$502 Cheap Flights from San Francisco (SFO) to Saga (HSG)

View $502 flight on Sun, Dec 7, 2025Opens in a new window

Popular airlines from San Francisco Intl. Airport (SFO) to Ariake Saga Airport (HSG)

Cheap Flights from San Francisco to Saga (SFO-HSG)

Prices were available within the past 7 days and start at $502 for one-way flights and $1,158 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cathay Pacific
Thu, Apr 23 - Sun, May 3
SFO
San Francisco
HSG
Saga
$1,158 Roundtrip, found 2 hours ago
$1,158
Roundtrip
found 2 hours ago
Select Cathay Pacific flight, departing Thu, Apr 23 from San Francisco to Saga, returning Sun, May 3, priced at $1,158 found 2 hours ago
All Nippon Airways
Thu, Apr 23 - Sun, May 3
SFO
San Francisco
HSG
Saga
$1,159 Roundtrip, found 2 hours ago
$1,159
Roundtrip
found 2 hours ago
Select All Nippon Airways flight, departing Thu, Apr 23 from San Francisco to Saga, returning Sun, May 3, priced at $1,159 found 2 hours ago
All Nippon Airways
Thu, Apr 23 - Sun, May 3
SFO
San Francisco
HSG
Saga
$1,167 Roundtrip, found 2 hours ago
$1,167
Roundtrip
found 2 hours ago
Select All Nippon Airways flight, departing Thu, Apr 23 from San Francisco to Saga, returning Sun, May 3, priced at $1,167 found 2 hours ago
All Nippon Airways
Thu, Apr 23 - Sun, May 3
SFO
San Francisco
HSG
Saga
$1,178 Roundtrip, found 2 hours ago
$1,178
Roundtrip
found 2 hours ago
Select All Nippon Airways flight, departing Thu, Apr 23 from San Francisco to Saga, returning Sun, May 3, priced at $1,178 found 2 hours ago
Cathay Pacific
Thu, Apr 23 - Sun, May 3
SFO
San Francisco
HSG
Saga
$1,233 Roundtrip, found 2 hours ago
$1,233
Roundtrip
found 2 hours ago
Select Cathay Pacific flight, departing Thu, Apr 23 from San Francisco to Saga, returning Sun, May 3, priced at $1,233 found 2 hours ago
Cathay Pacific
Thu, Apr 23 - Sun, May 3
SFO
San Francisco
HSG
Saga
$1,258 Roundtrip, found 2 hours ago
$1,258
Roundtrip
found 2 hours ago
Select Cathay Pacific flight, departing Thu, Apr 23 from San Francisco to Saga, returning Sun, May 3, priced at $1,258 found 2 hours ago
All Nippon Airways
Thu, Apr 23 - Sun, May 3
SFO
San Francisco
HSG
Saga
$1,319 Roundtrip, found 2 hours ago
$1,319
Roundtrip
found 2 hours ago
Select All Nippon Airways flight, departing Thu, Apr 23 from San Francisco to Saga, returning Sun, May 3, priced at $1,319 found 2 hours ago
All Nippon Airways
Thu, Apr 23 - Sun, May 3
SFO
San Francisco
HSG
Saga
$1,322 Roundtrip, found 2 hours ago
$1,322
Roundtrip
found 2 hours ago
Select All Nippon Airways flight, departing Thu, Apr 23 from San Francisco to Saga, returning Sun, May 3, priced at $1,322 found 2 hours ago
All Nippon Airways
Thu, Apr 23 - Sun, May 3
SFO
San Francisco
HSG
Saga
$1,327 Roundtrip, found 2 hours ago
$1,327
Roundtrip
found 2 hours ago
Select All Nippon Airways flight, departing Thu, Apr 23 from San Francisco to Saga, returning Sun, May 3, priced at $1,327 found 2 hours ago
Korean Air
Thu, Apr 23 - Sun, May 3
SFO
San Francisco
HSG
Saga
$1,930 Roundtrip, found 2 hours ago
$1,930
Roundtrip
found 2 hours ago
Select Korean Air flight, departing Thu, Apr 23 from San Francisco to Saga, returning Sun, May 3, priced at $1,930 found 2 hours ago

Alternative airports near Saga

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Fukuoka Airport FUK. Average driving time to city center is 45 minutes. Flights from $1,298
FUK
Fukuoka Airport
Average driving time to city center45 min
Flights from $1,298
Select flight to Nagasaki Airport NGS. Cheapest option available. Average driving time to city center is 52 minutes. Flights from $995
NGS
Nagasaki Airport
Cheapest
Average driving time to city center52 min
Flights from $995

Frequently asked questions

How much does a flight from San Francisco Intl. Airport (SFO) to Ariake Saga Airport (HSG) cost?
Snag a cheap one-way flight from $502 or cheap return flight from $1,158 from San Francisco Intl. Airport (SFO) to Ariake Saga Airport (HSG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from San Francisco Intl. Airport (SFO) to Ariake Saga Airport (HSG)?
Planning your trip for April is a great way to save, as it's the cheapest month for flights between SFO and HSG. You'll often find the lowest fares during the off-season.
What is the cheapest airline that flies from San Francisco Intl. Airport (SFO) to Ariake Saga Airport (HSG)?
To find the cheapest airline flying from SFO to HSG, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from San Francisco Intl. Airport (SFO) to Ariake Saga Airport (HSG)?
Direct flights from San Francisco Intl. Airport (SFO) to Ariake Saga Airport (HSG) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SFO to HSG?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change depending on a range of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Francisco Intl. Airport (SFO) to Ariake Saga Airport (HSG)?
Book a flight from San Francisco Intl. Airport (SFO) to Ariake Saga Airport (HSG) that leaves before 3 PM to reduce the likelihood of delays. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from San Francisco Intl. Airport (SFO) to Ariake Saga Airport (HSG) last-minute?
Last-minute bookings from SFO to HSG are generally more expensive. To secure the cheapest rates, start looking for flights as early as possible. That being said, if you can play around with your travel dates, you may score a cheap ticket right before you leave.
Is it cheaper to book a SFO to HSG flight and hotel package?
You'll typically save money by booking a SFO to HSG flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. After selecting your preferred flights and accommodations, you can add extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from San Francisco Intl. Airport (SFO) to Ariake Saga Airport (HSG)?
If you reserved your SFO to HSG flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for further details.

Travel information

Origin airport
San Francisco Intl.
Destination airport
Ariake Saga
Roundtrip price
$1,157
Distance
5676 mi

Book with confidence

San Francisco to Saga Flights

The cheapest times to fly from San Francisco to Saga

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Francisco to Saga are during the month of April. You can find some of the cheapest flights from San Francisco to Saga with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Francisco to Saga

Sunday is one of the best days to book for cheap flights from San Francisco to Saga: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Francisco to Saga

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Francisco to Saga in 2025. You can also book with separate airlines for your outbound and return journeys, from $502 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Francisco to Saga flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Francisco to Saga airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

San Francisco to Saga Flights

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*Available to One Key members.