According to PlainFlights' airport traffic ranking (BTS On-Time Performance total flights), Montrose/Delta, CO (MTJ) ranks #175 of 382 tracked US airports by total flights (most flights = #1). Montrose/Delta, CO posts below-median on-time performance among the 382 tracked U.S. airports, as a mid-size U.S. airport.
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MTJ on-time rate vs. the national average
Ahead of the U.S. average across all 382 tracked airports.
Delay Cause Breakdown
Top delay cause: Late Aircraft.
Total delay minutes: 265,602.
Late Aircraft40.6% (107,966 min)
Carrier35.1% (93,315 min)
NAS (National Aviation System)19.6% (51,946 min)
Weather4.5% (11,857 min)
Security0.2% (518 min)
MTJ - seasonal on-time pattern
Best: April (94.4%) · worst: June (88.4%)
MTJ - on-time rate by year
2020–2025, year-over-year trend.
MTJ - taxi-out and taxi-in (monthly)
Average taxi-out 19 min · taxi-in 5.4 min over the last 24 reported months (U.S. airport mean taxi-out ≈ 16.4 min).
MTJ's average taxi-out (19 min) runs longer than the recent U.S. airport mean (~16.4 min). The heaviest month in this window is October 2025 at 21.7 min; the lightest is October 2024 at 14.8 min.
Cancellation & Diversion Analysis
Flight disruption statistics for Montrose/Delta, CO.
Two PlainFlights-derived comparison paths for Montrose/Delta, CO, both outside Colorado so the neighborhoods are not same-state geography. Axes stay disjoint: volume peers exclude the on-time peer set. Same-state compare stays below.
The standout signal at Montrose/Delta, CO is the delay mix: Late Aircraft owns 40.6% of 265,602 delay minutes across 32,233 BTS flights. The on-time headline is 81.3% (2.3 pts above the 79% national average), with 6,020 delayed and 428 cancelled (1.33%).
Delay minutes concentrate in Late Aircraft (40.6% late-aircraft, 35.1% carrier, 19.6% NAS, 4.5% weather, 0.2% security). Mid-volume books still show a clear delay fingerprint rather than a weather-only story.
On the multi-year calendar, MTJ is strongest in April (94.4% on-time) and weakest in June (88.4%), a 6.0-point swing. Volume peaks in March (~756 flights/month). The busiest connecting route is to DEN (Denver) at 79.8% on-time. Field definitions: on-time performance explained.
Montrose/Delta, CO vs. the national on-time distribution
On-time rate among all 382 tracked U.S. airports
81.3%Top 75%higher than 25% of 382 airports
Montrose/Delta, CO
60%95%
U.S. airports by on-time rate, bucketed by value
Each bar is a band; taller bars hold more airports. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data (2020–2025).
Statistics reflect cumulative performance across all available reporting periods. On-time rates exclude cancelled and diverted flights.
MTJ's on-time book sits in the slower half of the BTS set; check the delay mix and the worst month before treating the headline as typical.
Check the busiest route from MTJ before you book a connection. See top routes →
Travel in April rather than June if your dates are flexible. Seasonal patterns →
Build extra connection buffer when taxi-out spikes. October 2025 averaged 21.7 min. Taxi times →
On-time rate reflects the BTS historical average across all reporting carriers at this airport, not any single flight or airline.
Frequently Asked Questions
What is Montrose/Delta, CO's on-time rate?
Montrose/Delta, CO (MTJ) has a 81.3% on-time rate across 32,233 BTS-tracked flights (2020-2025), 2.3 pts above the 79% national flight-weighted average; that places it in roughly the below-median on-time performance.
How does MTJ rank among U.S. airports by traffic volume?
Montrose/Delta, CO ranks #175 of 382 tracked US airports by total BTS flights (most flights = #1), making it a mid-size U.S. airport.
What's the most common cause of delays at Montrose/Delta, CO?
Late Aircraft is the leading delay cause at MTJ, accounting for 40.6% of delay minutes. The full breakdown: 40.6% late-aircraft, 35.1% carrier, 19.6% NAS/air-traffic-control, 4.5% weather, and 0.2% security.
When is the best time to fly through Montrose/Delta, CO?
April is historically MTJ's strongest month at 94.4% on-time, while June is the weakest at 88.4%, a 6.0-point swing across the BTS historical record.
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