HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Osaka

$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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — OSA
Apr 29 — May 61
Wed 4/29
Wed 5/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Diego to Osaka with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 March 30, 2026.

This Justfly.com deal was found by Cheapflights users on 3/28. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/124:26 pm
SAN
-
KIX
2 stops31h 59m
Air Canada
Tue 5/196:00 pm
KIX
-
SAN
2 stops31h 58m
Air Canada
Deal found 3/28$913
This FlightHub deal was found by Cheapflights users on 3/28. 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.
Mon 4/276:22 pm
SAN
-
KIX
2 stops54h 03m
Air Canada
Mon 5/46:00 pm
KIX
-
SAN
2 stops31h 58m
Air Canada
Deal found 3/28$922
This FlightHub deal was found by Cheapflights users on 3/27. 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.
Tue 10/207:20 am
SAN
-
ITM
2 stops18h 50m
ANA
Tue 11/312:00 pm
ITM
-
SAN
2 stops20h 38m
ANA
Deal found 3/27$950
This FlightHub deal was found by Cheapflights users on 3/28. 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 9/307:20 am
SAN
-
KIX
1 stop15h 30m
ANA
Fri 10/163:55 pm
KIX
-
SAN
2 stops20h 00m
ANA
Deal found 3/28$952
This FlightHub deal was found by Cheapflights users on 3/27. 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.
Tue 10/207:20 am
SAN
-
KIX
1 stop15h 30m
ANA
Tue 11/36:35 pm
KIX
-
SAN
1 stop16h 52m
ANA
Deal found 3/27$956
This Justfly.com deal was found by Cheapflights users on 3/28. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/234:21 pm
SAN
-
KIX
2 stops32h 04m
Air Canada
Thu 4/306:00 pm
KIX
-
SAN
2 stops30h 04m
Air Canada
Deal found 3/28$961
This FlightHub deal was found by Cheapflights users on 3/29. 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.
Sat 10/311:48 pm
SAN
-
KIX
2 stops35h 52m
Air Canada
Sat 11/147:25 pm
KIX
-
SAN
2 stops34h 13m
Air Canada
Deal found 3/29$962
This American Airlines deal was found by Cheapflights users on 3/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/196:30 am
SAN
-
KIX
2 stops20h 15m
American Airlines
Wed 4/295:45 pm
KIX
-
SAN
2 stops20h 10m
American Airlines
Deal found 3/29$963
This Cheapflightsfares deal was found by Cheapflights users on 3/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:00 am
SAN
-
ITM
2 stops19h 50m
Japan Airlines
Thu 10/157:30 am
ITM
-
SAN
1 stop19h 35m
Japan Airlines
Deal found 3/26$966
This China Airlines deal was found by Cheapflights users on 3/24. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:40 pm
SAN
-
KIX
2 stops24h 20m
Multiple Airlines
Wed 9/162:00 pm
KIX
-
SAN
2 stops25h 43m
Multiple Airlines
Deal found 3/24$966
This United Airlines deal was found by Cheapflights users on 3/28. 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.
Wed 9/307:20 am
SAN
-
KIX
1 stop15h 30m
United Airlines
Fri 10/164:55 pm
KIX
-
SAN
1 stop31h 18m
United Airlines
Deal found 3/28$969
This Korean Air deal was found by Cheapflights users on 3/27. 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 11/297:30 pm
SAN
-
UKB
2 stops21h 40m
Korean Air
Wed 12/911:10 am
UKB
-
SAN
2 stops20h 26m
Korean Air
Deal found 3/27$976

Find 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 March 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$879
(FlightHub)

One-way from

$396
(Kiwi.com)

Popular in

July

Cheapest in

August

Average price

$987
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 ($145 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 March 2026
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 March 30, 2026.
Use the filters below to find and compare flights from San Diego to Osaka that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoOsaka

