$39 Cheap Flights from San Antonio International
One-way
Departing from
San Antonio International
Going to
anywhere
Memphis (MEM)
United States • May, 2026
93% AI deal score
$388 $49
Zürich (ZRH)
Switzerland • December, 2026
89% AI deal score
$910 $361
Pensacola (PNS)
United States • August, 2026
85% AI deal score
$338 $39
Raleigh (RDU)
United States • January, 2027
84% AI deal score
$333 $84
Ottawa (YOW)
Canada • May, 2026
84% AI deal score
$618 $160
This is the lowest one-way flight price found by RatePunk users in the last 24 hours for a flight going to anywhere. Fares are subject to change and may not be available for all dates. (Data last updated 5/2/2026).
499,260 searches in the past 7 days on RatePunk
Flight deals up to 90% off
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AI deal score and AI insights
The AI score shows how good each deal is—based on price and overall travel quality.
Top Destinations Where Can You Fly from San Antonio International
Cheap flights from San Antonio International
Find flights from San Antonio International to anywhere
Looking for inspiration on destinations? Here are some popular flight deals from San Antonio International one-way fares:
See more destinations you can fly to from San Antonio International – anywhere in the world at the best prices.
See More DestinationsLast-Minute Flights from San Antonio International
The best flight deals leaving from San Antonio International soon
Tue, May 5
⌛ Last-Minute
San Antonio (SAT) - Calgary (YYC)
United Airlines airlines • 1 stop • Houston (IAH)
$455
$202
-$253
56%
Tue, May 5
⌛ Last-Minute
San Antonio (SAT) - Calgary (YYC)
United Airlines airlines • 1 stop • Denver (DEN)
$455
$199
-$256
56%
Tue, May 5
⌛ Last-Minute
San Antonio (SAT) - San Diego (CLD)
United Airlines airlines • 1 stop • Denver (DEN)
$243
$557
+$314
129%
Tue, May 5
⌛ Last-Minute
San Antonio (SAT) - Tokyo (HND)
United Airlines airlines • 2 stops • Chicago (ORD), San Francisco (SFO)
$1,150
$672
-$478
42%
Tue, May 5
⌛ Last-Minute
San Antonio (SAT) - Bangkok (BKK)
Qatar Airways airlines • 2 stops • Dallas (DFW), Doha (DOH)
$1,125
$668
-$457
41%
Tue, May 5
⌛ Last-Minute
San Antonio (SAT) - Denver (DEN)
Frontier Airlines airlines • Direct
$103
$40
-$63
61%
More last-minute deals from San Antonio International
Need to travel soon? Here are some great last-minute flight deals from San Antonio International for trips departing in the next couple of weeks. (If you can plan ahead, booking about a month in advance is usually cheaper on average, but we’ve got you covered for spontaneous trips too!)
Tip: If you don’t see your preferred destination here, try searching anyway – new deals pop up daily. Also, remember that flights tend to cost less when booked ~30 days ahead rather than at the last minute, so if you’re planning a trip and have some flexibility, start looking early!
Facts About Flights from San Antonio International
Nearby airport(s)
Insights for flights from San Antonio International
Most popular airlines from San Antonio International
American Airlines
Alaska Airlines, Inc.
Delta Air Lines
Frontier Airlines
Allegiant Air
Helijet
Breeze Airways
Spirit Airlines
Most popular destinations from San Antonio International
SAT Airport Deal Stats
Current most discounted routes
Avg. most discounted routes (last 3 months)
SAT airport insights
Best days to catch a deal
Wednesday, Tuesday
Based on the data, the best days to find flight deals from San Antonio International Airport are Wednesdays and Tuesdays. The highest counts of the cheapest deals from San Antonio International Airport were found on those days.
Avg. deal survival time
18.5 hours
Deals from San Antonio International Airport last an average of 18.5 hours. This means travelers have less than a day to book deals originating from {{ San Antonio International Airport }} before they expire.
Rare deal frequency
4 deals
We found 4 rare deals that originate in San Antonio International airport in the past month. These rare deals got an AI Deal Score of 90+ and are usually mistake fares, special promotions or ultra-discounts.
