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Route · PDX → OAK · 2020–2025 BTS data

Portland to Oakland

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), PDX to OAK (Portland to Oakland) ranks #1068 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

85.6%
On-time
+6.6 pts
vs US avg
57 min
Delay when late
10,764
Flights
#1068 of 4927
Corpus placement

Cancelled

0.6%

Best Month

Jan 2025 94%

Worst Month

Jul 2025 61%

Distance

543 mi

Carriers

13

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 121 26 0 0 WN,AS,OO
Nov 2025 112 19 6 0 AS,WN
Oct 2025 107 27 0 0 WN
Sep 2025 99 29 0 0 WN
Aug 2025 104 21 0 0 WN
Jul 2025 119 46 2 1 WN
Jun 2025 117 38 0 0 WN
May 2025 126 17 0 0 WN
Apr 2025 122 20 0 0 WN
Mar 2025 120 19 1 0 WN
Feb 2025 92 9 1 0 WN
Jan 2025 100 6 0 0 WN
Dec 2024 133 25 0 0 WN
Nov 2024 127 18 0 0 WN
Oct 2024 128 16 0 0 WN
Sep 2024 133 16 0 0 WN
Aug 2024 135 21 0 0 WN
Jul 2024 129 32 0 0 WN
Jun 2024 149 27 0 0 OO,WN
May 2024 190 28 1 0 OO,WN
Apr 2024 164 21 0 0 OO,WN
Mar 2024 169 25 1 0 OO,WN
Feb 2024 152 22 0 0 OO,WN
Jan 2024 170 21 7 0 WN,OO

PDX–OAK seasonal on-time pattern

Best: February (90.2%) · weakest: July (79.9%)

75%80%85%90%95% JanFebMarAprMayJunJulAugSepOctNovDec 83.5%

Strongest calendar month

February

90.2% on-time · ~134 flights/mo

Busiest calendar month

July

~160 flights/mo avg

Weakest calendar month

July

79.9% on-time · ~160 flights/mo

Cancellation Rate

0.6%

19 of 3,118 flights

Diversion Rate

0.0%

1 of 3,118 flights

Origin-hub reliability standing

Among PDX's stronger departures

PDX → OAK posts a 85.6% on-time rate, landing in the ≥85% band with 26 of 44 BTS-tracked routes leaving Portland. The same hub also shows 17 mid-band and 1 challenged departures · fleet-wide on-time rank #1033 of 4927 (highest on-time = #1).

What the Data Says About PDX to OAK

Portland to Oakland (PDX to OAK) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 85.6% on-time rate across 10,764 flights, with delays that do happen averaging 57.3 minutes. The corridor runs roughly 543 miles and is served by 13 carriers. Over the most recent 24 months, 19 of 3,118 flights were cancelled (0.6%) and 1 diverted (0.0%).

The monthly split is wide on this route: Jan 2025 posted the strongest performance at 94% on-time, while Jul 2025 came in at just 61% - a 33-point swing worth factoring into travel timing.

On the multi-year calendar, PDX–OAK peaks in February at 90.2% on-time while July carries the heaviest traffic (~160 flights per month) ; the softest month is July at 79.9%, a 10.3-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does PDX to OAK rank among US routes by traffic?
According to PlainFlights' route traffic ranking, PDX to OAK ranks #1068 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 OAK?
Flights from Portland to Oakland have a 85.6% on-time rate based on 10,764 flights. The average delay is 57.3 minutes. The best recent month was Jan 2025 with 94% on-time.
What is the cancellation rate for PDX to OAK?
Over the last 24 months, 0.6% of flights on this route were cancelled (19 of 3,118 flights) and 0.0% were diverted.
How far is the flight from PDX to OAK?
The flight distance from Portland (PDX) to Oakland (OAK) is approximately 543 miles. This route is served by 13 carriers.
When is the best time to fly from PDX to OAK?
The best recent month for on-time performance was Jan 2025 (94% on-time). The worst was Jul 2025 (61% on-time). Consider booking during months with historically better performance.

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.

Using PDX–OAK data

PDX–OAK runs 6.6 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare PDX and OAK airport profiles: delay causes and top routes differ even on the same corridor. PDX airport
  • If your dates flex, February (90.2% on-time) beats July (79.9%) on this corridor. Seasonal chart
  • 4 other routes post a similar 85.6% 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.