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$342+ Cheap flights from San Francisco (SFO) to Osaka (OSA)

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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — OSA
Aug 12 — Aug 191
Tue 8/12
Tue 8/19
1 adult, Economy
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Cheapflights Tip: The best prices from San Francisco to Osaka are usually found in January or September, booked 8 days in advance, depart on a Wednesday or Sunday and return on a Wednesday

Cheap flight deals from San Francisco to Osaka

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Osaka (OSA). 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 August 7, 2025.

Round-trip from

$683
(CrystalTravel)

One-way from

$349
(Trip.com)

Popular in

December

Cheapest in

January

Average price

$984

Good round-trip deal

$1,021 or less

Good one-way deal

$551 or less
From San Francisco to Osaka (OSA)
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One-way flight from San Francisco to Osaka (OSA)
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Highest demand for flights based on searches. 8% potential increase in price ($107 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($65 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from San Francisco to Osaka (OSA).
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Price to beat on a one-way flight from San Francisco to Osaka (OSA).
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Find flight deals from San Francisco to Osaka

Cheapest flights from San Francisco to Osaka
Explore the most affordable flight options available from San Francisco to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 7, 2025.

This CrystalTravel deal was found by Cheapflights users on 8/5. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2811:55 pmSFO - KIX
1 stop27h 45mPhilippine Airlines
Tue 9/210:20 amKIX - SFO
1 stop26h 30mPhilippine Airlines
Deal found 8/5$683
This Air Canada deal was found by Cheapflights users on 8/6. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/36:41 amSFO - KIX
1 stop17h 44mAir Canada
Tue 9/236:05 pmKIX - SFO
2 stops34h 18mAir Canada
Deal found 8/6$684
This Cheapflightsfares deal was found by Cheapflights users on 8/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1911:55 pmSFO - KIX
1 stop27h 45mPhilippine Airlines
Tue 9/210:20 amKIX - SFO
1 stop26h 30mPhilippine Airlines
Deal found 8/6$685
This Alaska Airlines deal was found by Cheapflights users on 8/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/277:52 pmSFO - KIX
1 stop30h 53mAlaska Airlines
Wed 11/58:45 pmKIX - SFO
1 stop15h 37mAlaska Airlines
Deal found 8/5$687
This Cheapflightsfares deal was found by Cheapflights users on 8/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2812:00 pmSFO - KIX
2 stops34h 45mChina Eastern
Mon 9/19:30 amKIX - SFO
1 stop15h 35mChina Eastern
Deal found 8/6$691
This Air Canada deal was found by Cheapflights users on 8/5. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/281:05 pmSFO - KIX
2 stops35h 20mAir Canada
Thu 9/46:05 pmKIX - SFO
2 stops34h 18mAir Canada
Deal found 8/5$692
This FlightHub deal was found by Cheapflights users on 8/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/277:10 amSFO - KIX
1 stop17h 15mAir Canada
Thu 9/46:05 pmKIX - SFO
2 stops34h 18mAir Canada
Deal found 8/5$695
This Air Canada deal was found by Cheapflights users on 8/6. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2711:00 pmSFO - KIX
2 stops25h 25mMultiple Airlines
Thu 10/96:05 pmKIX - SFO
1 stop13h 23mMultiple Airlines
Deal found 8/6$696
This CrystalTravel deal was found by Cheapflights users on 8/6. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2712:05 amSFO - KIX
1 stop23h 10mCathay Pacific
Wed 9/39:10 amKIX - SFO
1 stop18h 20mCathay Pacific
Deal found 8/6$697
This Cheapflightsfares deal was found by Cheapflights users on 8/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2412:00 pmSFO - KIX
2 stops31h 50mChina Eastern
Wed 12/33:55 pmKIX - SFO
2 stops34h 05mChina Eastern
Deal found 8/6$698
This Air Canada deal was found by Cheapflights users on 8/5. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/210:49 pmSFO - KIX
2 stops25h 36mMultiple Airlines
Tue 9/96:05 pmKIX - SFO
2 stops34h 18mMultiple Airlines
Deal found 8/5$699
This Air Canada deal was found by Cheapflights users on 8/6. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/228:31 amSFO - KIX
1 stop15h 54mAir Canada
Sat 11/17:25 pmKIX - SFO
2 stops39h 04mAir Canada
Deal found 8/6$701

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Osaka 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 August 7, 2025.
Use the filters below to find and compare flights from San Francisco to Osaka that are best for you.

