Texarkana Regional Airport to San Antonio International Airport Flights from US$392 incl. tax

Based on HopeGoo data, American Airlines offers one-way fares as low as US$381 on Cheapest nonstop routes (e.g. TXK to SAT on Tue, Mar 24), while American Airlines offers Cheapest nonstop round-trips from US$449 departing on Thu, Feb 26 and returning on Sat, Feb 28.

By analyzing data from all airlines on the HopeGoo flight calendar, it looks like the best time to book a flight from Texarkana to San Antonio is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

To find best deals on flights from Texarkana to San Antonio, you can use various tools on HopeGoo: · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Mar 24, with one-way flights priced at just US$381. · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is American Airlines. · Set up price alerts to easily monitor ticket prices without having to check every day. · Check HopeGoo flight deals and promo codes frequently. · Avoid peak season unless you book very early. It seems the peak season for San Antonio travel is around September. · Get exclusive promo codes for HopeGoo app users.

The cheapest months to fly from Texarkana to San Antonio is August, when demand for travel is lower.

After crunching the numbers on our February flight calendar, it's currently cheapest to fly from Texarkana to San Antonio on February 26, 2026 with American Airlines, with prices starting at US$449.

The time difference between San Antonio and Texarkana is 0h.

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