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$469+ Cheap flights from San Diego (SAN) 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 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — OSA
Nov 9 — Nov 161
Sun 11/9
Sun 11/16
1 adult, Economy
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Cheapflights Tip: The best prices from San Diego to Osaka are usually found in August or December, booked 73 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Find flight deals from San Diego to Osaka

Cheapest flights from San Diego to Osaka
Explore the most affordable flight options available from San Diego to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 10, 2025.

This FlightHub deal was found by Cheapflights users on 10/7. 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 12/37:15 amSAN - ITM
2 stops19h 40mJapan Airlines
Fri 12/124:30 pmITM - SAN
1 stop34h 15mJapan Airlines
Deal found 10/7$834
This FlightHub deal was found by Cheapflights users on 10/7. 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 12/37:15 amSAN - KIX
2 stops22h 05mJapan Airlines
Fri 12/129:05 pmKIX - SAN
1 stop29h 40mJapan Airlines
Deal found 10/7$837
This Cheapflightsfares deal was found by Cheapflights users on 10/8. 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 11/2711:40 amSAN - ITM
1 stop15h 10mJapan Airlines
Sat 12/62:40 pmITM - SAN
1 stop12h 05mJapan Airlines
Deal found 10/8$856
This Cheapflightsfares deal was found by Cheapflights users on 10/8. 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 11/2711:40 amSAN - KIX
1 stop17h 35mJapan Airlines
Sat 12/67:00 amKIX - SAN
1 stop19h 45mJapan Airlines
Deal found 10/8$859
This Korean Air deal was found by Cheapflights users on 10/7. 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.
Wed 12/37:59 pmSAN - KIX
2 stops28h 01mKorean Air
Fri 12/122:00 pmKIX - SAN
2 stops22h 17mKorean Air
Deal found 10/7$864
This Orbitz deal was found by Cheapflights users on 10/8. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/278:15 amSAN - ITM
2 stops30h 25mMultiple Airlines
Sat 12/62:40 pmITM - SAN
2 stops17h 26mMultiple Airlines
Deal found 10/8$927
This Ovago deal was found by Cheapflights users on 10/7. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/47:48 pmSAN - UKB
2 stops21h 22mKorean Air
Fri 11/2111:10 amUKB - SAN
2 stops25h 09mKorean Air
Deal found 10/7$938
This Korean Air deal was found by Cheapflights users on 10/7. 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.
Sun 11/2310:59 amSAN - KIX
2 stops37h 01mKorean Air
Wed 11/2611:55 amKIX - SAN
2 stops19h 19mKorean Air
Deal found 10/7$939
This Ovago deal was found by Cheapflights users on 10/7. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/46:20 amSAN - KIX
2 stops21h 25mKorean Air
Fri 11/2111:55 amKIX - SAN
2 stops24h 24mKorean Air
Deal found 10/7$940
This Delta deal was found by Cheapflights users on 10/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/291:40 pmSAN - KIX
2 stops38h 05mDelta
Wed 1/149:00 amKIX - SAN
2 stops30h 47mDelta
Deal found 10/9$941
This Korean Air deal was found by Cheapflights users on 10/9. 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.
Sun 11/2310:59 amSAN - UKB
2 stops30h 11mKorean Air
Wed 12/311:10 amUKB - SAN
2 stops20h 06mKorean Air
Deal found 10/9$945
This Korean Air deal was found by Cheapflights users on 10/7. 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.
Mon 11/177:59 pmSAN - UKB
2 stops21h 11mKorean Air
Mon 11/246:40 pmUKB - SAN
2 stops40h 27mKorean Air
Deal found 10/7$946

Cheap flight deals from San Diego to Osaka

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) 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 October 10, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$775
(Cheapflightsfares)

One-way from

$477
(Kiwi.com)

Popular in

July

Cheapest in

August

Average price

$892
Provider with most accurate pricing for San Diego-Osaka (OSA) flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Diego-Osaka (OSA) flights.
Search Deals
From San Diego to Osaka (OSA)
Search Deals
One-way flight from San Diego to Osaka (OSA)
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($142 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego 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 October 10, 2025.
Use the filters below to find and compare flights from San Diego to Osaka that are best for you.

