$584 Cheap Flights from Iwakuni (IWK) to San Antonio (SAT)

View $584 flight on Tue, Oct 7, 2025Opens in a new window

Popular airlines from Iwakuni Airport (IWK) to San Antonio International Airport (SAT)

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Cheap Flights from Iwakuni to San Antonio (IWK-SAT)

Prices were available within the past 7 days and start at $584 for one-way flights and $1,345 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All Nippon Airways
Thu, Dec 11 - Fri, Jan 9
IWK
Iwakuni
SAT
San Antonio
$1,345 Roundtrip, found 3 days ago
$1,345
Roundtrip
found 3 days ago
Select All Nippon Airways flight, departing Thu, Dec 11 from Iwakuni to San Antonio, returning Fri, Jan 9, priced at $1,345 found 3 days ago
All Nippon Airways
Thu, Dec 11 - Wed, Jan 7
IWK
Iwakuni
SAT
San Antonio
$1,353 Roundtrip, found 4 days ago
$1,353
Roundtrip
found 4 days ago
Select All Nippon Airways flight, departing Thu, Dec 11 from Iwakuni to San Antonio, returning Wed, Jan 7, priced at $1,353 found 4 days ago
All Nippon Airways
Thu, Dec 11 - Fri, Jan 9
IWK
Iwakuni
SAT
San Antonio
$1,354 Roundtrip, found 3 days ago
$1,354
Roundtrip
found 3 days ago
Select All Nippon Airways flight, departing Thu, Dec 11 from Iwakuni to San Antonio, returning Fri, Jan 9, priced at $1,354 found 3 days ago
All Nippon Airways
Thu, Dec 11 - Fri, Jan 9
IWK
Iwakuni
SAT
San Antonio
$1,355 Roundtrip, found 3 days ago
$1,355
Roundtrip
found 3 days ago
Select All Nippon Airways flight, departing Thu, Dec 11 from Iwakuni to San Antonio, returning Fri, Jan 9, priced at $1,355 found 3 days ago
All Nippon Airways
Thu, Dec 11 - Fri, Jan 9
IWK
Iwakuni
SAT
San Antonio
$1,356 Roundtrip, found 3 days ago
$1,356
Roundtrip
found 3 days ago
Select All Nippon Airways flight, departing Thu, Dec 11 from Iwakuni to San Antonio, returning Fri, Jan 9, priced at $1,356 found 3 days ago
All Nippon Airways
Thu, Dec 11 - Fri, Jan 9
IWK
Iwakuni
SAT
San Antonio
$1,363 Roundtrip, found 3 days ago
$1,363
Roundtrip
found 3 days ago
Select All Nippon Airways flight, departing Thu, Dec 11 from Iwakuni to San Antonio, returning Fri, Jan 9, priced at $1,363 found 3 days ago
All Nippon Airways
Thu, Dec 11 - Fri, Jan 9
IWK
Iwakuni
SAT
San Antonio
$1,364 Roundtrip, found 3 days ago
$1,364
Roundtrip
found 3 days ago
Select All Nippon Airways flight, departing Thu, Dec 11 from Iwakuni to San Antonio, returning Fri, Jan 9, priced at $1,364 found 3 days ago
All Nippon Airways
Thu, Dec 11 - Fri, Jan 9
IWK
Iwakuni
SAT
San Antonio
$1,365 Roundtrip, found 3 days ago
$1,365
Roundtrip
found 3 days ago
Select All Nippon Airways flight, departing Thu, Dec 11 from Iwakuni to San Antonio, returning Fri, Jan 9, priced at $1,365 found 3 days ago
All Nippon Airways
Thu, Dec 11 - Fri, Jan 9
IWK
Iwakuni
SAT
San Antonio
$1,366 Roundtrip, found 3 days ago
$1,366
Roundtrip
found 3 days ago
Select All Nippon Airways flight, departing Thu, Dec 11 from Iwakuni to San Antonio, returning Fri, Jan 9, priced at $1,366 found 3 days ago
United
Fri, Dec 12 - Sat, Jan 10
IWK
Iwakuni
SAT
San Antonio
$1,686 Roundtrip, found 4 days ago
$1,686
Roundtrip
found 4 days ago
Select United flight, departing Fri, Dec 12 from Iwakuni to San Antonio, returning Sat, Jan 10, priced at $1,686 found 4 days ago
Flights from Iwakuni (IWK) to San Antonio (SAT)
Origin airport
Iwakuni
Destination airport
San Antonio Intl.
Roundtrip price
$1,345
Distance
6931 mi

Iwakuni to San Antonio Flights

The cheapest times to fly from Iwakuni to San Antonio

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Iwakuni to San Antonio are during the month of December. You can find some of the cheapest flights from Iwakuni to San Antonio with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Iwakuni to San Antonio

Sunday is one of the best days to book for cheap flights from Iwakuni to San Antonio: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Iwakuni to San Antonio

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Iwakuni to San Antonio in 2025. You can also book with separate airlines for your outbound and return journeys, from $584 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Iwakuni to San Antonio flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Iwakuni to San Antonio airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Iwakuni Airport (IWK) to San Antonio Intl. Airport (SAT) cost?
Get a cheap one-way flight from $584 or cheap return flight from $1,345 from Iwakuni Airport (IWK) to San Antonio Intl. Airport (SAT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Iwakuni Airport (IWK) to San Antonio Intl. Airport (SAT)?
The cheapest month to fly from IWK to SAT is December, when demand is low. Off-peak months are generally when airlines offer better prices between these airports.
What is the cheapest airline that flies from Iwakuni Airport (IWK) to San Antonio Intl. Airport (SAT)?
To find the cheapest airline that'll fly you from IWK to SAT, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Iwakuni Airport (IWK) to San Antonio Intl. Airport (SAT)?
There are no daily nonstop flights from Iwakuni Airport (IWK) to San Antonio Intl. Airport (SAT). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from IWK to SAT?
Usually you'll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* However, this can change depending on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Iwakuni Airport (IWK) to San Antonio Intl. Airport (SAT)?
Opt for a flight from Iwakuni Airport (IWK) to San Antonio Intl. Airport (SAT) that leaves before 3 PM to reduce the risk of cancellations. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Iwakuni Airport (IWK) to San Antonio Intl. Airport (SAT) last-minute?
Last-minute bookings from IWK to SAT are generally more expensive. To lock in the best rates, start looking for flights early. That being said, if you're flexible with your travel plans, you may score a cheap fare right before your trip.
Is it cheaper to book an IWK to SAT flight and hotel package?
Booking an IWK to SAT flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Pick from our wide range of stays and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Iwakuni Airport (IWK) to San Antonio Intl. Airport (SAT)?
It's generally possible to cancel or reschedule your IWK to SAT flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.