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Nagasaki

$494+ Cheap flights from San Francisco (SFO) to Nagasaki (NGS)

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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — NGS
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
1 adult, Economy
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Cheap flight deals from San Francisco to Nagasaki

Best flights from San Francisco to Nagasaki
Discover carefully curated flight deals from San Francisco to Nagasaki that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated diciembre 12, 2025.

This Korean Air deal was found by Cheapflights users on 12/9. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 1/2911:40 amSFO - NGS
1 stop28h 50mKorean Air
lun. 2/210:30 amNGS - SFO
1 stop16h 00mKorean Air
Deal found 12/9$1,480
This Japan Airlines deal was found by Cheapflights users on 12/10. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 1/2912:55 pmSFO - NGS
2 stops54h 50mJapan Airlines
lun. 2/212:20 pmNGS - SFO
2 stops19h 45mJapan Airlines
Deal found 12/10$1,695

Find flight deals from San Francisco to Nagasaki

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Nagasaki (NGS). 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 diciembre 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,480
(Korean Air)

One-way from

$494
(KAYAK)

Popular in

December

Cheapest in

August

Average price

$1,868
Provider with most accurate pricing for San Francisco-Nagasaki flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Nagasaki flights.
Search Deals
From San Francisco to Nagasaki
Search Deals
One-way flight from San Francisco to Nagasaki
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($211 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($75 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Nagasaki 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 diciembre 12, 2025.
Use the filters below to find and compare flights from San Francisco to Nagasaki that are best for you.

Fly from

San Francisco

Fly to

Nagasaki

Route

Depart

Return

Price

San FranciscoNagasaki

SFO - NGS

SFONGS

San Francisco

jue. 1/29

11:40 am-9:30 am

1 stop28h 50m

Nagasaki

lun. 2/2

10:30 am-9:30 am

1 stop16h 00m

$1,480

San FranciscoNagasaki

SFO - NGS

SFONGS

San Francisco

jue. 1/29

12:55 pm-12:45 pm

2 stops54h 50m

Nagasaki

lun. 2/2

12:20 pm-3:05 pm

2 stops19h 45m

$1,695

San FranciscoNagasaki

SFO - NGS

SFONGS

San Francisco

dom. 1/11

10:15 am-12:55 pm

1 stop33h 40m

$494

San FranciscoNagasaki

SFO - NGS

SFONGS

San Francisco

mié. 1/7

10:15 am-6:40 pm

1 stop15h 25m

$494

San FranciscoNagasaki

SFO - NGS

SFONGS

San Francisco

mar. 1/6

6:00 am-9:30 am

2 stops34h 30m

$503

San FranciscoNagasaki

SFO - NGS

SFONGS

San Francisco

mar. 1/6

10:15 am-8:35 pm

1 stop17h 20m

$507

San FranciscoNagasaki

SFO - NGS

SFONGS

San Francisco

lun. 1/5

2:39 pm-9:30 am

2 stops49h 51m

$516

San FranciscoNagasaki

SFO - NGS

SFONGS

San Francisco

sáb. 1/10

12:55 pm-2:35 pm

1 stop32h 40m

$549

San FranciscoNagasaki

SFO - NGS

SFONGS

San Francisco

vie. 1/9

12:55 pm-9:15 pm

1 stop15h 20m

$549

San FranciscoNagasaki

SFO - NGS

SFONGS

San Francisco

jue. 1/8

12:55 pm-9:35 am

1 stop27h 40m

$549

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 11 results
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Compare providers for flights from San Francisco to Nagasaki

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 Francisco to Nagasaki in December.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 San Francisco-Nagasaki flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Nagasaki flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Nagasaki flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Nagasaki flights, Cheapflights users trust AranGrant the most. AranGrant 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 Francisco-Nagasaki 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 Francisco to Nagasaki

Have a flexible travel schedule? Discover the best time to fly to Nagasaki from San Francisco 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 Francisco to Nagasaki

What is the cheapest month to book a flight from San Francisco to Nagasaki?

Currently, December is the cheapest month in which you can book a flight from San Francisco to Nagasaki (average of $568). Flying from San Francisco to Nagasaki in June is currently the most expensive (average of $1,201). 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.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Nagasaki. 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 San Francisco to Nagasaki?

    Korean Air can get you from San Francisco to Nagasaki in just under 28h 50m. Your travel time can differ by up to . The distance from San Francisco to Nagasaki is about 5700 mi.

  • Can I find deals for flights from San Francisco to Nagasaki that include hotel bookings?

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

  • How can I find direct flights from San Francisco to Nagasaki?

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

  • Can I find deals for business class flights from San Francisco to Nagasaki?

    Yes. Cheapflights offers flight deals from San Francisco to Nagasaki 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 Francisco to Nagasaki?

    Currently, December is the cheapest month in which you can book a flight from San Francisco to Nagasaki (average of $568). Flying from San Francisco to Nagasaki in June is currently the most expensive (average of $1,201). 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

Traveling to a place near Nagasaki?

Book flights to Nagasaki if you plan to visit one of these locations
Sasebo

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