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Kansai Intl

$409+ Cheap flights from San Antonio (SAT) to Kansai Intl (KIX)

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 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — KIX
Feb 10 — Feb 171
Tue 2/10
Tue 2/17
1 adult, Economy
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Cheap flight deals from San Antonio to Kansai Intl

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Kansai Intl (KIX). 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 January 11, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$748
(United Airlines)

One-way from

$409
(eDestinos)

Popular in

June

Cheapest in

September

Average price

$983
Provider with most accurate pricing for San Antonio-Osaka (OSA) flight deals.
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Provider most trusted by Cheapflights users for San Antonio-Osaka (OSA) flights.
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From San Antonio to Osaka Kansai Intl
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One-way flight from San Antonio to Osaka Kansai Intl
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Highest demand for flights based on searches. 19% potential increase in price ($248 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($57 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from San Antonio to Kansai Intl

Cheapest flights from San Antonio to Kansai Intl
Explore the most affordable flight options available from San Antonio to Kansai Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 11, 2026.

This United Airlines deal was found by Cheapflights users on 1/8. 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 2/255:20 amSAT - KIX
2 stops20h 20mUnited Airlines
Wed 3/46:35 pmKIX - SAT
3 stops41h 19mUnited Airlines
Deal found 1/8$748
This United Airlines deal was found by Cheapflights users on 1/8. 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.
Sun 1/184:04 pmSAT - KIX
2 stops33h 36mUnited Airlines
Thu 1/226:35 pmKIX - SAT
2 stops19h 22mUnited Airlines
Deal found 1/8$761
This United Airlines deal was found by Cheapflights users on 1/9. 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.
Sun 2/82:10 pmSAT - KIX
3 stops59h 30mUnited Airlines
Sun 2/156:35 pmKIX - SAT
2 stops40h 53mUnited Airlines
Deal found 1/9$781
This Gurufare deal was found by Cheapflights users on 1/9. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/237:20 amSAT - KIX
1 stop20h 30mJapan Airlines
Mon 1/265:50 pmKIX - SAT
1 stop20h 04mJapan Airlines
Deal found 1/9$842
This FlightHub deal was found by Cheapflights users on 1/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/206:49 amSAT - KIX
2 stops22h 41mANA
Wed 4/297:00 amKIX - SAT
2 stops20h 08mANA
Deal found 1/11$854
This United Airlines deal was found by Cheapflights users on 1/10. 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.
Mon 4/206:12 amSAT - KIX
1 stop18h 38mUnited Airlines
Wed 4/294:55 pmKIX - SAT
1 stop26h 05mUnited Airlines
Deal found 1/10$864
This United Airlines deal was found by Cheapflights users on 1/9. 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.
Sat 2/215:58 pmSAT - KIX
2 stops31h 42mUnited Airlines
Sun 3/18:20 amKIX - SAT
2 stops41h 51mUnited Airlines
Deal found 1/9$866
This Gurufare deal was found by Cheapflights users on 1/10. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/87:20 amSAT - KIX
1 stop20h 30mJapan Airlines
Sun 2/157:00 amKIX - SAT
2 stops24h 31mJapan Airlines
Deal found 1/10$867
This American Airlines deal was found by Cheapflights users on 1/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/87:20 amSAT - KIX
1 stop20h 30mAmerican Airlines
Sun 2/155:50 pmKIX - SAT
1 stop20h 25mAmerican Airlines
Deal found 1/9$882

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio to Kansai Intl 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 January 11, 2026.
Use the filters below to find and compare flights from San Antonio to Osaka Kansai Intl Airport that are best for you.

