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$396+ 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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — OSA
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
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

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 septiembre 11, 2025.

Round-trip from

$738
(FlightHub)

One-way from

$396
(Air Canada)

Popular in

July

Cheapest in

August

Average price

$883
From San Diego to Osaka (OSA)
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One-way flight from San Diego to Osaka (OSA)
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Highest demand for flights based on searches. 11% potential increase in price ($132 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 septiembre 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/136:15 amSAN - KIX
1 stop16h 35mUnited Airlines
lun. 10/204:50 pmKIX - SAN
1 stop21h 54mUnited Airlines
Deal found 9/9$762
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/1011:17 amSAN - KIX
2 stops35h 33mUnited Airlines
dom. 9/284:50 pmKIX - SAN
2 stops33h 37mUnited Airlines
Deal found 9/9$767
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/196:15 amSAN - KIX
2 stops21h 15mUnited Airlines
lun. 10/204:50 pmKIX - SAN
2 stops22h 51mUnited Airlines
Deal found 9/9$774
This Korean Air deal was found by Cheapflights users on 9/9. 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.
jue. 9/186:20 amSAN - UKB
2 stops43h 20mKorean Air
dom. 10/1911:10 amUKB - SAN
2 stops23h 00mKorean Air
Deal found 9/9$781
This Korean Air deal was found by Cheapflights users on 9/9. 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.
jue. 9/186:20 amSAN - KIX
2 stops42h 45mKorean Air
dom. 10/199:05 amKIX - SAN
2 stops25h 05mKorean Air
Deal found 9/9$782
This Gotogate deal was found by Cheapflights users on 9/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/254:40 pmSAN - KIX
1 stop33h 00mAir Canada
lun. 11/107:25 pmKIX - SAN
1 stop14h 59mAir Canada
Deal found 9/11$787
This Korean Air deal was found by Cheapflights users on 9/9. 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.
mié. 9/177:46 pmSAN - KIX
2 stops33h 14mKorean Air
dom. 10/199:05 amKIX - SAN
2 stops25h 05mKorean Air
Deal found 9/9$788
This Alaska Airlines deal was found by Cheapflights users on 9/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/105:50 pmSAN - KIX
1 stop32h 55mAlaska Airlines
dom. 9/288:45 pmKIX - SAN
1 stop26h 15mAlaska Airlines
Deal found 9/9$796
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/186:15 amSAN - KIX
1 stop16h 35mUnited Airlines
mar. 10/214:50 pmKIX - SAN
1 stop23h 25mUnited Airlines
Deal found 9/9$797
This Korean Air deal was found by Cheapflights users on 9/9. 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.
jue. 9/186:20 amSAN - UKB
2 stops43h 20mKorean Air
vie. 10/2411:10 amUKB - SAN
2 stops20h 09mKorean Air
Deal found 9/9$816
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/216:15 amSAN - ITM
2 stops18h 50mUnited Airlines
jue. 10/212:00 pmITM - SAN
2 stops16h 53mUnited Airlines
Deal found 9/10$838
This Korean Air deal was found by Cheapflights users on 9/9. 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.
dom. 9/147:29 amSAN - UKB
2 stops34h 41mKorean Air
sáb. 10/186:40 pmUKB - SAN
2 stops39h 30mKorean Air
Deal found 9/9$845

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 septiembre 11, 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

