
Most accurate provider | Justfly.com 3 stars |
|---|---|
Most trusted provider | Justfly.com 3 stars |
Round-trip from | $692 (Korean Air) |
One-way from | $373 (oojo) |
Popular in | December |
Cheapest in | September |
Average price | $834 |
Fly from
Fly to
Route
Depart
Return
Price
San FranciscoHanoi
SFO - HAN
SFOHAN
San Francisco
Mon 3/2
2:39 pm-9:45 pm
2 stops40h 06m
Hanoi Noibai
Mon 3/16
12:20 pm-10:30 am
1 stop36h 10m
San FranciscoHanoi
SFO - HAN
SFOHAN
San Francisco
Mon 3/9
11:50 pm-12:10 pm
1 stop22h 20m
Hanoi Noibai
Wed 3/11
11:50 pm-3:00 pm
1 stop29h 10m
San FranciscoHanoi
SFO - HAN
SFOHAN
San Francisco
Thu 3/5
2:39 pm-9:45 pm
2 stops40h 06m
Hanoi Noibai
Wed 3/18
12:20 pm-10:30 am
1 stop36h 10m
San FranciscoHanoi
SFO - HAN
SFOHAN
San Francisco
Thu 3/5
2:39 pm-9:45 pm
2 stops40h 06m
Hanoi Noibai
Tue 3/17
11:05 pm-10:30 am
1 stop25h 25m
San FranciscoHanoi
SFO - HAN
SFOHAN
San Francisco
Fri 4/10
12:40 pm-10:40 am
1 stop32h 00m
Hanoi Noibai
Wed 4/22
12:00 pm-7:53 am
2 stops57h 53m
San FranciscoHanoi
SFO - HAN
SFOHAN
San Francisco
Thu 3/5
2:39 pm-9:45 pm
2 stops40h 06m
Hanoi Noibai
Sun 3/15
12:20 pm-10:30 am
1 stop36h 10m
San FranciscoHanoi
SFO - HAN
SFOHAN
San Francisco
Thu 3/5
2:39 pm-9:45 pm
2 stops40h 06m
Hanoi Noibai
Thu 3/19
12:20 pm-10:30 am
1 stop36h 10m
San FranciscoHanoi
SFO - HAN
SFOHAN
San Francisco
Sat 3/7
11:40 pm-10:20 am
1 stop19h 40m
Hanoi Noibai
Tue 4/7
11:30 am-7:55 pm
1 stop22h 25m
San FranciscoHanoi
SFO - HAN
SFOHAN
San Francisco
Sat 3/21
11:40 pm-10:20 am
1 stop20h 40m
Hanoi Noibai
Mon 3/23
5:30 pm-7:45 pm
1 stop16h 15m
San FranciscoHanoi
SFO - HAN
SFOHAN
San Francisco
Sun 3/15
1:05 pm-9:45 pm
2 stops42h 40m
Hanoi Noibai
Tue 3/24
11:05 pm-10:30 am
1 stop25h 25m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*1 star | |
| 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 |
To ensure you get the cheapest price possible for a flight from San Francisco to Hanoi, you should look to book at least 46 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.
Currently, January is the cheapest month in which you can book a flight from San Francisco to Hanoi (average of $555). Flying from San Francisco to Hanoi in July is currently the most expensive (average of $906). 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.
Incheon (ICN) – chosen by Cheapflights users on 71% of 1-stop itineraries from San Francisco to Hanoi on Cheapflights.
Incheon (ICN) is the most affordable 1-stop option, with an average round-trip price of $693.
Flights via Taipei City (TPE) have the shortest average one-way travel time for 1-stop routes: 20h 55m.
Flights via Incheon (ICN) offer the fastest connection on this route, with an average layover time of 2h 23m.
Comfort
Entertainment
Overall
Food
Crew
Boarding
Reviews
Anonymous,Jan 2026
SEA - TPE
Comfort
Entertainment
Overall
Food
Crew
Boarding
Reviews
Anonymous,Jan 2026
SEA - TPE
Comfort
Entertainment
Overall
Food
Crew
Boarding
Reviews
Anonymous,Jan 2026
SEA - TPE
Comfort
Entertainment
Overall
Food
Crew
Boarding
Reviews
Anonymous,Jan 2026
SEA - TPE
Comfort
Entertainment
Overall
Food
Crew
Boarding
Reviews
Anonymous,Jan 2026
SEA - TPE
Comfort
Entertainment
Overall
Food
Crew
Boarding
Reviews
Anonymous,Jan 2026
SEA - TPE
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$471 | Average$608 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$555 | Average$755 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$634 | Average$705 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$654 | Average$762 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$656 | Average$727 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$677 | Average$877 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$682 | Average$728 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$711 | Average$1,445 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$716 | Average$819 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$718 | Average$801 | FlexibilityNo cancel fee | On-time70% |