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Cheap flights from Santa Rosa to Osaka from $830

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 7/4. 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 Santa Rosa to Osaka

Cheap round-trip flights

Enter your travel dates to find the best prices.
STARLUX Airlines Logo
11:35 am - 2:00 pm
STS
-
KIX
34h 25m
2 stops
STARLUX Airlines Logo
1:25 pm - 10:45 am
KIX
-
STS
37h 20m
2 stops
$1,152STARLUX Airlines
Tue, Aug 11 - Mon, Aug 17
Multiple Airlines Logo
11:35 am - 2:50 pm
STS
-
KIX
35h 15m
3 stops
Multiple Airlines Logo
7:25 pm - 10:45 am
KIX
-
STS
31h 20m
2 stops
$1,177Multiple Airlines
Tue, Aug 11 - Mon, Aug 17
Multiple Airlines Logo
6:00 am - 10:10 am
STS
-
KIX
36h 10m
2 stops
Multiple Airlines Logo
6:30 pm - 3:55 pm
KIX
-
STS
37h 25m
2 stops
$1,528Multiple Airlines
Sat, Aug 1 - Sat, Aug 8
Multiple Airlines Logo
6:00 am - 6:40 am
STS
-
KIX
32h 40m
2 stops
Multiple Airlines Logo
9:45 am - 3:55 pm
KIX
-
STS
46h 10m
2 stops
$1,561Multiple Airlines
Fri, Jul 10 - Thu, Jul 16
Multiple Airlines Logo
6:00 am - 6:45 pm
STS
-
KIX
20h 45m
1 stop
Multiple Airlines Logo
10:25 am - 10:45 am
KIX
-
STS
40h 20m
2 stops
$1,574Multiple Airlines
Tue, Aug 11 - Mon, Aug 17
Multiple Airlines Logo
6:00 am - 6:40 am
STS
-
KIX
32h 40m
2 stops
Multiple Airlines Logo
4:15 pm - 6:43 pm
KIX
-
STS
42h 28m
3 stops
$1,577Multiple Airlines
Fri, Jul 10 - Thu, Jul 16
Multiple Airlines Logo
6:00 am - 6:45 pm
STS
-
KIX
20h 45m
1 stop
Multiple Airlines Logo
7:05 pm - 3:55 pm
KIX
-
STS
36h 50m
2 stops
$1,600Multiple Airlines
Fri, Jul 10 - Thu, Jul 16
Multiple Airlines Logo
1:06 pm - 6:45 pm
STS
-
KIX
37h 39m
2 stops
Multiple Airlines Logo
8:45 pm - 6:43 pm
KIX
-
STS
37h 58m
2 stops
$1,705Multiple Airlines
Sun, Aug 9 - Sun, Aug 16
Multiple Airlines Logo
5:56 pm - 6:45 pm
STS
-
KIX
56h 49m
2 stops
Multiple Airlines Logo
8:45 pm - 10:45 am
KIX
-
STS
30h 00m
2 stops
$1,720Multiple Airlines
Sat, Aug 8 - Sun, Aug 16
Cathay Pacific Logo
5:35 pm - 6:05 pm
STS
-
KIX
32h 30m
2 stops
Cathay Pacific Logo
9:05 am - 10:51 pm
KIX
-
STS
29h 46m
2 stops
$1,731Cathay Pacific
Fri, Jul 10 - Thu, Jul 16

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Japan Airlines flights from Santa Rosa to Osaka Kansai Intl Airport

Our best Japan Airlines deals on Santa Rosa to Osaka Kansai Intl Airport flight tickets
Japan Airlines
Jul 10
STS6:00 amSanta Rosa Sonoma County
20h 45m
1 stop
KIX6:45 pmOsaka Kansai Intl
Jul 16
KIX9:00 pmOsaka Kansai Intl
37h 43m
2 stops
STS6:43 pmSanta Rosa Sonoma County
$1,788
Japan Airlines
Aug 10
STS11:35 amSanta Rosa Sonoma County
15h 10m
1 stop
KIX6:45 pmOsaka Kansai Intl
Aug 17
KIX6:40 amOsaka Kansai Intl
25h 15m
2 stops
STS3:55 pmSanta Rosa Sonoma County
$1,838
Japan Airlines
Aug 8
STS11:35 amSanta Rosa Sonoma County
15h 10m
1 stop
KIX6:45 pmOsaka Kansai Intl
Aug 16
KIX2:40 pmOsaka Kansai Intl
17h 15m
2 stops
STS3:55 pmSanta Rosa Sonoma County
$1,888

Qatar Airways flights from Santa Rosa to Osaka Kansai Intl Airport

Our best Qatar Airways deals on Santa Rosa to Osaka Kansai Intl Airport flight tickets
Qatar Airways
Jul 9
STS11:38 amSanta Rosa Sonoma County
52h 57m
3 stops
KIX8:35 amOsaka Kansai Intl
Jul 27
KIX6:55 pmOsaka Kansai Intl
55h 50m
2 stops
STS10:45 amSanta Rosa Sonoma County
$1,910
Qatar Airways
Nov 20
STS7:00 amSanta Rosa Sonoma County
40h 25m
2 stops
KIX4:25 pmOsaka Kansai Intl
Nov 29
KIX9:05 pmOsaka Kansai Intl
38h 02m
3 stops
STS6:07 pmSanta Rosa Sonoma County
$1,939
Qatar Airways
Aug 8
STS12:52 pmSanta Rosa Sonoma County
36h 33m
2 stops
KIX5:25 pmOsaka Kansai Intl
Aug 17
KIX6:55 pmOsaka Kansai Intl
57h 48m
2 stops
STS12:43 pmSanta Rosa Sonoma County
$2,032

momondo Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Osaka Kansai Intl Airport 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 June 19, 2026.
Use the filters below to find and compare flights from Santa Rosa to Osaka Kansai Intl Airport 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

