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Route · DEN → HOU · 2020–2025 BTS data

Denver to Houston

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), DEN to HOU (Denver to Houston) ranks #620 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

77.4%
On-time
-1.6 pts
vs US avg
57 min
Delay when late
14,920
Flights
#620 of 4927
Corpus placement

Cancelled

1.1%

Best Month

Sep 2024 91%

Worst Month

Jul 2025 56%

Distance

883 mi

Carriers

3

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 226 51 1 0 WN
Nov 2025 208 44 2 0 WN
Oct 2025 198 49 0 0 WN
Sep 2025 189 36 0 0 WN
Aug 2025 192 57 0 3 WN
Jul 2025 203 90 2 4 WN
Jun 2025 194 83 0 1 WN
May 2025 184 47 1 1 WN
Apr 2025 188 53 1 3 F9,WN
Mar 2025 199 26 0 0 WN,F9
Feb 2025 195 44 0 0 WN,F9
Jan 2025 218 50 11 0 WN,F9
Dec 2024 240 45 0 2 F9,WN
Nov 2024 218 55 2 0 WN,F9
Oct 2024 213 26 0 2 WN,F9
Sep 2024 207 19 0 0 WN,F9
Aug 2024 226 64 0 1 F9,WN
Jul 2024 252 82 10 5 F9,WN
Jun 2024 241 78 0 1 F9,WN
May 2024 218 73 8 3 F9,WN
Apr 2024 221 56 2 1 F9,WN
Mar 2024 236 54 9 2 F9,WN
Feb 2024 207 36 0 0 F9,WN
Jan 2024 232 72 6 1 F9,WN

DEN–HOU seasonal on-time pattern

Best: September (82.8%) · weakest: June (69.0%)

65%70%75%80%85% JanFebMarAprMayJunJulAugSepOctNovDec 77.6%

Strongest calendar month

September

82.8% on-time · ~205 flights/mo

Busiest calendar month

December

~229 flights/mo avg

Weakest calendar month

June

69.0% on-time · ~203 flights/mo

Cancellation Rate

1.1%

55 of 5,105 flights

Diversion Rate

0.6%

30 of 5,105 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

DEN - Denver

Full on-time, delay-cause, and seasonal performance for Denver, CO.

DEN on-time profile

HOU - Houston

Full on-time, delay-cause, and seasonal performance for Houston, TX.

HOU on-time profile

Compare the two airports

See DEN and HOU side by side on delays, cancellations, and reliability.

Compare DEN vs HOU

Origin-hub reliability standing

Mid-pack among DEN departures

From DEN, this corridor sits with 133 other 75–85% on-time routes out of 168 tracked departures, not the hub's reliability leaders (8 at ≥85%) and not the softest ( 27 below 75%). Destination: Houston · fleet on-time rank #3995 of 4927.

What the Data Says About DEN to HOU

The Denver to Houston corridor (DEN to HOU) posts a 77.4% on-time rate on the lower edge of the average band, based on 14,920 tracked flights. Late flights run 57.3 minutes behind on average. 3 carriers cover the 883-mile route; over the last 24 months, 55 of 5,105 flights were cancelled (1.1%) and 0.6% diverted.

The monthly split is wide on this route: Sep 2024 posted the strongest performance at 91% on-time, while Jul 2025 came in at just 56% - a 35-point swing worth factoring into travel timing.

On the multi-year calendar, DEN–HOU peaks in September at 82.8% on-time while December carries the heaviest traffic (~229 flights per month) ; the softest month is June at 69.0%, a 13.8-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does DEN to HOU rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, DEN to HOU ranks #620 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from DEN to HOU? ▼
Flights from Denver to Houston have a 77.4% on-time rate based on 14,920 flights. The average delay is 57.3 minutes. The best recent month was Sep 2024 with 91% on-time.
What is the cancellation rate for DEN to HOU? ▼
Over the last 24 months, 1.1% of flights on this route were cancelled (55 of 5,105 flights) and 0.6% were diverted.
How far is the flight from DEN to HOU? ▼
The flight distance from Denver (DEN) to Houston (HOU) is approximately 883 miles. This route is served by 3 carriers.
When is the best time to fly from DEN to HOU? ▼
The best recent month for on-time performance was Sep 2024 (91% on-time). The worst was Jul 2025 (56% on-time). Consider booking during months with historically better performance.

Airports on this route

DEN Airport

Denver
HOU Airport

Houston
Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Read our methodology - how this data is sourced, computed, and verified.

Using DEN–HOU data

DEN–HOU is mid-pack at 77.4% on-time; month and carrier mix move more than the corridor headline.

  • Compare DEN and HOU airport profiles: delay causes and top routes differ even on the same corridor. DEN airport
  • If your dates flex, September (82.8% on-time) beats June (69.0%) on this corridor. Seasonal chart
  • 4 other routes post a similar 77.4% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.