Flights San Antonio — Washington is a popular route. The straight-line distance is 2 230 km. Flight time 3h 7m. Time difference +1h.
The minimum price for the next 3 months — from $168 (26.11.2026). The cheapest dates are highlighted in the calendar above.
The average ticket price — $188, ranging from $168 to $241. Book 1–3 months in advance to get the best deals.