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Cheap flights from Santa Rosa to Osaka from $717

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Santa Rosa to Osaka departing on 5/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Santa Rosa to Osaka

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:23 pm - 6:45 pm
STS
-
KIX
34h 22m
2 stops
Multiple Airlines Logo
5:45 pm - 9:22 pm
KIX
-
STS
19h 37m
1 stop
$1,062Multiple Airlines
Thu, Apr 23 - Thu, May 14
Multiple Airlines Logo
4:23 pm - 6:45 pm
STS
-
KIX
34h 22m
2 stops
Multiple Airlines Logo
2:50 pm - 9:22 pm
KIX
-
STS
22h 32m
2 stops
$1,064Multiple Airlines
Thu, Apr 23 - Thu, May 14
Multiple Airlines Logo
6:53 pm - 10:00 pm
STS
-
KIX
35h 07m
2 stops
Multiple Airlines Logo
6:45 am - 10:57 pm
KIX
-
STS
32h 12m
2 stops
$1,154Multiple Airlines
Sat, Apr 11 - Thu, Apr 30
Japan Airlines Logo
7:05 am - 6:45 pm
STS
-
KIX
19h 40m
1 stop
Japan Airlines Logo
5:45 pm - 11:01 pm
KIX
-
STS
21h 16m
1 stop
$1,158Japan Airlines
Sun, Apr 12 - Fri, Apr 24
Japan Airlines Logo
7:05 am - 10:00 pm
STS
-
KIX
22h 55m
2 stops
Japan Airlines Logo
5:45 pm - 11:01 pm
KIX
-
STS
21h 16m
1 stop
$1,165Japan Airlines
Sun, Apr 12 - Fri, Apr 24
Japan Airlines Logo
7:05 am - 6:45 pm
STS
-
KIX
19h 40m
1 stop
Japan Airlines Logo
5:45 pm - 11:01 pm
KIX
-
STS
21h 16m
1 stop
$1,208Japan Airlines
Sat, Apr 11 - Fri, Apr 24
Multiple Airlines Logo
8:01 pm - 7:50 pm
STS
-
ITM
31h 49m
2 stops
Multiple Airlines Logo
2:35 pm - 7:10 pm
ITM
-
STS
20h 35m
2 stops
$1,266Multiple Airlines
Sat, Sep 5 - Wed, Sep 9
American Airlines Logo
3:05 pm - 7:05 pm
STS
-
ITM
36h 00m
2 stops
American Airlines Logo
3:35 pm - 6:07 pm
ITM
-
STS
42h 32m
2 stops
$1,365American Airlines
Thu, Aug 20 - Mon, Sep 7
American Airlines Logo
6:00 am - 7:05 pm
STS
-
ITM
21h 05m
2 stops
American Airlines Logo
3:35 pm - 6:07 pm
ITM
-
STS
18h 32m
2 stops
$1,380American Airlines
Tue, Aug 18 - Tue, Sep 1
American Airlines Logo
3:05 pm - 7:05 pm
STS
-
ITM
36h 00m
2 stops
American Airlines Logo
3:35 pm - 6:07 pm
ITM
-
STS
18h 32m
2 stops
$1,415American Airlines
Thu, Aug 20 - Sat, Sep 5

Japan Airlines flights from Santa Rosa to Osaka

Our best Japan Airlines deals on Santa Rosa to Osaka flight tickets
Japan Airlines
Apr 12
STS7:05 amSanta Rosa Sonoma County
19h 40m
1 stop
KIX6:45 pmOsaka Kansai Intl
Apr 24
KIX5:45 pmOsaka Kansai Intl
21h 16m
1 stop
STS11:01 pmSanta Rosa Sonoma County
$1,158
Japan Airlines
Apr 12
STS7:05 amSanta Rosa Sonoma County
22h 55m
2 stops
KIX10:00 pmOsaka Kansai Intl
Apr 24
KIX5:45 pmOsaka Kansai Intl
21h 16m
1 stop
STS11:01 pmSanta Rosa Sonoma County
$1,165
Japan Airlines
Apr 11
STS7:05 amSanta Rosa Sonoma County
19h 40m
1 stop
KIX6:45 pmOsaka Kansai Intl
Apr 24
KIX5:45 pmOsaka Kansai Intl
21h 16m
1 stop
STS11:01 pmSanta Rosa Sonoma County
$1,208

American Airlines flights from Santa Rosa to Osaka

Our best American Airlines deals on Santa Rosa to Osaka flight tickets
American Airlines
Aug 16
STS4:17 pmSanta Rosa Sonoma County
58h 28m
2 stops
KIX6:45 pmOsaka Kansai Intl
Sep 16
KIX5:45 pmOsaka Kansai Intl
34h 10m
2 stops
STS11:55 amSanta Rosa Sonoma County
$1,330
American Airlines
Aug 18
STS12:17 pmSanta Rosa Sonoma County
40h 43m
2 stops
KIX9:00 pmOsaka Kansai Intl
Sep 16
KIX5:45 pmOsaka Kansai Intl
34h 10m
2 stops
STS11:55 amSanta Rosa Sonoma County
$1,331
American Airlines
Aug 20
STS3:05 pmSanta Rosa Sonoma County
36h 00m
2 stops
ITM7:05 pmOsaka Itami
Sep 7
ITM3:35 pmOsaka Itami
42h 32m
2 stops
STS6:07 pmSanta Rosa Sonoma County
$1,365

momondo Fare Finder

 
Customize your flight search to find flights from Santa Rosa 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, momondo users made 832,500 searches. Data last updated March 11, 2026.
Use the filters below to find and compare flights from Santa Rosa to Osaka that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Santa RosaOsaka