Fly from

San Diego

Fly to

Osaka

Route

Depart

Return

Price

San DiegoOsaka

SAN - KIX

SANKIX

San Diego

Wed 12/3

7:59 pm-5:00 pm

2 stops28h 01m

Osaka Kansai Intl

Fri 12/12

2:00 pm-7:17 pm

2 stops22h 17m

$864

San DiegoOsaka

SAN - ITM

SANITM

San Diego

Thu 11/27

11:40 am-7:50 pm

1 stop15h 10m

Osaka Itami

Sat 12/6

2:40 pm-3:06 pm

2 stops17h 26m

$866

San DiegoOsaka

SAN - ITM

SANITM

San Diego

Thu 11/27

8:15 am-7:40 am

2 stops30h 25m

Osaka Itami

Sat 12/6

2:40 pm-3:06 pm

2 stops17h 26m

$927

San DiegoKobe

SAN - UKB

SANUKB

San Diego

Tue 11/4

7:48 pm-10:10 am

2 stops21h 22m

Kobe

Fri 11/21

11:10 am-7:19 pm

2 stops25h 09m

$938

San DiegoOsaka

SAN - KIX

SANKIX

San Diego

Mon 11/24

6:35 am-8:45 pm

2 stops21h 10m

Osaka Kansai Intl

Wed 11/26

11:55 am-2:14 pm

2 stops19h 19m

$939

San DiegoKobe

SAN - UKB

SANUKB

San Diego

Mon 11/24

4:07 pm-10:10 am

2 stops25h 03m

Kobe

Wed 12/3

11:10 am-6:13 pm

2 stops24h 03m

$945

San DiegoKobe

SAN - UKB

SANUKB

San Diego

Sun 11/23

10:59 am-10:10 am

2 stops30h 11m

Kobe

Wed 11/26

11:10 am-2:14 pm

2 stops20h 04m

$945

San DiegoKobe

SAN - UKB

SANUKB

San Diego

Sun 11/23

10:59 am-10:10 am

2 stops30h 11m

Kobe

Wed 12/3

11:10 am-2:16 pm

2 stops20h 06m

$945

San DiegoKobe

SAN - UKB

SANUKB

San Diego

Tue 11/25

4:07 pm-10:10 am

2 stops25h 03m

Kobe

Wed 12/3

11:10 am-6:13 pm

2 stops24h 03m

$945

San DiegoKobe

SAN - UKB

SANUKB

San Diego

Mon 11/17

6:15 am-10:10 am

2 stops34h 55m

Kobe

Tue 11/25

6:40 pm-3:27 pm

2 stops37h 47m

$946

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/9

Showing 1-10 of 53 results
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Compare providers for flights from San Diego to Osaka

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 Diego to Osaka in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
GurufarePrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust 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 Diego-Osaka flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Osaka flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Osaka flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-Osaka 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 Diego-Osaka 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 Diego to Osaka

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

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

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Osaka. Price data was last updated on October 3, 2025.

The best time to book flights from San Diego to Osaka is 73 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, December is the cheapest month in which you can book a flight from San Diego to Osaka (average of $540). Flying from San Diego to Osaka in June is currently the most expensive (average of $1,007). 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 SAN to OSA?

Find hourly flight availability from San Diego 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 October 10, 2025.

It’s optimal to fly from San Diego to Osaka in the afternoon. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight at noon.

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

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

San Francisco (SFO) – chosen by Cheapflights users on 60% of 1-stop itineraries from San Diego to Osaka on Cheapflights.

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

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

San Francisco (SFO) is the most affordable 1-stop option, with an average round-trip price of $855.

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

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

Flights via Tokyo (NRT) have the shortest average one-way travel time for 1-stop routes: 14h 28m.

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

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

Flights via Tokyo (NRT) offer the fastest connection on this route, with an average layover time of 1h 25m.

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 October 10, 2025.
Get a feel of what it's like to fly with ANA, Japan Airlines, and Hawaiian Airlines from San Diego to Osaka by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very good
985 reviews

Overall

8.4

Boarding

8.6

Crew

8.7

Entertainment

7.9

Comfort

8.2

Food

7.7

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.
ANA
8.4
Very good
985 reviews
ANA
8.4
Very good
985 reviews

Overall

8.4

Boarding

8.6

Crew

8.7

Entertainment

7.9

Comfort

8.2

Food

7.7

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.
Japan Airlines
8.3
Very good
1,577 reviews
ANA
8.4
Very good
985 reviews

Overall

8.4

Boarding

8.6

Crew

8.7

Entertainment

7.9

Comfort

8.2

Food

7.7

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.
Hawaiian Airlines
7.8
Good
2,775 reviews
ANA
8.4
Very good
985 reviews

Overall

8.4

Boarding

8.6

Crew

8.7

Entertainment

7.9

Comfort

8.2

Food

7.7

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.
United Airlines
7.4
Good
8,966 reviews
ANA
8.4
Very good
985 reviews

Overall

8.4

Boarding

8.6

Crew

8.7

Entertainment

7.9

Comfort

8.2

Food

7.7

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.
American Airlines
7.2
Good
11,043 reviews
ANA
8.4
Very good
985 reviews

Overall

8.4

Boarding

8.6

Crew

8.7

Entertainment

7.9

Comfort

8.2

Food

7.7

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.

Related info for your journey

Find useful and relevant information for your journey from San Diego 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 Diego to Osaka?

    If you book a flight to Osaka from San Diego, you will be flying from San Diego, which is the city’s only airport. San Diego (SAN) is located 2.6 mi from the center of San Diego. There are 0 flights from San Diego to Osaka per day from 3 different airlines.

  • How long is the flight from San Diego to Osaka?

    Korean Air, Japan Airlines, and United Airlines can get you from San Diego to Osaka in just under 15h 10m. Your travel time can differ by up to 27h 45m. The distance between San Diego and Osaka is about 5809 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Cheapflights users have booked flights from San Diego to Osaka round-trip from $790. Other airlines that can offer you cheap pricing are United Airlines, from $830, and Japan Airlines, from $889. ANA is 21% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from San Diego to Osaka one-way?

    One-way options have recently been found by users for as low as $469 on Alaska Airlines. Other airlines that offer cheap prices include ANA from $504 and Korean Air from $525 one-way.

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

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

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from San Diego to Osaka (average of $540). Flying from San Diego to Osaka in June is currently the most expensive (average of $1,007). 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 3 airlines flying from San Diego to Osaka

Discover the top 3 airlines that operate flights from San Diego 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 October 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
ANACheapest$790Average$1,084FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$830Average$1,078FlexibilityNo cancel feeOn-time69%
Japan AirlinesCheapest$889Average$1,125FlexibilityNo cancel feeOn-time79%

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