$497 Flights from San Antonio International (SAT) to Kansai International (Osaka) (KIX)

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Flight deals from San Antonio International to Kansai International (Osaka)

Looking for a cheap last-minute deal or the best round-trip flight from San Antonio International to Kansai International (Osaka)? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from San Antonio International to Kansai International (Osaka)

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Antonio International to Kansai International (Osaka) flights are currently cheapest in August.

San Antonio International to Kansai International (Osaka): Alternative routes

Compare routes from San Antonio International to Osaka below. You may find an airport to fly into that's cheaper, faster, or easier than Kansai International (Osaka).

San Antonio to Osaka: Flight information

The things to know before you go.
Cheapest flight found$497
Cheapest month to flyAugust

Finding cheap flights from San Antonio International to Kansai International (Osaka): Frequently asked questions

The best price we found for a round-trip flight from San Antonio International to Kansai International (Osaka) is $877. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from San Antonio International to Kansai International (Osaka). But we found flights with one or more stops from $873.
There are no flights flying from San Antonio International to Kansai International (Osaka), as of January 2026.
The cheapest month to fly from San Antonio International to Kansai International (Osaka) is usually February.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Antonio International Airport to Kansai International (Osaka) Airport on Thursday, February 26, 2026.
No airlines currently offer direct flights between San Antonio International Airport and Kansai International (Osaka) Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Kansai International (Osaka) but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Osaka is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Japan Airlines offers the cheapest flight tickets to Kansai International (Osaka).

Traveling from San Antonio International Airport (SAT) to Kansai International Airport (KIX): what you need to know

  • Osaka is 14 hours ahead of San Antonio and follows the UTC+9 timezone.

  • To ensure you catch your SAT to KIX flight, leave enough time to navigate the airport and find your gate. Arriving two hours before international departures and an hour before domestic flights is the general rule.

  • You'll likely experience longer queues in popular months such as July. Arriving up to four hours ahead of international flights and two hours for domestic departures will help ensure a smooth travel experience.

  • Break up your flight or explore another city along the way with a stopover. Just uncheck 'Direct flights only' to see your options when searching for tickets from San Antonio International Airport to Kansai International Airport. Many passengers pass through San Francisco International Airport when flying between SAT and KIX.

How to find the cheapest flights from San Antonio International Airport (SAT) to Kansai International Airport (KIX)

  • The cheapest price we've seen for a one-way San Antonio International Airport to Kansai International Airport flight is $497. A return fare is currently $873. Depending on the availability when you book, these fares may change.

  • Don't wait until the last moment. You're more likely to get cheap tickets from SAT to KIX if you book in advance. Airlines often have some fantastic early bird discounts.

  • The 'Whole month' search tool shows you the cheapest flights from San Antonio International Airport to Kansai International Airport throughout the month. It's a good way to snap up a bargain if your travel dates are flexible.

  • Getting your hands on cheap flights from SAT to KIX is a breeze with Price Alerts. Simply set up one of these automatic alerts and we'll get in touch as soon as there's a better deal.

  • Tailor your trip using filters. Choose your preferred arrival and departure times, total journey duration and airlines. You can also sort your results by 'Cheapest,' 'Fastest' or 'Best' flights from San Antonio International Airport to Kansai International Airport.

Handy information about San Antonio International Airport (SAT)

  • The address for SAT is 9800 Airport Boulevard.

  • San Antonio International Airport earns top marks for on-time performance. 83.17% of flights that depart SAT arrive at their destination without delay.

  • Central San Antonio to San Antonio International Airport is around 12 miles. Depending on traffic, it'll take about 20 minutes to get there if you're driving, catching a cab or ride-sharing.

  • Planning to catch public transport? You can expect a journey time of around 1 hour 30 minutes.

  • Taking an early flight from San Antonio International Airport to Kansai International Airport? Avoid rushing to the terminal (and catch some extra z's) by picking one of these stays close to SAT:

Arriving at Kansai International Airport (KIX)

Getting from Kansai International Airport (KIX) to central Osaka

  • The street address for KIX is 1 Senshukukokita, Izumisano.

  • From Kansai International Airport, Osaka is approximately 30 miles away. It takes around 45 minutes to reach the center driving.

When to fly to Kansai International Airport (KIX)

  • June is the busiest month for flights from San Antonio International Airport to Kansai International Airport. For smaller crowds, travel to Osaka in April.

  • The warmest month in Osaka is August, with the temperature ranging between 70ºF and 93ºF. Lock in your flights from San Antonio International Airport to Kansai International Airport in this month if this is the kind of weather you like.

  • If you'd rather travel in cooler conditions, look for a cheap ticket from SAT to KIX in January. Average temperatures are between 32ºF and 50ºF then.

Explore more of Japan

  • Osaka is always a good idea, but there are so many other parts of Japan waiting to be discovered. Around 240 miles east of Osaka, a trip to Yokohama will keep you busy. Check out popular attractions like Teishoin, Seya Christian Church and Banfukuji.

  • If you're ready to explore another corner of Japan, consider Nagoya, about 85 miles north-east of Osaka. Nagoya Castle, Atsuta Shrine and Osu Kannon Temple are the start of reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.