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Cheap flights from Osaka to San Diego from $503

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Osaka to San Diego departing on 12/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Osaka to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
6:00 pm - 11:53 amKIX  Osaka Kansai Intl-SAN San Diego
33h 53m1 stop Vancouver Intl
Air Canada Logo
12:35 pm - 4:25 pmSAN  San Diego-KIX Osaka Kansai Intl
35h 50m1 stop Vancouver Intl
$1,090Air Canada
Thu, Aug 27 - Sat, Sep 12
Air Canada Logo
6:00 pm - 4:10 pmKIX  Osaka Kansai Intl-SAN San Diego
14h 10m1 stop Vancouver Intl
Air Canada Logo
8:15 am - 4:25 pmSAN  San Diego-KIX Osaka Kansai Intl
16h 10m1 stop Vancouver Intl
$1,139Air Canada
Sat, Aug 29 - Mon, Aug 31
Air Canada Logo
6:00 pm - 4:10 pmKIX  Osaka Kansai Intl-SAN San Diego
14h 10m1 stop Vancouver Intl
Air Canada Logo
12:37 pm - 4:25 pmSAN  San Diego-KIX Osaka Kansai Intl
35h 48m2 stops Denver Intl Vancouver Intl
$1,161Air Canada
Thu, Aug 27 - Sat, Sep 12
Multiple Airlines Logo
9:30 am - 8:48 amKIX  Osaka Kansai Intl-SAN San Diego
39h 18m2 stops Shanghai Pu Dong San Francisco
Multiple Airlines Logo
7:00 am - 12:10 pmSAN  San Diego-KIX Osaka Kansai Intl
37h 10m2 stops San Francisco Shanghai Pu Dong
$1,214Multiple Airlines
Sat, Sep 5 - Sat, Sep 12
Air Canada Logo
6:00 pm - 4:10 pmKIX  Osaka Kansai Intl-SAN San Diego
14h 10m1 stop Vancouver Intl
Air Canada Logo
4:55 pm - 4:25 pmSAN  San Diego-KIX Osaka Kansai Intl
31h 30m1 stop Vancouver Intl
$1,232Air Canada
Sat, Sep 5 - Sat, Sep 12
Air Canada Logo
6:00 pm - 4:10 pmKIX  Osaka Kansai Intl-SAN San Diego
14h 10m1 stop Vancouver Intl
Air Canada Logo
4:55 pm - 4:25 pmSAN  San Diego-KIX Osaka Kansai Intl
31h 30m1 stop Vancouver Intl
$1,237Air Canada
Sat, Sep 5 - Sat, Sep 12
Multiple Airlines Logo
2:30 pm - 7:01 pmKIX  Osaka Kansai Intl-SAN San Diego
20h 31m2 stops Incheon Intl San Francisco
Multiple Airlines Logo
1:35 pm - 1:45 pmSAN  San Diego-KIX Osaka Kansai Intl
32h 10m1 stop Tokyo Narita
$1,276Multiple Airlines
Sat, Sep 5 - Fri, Sep 11
Multiple Airlines Logo
6:00 pm - 8:58 pmKIX  Osaka Kansai Intl-SAN San Diego
18h 58m1 stop Vancouver Intl
Multiple Airlines Logo
7:41 pm - 4:25 pmSAN  San Diego-KIX Osaka Kansai Intl
28h 44m2 stops San Francisco Vancouver Intl
$1,277Multiple Airlines
Sat, Sep 5 - Sat, Sep 12
Air Canada Logo
6:00 pm - 8:58 pmKIX  Osaka Kansai Intl-SAN San Diego
18h 58m1 stop Vancouver Intl
Air Canada Logo
8:15 am - 4:25 pmSAN  San Diego-KIX Osaka Kansai Intl
16h 10m1 stop Vancouver Intl
$1,297Air Canada
Sat, Aug 29 - Mon, Aug 31
Multiple Airlines Logo
6:00 pm - 8:58 pmKIX  Osaka Kansai Intl-SAN San Diego
18h 58m1 stop Vancouver Intl
Multiple Airlines Logo
7:41 pm - 4:25 pmSAN  San Diego-KIX Osaka Kansai Intl
28h 44m2 stops San Francisco Vancouver Intl
$1,298Multiple Airlines
Sat, Sep 5 - Sat, Sep 12

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Air Canada flights from Osaka to San Diego

Our best Air Canada deals on Osaka to San Diego flight tickets
Air Canada
Aug 27
KIX6:00 pmOsaka Kansai Intl
33h 53m
1 stop
SAN11:53 amSan Diego
Sep 12
SAN12:35 pmSan Diego
35h 50m
1 stop
KIX4:25 pmOsaka Kansai Intl
$1,090
Air Canada
Aug 29
KIX6:00 pmOsaka Kansai Intl
14h 10m
1 stop
SAN4:10 pmSan Diego
Aug 31
SAN8:15 amSan Diego
16h 10m
1 stop
KIX4:25 pmOsaka Kansai Intl
$1,139
Air Canada
Aug 27
KIX6:00 pmOsaka Kansai Intl
14h 10m
1 stop
SAN4:10 pmSan Diego
Sep 12
SAN12:37 pmSan Diego
35h 48m
2 stops
KIX4:25 pmOsaka Kansai Intl
$1,161