Fly from

San Francisco

Fly to

Osaka

Route

Depart

Return

Price

San FranciscoOsaka

SFO - KIX

SFOKIX

San Francisco

Thu 8/28

11:55 pm-7:40 pm

1 stop27h 45m

Osaka Kansai Intl

Tue 9/2

10:20 am-8:50 pm

1 stop26h 30m

$683

San FranciscoOsaka

SFO - KIX

SFOKIX

San Francisco

Wed 9/3

6:41 am-4:25 pm

1 stop17h 44m

Osaka Kansai Intl

Tue 9/23

6:05 pm-12:23 pm

2 stops34h 18m

$684

San FranciscoOsaka

SFO - KIX

SFOKIX

San Francisco

Tue 8/19

11:55 pm-7:40 pm

1 stop27h 45m

Osaka Kansai Intl

Tue 9/2

10:20 am-8:50 pm

1 stop26h 30m

$685

San FranciscoOsaka

SFO - KIX

SFOKIX

San Francisco

Mon 10/27

7:52 pm-6:45 pm

1 stop30h 53m

Osaka Kansai Intl

Wed 11/5

8:45 pm-7:22 pm

1 stop15h 37m

$687

San FranciscoOsaka

SFO - KIX

SFOKIX

San Francisco

Thu 8/28

12:00 pm-2:45 pm

2 stops34h 45m

Osaka Kansai Intl

Mon 9/1

9:30 am-9:05 am

1 stop15h 35m

$691

San FranciscoOsaka

SFO - KIX

SFOKIX

San Francisco

Thu 8/28

1:05 pm-4:25 pm

2 stops35h 20m

Osaka Kansai Intl

Thu 9/4

6:05 pm-12:23 pm

2 stops34h 18m

$692

San FranciscoOsaka

SFO - KIX

SFOKIX

San Francisco

Wed 8/27

7:10 am-4:25 pm

1 stop17h 15m

Osaka Kansai Intl

Thu 9/4

6:05 pm-12:23 pm

2 stops34h 18m

$695

San FranciscoOsaka

SFO - KIX

SFOKIX

San Francisco

Sat 9/27

11:00 pm-4:25 pm

2 stops25h 25m

Osaka Kansai Intl

Thu 10/9

6:05 pm-3:28 pm

1 stop13h 23m

$696

San FranciscoOsaka

SFO - KIX

SFOKIX

San Francisco

Wed 8/27

12:05 am-3:15 pm

1 stop23h 10m

Osaka Kansai Intl

Wed 9/3

9:10 am-11:30 am

1 stop18h 20m

$697

San FranciscoOsaka

SFO - KIX

SFOKIX

San Francisco

Wed 8/20

1:05 am-1:00 pm

1 stop19h 55m

Osaka Kansai Intl

Mon 9/15

6:35 pm-10:40 pm

1 stop20h 05m

$698

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/5

Showing 1-10 of 60 results
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Best time to book a flight from San Francisco to Osaka

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

How far ahead should I book a flight from San Francisco to Osaka?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Osaka. Price data was last updated on August 1, 2025.

The price you pay for your flight from San Francisco to Osaka may vary depending on when you book. For the best chance of a lower fare, look to book 8 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from San Francisco to Osaka (average of $873). Flying from San Francisco to Osaka in June is currently the most expensive (average of $1,313). 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 SFO to OSA?

Find hourly flight availability from San Francisco to Osaka. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 7, 2025.

A simple way to save on the total cost of your ticket is to fly from San Francisco to Osaka in the evening. If you’re flexible enough to do this you can expect to save up to 40% on your trip compared to booking a flight in the morning.

Weekly flight availability from San Francisco to Osaka

Explore weekly flight availability from San Francisco to Osaka. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 7, 2025.

The most flights from SFO to OSA are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

What’s the top layover airport for flights from San Francisco to Osaka?

Share of 1-stop round-trip flights from San Francisco to Osaka chosen by Cheapflights users in the past 12 months, using the same layover each way.

Incheon (ICN) – chosen by Cheapflights users on 50% of 1-stop itineraries from San Francisco to Osaka on Cheapflights.

What’s the cheapest layover airport for flights from San Francisco to Osaka?

Average round-trip fare for 1-stop flights from San Francisco to Osaka, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Incheon (ICN) is the most affordable 1-stop option, with an average round-trip price of $972.

What’s the fastest layover option from San Francisco to Osaka?

Shortest average travel time for 1-stop one-way flights from San Francisco to Osaka, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Incheon (ICN) have the shortest average one-way travel time for 1-stop routes: 18h 10m.

Which airport typically offers the quickest layover for flights from San Francisco to Osaka?

Average layover duration for 1-stop one-way flights from San Francisco to Osaka, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Incheon (ICN) offer the fastest connection on this route, with an average layover time of 2h 58m.

