Eastern logo]()
$796
This FlightHub deal was found by Cheapflights users on 9/6. 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.
Wed 10/287:10 am -
2 stops44h 35m
Sun 11/16:45 pm -
1 stop29h 15m
Deal found 9/6![China Eastern logo]()
$781
This Gotogate deal was found by Cheapflights users on 9/2. 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 10/291:00 pm -
2 stops35h 45m
Sun 11/84:15 pm -
2 stops31h 45m
Deal found 9/2![China Eastern logo]()
$772
This Booking.com deal was found by Cheapflights users on 9/2. 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.
Thu 10/291:00 pm -
2 stops35h 45m
Wed 11/112:45 am -
1 stop21h 15m
Deal found 9/2![China Eastern logo]()
$779
One-way flights from San Francisco to HanoiSearch for one-way flight options from San Francisco to Hanoi. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
Search for one-way flight options from San Francisco to Hanoi. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
This oojo deal was found by Cheapflights users on 9/3. 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 2/119:40 am -
1 stop40h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Singapore Airlines logo]()
$316
This oojo deal was found by Cheapflights users on 9/5. 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 2/179:40 am -
1 stop40h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Singapore Airlines logo]()
$317
This oojo deal was found by Cheapflights users on 9/3. 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 1/139:40 am -
1 stop40h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Singapore Airlines logo]()
$322
This oojo deal was found by Cheapflights users on 9/2. 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 1/149:40 am -
1 stop34h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Singapore Airlines logo]()
$333
This lastminute.com deal was found by Cheapflights users on 9/5. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/159:40 am -
1 stop40h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Singapore Airlines logo]()
$350
This oojo deal was found by Cheapflights users on 9/3. 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 1/169:40 am -
1 stop40h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Singapore Airlines logo]()
$361
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/611:45 am -
1 stop32h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Korean Air logo]()
$389
This oojo deal was found by Cheapflights users on 9/2. 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 9/2211:20 pm -
1 stop22h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Asiana Airlines logo]()
$393
This oojo deal was found by Cheapflights users on 9/3. 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.
Sun 9/2011:20 pm -
1 stop22h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Asiana Airlines logo]()
$395
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/111:45 am -
1 stop32h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Korean Air logo]()
$396
Find flight deals from San Francisco to Hanoi
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Hanoi (HAN). 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 September 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $760 (Justfly.com) |
One-way from | $316 (oojo) |
Popular in | December |
Cheapest in | January |
Average price | $805 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco 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 7,457,451 searches. Data last updated September 7, 2026.
Use the filters below to find and compare flights from San Francisco to Hanoi that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoHanoi
SFO San Francisco - HAN Hanoi Noibai
SFOHAN
San Francisco
Fri 9/25
11:20 pm-12:15 pm
1 stop22h 55m
Hanoi Noibai
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$421
San FranciscoHanoi
SFO San Francisco - HAN Hanoi Noibai
SFOHAN
San Francisco
Tue 11/17
11:45 am-11:10 am
1 stop32h 25m
Hanoi Noibai
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$422
Quickest round-trip
San FranciscoHanoi
SFO San Francisco - HAN Hanoi Noibai
SFOHAN
San Francisco
Mon 10/12
12:50 pm-9:35 pm
1 stop18h 45m
Hanoi Noibai
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$422
San FranciscoHanoi
SFO San Francisco - HAN Hanoi Noibai
SFOHAN
San Francisco
Tue 12/8
11:45 am-11:10 am
1 stop32h 25m
Hanoi Noibai
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$422
San FranciscoHanoi
SFO San Francisco - HAN Hanoi Noibai
SFOHAN
San Francisco
Mon 9/28
5:45 am-9:35 pm
2 stops25h 50m
Hanoi Noibai
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$425
San FranciscoHanoi
SFO San Francisco - HAN Hanoi Noibai
SFOHAN
San Francisco
Fri 11/13
11:45 am-11:10 am
1 stop32h 25m
Hanoi Noibai
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$425
San FranciscoHanoi
SFO San Francisco - HAN Hanoi Noibai
SFOHAN
San Francisco
Tue 11/10
11:44 am-9:45 pm
2 stops43h 01m
Hanoi Noibai
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$427
San FranciscoHanoi
SFO San Francisco - HAN Hanoi Noibai
SFOHAN
San Francisco
Mon 10/12
6:00 am-10:15 pm
2 stops26h 15m
Hanoi Noibai
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$430
San FranciscoHanoi
SFO San Francisco - HAN Hanoi Noibai
SFOHAN
San Francisco
Sat 11/14
2:47 pm-11:10 am
2 stops29h 23m
Hanoi Noibai
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$430
San FranciscoHanoi
SFO San Francisco - HAN Hanoi Noibai
SFOHAN
San Francisco
Tue 3/2
11:05 am-11:05 pm
1 stop21h 00m
Hanoi Noibai
Sat 3/13
12:25 am-9:20 am
1 stop23h 55m
$787
Showing 1-10 of 18 resultsSorted by cheapest first
Compare providers for flights from San Francisco to Hanoi
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 San Francisco to Hanoi in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on San Francisco-Hanoi flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Hanoi flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Hanoi flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-Hanoi 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 San Francisco-Hanoi 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 San Francisco to Hanoi
Have a flexible travel schedule? Discover the best time to fly to Hanoi from San Francisco with our price prediction graph.
