FFL Helper

FFL Helper / IAH (Houston) / St Louis / October 2026

IAH → STL · 2026-10

IAH (Houston) to St Louis in October 2026

Dated one-way fares from IAH (Houston) to St Louis in October 2026. Use the calendar to see which days are cheaper.

Lowest this month $89
Highest this month $125
Sample fare $89
Airports IAH–STL
Search October 2026 tickets

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Other months: October 2026 · Full route

October 2026 price calendar

October 2026

From $89 · up to $125

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Tue
Wed
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Sun
1 $89 2 $107 3 $107 4 $107 5 $107 6 $107 7 $107 8 $125
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Dated fares

St Louis STL

$89

Oct 01, 6:08am · 31h 2m · 1 stop

IAH → STL · Frontier Airlines

Tickets

St Louis STL

$125

Oct 08, 11:58am · 2h 12m · 0 stops

IAH → STL · United Airlines

Tickets

Booking IAH to STL in October 2026

This page is only October 2026 on the IAH (Houston) to St Louis route. Open the full route if you want the next months side by side.

Prices move as seats sell. Confirm the live itinerary before you book IAH (Houston) to St Louis in October 2026.