Reviews of airlines servicing Osaka

Get insights into the airlines that provide service to Osaka. 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 Osaka. Reviews last updated August 7, 2025.
Read through reviews of airlines operating flights from San Francisco to Osaka, such as STARLUX Airlines, EVA Air, and Korean Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.0
Wonderful
201 reviews

Overall

9.0

Boarding

9.0

Comfort

9.0

Crew

9.3

Food

8.8

Entertainment

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.0
Wonderful
201 reviews
STARLUX Airlines
9.0
Wonderful
201 reviews

Overall

9.0

Boarding

9.0

Comfort

9.0

Crew

9.3

Food

8.8

Entertainment

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
EVA Air
8.4
Very good
1,225 reviews
STARLUX Airlines
9.0
Wonderful
201 reviews

Overall

9.0

Boarding

9.0

Comfort

9.0

Crew

9.3

Food

8.8

Entertainment

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Korean Air
8.4
Very good
1,121 reviews
STARLUX Airlines
9.0
Wonderful
201 reviews

Overall

9.0

Boarding

9.0

Comfort

9.0

Crew

9.3

Food

8.8

Entertainment

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
ANA
8.4
Very good
926 reviews
STARLUX Airlines
9.0
Wonderful
201 reviews

Overall

9.0

Boarding

9.0

Comfort

9.0

Crew

9.3

Food

8.8

Entertainment

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Japan Airlines
8.3
Very good
1,545 reviews
STARLUX Airlines
9.0
Wonderful
201 reviews

Overall

9.0

Boarding

9.0

Comfort

9.0

Crew

9.3

Food

8.8

Entertainment

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

Related info for your journey

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

  • What airport do you fly from for flights from San Francisco to Osaka?

    San Francisco (SFO) is the airport you will fly out of if you book a flight from San Francisco to Osaka. You should not have trouble finding flights to Osaka from San Francisco; the airport handles an average of 2 outbound flights to Osaka per day. You should also have plenty of airline options to choose from since 14 airlines have flights from the San Francisco airport to Osaka. It is only a 11.8 mi journey to San Francisco (SFO) from San Francisco’s city center.

  • What are the cheapest airlines flying from San Francisco to Osaka round-trip?

    Our cheapest airline available from San Francisco to Osaka is Philippine Airlines. Our recent data shows that you can find tickets from as low as $683 on this airline. Additional options worth looking into are Air Canada and Korean Air, starting at $684 and $743 round-trip. Users have found that Philippine Airlines is 38% cheaper than the other options available to this destination.

  • What are the most popular routes from San Francisco to Osaka?

    When deciding which route to take from San Francisco to Osaka consider San Francisco - Osaka Kansai Intl, San Francisco - Osaka Itami or San Francisco - Kobe as they are the most popular.

  • What are the cheapest flights from San Francisco to Osaka?

    On average you can expect to pay $2,986 for a flight from San Francisco to Osaka. The cheapest flight overall is $457 while the most popular route, (San Francisco - Osaka Kansai Intl) is currently priced at $615.

  • Where are the most common layover locations when flying from San Francisco to Osaka?

    San Francisco to Osaka flights have a layover in Seoul most of the time. Tokyo sees the second most layovers for non-direct flights flying from San Francisco to Osaka.

  • What are some popular things to do or see while on a layover in Seoul?

    The majority of Seoul visitors spend their time at Dongdaemun Market, Bukchon Hanok Village, and Namdaemun Market. Dongdaemun Market, Bukchon Hanok Village, and Namdaemun Market are located about 31.6 mi, 30.6 mi, and 29.8 mi, respectively from Incheon Intl. Those on a layover in Seoul in need of a rental car can book one at Incheon Intl for about $79.

  • What are some popular points of interest to see during a layover in Tokyo?

    The majority of Tokyo visitors spend their time at Akihabara Electric Town, Tsukiji Outer Market, and Tokyo Tower. Travelers on a layover in Tokyo can visit Akihabara Electric Town, Tsukiji Outer Market, and Tokyo Tower, by traveling 10.3 mi, 7.9 mi, and 7.9 mi, respectively after landing at Tokyo Haneda. Those on a layover in Tokyo in need of a rental car can book one at Tokyo Haneda for about $59.

  • Where are the least popular layover locations for San Francisco to Osaka flights?

    San Francisco to Osaka flights have a layover in Vancouver least often. Taipei City sees the next fewest layovers on San Francisco to Osaka flights.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from San Francisco to Osaka (average of $873). Flying from San Francisco to Osaka in June is currently the most expensive (average of $1,313). 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 Osaka?

Book flights to Osaka if you plan to visit one of these locations
Nara
Nishinomiya

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Top 10 airlines flying from San Francisco to Osaka

Discover the top 10 airlines that operate flights from San Francisco to Osaka. 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 August 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
ANACheapest$147Average$1,668FlexibilityNo cancel feeOn-time80%
Hawaiian AirlinesCheapest$616Average$1,076FlexibilityNo cancel feeOn-time85%
China EasternCheapest$654Average$752FlexibilityNo cancel feeOn-time62%
Asiana AirlinesCheapest$684Average$891FlexibilityNo cancel feeOn-time76%
Philippine AirlinesCheapest$687Average$743FlexibilityNo cancel feeOn-time60%
Japan AirlinesCheapest$749Average$1,029FlexibilityNo cancel feeOn-time79%
Air CanadaCheapest$761Average$1,071FlexibilityNo cancel feeOn-time67%
Korean AirCheapest$766Average$863FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$773Average$877FlexibilityNo cancel feeOn-time71%
Cathay PacificCheapest$805Average$901FlexibilityNo cancel feeOn-time72%

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