SFO-HAN
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 San Francisco to Hanoi
Prices
More
How far ahead should I book a flight from San Francisco to Hanoi?
To ensure you get the cheapest price possible for a flight from San Francisco to Hanoi, you should look to book at least 85 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from San Francisco to Hanoi?
Currently, January is the cheapest month in which you can book a flight from San Francisco to Hanoi (average of $776). Flying from San Francisco to Hanoi in December is currently the most expensive (average of $1,445). 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.
How much does it cost to fly round-trip from San Francisco to Hanoi?
Airfare is below average for this route at the moment.
San Francisco to Hanoi flights typically cost between $768 and $851 in October.The cheapest round-trip price found within the last 5 days was $760 on China Eastern (Oct 24-Nov 1).
What’s the top layover airport for flights from San Francisco to Hanoi?
Share of 1-stop round-trip flights from San Francisco to Hanoi chosen by Cheapflights users in the past 12 months, using the same layover each way.
Incheon (ICN) – chosen by Cheapflights users on 33% of 1-stop itineraries from San Francisco to Hanoi on Cheapflights.
What’s the cheapest layover airport for flights from San Francisco to Hanoi?
Average round-trip fare for 1-stop flights from San Francisco to Hanoi, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Incheon (ICN) is the most affordable 1-stop option, with an average round-trip price of $682.
What’s the fastest layover option from San Francisco to Hanoi?
Shortest average travel time for 1-stop one-way flights from San Francisco to Hanoi, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Taipei City (TPE) have the shortest average one-way travel time for 1-stop routes: 19h 38m.
Which airport typically offers the quickest layover for flights from San Francisco to Hanoi?
Average layover duration for 1-stop one-way flights from San Francisco to Hanoi, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Ho Chi Minh City (SGN) offer the fastest connection on this route, with an average layover time of 2h 25m.
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 September 7, 2026.
Get a feel of what it's like to fly with EVA Air,China Airlines, andSingapore Airlines from San Francisco to Hanoi by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.5
Entertainment
8.0
Food
8.1
Crew
8.7
Overall
8.5
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Boarding
8.5
Entertainment
8.0
Food
8.1
Crew
8.7
Overall
8.5
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Boarding
8.5
Entertainment
8.0
Food
8.1
Crew
8.7
Overall
8.5
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Boarding
8.5
Entertainment
8.0
Food
8.1
Crew
8.7
Overall
8.5
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Boarding
8.5
Entertainment
8.0
Food
8.1
Crew
8.7
Overall
8.5
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Boarding
8.5
Entertainment
8.0
Food
8.1
Crew
8.7
Overall
8.5
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Hanoi. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Other flights to Hanoi
Explore flights to Hanoi departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 7, 2026.
San Francisco and Hanoi flights
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Top 10 airlines flying from San Francisco to Hanoi
Discover the top 10 airlines that operate flights from San Francisco 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 7,457,451 searches. Data last updated September 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$356 | Average$705 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$475 | Average$657 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$583 | Average$769 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$600 | Average$759 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$626 | Average$816 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$631 | Average$807 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$640 | Average$740 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$706 | Average$899 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$710 | Average$826 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$711 | Average$1,445 | FlexibilityNo cancel fee | On-time69% |