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Route · PDX → ANC · 2020–2025 BTS data

Portland to Anchorage

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), PDX to ANC (Portland to Anchorage) ranks #3415 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

80.3%
On-time
+1.3 pts
vs US avg
49 min
Delay when late
2,744
Flights
#3415 of 4927
Corpus placement

Cancelled

0.1%

Best Month

May 2023 92%

Worst Month

Dec 2025 61%

Distance

1,542 mi

Carriers

2

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 92 36 0 1 AS
Nov 2025 107 12 0 0 AS
Oct 2025 117 31 0 0 AS
Sep 2025 90 11 0 0 AS
Aug 2025 94 20 0 0 AS
Jul 2025 93 29 0 0 AS
Jun 2025 89 29 0 0 AS
May 2025 62 17 0 0 AS
Apr 2025 30 5 0 0 AS
Mar 2025 49 6 1 0 AS
Jan 2025 31 10 0 0 AS
Oct 2024 31 6 0 0 AS
Sep 2024 30 6 0 1 AS
Aug 2024 31 5 0 0 AS
Jul 2024 31 10 0 0 AS
Jun 2024 30 4 0 0 AS
May 2024 31 8 0 0 AS
Mar 2024 31 6 0 0 AS
Nov 2023 30 2 0 0 AS
Oct 2023 33 3 0 0 AS
Aug 2023 31 5 0 0 AS
Jul 2023 31 6 0 0 AS
Jun 2023 40 9 0 0 AS
May 2023 53 4 0 0 AS

PDX–ANC seasonal on-time pattern

Best: September (89.5%) · weakest: December (62.3%)

60%70%80%90%100% JanFebMarAprMayJunJulAugSepOctNovDec 62.3%

Strongest calendar month

September

89.5% on-time · ~53 flights/mo

Busiest calendar month

December

~58 flights/mo avg

Weakest calendar month

December

62.3% on-time · ~58 flights/mo

Cancellation Rate

0.1%

1 of 1,287 flights

Diversion Rate

0.2%

2 of 1,287 flights

Explore origin & destination

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

PDX - Portland

Full on-time, delay-cause, and seasonal performance for Portland, OR.

PDX on-time profile

ANC - Anchorage

Full on-time, delay-cause, and seasonal performance for Anchorage, AK.

ANC on-time profile

Compare the two airports

See PDX and ANC side by side on delays, cancellations, and reliability.

Compare PDX vs ANC

Origin-hub reliability standing

Mid-pack among PDX departures

From PDX, this corridor sits with 17 other 75–85% on-time routes out of 44 tracked departures, not the hub's reliability leaders (26 at ≥85%) and not the softest ( 1 below 75%). Destination: Anchorage · fleet on-time rank #3039 of 4927.

What the Data Says About PDX to ANC

2,744 tracked flights put the PDX to ANC pairing (Portland to Anchorage) at a 80.3% on-time rate, squarely in line with the wider network. Delays that do occur run 49.3 minutes on average. Across the 1,542-mile route and its 2 carriers, the trailing 24 months show 0.1% cancelled and 0.2% diverted (1,287 flights sampled).

The monthly split is wide on this route: May 2023 posted the strongest performance at 92% on-time, while Dec 2025 came in at just 61% - a 32-point swing worth factoring into travel timing.

On the multi-year calendar, PDX–ANC peaks in September at 89.5% on-time while December carries the heaviest traffic (~58 flights per month) ; the softest month is December at 62.3%, a 27.2-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does PDX to ANC rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, PDX to ANC ranks #3415 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 PDX to ANC? ▼
Flights from Portland to Anchorage have a 80.3% on-time rate based on 2,744 flights. The average delay is 49.3 minutes. The best recent month was May 2023 with 92% on-time.
What is the cancellation rate for PDX to ANC? ▼
Over the last 24 months, 0.1% of flights on this route were cancelled (1 of 1,287 flights) and 0.2% were diverted.
How far is the flight from PDX to ANC? ▼
The flight distance from Portland (PDX) to Anchorage (ANC) is approximately 1,542 miles. This route is served by 2 carriers.
When is the best time to fly from PDX to ANC? ▼
The best recent month for on-time performance was May 2023 (92% on-time). The worst was Dec 2025 (61% on-time). Consider booking during months with historically better performance.

Airports on this route

PDX Airport

Portland
ANC Airport

Anchorage
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 PDX–ANC data

PDX–ANC is mid-pack at 80.3% on-time; month and carrier mix move more than the corridor headline.

  • Compare PDX and ANC airport profiles: delay causes and top routes differ even on the same corridor. PDX airport
  • If your dates flex, September (89.5% on-time) beats December (62.3%) on this corridor. Seasonal chart
  • 4 other routes post a similar 80.3% 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.