Average price drop
-60%
Deals that originate from San Antonio International airport have an average price drop of 60.3%. Travelers can potentially save a significant amount on flights departing from San Antonio International.
Next 4 weeks: deal forecast
San Antonio Flight Forecast
Flight deals from San Antonio International are expected to remain relatively stable next month. While there may be minor fluctuations, significant price drops or increases are not anticipated based on current trends.
Top 5 biggest price drops (last 3 months)
Found on April 21
SAT - La Paz
$1,600 → $200
88%
Found on April 18
SAT - Tarapoto
$1,450 → $337
77%
Found on April 22
SAT - Istanbul
$1,625 → $425
74%
Found on April 21
SAT - Paris
$1,700 → $445
74%
Found on April 20
SAT - London
$1,500 → $397
74%
Check these nearby airports too
Looking for more options? These airports near SAT sometimes drop rare deals too:
Austin–Bergstrom International (AUS)
~13 rare deals/month
Dallas Love Field (DAL)
~13 rare deals/month
William P. Hobby (HOU)
~10 rare deals/month
San Antonio International (SAT)
~14 rare deals/month
If you’re flexible with departure cities, it’s worth keeping an eye on nearby airports — especially AUS and DAL for long-haul deal surprises.
Travel Trends: Popular Destinations from San Antonio International
Every month, we analyze search and booking data to see where travelers from San Antonio International are heading. Here are the current hot destinations from San Antonio International:
Top domestic destinations
Dallas
TOP
San Antonio International
Houston
TOP
San Antonio International
Austin
TOP
San Antonio International
These cities are seeing the most searches and bookings from San Antonio International this month.
Top international destinations
Travelers from San Antonio International are flocking here, possibly due to seasonal events or great deals.
Travel trend insight
San Antonio travelers are increasingly drawn to destinations offering a blend of cultural immersion and historical significance. Mexico City's rich history, vibrant culture, and affordable prices make it a popular choice, while London appeals to those seeking iconic landmarks, world-class entertainment, and a connection to British heritage.
Booking Flights from San Antonio International: Frequently Asked Questions
Pro Tips for Finding Cheap Flights from San Antonio International
Finding the cheapest airfare from San Antonio International is easier if you use a few smart strategies. Here are our top tips to help you score a great deal:
Be Flexible with Dates: Can't decide when to fly? Flying on Tuesdays or Wednesdays is often cheaper than weekends. Use the 'flexible dates' option when searching to see a range of prices.
Destination: Anywhere!: Not sure where to go? Set your destination to 'Anywhere' to see the cheapest places to fly from San Antonio. You might discover your dream destination!
Off-Peak Travel Rocks: Avoid the crowds and save money by traveling during off-peak seasons. Think spring or fall instead of summer or holidays. Plus, you'll have more space to stretch out!
Nearby Airports: Consider flying into or out of nearby airports, like Austin. The short drive could save you a significant amount of money on your flight.
Round-Trip vs. One-Way: Sometimes, booking two one-way tickets with different airlines can be cheaper than a round-trip. Always compare both options before booking.
Miles and Points Magic: Redeem those credit card points or airline miles you've been hoarding. Free flights? Yes, please!
Early Bird Gets the Flight: Generally, booking a few months in advance can help you snag lower fares. Keep an eye on prices and book when you see a good deal.
Fare Alert Fanatic: Sign up for fare alerts from websites like RatePunk. You'll be notified when prices drop for your desired routes, so you won't miss out on the best deals. Set it and forget it!
Embrace Budget Airlines: Don't shy away from budget airlines! They can offer incredibly low fares, especially if you're willing to pack light and skip the extra frills.
Clear Your Cookies & Cache: Airlines and booking sites sometimes track your searches and may increase prices. Clear your browser's cookies and cache, or use incognito mode, to see if prices drop!
By using these tips and the tools on our site, you’ll increase your chances of finding a fantastic flight deal from San Antonio International. Happy travels!
Explore More Destinations from San Antonio International
Looking for more options? Here are some popular routes and related travel deals: