How long is the flight from Hanoi to San Diego?

A quick flight from Hanoi to San Diego can take about 39h 04m. United Airlines provides one of the quickest options available for as low as $924. The distance from Hanoi to San Diego is about 7746 mi.

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

What is the cheapest time of day to fly from HAN to SAN?

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

Most accurate provider : When it comes to deals on Hanoi-San Diego flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Hanoi-San Diego flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Hanoi-San Diego flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Hanoi-San Diego flights, Cheapflights users trust eDreams the most. eDreams 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 Hanoi-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Hanoi to San Diego that include hotel bookings?

Yes. In addition to deals on Hanoi to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Hanoi to San Diego?

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

Can I find deals for business class flights from Hanoi to San Diego?

Yes. Cheapflights offers flight deals from Hanoi to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$441+ Cheap Flights from Hanoi to San Diego

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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.

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Cheap flight deals from Hanoi to San Diego

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$842 (Trip.com)
One-way from	$441 (Kiwi.com)

Provider with most accurate pricing for Hanoi Noibai-San Diego flight deals.

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Provider most trusted by Cheapflights users for Hanoi Noibai-San Diego flights.

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From Hanoi Noibai to San Diego

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One-way flight from Hanoi Noibai to San Diego

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Find flight deals from Hanoi to San Diego

Cheapest flights from Hanoi to San Diego
Explore the most affordable flight options available from Hanoi to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

Wed 12/312:25 amHAN - SAN

2 stops35h 23mUnited Airlines

Wed 12/107:45 amSAN - HAN

2 stops24h 20mUnited Airlines

Deal found 11/12

$3,362

Thu 12/411:55 pmHAN - SAN

2 stops31h 35mJapan Airlines

Wed 12/1011:40 amSAN - HAN

1 stop19h 50mJapan Airlines

Deal found 11/12

$4,902

Thu 12/46:25 pmHAN - SAN

3 stops35h 58mMultiple Airlines

Wed 12/104:04 pmSAN - HAN

2 stops28h 26mMultiple Airlines

Deal found 11/11

$8,257

Best flights from Hanoi to San Diego
Discover carefully curated flight deals from Hanoi to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 13, 2025.

Mon 2/1612:25 amHAN - SAN

2 stops39h 04mUnited Airlines

Sat 2/286:10 pmSAN - HAN

2 stops37h 55mUnited Airlines

Deal found 11/12

$924

Tue 2/1712:25 amHAN - SAN

2 stops33h 04mUnited Airlines

Sat 2/286:10 pmSAN - HAN

2 stops37h 55mUnited Airlines

Deal found 11/12

$924

Tue 2/1712:25 amHAN - SAN

2 stops29h 24mUnited Airlines

Mon 2/236:30 amSAN - HAN

2 stops25h 35mUnited Airlines

Deal found 11/12

$924

Wed 2/1812:25 amHAN - SAN

2 stops39h 04mUnited Airlines

Tue 2/246:15 amSAN - HAN

2 stops25h 50mUnited Airlines

Deal found 11/12

$924

Sun 2/1512:25 amHAN - SAN

2 stops48h 42mUnited Airlines

Tue 2/247:45 amSAN - HAN

2 stops24h 20mUnited Airlines

Deal found 11/12

$924

Thu 2/1912:25 amHAN - SAN

2 stops38h 15mUnited Airlines

Sat 2/286:10 pmSAN - HAN

2 stops37h 55mUnited Airlines

Deal found 11/12

$924

Wed 2/1812:25 amHAN - SAN

2 stops38h 15mUnited Airlines

Sat 2/286:10 pmSAN - HAN

2 stops37h 55mUnited Airlines

Deal found 11/12

$924

Fri 2/1312:25 amHAN - SAN

2 stops38h 15mUnited Airlines

Wed 2/256:15 amSAN - HAN

2 stops25h 50mUnited Airlines

Deal found 11/12

$924

Sat 2/1412:25 amHAN - SAN

2 stops32h 04mUnited Airlines

Sat 2/286:10 pmSAN - HAN

2 stops37h 55mUnited Airlines

Deal found 11/12

$924

Mon 2/1612:25 amHAN - SAN

2 stops29h 24mUnited Airlines

Tue 2/247:45 amSAN - HAN

2 stops24h 20mUnited Airlines

Deal found 11/12

$924

Mon 2/1612:25 amHAN - SAN

2 stops38h 15mUnited Airlines

Sun 2/227:50 pmSAN - HAN

2 stops36h 15mUnited Airlines

Deal found 11/12

$924

Thu 2/1212:25 amHAN - SAN

2 stops32h 15mUnited Airlines

Tue 2/176:15 amSAN - HAN

2 stops25h 50mUnited Airlines

Deal found 11/10

$931

Last-minute flights from Hanoi to San Diego
Discover last-minute flight deals from Hanoi to San Diego. Data last updated November 13, 2025 and is based on user searches.

Wed 12/312:25 amHAN - SAN

2 stops35h 23mUnited Airlines

Wed 12/107:45 amSAN - HAN

2 stops24h 20mUnited Airlines

Deal found 11/12

$3,362

Thu 12/411:55 pmHAN - SAN

2 stops31h 35mJapan Airlines

Wed 12/1011:40 amSAN - HAN

1 stop19h 50mJapan Airlines

Deal found 11/12

$4,902

Thu 12/46:25 pmHAN - SAN

3 stops35h 58mMultiple Airlines

Wed 12/104:04 pmSAN - HAN

2 stops28h 26mMultiple Airlines

Deal found 11/11

$8,257

One-way flights from Hanoi to San Diego
Search for one-way flight options from Hanoi to San Diego. Find affordable one-way fares based on user searches. Data last updated November 13, 2025.

