$369 Cheap Flights from San Diego (SAN) to Hanoi (HAN)

Popular airlines from San Diego Intl. Airport (SAN) to Noi Bai Intl. Airport (HAN)

Cheap Flights from San Diego to Hanoi (SAN-HAN)

Prices were available within the past 7 days and start at $369 for one-way flights and $702 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
United
United
All Nippon Airways
Delta
STARLUX Airlines
Korean Air
Japan Airlines
Asiana Airlines
Cathay Pacific

Find the cheapest month to fly from San Diego (SAN) to Hanoi (HAN)

September is typically the cheapest month to fly

From $783 - $1,052 per traveler.

Graph displaying average flight prices per month

Alternative airports near Hanoi

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

Flights from San Diego (SAN) to Hanoi (HAN)
Origin airport
San Diego Intl.
Destination airport
Noi Bai Intl.
Airlines serving
Air Canada, Air China, Air France, Alaska Airlines, All Nippon Airways, American Airlines, Asiana Airlines, Cathay Pacific, Delta, Etihad Airways, Japan Airlines, Korean Air, Lufthansa, Malaysia Airlines, Qatar Airways, STARLUX Airlines, Singapore Airlines, United
Roundtrip price
$701
Distance
7751 mi

San Diego to Hanoi Flights

The cheapest times to fly from San Diego to Hanoi

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Diego to Hanoi are during the month of September. You can find some of the cheapest flights from San Diego to Hanoi with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Diego to Hanoi

Sunday is one of the best days to book for cheap flights from San Diego to Hanoi: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Diego to Hanoi

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Diego to Hanoi in 2025. You can also book with separate airlines for your outbound and return journeys, from $369 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Diego to Hanoi flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Diego to Hanoi airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from San Diego Intl. Airport (SAN) to Noi Bai Intl. Airport (HAN) cost?
Discover the latest flight deals from SAN to HAN by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SAN to HAN?
The cheapest flights from SAN to HAN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SAN to HAN?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from SAN to HAN. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from San Diego Intl. Airport (SAN) to Noi Bai Intl. Airport (HAN)?
There are no daily nonstop flights available from San Diego Intl. Airport (SAN) to Noi Bai Intl. Airport (HAN). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way in no time.
What day of the week has the most flights from SAN to HAN?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Diego Intl. Airport (SAN) to Noi Bai Intl. Airport (HAN)?
To avoid potential delays on the San Diego Intl. Airport (SAN) to Noi Bai Intl. Airport (HAN) route, aim to fly before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from San Diego Intl. Airport (SAN) to Noi Bai Intl. Airport (HAN) last-minute?
Last-minute bookings from SAN to HAN are generally more expensive. To lock in the cheapest rates, start looking for flights early. That said, if your travel plans are flexible, you may land a cheap fare right before you leave.
Is it cheaper to book a SAN to HAN flight and hotel package?
You'll generally save money by securing a SAN to HAN flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've chosen your preferred flights and accommodations, you can add extras such as car rentals, tours and activities.
Can I cancel or change the date of my flight from San Diego Intl. Airport (SAN) to Noi Bai Intl. Airport (HAN)?
Generally, it's possible to cancel or reschedule your SAN to HAN flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.