Fly from

San Antonio

Fly to

Kansai Intl

Route

Depart

Return

Price

San AntonioOsaka

SAT - KIX

SATKIX

San Antonio

Wed 2/25

5:20 am-4:40 pm

2 stops20h 20m

Osaka Kansai Intl

Wed 3/4

6:35 pm-10:05 pm

1 stop18h 30m

$748

San AntonioOsaka

SAT - KIX

SATKIX

San Antonio

Tue 1/20

5:59 pm-4:40 pm

2 stops31h 41m

Osaka Kansai Intl

Sun 1/25

6:35 pm-10:57 pm

2 stops19h 22m

$761

San AntonioOsaka

SAT - KIX

SATKIX

San Antonio

Sun 1/18

4:04 pm-4:40 pm

2 stops33h 36m

Osaka Kansai Intl

Thu 1/22

6:35 pm-10:57 pm

2 stops19h 22m

$761

San AntonioOsaka

SAT - KIX

SATKIX

San Antonio

Mon 2/23

7:20 pm-4:40 pm

2 stops30h 20m

Osaka Kansai Intl

Mon 3/2

6:35 pm-8:43 am

2 stops29h 08m

$761

San AntonioOsaka

SAT - KIX

SATKIX

San Antonio

Mon 1/19

7:20 am-6:50 pm

1 stop20h 30m

$409

San AntonioOsaka

SAT - KIX

SATKIX

San Antonio

Mon 1/19

6:15 am-6:50 pm

2 stops21h 35m

$420

San AntonioOsaka

SAT - KIX

SATKIX

San Antonio

Mon 1/19

6:46 pm-8:40 am

3 stops46h 54m

$563

San AntonioOsaka

SAT - KIX

SATKIX

San Antonio

Thu 2/26

6:10 pm-12:30 pm

2 stops27h 20m

$1,420

San AntonioOsaka

SAT - KIX

SATKIX

San Antonio

Thu 2/26

7:36 am-6:50 pm

1 stop20h 14m

$1,801

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/10

Best time to book a flight from San Antonio to Kansai Intl

Have a flexible travel schedule? Discover the best time to fly to Kansai Intl from San Antonio 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 Antonio to Osaka Kansai Intl Airport

What is the cheapest month to book a flight from San Antonio to Osaka Kansai Intl Airport?

Currently, October is the cheapest month in which you can book a flight from San Antonio to Osaka Kansai Intl Airport (average of $719). Flying from San Antonio to Osaka Kansai Intl Airport in May is currently the most expensive (average of $1,081). 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.

Reviews of airlines servicing Kansai Intl

Get insights into the airlines that provide service to Kansai Intl. 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 Kansai Intl. Reviews last updated January 11, 2026.
Read through reviews of airlines operating flights from San Antonio to Osaka Kansai Intl Airport, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,145 reviews

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,145 reviews
United Airlines
7.4
Good
9,145 reviews

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Kansai Intl. 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 Antonio to Osaka Kansai Intl?

    For a flight from San Antonio to Osaka Kansai Intl, you will be flying from San Antonio. San Antonio (SAT) is just 7.6 mi from the center of the city. San Antonio is the only San Antonio airport and it handles 0 outbound flights to Osaka Kansai Intl per day. 1 airline has flights to Osaka Kansai Intl from San Antonio on a regular basis.

  • How long is the flight from San Antonio to Osaka Kansai Intl Airport?

    For as low as $748, United Airlines can have you in Osaka Kansai Intl Airport from San Antonio in 20h 20m. The distance between San Antonio and Osaka Kansai Intl Airport is about 6794 mi.

  • What is the cheapest airline to fly from San Antonio to Osaka Kansai Intl Airport round-trip?

    According to our current data, United Airlines ($816), offers the cheapest pricing from San Antonio to Osaka Kansai Intl Airport. United Airlines is priced at 21% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from San Antonio to Kansai Intl that include hotel bookings?

    Yes. In addition to deals on San Antonio to Kansai Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Antonio to Kansai Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Kansai Intl.

  • Can I find deals for business class flights from San Antonio to Kansai Intl?

    Yes. Cheapflights offers flight deals from San Antonio to Kansai Intl 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 Antonio to Osaka Kansai Intl Airport?

    Currently, October is the cheapest month in which you can book a flight from San Antonio to Osaka Kansai Intl Airport (average of $719). Flying from San Antonio to Osaka Kansai Intl Airport in May is currently the most expensive (average of $1,081). 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 Kansai Intl Airport?

Book flights to Osaka Kansai Intl Airport if you plan to visit one of these locations
Nara
Izumisano
Himeji

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Top airline flying from San Antonio to Kansai Intl

Discover the top airline that operate flights from San Antonio to Kansai Intl. 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 January 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$816Average$1,098FlexibilityNo cancel feeOn-time69%

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