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$490+ Cheap flights from San Diego (SAN) to Hanoi (HAN)

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — HAN
Apr 8 — Apr 151
Tue 4/8
Tue 4/15
1 adult, Economy
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Cheap flight deals from San Diego to Hanoi

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) 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 April 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$863
(StudentUniverse)

One-way from

$490
(FlightHub)

Popular in

July

Cheapest in

August

Average price

$971
Provider with most accurate pricing for San Diego-Hanoi Noibai flight deals.
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Provider most trusted by Cheapflights users for San Diego-Hanoi Noibai flights.
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From San Diego to Hanoi Noibai
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One-way flight from San Diego to Hanoi Noibai
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Highest demand for flights based on searches. 19% potential increase in price ($320 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($72 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from San Diego to Hanoi

Cheapest flights from San Diego to Hanoi
Explore the most affordable flight options available from San Diego to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 3, 2025.

This StudentUniverse deal was found by Cheapflights users on 4/2. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/267:00 amSAN - HAN
2 stops24h 35mKorean Air
Tue 9/912:00 pmHAN - SAN
2 stops20h 56mKorean Air
Deal found 4/2$863
This Delta deal was found by Cheapflights users on 4/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/37:15 pmSAN - HAN
2 stops36h 20mDelta
Sun 9/1412:00 pmHAN - SAN
2 stops20h 46mDelta
Deal found 4/2$885
This Gotogate deal was found by Cheapflights users on 4/2. 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.
Mon 4/218:30 pmSAN - HAN
2 stops35h 45mANA
Sun 5/411:35 pmHAN - SAN
2 stops38h 24mANA
Deal found 4/2$895
This United deal was found by Cheapflights users on 4/2. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/128:50 pmSAN - HAN
2 stops35h 25mUnited Airlines
Wed 10/2211:35 pmHAN - SAN
2 stops38h 09mUnited Airlines
Deal found 4/2$897
This Gurufare deal was found by Cheapflights users on 4/2. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/96:15 amSAN - HAN
2 stops29h 05mChina Eastern
Wed 4/163:00 pmHAN - SAN
2 stops39h 52mChina Eastern
Deal found 4/2$1,026
This Asiana Airlines deal was found by Cheapflights users on 4/2. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/107:25 pmSAN - HAN
2 stops50h 50mAsiana Airlines
Fri 5/231:25 pmHAN - SAN
2 stops24h 16mAsiana Airlines
Deal found 4/2$1,131
This Mytrip deal was found by Cheapflights users on 4/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/912:35 pmSAN - HAN
3 stops31h 20mMultiple Airlines
Tue 4/1512:45 amHAN - SAN
3 stops37h 57mMultiple Airlines
Deal found 4/2$1,195
This KAYAK deal was found by Cheapflights users on 4/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/310:15 amSAN - HAN
3 stops41h 20mSingapore Airlines
Sun 9/146:30 pmHAN - SAN
2 stops51h 14mSingapore Airlines
Deal found 4/2$1,435
This Ovago deal was found by Cheapflights users on 4/2. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/127:05 amSAN - HAN
2 stops24h 45mJapan Airlines
Wed 10/2211:20 pmHAN - SAN
1 stop25h 50mJapan Airlines
Deal found 4/2$1,443
This Ovago deal was found by Cheapflights users on 4/2. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/277:30 pmSAN - HAN
2 stops25h 05mChina Airlines
Sun 8/35:50 pmHAN - SAN
2 stops30h 21mChina Airlines
Deal found 4/2$1,599
This Qatar Airways deal was found by Cheapflights users on 4/2. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/28:40 amSAN - HAN
2 stops32h 35mQatar Airways
Tue 7/83:00 amHAN - SAN
2 stops32h 00mQatar Airways
Deal found 4/2$1,830

Cheapflights Fare Finder

Customize your flight search to find flights from San Diego 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 2,558,603 searches. Data last updated April 3, 2025.
Use the filters below to find and compare flights from San Diego to Hanoi that are best for you.

