$358 Cheap Flights from Grand Forks (GFK) to San Antonio (SAT)

View $358 flight on Fri, Oct 31, 2025Opens in a new window

Popular airlines from Grand Forks, ND (GFK-Grand Forks Intl.) to San Antonio International Airport (SAT)

Cheap Flights from Grand Forks to San Antonio (GFK-SAT)

Prices were available within the past 7 days and start at $358 for one-way flights and $299 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Dec 9 - Thu, Dec 25
GFK
Grand Forks
SAT
San Antonio
$299 Roundtrip, found 1 day ago
$299
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Dec 9 from Grand Forks to San Antonio, returning Thu, Dec 25, priced at $299 found 1 day ago
Delta
Wed, Dec 10 - Thu, Dec 25
GFK
Grand Forks
SAT
San Antonio
$304 Roundtrip, found 1 day ago
$304
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Dec 10 from Grand Forks to San Antonio, returning Thu, Dec 25, priced at $304 found 1 day ago
Delta
Sun, Jan 11 - Tue, Jan 20
GFK
Grand Forks
SAT
San Antonio
$309 Roundtrip, found 1 day ago
$309
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Jan 11 from Grand Forks to San Antonio, returning Tue, Jan 20, priced at $309 found 1 day ago
Delta
Wed, Dec 10 - Wed, Dec 24
GFK
Grand Forks
SAT
San Antonio
$309 Roundtrip, found 1 day ago
$309
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Dec 10 from Grand Forks to San Antonio, returning Wed, Dec 24, priced at $309 found 1 day ago
Delta
Sat, Nov 8 - Thu, Nov 13
GFK
Grand Forks
SAT
San Antonio
$314 Roundtrip, found 1 day ago
$314
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Nov 8 from Grand Forks to San Antonio, returning Thu, Nov 13, priced at $314 found 1 day ago
Delta
Sun, Jan 11 - Thu, Jan 29
GFK
Grand Forks
SAT
San Antonio
$314 Roundtrip, found 1 day ago
$314
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Jan 11 from Grand Forks to San Antonio, returning Thu, Jan 29, priced at $314 found 1 day ago
Delta
Sat, Nov 8 - Sun, Nov 9
GFK
Grand Forks
SAT
San Antonio
$329 Roundtrip, found 1 day ago
$329
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Nov 8 from Grand Forks to San Antonio, returning Sun, Nov 9, priced at $329 found 1 day ago
Delta
Wed, Nov 5 - Thu, Nov 13
GFK
Grand Forks
SAT
San Antonio
$339 Roundtrip, found 1 day ago
$339
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Nov 5 from Grand Forks to San Antonio, returning Thu, Nov 13, priced at $339 found 1 day ago
Delta
Wed, Dec 10 - Fri, Dec 26
GFK
Grand Forks
SAT
San Antonio
$344 Roundtrip, found 1 day ago
$344
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Dec 10 from Grand Forks to San Antonio, returning Fri, Dec 26, priced at $344 found 1 day ago
Delta
Sun, Jan 11 - Mon, Jan 26
GFK
Grand Forks
SAT
San Antonio
$349 Roundtrip, found 1 day ago
$349
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Jan 11 from Grand Forks to San Antonio, returning Mon, Jan 26, priced at $349 found 1 day ago

Find the cheapest month to fly from Grand Forks (GFK) to San Antonio (SAT)

August is typically the cheapest month to fly

From $298 - $653 per traveler.

Alternative airports near San Antonio

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Antonio Intl. SAT. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $473
SAT
San Antonio Intl.
CheapestClosest
Average driving time to city center11 min
Flights from $473
Flights from Grand Forks (GFK) to San Antonio (SAT)
Origin airport
Grand Forks Intl.
Destination airport
San Antonio Intl.
Airlines serving
Delta
Roundtrip price
$298
Distance
1274 mi

Grand Forks to San Antonio Flights

The cheapest times to fly from Grand Forks 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 Grand Forks to San Antonio are during the month of December. You can find some of the cheapest flights from Grand Forks to San Antonio with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Grand Forks to San Antonio

Sunday is one of the best days to book for cheap flights from Grand Forks 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 Grand Forks 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 Grand Forks to San Antonio in 2025. You can also book with separate airlines for your outbound and return journeys, from $358 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 Grand Forks 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 Grand Forks 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 Grand Forks Intl. Airport (GFK) to San Antonio Intl. Airport (SAT) cost?
Grab a cheap one-way flight from $358 or cheap return flight from $299 from Grand Forks Intl. Airport (GFK) 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 Grand Forks Intl. Airport (GFK) to San Antonio Intl. Airport (SAT)?
Traveling in December is a good way to save, as it's the cheapest month for flights between GFK and SAT. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from Grand Forks Intl. Airport (GFK) to San Antonio Intl. Airport (SAT)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll fly you from GFK to SAT. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Grand Forks Intl. Airport (GFK) to San Antonio Intl. Airport (SAT)?
There aren't any daily direct flights from Grand Forks Intl. Airport (GFK) to San Antonio Intl. Airport (SAT). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from GFK to SAT?
Typically you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* But this can vary depending on the season, airline 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 Grand Forks Intl. Airport (GFK) to San Antonio Intl. Airport (SAT)?
Choose a flight from Grand Forks Intl. Airport (GFK) to San Antonio Intl. Airport (SAT) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Later departures 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 Grand Forks Intl. Airport (GFK) to San Antonio Intl. Airport (SAT) last-minute?
Booking your flight from GFK to SAT right before your journey is generally more expensive. But if you're flexible with your departure times and dates, you could score a cheap last-minute fare.
Is it cheaper to book a GFK to SAT flight and hotel package?
You can save money by booking a GFK to SAT flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. After selecting your ideal flights and accommodations, consider adding extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from Grand Forks Intl. Airport (GFK) to San Antonio Intl. Airport (SAT)?
Typically, you can modify or cancel your GFK to SAT flight. However, there may be additional charges, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you want further details, go to our Customer Service portal.

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*Available to One Key members.