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$404+ Cheap flights from San Francisco (SFO) to Saga (HSG)

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 4/13. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — HSG
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from San Francisco to Saga

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

This Singapore 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/239:40 am
SFO
-
HSG
2 stops56h 50m
Singapore Airlines
Fri 2/277:00 pm
HSG
-
SFO
2 stops53h 50m
Singapore Airlines
Deal found 1/26$4,256

Find flight deals from San Francisco to Saga

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Saga (HSG). 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

$4,256
(Singapore Airlines)

One-way from

$404
(FlightHub)

Popular in

June

Cheapest in

August

Average price

$1,099
Provider with most accurate pricing for San Francisco-Fukuoka flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Fukuoka flights.
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From San Francisco to Saga
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One-way flight from San Francisco to Saga
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($185 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($49 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Saga 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 Saga that are best for you.

Fly from

San Francisco

Fly to

Saga

Route

Depart

Return

Price

San FranciscoSaga

SFO - HSG

SFOHSG

San Francisco

Mon 2/23

9:40 am-11:30 am

2 stops56h 50m

Saga

Fri 2/27

7:00 pm-7:50 am

2 stops53h 50m

$4,256

San FranciscoSaga

SFO - HSG

SFOHSG

San Francisco

Mon 4/13

6:25 pm-9:10 am

2 stops46h 45m

$404

San FranciscoSaga

SFO - HSG

SFOHSG

San Francisco

Mon 4/13

1:45 am-9:10 am

1 stop15h 25m

$415

San FranciscoSaga

SFO - HSG

SFOHSG

San Francisco

Mon 4/13

10:50 pm-9:10 am

3 stops42h 20m

$517

San FranciscoSaga

SFO - HSG

SFOHSG

San Francisco

Tue 4/14

7:47 pm-9:10 am

3 stops45h 23m

$536

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Best time to book a flight from San Francisco to Saga

Have a flexible travel schedule? Discover the best time to fly to Saga 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 Saga

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

Currently, December is the cheapest month in which you can book a flight from San Francisco to Saga (average of $560). Flying from San Francisco to Saga 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 Saga. 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 Saga?

    There are many flights that can get you from San Francisco to Saga in 56h 50m. Fly via Singapore Airlines to get the fastest option. The distance from San Francisco to Saga is about 5673 mi.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from San Francisco to Saga (average of $560). Flying from San Francisco to Saga 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.

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