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£305 Cheap Flights from Hanoi (HAN) to San Francisco (SFO)

View £305 flight on Mon, 2 Nov 2026Opens in a new window

Popular airlines from Noi Bai Intl. Airport (HAN) to San Francisco International Airport (SFO)

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Cheap Flights from Hanoi (HAN) to San Francisco (SFO)

Prices were available within the past 7 days and start at £305 for one-way flights and £647 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Southern Airlines
Thu, 24 Dec - Fri, 1 Jan
HAN
Hanoi
SFO
San Francisco
£647 Return, found 1 day ago
£647
Return
found 1 day ago
Select China Southern Airlines flight, departing Thu, 24 Dec from Hanoi to San Francisco, returning Fri, 1 Jan, priced at £647 found 1 day ago
Asiana Airlines
Thu, 3 Sept - Wed, 16 Sept
HAN
Hanoi
SFO
San Francisco
£653 Return, found 6 days ago
£653
Return
found 6 days ago
Select Asiana Airlines flight, departing Thu, 3 Sept from Hanoi to San Francisco, returning Wed, 16 Sept, priced at £653 found 6 days ago
Asiana Airlines
Tue, 22 Sept - Wed, 30 Sept
HAN
Hanoi
SFO
San Francisco
£669 Return, found 20 hours ago
£669
Return
found 20 hours ago
Select Asiana Airlines flight, departing Tue, 22 Sept from Hanoi to San Francisco, returning Wed, 30 Sept, priced at £669 found 20 hours ago
Korean Air
Tue, 22 Sept - Wed, 30 Sept
HAN
Hanoi
SFO
San Francisco
£669 Return, found 20 hours ago
£669
Return
found 20 hours ago
Select Korean Air flight, departing Tue, 22 Sept from Hanoi to San Francisco, returning Wed, 30 Sept, priced at £669 found 20 hours ago
Singapore Airlines
Thu, 24 Dec - Fri, 1 Jan
HAN
Hanoi
SFO
San Francisco
£673 Return, found 1 day ago
£673
Return
found 1 day ago
Select Singapore Airlines flight, departing Thu, 24 Dec from Hanoi to San Francisco, returning Fri, 1 Jan, priced at £673 found 1 day ago
All Nippon Airways
Thu, 24 Dec - Fri, 1 Jan
HAN
Hanoi
SFO
San Francisco
£700 Return, found 1 day ago
£700
Return
found 1 day ago
Select All Nippon Airways flight, departing Thu, 24 Dec from Hanoi to San Francisco, returning Fri, 1 Jan, priced at £700 found 1 day ago
Vietnam Airlines
Tue, 22 Sept - Wed, 30 Sept
HAN
Hanoi
SFO
San Francisco
£704 Return, found 20 hours ago
£704
Return
found 20 hours ago
Select Vietnam Airlines flight, departing Tue, 22 Sept from Hanoi to San Francisco, returning Wed, 30 Sept, priced at £704 found 20 hours ago
EVA Airways
Sat, 3 Oct - Sat, 10 Oct
HAN
Hanoi
SFO
San Francisco
£704 Return, found 4 hours ago
£704
Return
found 4 hours ago
Select EVA Airways flight, departing Sat, 3 Oct from Hanoi to San Francisco, returning Sat, 10 Oct, priced at £704 found 4 hours ago
Philippine Airlines
Sat, 3 Oct - Sat, 10 Oct
HAN
Hanoi
SFO
San Francisco
£767 Return, found 4 hours ago
£767
Return
found 4 hours ago
Select Philippine Airlines flight, departing Sat, 3 Oct from Hanoi to San Francisco, returning Sat, 10 Oct, priced at £767 found 4 hours ago
Cathay Pacific
Tue, 22 Sept - Wed, 30 Sept
HAN
Hanoi
SFO
San Francisco
£778 Return, found 20 hours ago
£778
Return
found 20 hours ago
Select Cathay Pacific flight, departing Tue, 22 Sept from Hanoi to San Francisco, returning Wed, 30 Sept, priced at £778 found 20 hours ago

Alternative airports near San Francisco

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Francisco Intl. SFO. Cheapest and Closest option available. Average driving time to city centre is 19 minutes. Flights from £653
SFO
San Francisco Intl.
CheapestClosest
Average driving time to city centre19 min
Flights from £653

