FFL Helper

FFL Helper / IAH (Houston) / Denver / September 2026

IAH → DEN · 2026-09

IAH (Houston) to Denver in September 2026

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

Lowest this month $143
Highest this month $166
Sample fare $143
Airports IAH–DEN
Search September 2026 tickets

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Other months: September 2026 · Full route

September 2026 price calendar

September 2026

From $143 · up to $166

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Dated fares

Denver DEN

$143

Sep 01, 11:35am · 2h 45m · 0 stops

IAH → DEN · Frontier Airlines

Tickets

Denver DEN

$166

Sep 02, 6:30am · 2h 44m · 0 stops

IAH → DEN · Frontier Airlines

Tickets

Booking IAH to DEN in September 2026

This page is only September 2026 on the IAH (Houston) to Denver 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 Denver in September 2026.