SAN - ITM

SANITM

San Diego

Sun 5/3

7:15 am-6:10 pm

2 stops18h 55m

Osaka Itami

Wed 7/1

8:20 pm-7:51 pm

2 stops39h 31m

$1,119

San DiegoOsaka

SAN - KIX

SANKIX

San Diego

Sun 5/3

6:20 am-2:50 pm

1 stop16h 30m

Osaka Kansai Intl

Wed 7/1

4:55 pm-9:05 am

2 stops32h 10m

$1,209

San DiegoOsaka

SAN - ITM

SANITM

San Diego

Tue 5/5

9:09 am-5:05 pm

2 stops39h 56m

Osaka Itami

Tue 5/19

12:55 pm-3:39 pm

2 stops18h 44m

$1,276

San DiegoOsaka

SAN - ITM

SANITM

San Diego

Tue 5/12

1:35 pm-5:05 pm

2 stops35h 30m

Osaka Itami

Wed 5/27

12:55 pm-6:39 pm

2 stops21h 44m

$1,302

San DiegoOsaka

SAN - KIX

SANKIX

San Diego

Thu 4/23

6:36 am-2:50 pm

1 stop16h 14m

Osaka Kansai Intl

Thu 4/30

4:55 pm-8:04 am

1 stop31h 09m

$1,315

San DiegoOsaka

SAN - ITM

SANITM

San Diego

Sun 6/21

10:49 am-5:05 pm

2 stops38h 16m

Osaka Itami

Tue 7/7

12:50 pm-11:54 pm

2 stops27h 04m

$1,339

San DiegoOsaka

SAN - ITM

SANITM

San Diego

Sun 6/21

10:49 am-5:05 pm

2 stops38h 16m

Osaka Itami

Mon 7/6

12:50 pm-11:54 pm

2 stops27h 04m

$1,339

San DiegoOsaka

SAN - ITM

SANITM

San Diego

Mon 6/22

10:49 am-5:05 pm

2 stops38h 16m

Osaka Itami

Mon 7/6

12:50 pm-11:54 pm

2 stops27h 04m

$1,339

San DiegoOsaka

SAN - ITM

SANITM

San Diego

Mon 6/8

8:32 pm-5:05 pm

2 stops52h 33m

Osaka Itami

Mon 6/22

12:50 pm-11:54 pm

2 stops27h 04m

$1,345

San DiegoOsaka

SAN - ITM

SANITM

San Diego

Mon 6/22

10:49 am-5:05 pm

2 stops38h 16m

Osaka Itami

Fri 7/3

12:50 pm-10:08 am

2 stops37h 18m

$1,345

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 55 resultsSorted by cheapest first
1
2
3
...
6

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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 March 13, 2026.

The best time to book flights from San Diego to Osaka is 82 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, October is the cheapest month in which you can book a flight from San Diego to Osaka (average of $735). Flying from San Diego to Osaka in June is currently the most expensive (average of $1,132). 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.

How much does it cost to fly round-trip from San Diego to Osaka?

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 67% 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.

Tokyo (NRT) is the most affordable 1-stop option, with an average round-trip price of $889.

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 10m.

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 30m.

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 March 30, 2026.
Get a feel of what it's like to fly with ANA,Japan Airlines, andUnited 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
1,158 reviews

Boarding

8.5

Crew

8.7

Overall

8.4

Food

7.8

Entertainment

8.0

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
ANA
8.4
Very good
1,158 reviews
ANA
8.4
Very good
1,158 reviews

Boarding

8.5

Crew

8.7

Overall

8.4

Food

7.8

Entertainment

8.0

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
Japan Airlines
8.3
Very good
1,753 reviews
ANA
8.4
Very good
1,158 reviews

Boarding

8.5

Crew

8.7

Overall

8.4

Food

7.8

Entertainment

8.0

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
United Airlines
7.4
Good
9,514 reviews
ANA
8.4
Very good
1,158 reviews

Boarding

8.5

Crew

8.7

Overall

8.4

Food

7.8

Entertainment

8.0

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
American Airlines
7.1
Good
11,530 reviews
ANA
8.4
Very good
1,158 reviews

Boarding

8.5

Crew

8.7

Overall

8.4

Food

7.8

Entertainment

8.0

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
Air Canada
7.1
Good
10,862 reviews
ANA
8.4
Very good
1,158 reviews

Boarding

8.5

Crew

8.7

Overall

8.4

Food

7.8

Entertainment

8.0

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!

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 5 different airlines.

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

    ANA, United Airlines, and EVA Air can get you from San Diego to Osaka in just under 16h 30m. Your travel time can differ by up to 37h. 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 $790. Other airlines that can offer you cheap pricing are Alaska Airlines, from $834, and Korean Air, from $835. ANA is 21% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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, October is the cheapest month in which you can book a flight from San Diego to Osaka (average of $735). Flying from San Diego to Osaka in June is currently the most expensive (average of $1,132). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Diego to Osaka

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Kansai Intl flights
San Francisco to Kansai Intl flights
Los Angeles to Osaka Itami flights
San Diego to Kansai Intl flights
San Jose to Kansai Intl flights

Top 5 airlines flying from San Diego to Osaka

Discover the top 5 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 March 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
ANACheapest$790Average$1,119FlexibilityNo cancel feeOn-time80%
Alaska AirlinesCheapest$834Average$1,245FlexibilityNo cancel feeOn-time75%
Korean AirCheapest$835Average$921FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$838Average$1,064FlexibilityNo cancel feeOn-time69%
Japan AirlinesCheapest$876Average$1,063FlexibilityNo cancel feeOn-time79%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.