Mon 12/13:40 pmHAN - SAN

3 stops43h 27mMultiple Airlines

Deal found 11/11

$441

Sun 2/13:45 pmHAN - SAN

3 stops47h 16mMultiple Airlines

Deal found 11/11

$442

Wed 1/2811:45 amHAN - SAN

3 stops42h 47mMultiple Airlines

Deal found 11/11

$451

Thu 1/2911:45 amHAN - SAN

3 stops35h 42mMultiple Airlines

Deal found 11/11

$462

Sat 1/316:20 pmHAN - SAN

2 stops32h 31mMultiple Airlines

Deal found 11/11

$547

Fri 1/308:05 pmHAN - SAN

3 stops29h 50mMultiple Airlines

Deal found 11/11

$571

Fly from

Fly to

Route

Depart

Return

Price

HanoiSan Diego

HAN - SAN

HANSAN

Hanoi Noibai

Mon 2/16

12:25 am-12:29 am

2 stops39h 04m

San Diego

Sat 2/28

6:10 pm-11:05 pm

2 stops37h 55m

$924

HanoiSan Diego

HAN - SAN

HANSAN

Hanoi Noibai

Tue 2/17

12:25 am-6:29 pm

2 stops33h 04m

San Diego

Sat 2/28

6:10 pm-11:05 pm

2 stops37h 55m

$924

HanoiSan Diego

HAN - SAN

HANSAN

Hanoi Noibai

Tue 2/17

12:25 am-2:49 pm

2 stops29h 24m

San Diego

Mon 2/23

6:30 am-11:05 pm

2 stops25h 35m

$924

HanoiSan Diego

HAN - SAN

HANSAN

Hanoi Noibai

Wed 2/18

12:25 am-12:29 am

2 stops39h 04m

San Diego

Tue 2/24

6:15 am-11:05 pm

2 stops25h 50m

$924

HanoiSan Diego

HAN - SAN

HANSAN

Hanoi Noibai

Sun 2/15

12:25 am-10:07 am

2 stops48h 42m

San Diego

Tue 2/24

7:45 am-11:05 pm

2 stops24h 20m

$924

HanoiSan Diego

HAN - SAN

HANSAN

Hanoi Noibai

Thu 2/19

12:25 am-11:40 pm

2 stops38h 15m

San Diego

Sat 2/28

6:10 pm-11:05 pm

2 stops37h 55m

$924

HanoiSan Diego

HAN - SAN

HANSAN

Hanoi Noibai

Wed 2/18

12:25 am-11:40 pm

2 stops38h 15m

San Diego

Sat 2/28

6:10 pm-11:05 pm

2 stops37h 55m

$924

HanoiSan Diego

HAN - SAN

HANSAN

Hanoi Noibai

Fri 2/13

12:25 am-11:40 pm

2 stops38h 15m

San Diego

Wed 2/25

6:15 am-11:05 pm

2 stops25h 50m

$924

HanoiSan Diego

HAN - SAN

HANSAN

Hanoi Noibai

Sat 2/14

12:25 am-5:29 pm

2 stops32h 04m

San Diego

Sat 2/28

6:10 pm-11:05 pm

2 stops37h 55m

$924

HanoiSan Diego

HAN - SAN

HANSAN

Hanoi Noibai

Mon 2/16

12:25 am-2:49 pm

2 stops29h 24m

San Diego

Tue 2/24

7:45 am-11:05 pm

2 stops24h 20m

$924

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 20 results

Compare providers for flights from Hanoi to San Diego

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Hanoi to San Diego in November.

Provider	Price Accuracy	Trust Score*
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Hanoi-San Diego flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Hanoi-San Diego flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Hanoi-San Diego flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Hanoi-San Diego flights, Cheapflights users trust eDreams the most. eDreams 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 Hanoi-San Diego 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 Hanoi to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Hanoi 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.

Related info for your journey

How long is the flight from Hanoi to San Diego?
A quick flight from Hanoi to San Diego can take about 39h 04m. United Airlines provides one of the quickest options available for as low as $924. The distance from Hanoi to San Diego is about 7746 mi.
Can I find deals for flights from Hanoi to San Diego that include hotel bookings?
Yes. In addition to deals on Hanoi to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Hanoi to San Diego?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hanoi to San Diego.
Can I find deals for business class flights from Hanoi to San Diego?
Yes. Cheapflights offers flight deals from Hanoi to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$441+ Cheap flights from Hanoi (HAN) to San Diego (SAN)

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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Hanoi to San Diego with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Hanoi to San Diego

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Find flight deals from Hanoi to San Diego

Cheapest flights from Hanoi to San DiegoExplore the most affordable flight options available from Hanoi to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

Explore the most affordable flight options available from Hanoi to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Hanoi to San Diego that are best for you.

Compare providers for flights from Hanoi to San Diego

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 Hanoi to San Diego in November.

Best time to book a flight from Hanoi to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Hanoi with our price prediction graph.

Related info for your journey

Find useful and relevant information for your journey from Hanoi to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Hanoi to San Diego?

Can I find deals for flights from Hanoi to San Diego that include hotel bookings?

How can I find direct flights from Hanoi to San Diego?

Can I find deals for business class flights from Hanoi to San Diego?

Traveling to a place near San Diego?

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Cheapest flights from Hanoi to San Diego
Explore the most affordable flight options available from Hanoi to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.