Routes/Detroit, MI to San Antonio, TX

Detroit, MI to San Antonio, TX

Average one-way fare in 2026 Q1: $366 · 1214 nonstop miles · 284 passengers per day.

2026 Q1 fare$366
2025 Q1 fare$341
Change+$25
Passengers/day284
Distance1214 mi

The average fare a year earlier (2025 Q1) was $341. The change is $25 higher (7.3%).

The largest carrier on this route in 2026 Q1 was Delta with 79% of passengers. The lowest-fare carrier was Spirit with 4% of passengers, at an average fare of $153.

All routes from Detroit, MI · All routes from San Antonio, TX

All quarters on this route

QuarterPassengers/dayAvg. fareLargest carrierLargest shareLowest-fare carrier
2024 Q1281$319Delta69%American
2024 Q2329$309Delta73%Southwest
2024 Q3296$302Delta73%Southwest
2024 Q4348$303Delta78%Frontier
2025 Q1281$341Delta77%Frontier
2025 Q2341$297Delta73%Spirit
2025 Q3291$281Delta74%Spirit
2025 Q4325$318Delta84%Frontier
2026 Q1284$366Delta79%Spirit

Source: U.S. Department of Transportation, Consumer Airfare Report Table 1, 2026 Q1. Figures are average one-way fares paid, including taxes and fees, for the quarter shown. Record: city markets 31295 and 33214; U.S. Department of Transportation, Domestic Airline Consumer Airfare Report, Table 1: top 1,000 contiguous-state city-pair markets (average one-way fare, passengers per day, largest carrier, lowest-fare carrier). Fetched 2026-09-27T00:40:04Z. Source data.