Route · DLG → ANC · 2020–2025 BTS data
Dillingham to Anchorage
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), DLG to ANC (Dillingham to Anchorage) ranks #4370 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 78.1%
- On-time
- -0.9 pts
- vs US avg
- 56 min
- Delay when late
- 1,168
- Flights
- #4370 of 4927
- Corpus placement
Cancelled
5.7%
Best Month
Aug 2021 97%
Worst Month
Jul 2022 74%
Distance
329 mi
Carriers
4
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Sep 2025 | 30 | 5 | 0 | 0 | AS |
| Aug 2025 | 31 | 10 | 1 | 0 | AS |
| Jul 2025 | 31 | 4 | 0 | 0 | AS |
| Sep 2024 | 30 | 4 | 1 | 0 | AS |
| Aug 2024 | 31 | 2 | 1 | 0 | AS |
| Jul 2024 | 31 | 8 | 0 | 0 | AS |
| Sep 2023 | 30 | 8 | 1 | 0 | AS |
| Aug 2023 | 35 | 4 | 1 | 0 | AS |
| Jul 2023 | 34 | 7 | 1 | 0 | AS |
| Jun 2023 | 32 | 8 | 1 | 0 | AS |
| Dec 2022 | 30 | 9 | 4 | 0 | QX |
| Oct 2022 | 31 | 6 | 3 | 0 | QX |
| Sep 2022 | 36 | 24 | 1 | 0 | QX,AS |
| Aug 2022 | 62 | 11 | 0 | 0 | AS,QX |
| Jul 2022 | 62 | 16 | 1 | 0 | QX,AS |
| Jun 2022 | 44 | 14 | 1 | 0 | QX,AS |
| May 2022 | 31 | 7 | 0 | 0 | QX,AS |
| Apr 2022 | 30 | 3 | 1 | 0 | QX |
| Mar 2022 | 31 | 8 | 10 | 0 | QX |
| Jan 2022 | 30 | 11 | 5 | 0 | QX |
| Dec 2021 | 30 | 14 | 12 | 0 | QX |
| Oct 2021 | 31 | 5 | 0 | 0 | QX |
| Sep 2021 | 37 | 10 | 0 | 0 | QX,AS |
| Aug 2021 | 62 | 2 | 4 | 0 | QX,AS |
DLG–ANC seasonal on-time pattern
Best: April (90.0%) · weakest: December (61.7%)
Strongest calendar month
April
90.0% on-time · ~30 flights/mo
Busiest calendar month
June
~45 flights/mo avg
Weakest calendar month
December
61.7% on-time · ~30 flights/mo
Cancellation Rate
5.7%
49 of 862 flights
Diversion Rate
0.0%
0 of 862 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
DLG - Dillingham
Full on-time, delay-cause, and seasonal performance for Dillingham, AK.
DLG on-time profileANC - Anchorage
Full on-time, delay-cause, and seasonal performance for Anchorage, AK.
ANC on-time profileCompare the two airports
See DLG and ANC side by side on delays, cancellations, and reliability.
Compare DLG vs ANCSimilar routes
Other BTS-tracked routes with comparable performance or trip length to DLG–ANC.
Routes with a similar on-time rate
What the Data Says About DLG to ANC
The Dillingham to Anchorage corridor (DLG to ANC) posts a 78.1% on-time rate on the lower edge of the average band, based on 1,168 tracked flights. Late flights run 55.9 minutes behind on average. 4 carriers cover the 329-mile route; over the last 24 months, 49 of 862 flights were cancelled (5.7%) and 0.0% diverted.
The monthly split is wide on this route: Aug 2021 posted the strongest performance at 97% on-time, while Jul 2022 came in at just 74% - a 23-point swing worth factoring into travel timing.
On the multi-year calendar, DLG–ANC peaks in April at 90.0% on-time while June carries the heaviest traffic (~45 flights per month) ; the softest month is December at 61.7%, a 28.3-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does DLG to ANC rank among US routes by traffic? ▼
How often are flights delayed from DLG to ANC? ▼
What is the cancellation rate for DLG to ANC? ▼
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Airports on this route
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 DLG–ANC data
DLG–ANC is mid-pack at 78.1% on-time; month and carrier mix move more than the corridor headline.
- Compare DLG and ANC airport profiles: delay causes and top routes differ even on the same corridor. DLG airport
- If your dates flex, April (90.0% on-time) beats December (61.7%) on this corridor. Seasonal chart
- 4 other routes post a similar 78.1% 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.
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.