Routes/Houston, TX to St. Louis, MO

Houston, TX to St. Louis, MO

Average one-way fare in 2026 Q1: $291 · 687 nonstop miles · 604 passengers per day.

2026 Q1 fare$291

2025 Q1 fare$257

Change+$35

Passengers/day604

Distance687 mi

The average fare a year earlier (2025 Q1) was $257. The change is $35 higher (13.5%).

The largest carrier on this route in 2026 Q1 was Southwest with 65% of passengers. The lowest-fare carrier was Southwest with 65% of passengers, at an average fare of $274.

All routes from Houston, TX · All routes from St. Louis, MO

All quarters on this route

Quarter	Passengers/day	Avg. fare	Largest carrier	Largest share	Lowest-fare carrier
2024 Q1	686	$236	Southwest	68%	Southwest
2024 Q2	878	$225	Southwest	67%	Southwest
2024 Q3	684	$239	Southwest	63%	Southwest
2024 Q4	773	$251	Southwest	63%	Southwest
2025 Q1	610	$257	Southwest	66%	Southwest
2025 Q2	772	$241	Southwest	65%	Southwest
2025 Q3	665	$251	Southwest	64%	Southwest
2025 Q4	683	$266	Southwest	62%	Southwest
2026 Q1	604	$291	Southwest	65%	Southwest

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 31453 and 31123; 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.