STS - KIX

STSKIX

Santa Rosa Sonoma County

Thu 4/23

4:23 pm-6:45 pm

2 stops34h 22m

Osaka Kansai Intl

Thu 5/14

5:45 pm-9:22 pm

1 stop19h 37m

$1,062

Santa RosaOsaka

STS - KIX

STSKIX

Santa Rosa Sonoma County

Thu 4/23

4:23 pm-6:45 pm

2 stops34h 22m

Osaka Kansai Intl

Thu 5/14

2:50 pm-9:22 pm

2 stops22h 32m

$1,064

Santa RosaOsaka

STS - KIX

STSKIX

Santa Rosa Sonoma County

Sat 4/11

6:53 pm-10:00 pm

2 stops35h 07m

Osaka Kansai Intl

Thu 4/30

6:45 am-10:57 pm

2 stops32h 12m

$1,154

Santa RosaOsaka

STS - KIX

STSKIX

Santa Rosa Sonoma County

Sun 4/12

7:05 am-6:45 pm

1 stop19h 40m

Osaka Kansai Intl

Fri 4/24

5:45 pm-11:01 pm

1 stop21h 16m

$1,158

Santa RosaOsaka

STS - KIX

STSKIX

Santa Rosa Sonoma County

Sun 4/12

7:05 am-10:00 pm

2 stops22h 55m

Osaka Kansai Intl

Fri 4/24

5:45 pm-11:01 pm

1 stop21h 16m

$1,165

Santa RosaOsaka

STS - KIX

STSKIX

Santa Rosa Sonoma County

Sat 4/11

7:05 am-6:45 pm

1 stop19h 40m

Osaka Kansai Intl

Fri 4/24

5:45 pm-11:01 pm

1 stop21h 16m

$1,208

Santa RosaOsaka

STS - ITM

STSITM

Santa Rosa Sonoma County

Sat 9/5

8:01 pm-7:50 pm

2 stops31h 49m

Osaka Itami

Wed 9/9

2:35 pm-7:10 pm

2 stops20h 35m

$1,266

Santa RosaOsaka

STS - ITM

STSITM

Santa Rosa Sonoma County

Thu 8/20

3:05 pm-7:05 pm

2 stops36h 00m

Osaka Itami

Mon 9/7

3:35 pm-6:07 pm

2 stops42h 32m

$1,365
Quickest round-trip

Santa RosaOsaka

STS - ITM

STSITM

Santa Rosa Sonoma County

Tue 8/18

6:00 am-7:05 pm

2 stops21h 05m

Osaka Itami

Tue 9/1

3:35 pm-6:07 pm

2 stops18h 32m

$1,380

Santa RosaOsaka

STS - ITM

STSITM

Santa Rosa Sonoma County

Thu 8/20

3:05 pm-7:05 pm

2 stops36h 00m

Osaka Itami

Sat 9/5

3:35 pm-6:07 pm

2 stops18h 32m

$1,415

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Osaka from

How to get the cheapest flight ticket from Santa Rosa to Osaka

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

What is the cheapest day to depart on your flight to Osaka?

According to our data, Tuesday is the cheapest day to fly to Osaka from Santa Rosa. The lowest ticket price found for a Tuesday departure recently was $1,190. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Santa Rosa to Osaka for around $1,448.

When to book flights from Santa Rosa to Osaka

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

Cheap Santa Rosa to Osaka (STS to OSA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Santa Rosa to Osaka

Fastest flight time

19h 45m

Direct flights

None
The fastest flight from Santa Rosa to Osaka takes 19h 45m
There are no direct flights from Santa Rosa to Osaka. There are no popular flight routes from Santa Rosa to Osaka.
Search flight deals

  • How far is Santa Rosa Sonoma County to Osaka by plane?

    The straight-line distance from Santa Rosa Sonoma County to Osaka is 5328.1 mi. In terms of flight time, this usually takes a little over 19h 45m.

  • When did momondo last update prices for flights from Santa Rosa Sonoma County Airport to Osaka?

    Prices for flights from Santa Rosa Sonoma County Airport to Osaka are refreshed on a daily basis.

  • How old do you have to be to fly from Santa Rosa Sonoma County Airport to Osaka?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Santa Rosa Sonoma County Airport to Osaka.

  • What documentation or ID do you need to fly to Osaka?

    The required travel and health documents for your Osaka trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Osaka. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Osaka?

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

Why use momondo?

Why should I use momondo to find a flight deal from Santa Rosa to Osaka?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Osaka from Santa Rosa.

Can I find flights from Santa Rosa to Osaka with flexible booking policies on momondo?

All flight searches from Santa Rosa to Osaka on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Santa Rosa to Osaka?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Santa Rosa to Osaka.

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

Yes. momondo can track prices for Santa Rosa to Osaka flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Osaka trip

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Find better results for your trip to Japan

Fly into one of these airports located in Osaka

Airports listed have a maximum distance of 22.5 mi from Osaka
Osaka Itami Airport
Osaka Kansai Intl Airport