$738 Cheap Flights from San Antonio (SAT) to Seoul (GMP)

Popular airlines from San Antonio International Airport (SAT) to Gimpo Intl. Airport (GMP)

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Find available prices by choosing your travel dates.

Cheap Flights from San Antonio to Seoul (SAT-GMP)

Prices were available within the past 7 days and start at $738 for one-way flights and $1,460 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Japan Airlines
United
Japan Airlines
United
Japan Airlines
Japan Airlines
Japan Airlines
United
American Airlines
All Nippon Airways
Flights from San Antonio (SAT) to Seoul (GMP)
Origin airport
San Antonio Intl.
Destination airport
Gimpo Intl.
Airlines serving
All Nippon Airways, Japan Airlines
Roundtrip price
$1,459
Distance
6954 mi

San Antonio to Seoul Flights

The cheapest times to fly from San Antonio to Seoul

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 San Antonio to Seoul are during the month of October. You can find some of the cheapest flights from San Antonio to Seoul with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from San Antonio to Seoul: 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 San Antonio to Seoul

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 San Antonio to Seoul in 2025. You can also book with separate airlines for your outbound and return journeys, from $738 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 San Antonio to Seoul 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 San Antonio to Seoul 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

Is it cheaper to buy a plane ticket from San Antonio Airport to Gimpo Intl. Airport (GMP) last minute?
Being the spontaneous type is an awesome way to travel the globe, but it’s not necessarily the smartest way to nab a bargain flight. It’s better to book your San Antonio Intl. Airport (SAT) to GMP journey ahead of time instead of leaving it until the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Save all that spontaneity for when you’re exploring GMP!
What airports do you fly into for Seoul from San Antonio?
With Gimpo Intl. Airport (GMP), Incheon Intl. Airport (ICN) and Suwon (SWU-Suwon Airbase) to pick from, journeying from San Antonio to Seoul is a cinch. The city’s busiest terminal, Gimpo Intl. Airport (GMP), is approximately 10 mi west of the center. Apart from the price of fares, consider factors like train or bus options from the airport and the distance to your hotel before deciding where you’ll get off the plane. Get your Seoul vacation off to a flying start by discovering Starfield COEX Mall and Lotte Outlets Seoul Station.
Can I change the date of my flight from San Antonio Intl. Airport (SAT) to Gimpo Intl. Airport (GMP)?
We know plans can get upended, so Expedia is here to help make things as easy as possible. First, find your SAT to Gimpo Intl. Airport (GMP) itinerary through the Expedia Trips portal and read the fare conditions and rules to see if change fees apply. If you purchased your fare in the last 24 hours, some carriers will allow you to cancel for free and organize new flights. If you booked your fare more than 24 hours ago, get in touch with us via our Customer Service portal to find out what your options are.

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