According to PlainFlights' airport traffic ranking (BTS On-Time Performance total flights), Dillingham, AK (DLG) ranks #353 of 382 tracked US airports by total flights (most flights = #1). Dillingham, AK posts below-median on-time performance among the 382 tracked U.S. airports, as a smaller regional airport.
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DLG on-time rate vs. the national average
Ahead of the U.S. average across all 382 tracked airports.
Volume vs. on-time rate
Where Dillingham, AK sits on volume vs. on-time rate
Among the 382 U.S. airports in the BTS corpus, Dillingham, AK handles more flight
volume than 8% of them, and has a higher on-time rate than
41% of them, placing it in the quadrant for quiet and delay-prone.
Flight volume and on-time rate are independent figures: a busy airport can still run
reliably, and a quiet one can still run late.
Dillingham, AK vs. a 29-airport national peer sample, volume percentile vs. on-time-rate percentile.
Total flights (2020-2025): 2,866 ·
On-time rate: 82.6%
Delay Cause Breakdown
Top delay cause: Late Aircraft.
Total delay minutes15,836 min
Late Aircraft6,620 min · 42%
Carrier3,934 min · 25%
NAS (National Aviation System)2,457 min · 16%
Security1,889 min · 12%
Weather936 min · 6%
Source: U.S. DOT Bureau of Transportation Statistics, On-Time Performance
DLG - seasonal on-time pattern
Best: August (95.4%) · worst: January (77.5%)
DLG - on-time rate by year
2020–2025, year-over-year trend.
DLG - taxi-out and taxi-in (monthly)
Average taxi-out 10.6 min · taxi-in 4 min over the last 24 reported months (U.S. airport mean taxi-out ≈ 16.4 min).
DLG's average taxi-out (10.6 min) stays shorter than the recent U.S. airport mean (~16.4 min). Even the heaviest month (June 2024, 14.0 min) is milder than many hubs' typical book.
Two PlainFlights-derived comparison paths for Dillingham, AK, both outside Alaska 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 Dillingham, AK is traffic scale: 2,866 BTS flights (2020–2025) place it #353 of 382 by book size. That quiet-book footprint sits beside a 82.6% on-time rate (3.6 pts above the 79% national flight-weighted average), 500 delayed departures, and 84 cancellations (2.93% of the book).
Delay minutes concentrate in Late Aircraft (41.8% late-aircraft, 24.8% carrier, 15.5% NAS, 5.9% weather, 11.9% security). As a quieter airport, a single late inbound can swing the month more than at a mega-hub.
On the multi-year calendar, DLG is strongest in August (95.4% on-time) and weakest in January (77.5%), a 17.9-point swing. Volume peaks in August (~84 flights/month). The busiest connecting route is to ANC (Anchorage) at 78.1% on-time. Field definitions: on-time performance explained.
Dillingham, AK vs. the national on-time distribution
On-time rate among all 382 tracked U.S. airports
82.6%Top 59%higher than 41% of 382 airports
Dillingham, AK
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.
DLG's on-time book is mid-pack; month and delay-cause mix move more than the headline rate.
Check the busiest route from DLG before you book a connection. See top routes →
Travel in August rather than January if your dates are flexible. Seasonal patterns →
Gate-to-wheels taxi-out averages 10.6 min here; check the monthly series before a tight connection. 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 Dillingham, AK's on-time rate?
Dillingham, AK (DLG) has a 82.6% on-time rate across 2,866 BTS-tracked flights (2020-2025), 3.6 pts above the 79% national flight-weighted average; that places it in roughly the below-median on-time performance.
How does DLG rank among U.S. airports by traffic volume?
Dillingham, AK ranks #353 of 382 tracked US airports by total BTS flights (most flights = #1), making it a smaller regional airport.
What's the most common cause of delays at Dillingham, AK?
Late Aircraft is the leading delay cause at DLG, accounting for 41.8% of delay minutes. The full breakdown: 41.8% late-aircraft, 24.8% carrier, 15.5% NAS/air-traffic-control, 5.9% weather, and 11.9% security.
When is the best time to fly through Dillingham, AK?
August is historically DLG's strongest month at 95.4% on-time, while January is the weakest at 77.5%, a 17.9-point swing across the BTS historical record.