Tue 8/11

11:35 am-2:00 pm

2 stops34h 25m

Osaka Kansai Intl

Mon 8/17

1:25 pm-10:45 am

2 stops37h 20m

$1,152

Santa RosaOsaka

STS - KIX

STSKIX

Santa Rosa Sonoma County

Tue 8/11

11:35 am-2:50 pm

3 stops35h 15m

Osaka Kansai Intl

Mon 8/17

7:25 pm-10:45 am

2 stops31h 20m

$1,177

Santa RosaOsaka

STS - KIX

STSKIX

Santa Rosa Sonoma County

Sat 8/1

6:00 am-10:10 am

2 stops36h 10m

Osaka Kansai Intl

Sat 8/8

6:30 pm-3:55 pm

2 stops37h 25m

$1,528

Santa RosaOsaka

STS - KIX

STSKIX

Santa Rosa Sonoma County

Fri 7/10

6:00 am-6:40 am

2 stops32h 40m

Osaka Kansai Intl

Thu 7/16

9:45 am-3:55 pm

2 stops46h 10m

$1,561

Santa RosaOsaka

STS - KIX

STSKIX

Santa Rosa Sonoma County

Tue 8/11

6:00 am-6:45 pm

1 stop20h 45m

Osaka Kansai Intl

Mon 8/17

10:25 am-10:45 am

2 stops40h 20m

$1,574

Santa RosaOsaka

STS - KIX

STSKIX

Santa Rosa Sonoma County

Fri 7/10

6:00 am-6:40 am

2 stops32h 40m

Osaka Kansai Intl

Thu 7/16

4:15 pm-6:43 pm

3 stops42h 28m

$1,577
Quickest round-trip

Santa RosaOsaka

STS - KIX

STSKIX

Santa Rosa Sonoma County

Fri 7/10

6:00 am-6:45 pm

1 stop20h 45m

Osaka Kansai Intl

Thu 7/16

7:05 pm-3:55 pm

2 stops36h 50m

$1,600

Santa RosaOsaka

STS - KIX

STSKIX

Santa Rosa Sonoma County

Sun 8/9

1:06 pm-6:45 pm

2 stops37h 39m

Osaka Kansai Intl

Sun 8/16

8:45 pm-6:43 pm

2 stops37h 58m

$1,705

Santa RosaOsaka

STS - KIX

STSKIX

Santa Rosa Sonoma County

Sat 8/8

5:56 pm-6:45 pm

2 stops56h 49m

Osaka Kansai Intl

Sun 8/16

8:45 pm-10:45 am

2 stops30h 00m

$1,720

Santa RosaOsaka

STS - KIX

STSKIX

Santa Rosa Sonoma County

Fri 7/10

5:35 pm-6:05 pm

2 stops32h 30m

Osaka Kansai Intl

Thu 7/16

9:05 am-10:51 pm

2 stops29h 46m

$1,731

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 Kansai Intl Airport

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 Kansai Intl Airport?

The cheapest day to depart from Santa Rosa to Osaka Kansai Intl Airport is on a Wednesday. Travelers who choose to depart for Osaka Kansai Intl Airport on a Wednesday will often find tickets for as low as $1,178. Flights from Santa Rosa to Osaka Kansai Intl Airport on a Thursday will generally be more expensive and average around $1,404. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

When to book flights from Santa Rosa to Osaka Kansai Intl Airport

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

Cheap Santa Rosa to Osaka Kansai Intl Airport (STS to KIX) flight deals and tips

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

Fastest flight time

20h 32m

Direct flights

None
The fastest flight from Santa Rosa to Osaka Kansai Intl Airport takes 20h 32m
There are no direct flights from Santa Rosa to Osaka Kansai Intl Airport. There are no popular flight routes from Santa Rosa to Osaka Kansai Intl Airport.
Search flight deals

Frequently asked questions about flying from Santa Rosa to Osaka Kansai Intl Airport

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

    Santa Rosa Sonoma County and Osaka Kansai Intl are 5350.4 mi apart from one another. In terms of flight time, this usually takes a little over 20h 32m.

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

    Prices for flights from Santa Rosa Sonoma County Airport to Osaka Kansai Intl Airport refresh daily.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Santa Rosa Sonoma County Airport to Osaka Kansai Intl Airport.

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

    The required travel and health documents for your Osaka Kansai Intl Airport 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 Kansai Intl Airport. 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
Izumisano
Nara
Himeji
Nishinomiya

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Santa Rosa to Osaka. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Osaka from Santa Rosa with this policy.

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

momondo helps you find the best flight between Santa Rosa and Osaka 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 Santa Rosa to Osaka right now. Can momondo alert me if prices change?

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

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