jue. 9/18

8:37 pm-2:50 pm

2 stops26h 13m

Osaka Kansai Intl

lun. 10/20

4:50 pm-11:41 pm

2 stops22h 51m

$767

San DiegoKobe

SAN - UKB

SANUKB

San Diego

jue. 9/18

6:20 am-5:40 pm

2 stops43h 20m

Kobe

dom. 10/19

11:10 am-6:10 pm

2 stops23h 00m

$781

San DiegoKobe

SAN - UKB

SANUKB

San Diego

jue. 9/18

6:20 am-10:10 am

2 stops35h 50m

Kobe

lun. 10/20

11:10 am-6:10 pm

2 stops23h 00m

$781

San DiegoOsaka

SAN - KIX

SANKIX

San Diego

jue. 9/18

6:20 am-9:00 pm

2 stops22h 40m

Osaka Kansai Intl

sáb. 10/18

9:05 am-7:08 pm

2 stops26h 03m

$782

San DiegoOsaka

SAN - KIX

SANKIX

San Diego

jue. 9/18

6:15 am-2:50 pm

2 stops16h 35m

Osaka Kansai Intl

jue. 10/23

4:50 pm-6:29 pm

1 stop17h 39m

$802

San DiegoOsaka

SAN - KIX

SANKIX

San Diego

mié. 9/17

2:21 pm-2:50 pm

2 stops32h 29m

Osaka Kansai Intl

jue. 10/23

4:50 pm-3:59 pm

1 stop15h 09m

$802

San DiegoOsaka

SAN - KIX

SANKIX

San Diego

mié. 9/17

6:32 pm-2:50 pm

2 stops28h 18m

Osaka Kansai Intl

mié. 10/22

4:50 pm-7:56 am

1 stop31h 06m

$809

San DiegoOsaka

SAN - KIX

SANKIX

San Diego

mar. 11/11

8:10 am-6:45 pm

1 stop17h 35m

Osaka Kansai Intl

mié. 4/8

8:45 pm-8:30 pm

1 stop15h 45m

$810

San DiegoOsaka

SAN - KIX

SANKIX

San Diego

mar. 9/16

8:37 pm-2:50 pm

2 stops50h 13m

Osaka Kansai Intl

mar. 10/21

4:50 pm-12:15 am

1 stop23h 25m

$814

San DiegoKobe

SAN - UKB

SANUKB

San Diego

jue. 9/18

6:20 am-5:40 pm

2 stops43h 20m

Kobe

vie. 10/24

11:10 am-3:19 pm

2 stops20h 09m

$816

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 48 results
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2
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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 August 29, 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, February is the cheapest month in which you can book a flight from San Diego to Osaka (average of $866). Flying from San Diego to Osaka in June is currently the most expensive (average of $1,310). 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 septiembre 11, 2025.

It’s optimal to fly from San Diego to Osaka in the morning. By choosing this option you can save up to 9% 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 septiembre 11, 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
961 reviews

Food

7.7

Boarding

8.6

Overall

8.4

Entertainment

7.9

Crew

8.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me
ANA
8.4
Very good
961 reviews
ANA
8.4
Very good
961 reviews

Food

7.7

Boarding

8.6

Overall

8.4

Entertainment

7.9

Crew

8.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me
Japan Airlines
8.3
Very good
1,559 reviews
ANA
8.4
Very good
961 reviews

Food

7.7

Boarding

8.6

Overall

8.4

Entertainment

7.9

Crew

8.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me
Hawaiian Airlines
7.8
Good
2,723 reviews
ANA
8.4
Very good
961 reviews

Food

7.7

Boarding

8.6

Overall

8.4

Entertainment

7.9

Crew

8.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me
United Airlines
7.4
Good
8,937 reviews
ANA
8.4
Very good
961 reviews

Food

7.7

Boarding

8.6

Overall

8.4

Entertainment

7.9

Crew

8.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me
American Airlines
7.2
Good
10,000 reviews
ANA
8.4
Very good
961 reviews

Food

7.7

Boarding

8.6

Overall

8.4

Entertainment

7.9

Crew

8.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me

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?

    United Airlines and Korean Air can get you from San Diego to Osaka in just under 26h 13m. Your travel time can differ by up to 17h 07m. The distance between San Diego and Osaka is about 5833 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 $825. Other airlines that can offer you cheap pricing are United Airlines, from $830, and Japan Airlines, from $889. ANA is 18% 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 $396 on Air Canada. Other airlines that offer cheap prices include ANA from $432 and Japan Airlines from $451 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 Itami, San Diego - Osaka Kansai Intl 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, February is the cheapest month in which you can book a flight from San Diego to Osaka (average of $866). Flying from San Diego to Osaka in June is currently the most expensive (average of $1,310). 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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
ANACheapest$825Average$1,097FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$830Average$1,338FlexibilityNo cancel feeOn-time69%
Japan AirlinesCheapest$889Average$1,125FlexibilityNo cancel feeOn-time79%

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