Japan Airlines flights from Osaka to San Diego

Our best Japan Airlines deals on Osaka to San Diego flight tickets
Japan Airlines
Aug 27
ITM2:30 pmOsaka Itami
13h 05m
1 stop
SAN11:35 amSan Diego
Sep 12
SAN1:35 pmSan Diego
14h 15m
1 stop
ITM7:50 pmOsaka Itami
$1,507
Japan Airlines
Sep 5
ITM2:35 pmOsaka Itami
13h 00m
1 stop
SAN11:35 amSan Diego
Sep 12
SAN1:35 pmSan Diego
14h 15m
1 stop
ITM7:50 pmOsaka Itami
$1,544
Japan Airlines
Aug 27
ITM2:30 pmOsaka Itami
18h 40m
2 stops
SAN5:10 pmSan Diego
Sep 12
SAN1:35 pmSan Diego
29h 05m
1 stop
ITM10:40 amOsaka Itami
$1,554

momondo Fare Finder

 
Customize your flight search to find flights from Osaka to San Diego 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, momondo users made 832,500 searches. Data last updated August 9, 2026.
Use the filters below to find and compare flights from Osaka to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OsakaSan Diego

KIX Osaka Kansai Intl - SAN San Diego

KIXSAN

Osaka Kansai Intl

Thu 8/27

6:00 pm-11:53 am

1 stop33h 53m

San Diego

Sat 9/12

12:35 pm-4:25 pm

1 stop35h 50m

$1,090
Quickest round-trip

OsakaSan Diego

KIX Osaka Kansai Intl - SAN San Diego

KIXSAN

Osaka Kansai Intl

Sat 8/29

6:00 pm-4:10 pm

1 stop14h 10m

San Diego

Mon 8/31

8:15 am-4:25 pm

1 stop16h 10m

$1,139

OsakaSan Diego

KIX Osaka Kansai Intl - SAN San Diego

KIXSAN

Osaka Kansai Intl

Thu 8/27

6:00 pm-4:10 pm

1 stop14h 10m

San Diego

Sat 9/12

12:37 pm-4:25 pm

2 stops35h 48m

$1,161

OsakaSan Diego

KIX Osaka Kansai Intl - SAN San Diego

KIXSAN

Osaka Kansai Intl

Sat 9/5

9:30 am-8:48 am

2 stops39h 18m

San Diego

Sat 9/12

7:00 am-12:10 pm

2 stops37h 10m

$1,214

OsakaSan Diego

KIX Osaka Kansai Intl - SAN San Diego

KIXSAN

Osaka Kansai Intl

Sat 9/5

6:00 pm-4:10 pm

1 stop14h 10m

San Diego

Sat 9/12

4:55 pm-4:25 pm

1 stop31h 30m

$1,232

OsakaSan Diego

KIX Osaka Kansai Intl - SAN San Diego

KIXSAN

Osaka Kansai Intl

Sat 9/5

6:00 pm-4:10 pm

1 stop14h 10m

San Diego

Sat 9/12

4:55 pm-4:25 pm

1 stop31h 30m

$1,237

OsakaSan Diego

KIX Osaka Kansai Intl - SAN San Diego

KIXSAN

Osaka Kansai Intl

Sat 9/5

2:30 pm-7:01 pm

2 stops20h 31m

San Diego

Fri 9/11

1:35 pm-1:45 pm

1 stop32h 10m

$1,276

OsakaSan Diego

KIX Osaka Kansai Intl - SAN San Diego

KIXSAN

Osaka Kansai Intl

Sat 9/5

6:00 pm-8:58 pm

1 stop18h 58m

San Diego

Sat 9/12

7:41 pm-4:25 pm

2 stops28h 44m

$1,277

OsakaSan Diego

KIX Osaka Kansai Intl - SAN San Diego

KIXSAN

Osaka Kansai Intl

Sat 8/29

6:00 pm-8:58 pm

1 stop18h 58m

San Diego

Mon 8/31

8:15 am-4:25 pm

1 stop16h 10m

$1,297

OsakaSan Diego

KIX Osaka Kansai Intl - SAN San Diego

KIXSAN

Osaka Kansai Intl

Sat 9/5

6:00 pm-8:58 pm

1 stop18h 58m

San Diego

Sat 9/12

7:41 pm-4:25 pm

2 stops28h 44m

$1,298

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Osaka to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Osaka to San Diego flights?

You could potentially save up to 10% on your flight if you consider stops on a Osaka to San Diego flight.

When to book flights from Osaka to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Osaka to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Osaka to San Diego (OSA to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Osaka to San Diego

Fastest flight time

16h 29m

Direct flights

None
The fastest flight from Osaka to San Diego takes 16h 29m
There are no direct flights from Osaka to San Diego. There are no popular flight routes from Osaka to San Diego.
Search flight deals

Frequently asked questions about flying from Osaka to San Diego

  • How far is Osaka to San Diego by plane?

    A flight from Osaka to San Diego will travel around 5813.1 mi. Flights usually cover this in 16h 29m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Osaka to San Diego Airport?

    Prices for flights from Osaka to San Diego Airport refresh daily.

  • How old do you have to be to fly from Osaka to San Diego Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Osaka to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The necessary travel and health documents for your San Diego Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Chula Vista
Coronado
El Cajon
National City
Julian
La Mesa
Poway
San Ysidro
Imperial Beach
Borrego Springs
Santee
Lemon Grove
Alpine

Why use momondo?

Why should I use momondo to find a flight deal from Osaka to San Diego?

It is quick and easy to find Osaka to San Diego flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Diego that suits you.

Can I find flights from Osaka to San Diego with flexible booking policies on momondo?

Flights from Osaka to San Diego with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Osaka to San Diego?

momondo helps you find the best flight between Osaka and San Diego by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Osaka to San Diego right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Diego, momondo offers a useful price alert feature which will track prices for flights to San Diego from Osaka and alert you when they change.

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