Frequently asked questions

How much does a flight from Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.) cost?
You can find cheap one-way flights from £305 and cheap return flights from £647 HAN to SFO with Expedia. One-way flights typically cost between £439 and £2579. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when HAN to SFO ticket fares go up or down.
What is the cheapest month to fly from Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.)?
The cheapest months to fly from HAN to SFO are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.)?
Enter HAN to SFO and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.)?
Philippine Airlines is one of the cheapest airlines offering connecting return flights from Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.), with tickets starting from around £691 for flights that can be booked for departure within the next year. These prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.)?
To find a cheap flight from Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.)?
There are approximately 89 connecting flights per day from Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.). Some common connection points include Tan Son Nhat Intl. (SGN), Incheon Intl. (ICN), and Narita Intl. (NRT).
What is the earliest flight from Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.)?
The earliest flight from Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.) typically departs around 12:00 AM local time. This service is seasonal, active in May, June, July, August, September, and October, and is operated by airlines such as Vietnam Airlines and Air Canada. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.)?
You'll typically find the most flights from Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.) on a Wednesday, with around 64 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Vietnam Airlines, Korean Air, and Vietjet Air.
What are the most popular departure times for flights from Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.)?
The most popular departure times for flights from Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.) are in the late evening, from 9pm to midnight. Many major carriers, including All Nippon Airways, Asiana Airlines and Korean Air, offer flights during this window. Many travellers prefer this because it allows you to maximise your time in Hanoi before your flight, and you'll arrive in San Francisco ready to start your day.
How long does it take to fly from Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.)?
There are no nonstop flights from Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.). The distance between these two cities is approximately 11,759 kilometers. For flights with one stop, you can expect the journey to take around 25 hours. If your flight has two or more stops, the travel time is typically around 22 hours 18 minutes. Keep in mind that actual flight times can vary due to factors like layover duration, routing, and wind patterns.
Can you fly business or first class from Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.)?
Yes, you can fly business class between HAN and SFO. Airlines that offer business class service on this route include:

  • Vietnam Airlines
  • Cathay Pacific
  • Air Macau Company
  • Korean Air
  • China Eastern Airlines
  • Thai Airways International
  • Etihad Airways
  • Vietjet Air
  • Malaysia Airlines
  • Starlux Airlines
  • Juneyao Airlines
  • Qatar Airways
  • Air China
  • Philippine Airlines
  • China Southern Airlines
  • Emirates
  • Turkish Airlines
  • Hong Kong Airlines
  • Scoot
  • Japan Airlines
  • Shenzhen Airlines
  • Asiana Airlines
  • Air India
  • Singapore Airlines
  • All Nippon Airways
  • EVA Airways
  • China Airlines

How do I earn miles on a Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.) flight with Expedia?
It's easy to earn miles on a Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for San Francisco, CA (SFO) from Hanoi (HAN)?
If you're planning to travel to San Francisco from Noi Bai Intl. (HAN), you can fly directly into San Francisco Intl. (SFO). Some flights may connect through major hubs like Incheon Intl. (ICN), Tan Son Nhat Intl. (SGN), or Haneda (HND) before reaching San Francisco. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.) at the last minute?
Typically, booking a last minute flight from Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.) flight and hotel package?
Securing a Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.)?
If you booked your Hanoi (HAN-Noi Bai Intl.) to San Francisco, CA (SFO-San Francisco Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Noi Bai Intl.
Destination airport
San Francisco Intl.
Airlines serving
Asiana Airlines, Cathay Pacific, China Airlines, China Southern Airlines, Korean Air, Vietnam Airlines
Roundtrip price
£646
Distance
11689 km

Book with confidence

Compare flights from Hanoi to San Francisco easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Hanoi to San Francisco. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to San Francisco Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Noi Bai Intl. to San Francisco Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Noi Bai Intl. (HAN) to San Francisco Intl. (SFO)

The easiest way to view the best deals on flights from Hanoi to San Francisco today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Noi Bai Intl. to San Francisco Intl. start at just £647 and range up to £778.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Hanoi and San Francisco
  • booking your flight during December, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Hanoi to San Francisco flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Noi Bai Intl. to San Francisco Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Hanoi to San Francisco easily and book with confidence

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*Available to Expedia members.