Fly from

San Diego

Fly to

Hanoi

Route

Depart

Return

Price

San DiegoHanoi

SAN - HAN

SANHAN

San Diego

Mon 4/21

8:30 pm-10:15 pm

2 stops35h 45m

Hanoi Noibai

Sun 5/4

11:35 pm-11:59 pm

2 stops38h 24m

$895

San DiegoHanoi

SAN - HAN

SANHAN

San Diego

Wed 4/9

6:15 am-1:20 am

2 stops29h 05m

Hanoi Noibai

Wed 4/16

3:00 pm-4:52 pm

2 stops39h 52m

$1,026

San DiegoHanoi

SAN - HAN

SANHAN

San Diego

Sat 5/10

7:25 pm-12:15 pm

2 stops50h 50m

Hanoi Noibai

Fri 5/23

1:25 pm-11:41 pm

2 stops24h 16m

$1,131

San DiegoHanoi

SAN - HAN

SANHAN

San Diego

Wed 4/9

12:35 pm-9:55 am

3 stops31h 20m

Hanoi Noibai

Tue 4/15

12:45 am-12:42 am

3 stops37h 57m

$1,195

San DiegoHanoi

SAN - HAN

SANHAN

San Diego

Thu 6/19

8:30 pm-10:15 pm

2 stops35h 45m

Hanoi Noibai

Mon 7/14

11:35 pm-6:20 pm

2 stops32h 45m

$1,628

San DiegoHanoi

SAN - HAN

SANHAN

San Diego

Tue 6/17

7:34 pm-10:35 am

2 stops25h 01m

Hanoi Noibai

Tue 7/15

5:50 pm-10:11 am

2 stops30h 21m

$1,661

San DiegoHanoi

SAN - HAN

SANHAN

San Diego

Mon 4/21

1:05 pm-9:50 pm

1 stop18h 45m

Hanoi Noibai

Sun 5/4

11:20 pm-11:10 am

1 stop25h 50m

$1,894

San DiegoHanoi

SAN - HAN

SANHAN

San Diego

Mon 4/21

6:15 am-1:55 pm

2 stops41h 40m

Hanoi Noibai

Sat 5/3

3:00 am-7:14 pm

2 stops30h 14m

$2,132

San DiegoHanoi

SAN - HAN

SANHAN

San Diego

Mon 6/16

7:39 am-11:30 am

2 stops37h 51m

Hanoi Noibai

Tue 7/15

6:30 pm-6:58 pm

3 stops38h 28m

$2,743

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

Compare providers for flights from San Diego 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 Diego to Hanoi in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
CheapfaremartPrice Accuracy-Trust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars

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

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

Cheapflights Insights

Everything you need to know about your flight from San Diego to Hanoi

What is the cheapest month to book a flight from San Diego to Hanoi?

Currently, September is the cheapest month in which you can book a flight from San Diego to Hanoi (average of $975). Flying from San Diego to Hanoi in December is currently the most expensive (average of $1,618). 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.

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

Find hourly flight availability from San Diego to Hanoi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 3, 2025.

A simple way to save on the total cost of your ticket is to fly from San Diego to Hanoi in the evening. If you’re flexible enough to do this you can expect to save up to 20% on your trip compared to booking a flight at noon.

Rainfall in Hanoi by month

Plan your trip to Hanoi by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Hanoi ranges from 0.6 - 11.7 inches per month. August is typically the wettest month, when rainfall can reach 11.7 in. December is typically the driest time to visit Hanoi when rainfall is around 0.6 in.

Temperature in Hanoi by month

Plan your trip to Hanoi by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Hanoi, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 62.6 F).

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 April 3, 2025.
Read reviews from past customers who have flown Korean Air, Japan Airlines and ANA from San Diego to Hanoi. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,051 reviews

Food

8.1

Comfort

8.3

Crew

8.7

Boarding

8.5

Overall

8.4

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,051 reviews
Korean Air
8.4
Very good
1,051 reviews

Food

8.1

Comfort

8.3

Crew

8.7

Boarding

8.5

Overall

8.4

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Japan Airlines
8.3
Very good
1,440 reviews
Korean Air
8.4
Very good
1,051 reviews

Food

8.1

Comfort

8.3

Crew

8.7

Boarding

8.5

Overall

8.4

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
ANA
8.3
Very good
830 reviews
Korean Air
8.4
Very good
1,051 reviews

Food

8.1

Comfort

8.3

Crew

8.7

Boarding

8.5

Overall

8.4

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
China Airlines
8.2
Very good
725 reviews
Korean Air
8.4
Very good
1,051 reviews

Food

8.1

Comfort

8.3

Crew

8.7

Boarding

8.5

Overall

8.4

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Asiana Airlines
8.2
Very good
438 reviews
Korean Air
8.4
Very good
1,051 reviews

Food

8.1

Comfort

8.3

Crew

8.7

Boarding

8.5

Overall

8.4

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

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

  • What are the cheapest airlines flying from San Diego to Hanoi round-trip?

    Cheapflights users have booked flights from San Diego to Hanoi round-trip from $863. Other airlines that can offer you cheap pricing are Delta, from $885, and ANA, from $895. Korean Air is priced at 33% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from San Diego to Hanoi one-way?

    The cheapest airline one-way is Asiana Airlines, with whom users have recently found tickets for as low as $490. However, be on the lookout for offers from Japan Airlines and Ethiopian Air, as they are both options that can get you from San Diego to Hanoi for a low price.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from San Diego to Hanoi?

    Currently, September is the cheapest month in which you can book a flight from San Diego to Hanoi (average of $975). Flying from San Diego to Hanoi in December is currently the most expensive (average of $1,618). 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.

See more FAQs

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Top 2 airlines flying from San Diego to Hanoi

Discover the top 2 airlines that operate flights from San Diego 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 2,558,603 searches. Data last updated April 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapest$801Average$2,245FlexibilityNo cancel feeOn-time79%
Korean AirCheapest$1,008Average$1,017FlexibilityNo cancel feeOn-time81%

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