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Nagasaki

$1,291+ Cheap flights from San Francisco (SFO) to Nagasaki (NGS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/14. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — NGS
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from San Francisco to Nagasaki

Cheapest flights from San Francisco to Nagasaki
Explore the most affordable flight options available from San Francisco to Nagasaki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Expedia deal was found by Cheapflights users on 1/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/142:30 pm
SFO
-
NGS
2 stops51h 00m
Multiple Airlines
Sat 3/213:15 pm
NGS
-
SFO
2 stops47h 00m
Multiple Airlines
Deal found 1/28$1,291
This Japan Airlines deal was found by Cheapflights users on 1/26. 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.
Mon 2/211:40 am
SFO
-
NGS
2 stops34h 35m
Japan Airlines
Wed 2/48:40 pm
NGS
-
SFO
1 stop30h 45m
Japan Airlines
Deal found 1/26$1,571
This Japan Airlines deal was found by Cheapflights users on 1/28. 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.
Mon 3/212:55 pm
SFO
-
NGS
2 stops30h 50m
Japan Airlines
Wed 3/43:15 pm
NGS
-
SFO
1 stop12h 10m
Japan Airlines
Deal found 1/28$1,572

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,291
(Expedia)

Popular in

June

Cheapest in

August

Average price

$1,099
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
Highest demand for flights based on searches. 15% potential increase in price ($185 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 29, 2026.
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

Sat 3/14

2:30 pm-9:30 am

2 stops51h 00m

Nagasaki

Sat 3/21

3:15 pm-10:15 pm

2 stops47h 00m

$1,291

San FranciscoNagasaki

SFO - NGS

SFONGS

San Francisco

Mon 3/2

12:55 pm-12:45 pm

2 stops30h 50m

Nagasaki

Wed 3/4

3:15 pm-10:25 am

1 stop12h 10m

$1,572

San FranciscoNagasaki

SFO - NGS

SFONGS

San Francisco

Mon 4/6

11:55 am-9:25 pm

1 stop17h 30m

Nagasaki

Mon 4/13

7:10 pm-9:45 am

2 stops30h 35m

$19,945

San FranciscoNagasaki

SFO - NGS

SFONGS

San Francisco

Sun 4/5

1:45 am-11:30 am

1 stop17h 45m

Nagasaki

Mon 4/13

1:45 pm-4:35 pm

1 stop18h 50m

$20,105

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

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 January.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy2 starsTrust Score*2 stars
FlightHubPrice 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 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 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 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 $560). Flying from San Francisco to Nagasaki in June is currently the most expensive (average of $1,066). 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?

    Japan Airlines can get you from San Francisco to Nagasaki in just under 30h 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 $560). Flying from San Francisco to Nagasaki in June is currently the most expensive (average of $1,066). 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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