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Route · OAK → PDX · 2020–2025 BTS data

Oakland to Portland

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), OAK to PDX (Oakland to Portland) ranks #1044 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

83.3%
On-time
+4.3 pts
vs US avg
57 min
Delay when late
10,931
Flights
#1044 of 4927
Corpus placement

Cancelled

0.4%

Best Month

Aug 2024 92%

Worst Month

Jul 2025 71%

Distance

543 mi

Carriers

13

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 121 33 0 0 WN,AS,OO
Nov 2025 112 16 4 0 AS,WN
Oct 2025 125 23 0 0 OO,WN
Sep 2025 99 13 0 0 WN
Aug 2025 104 18 0 0 WN
Jul 2025 119 35 0 0 WN
Jun 2025 117 24 1 0 WN
May 2025 126 14 0 0 WN
Apr 2025 123 17 0 1 WN
Mar 2025 119 14 0 0 WN
Feb 2025 84 7 1 1 WN
Jan 2025 101 15 0 0 WN
Dec 2024 134 24 0 0 WN
Nov 2024 128 26 0 0 WN
Oct 2024 128 12 0 0 WN
Sep 2024 133 15 0 0 WN
Aug 2024 135 11 0 0 WN
Jul 2024 129 27 0 0 WN
Jun 2024 149 35 0 0 OO,WN
May 2024 199 33 1 0 OO,WN
Apr 2024 171 30 0 0 OO,WN
Mar 2024 170 27 0 0 OO,WN
Feb 2024 154 27 0 0 OO,WN
Jan 2024 174 27 5 0 WN,OO

OAK–PDX seasonal on-time pattern

Best: November (87.2%) · weakest: July (78.0%)

75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 82%

Strongest calendar month

November

87.2% on-time · ~144 flights/mo

Busiest calendar month

March

~162 flights/mo avg

Weakest calendar month

July

78.0% on-time · ~160 flights/mo

Cancellation Rate

0.4%

12 of 3,154 flights

Diversion Rate

0.1%

2 of 3,154 flights

Explore origin & destination

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

OAK - Oakland

Full on-time, delay-cause, and seasonal performance for Oakland, CA.

OAK on-time profile

PDX - Portland

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

PDX on-time profile

Compare the two airports

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

Compare OAK vs PDX

Origin-hub reliability standing

Mid-pack among OAK departures

From OAK, this corridor sits with 21 other 75–85% on-time routes out of 31 tracked departures, not the hub's reliability leaders (10 at ≥85%) and not the softest ( 0 below 75%). Destination: Portland · fleet on-time rank #1843 of 4927.

What the Data Says About OAK to PDX

Bureau of Transportation Statistics records show Oakland to Portland (OAK to PDX) running a 83.3% on-time rate over 10,931 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 56.6 minutes. The 543-mile corridor is served by 13 carriers, and over the last 24 months 0.4% of 3,154 flights were cancelled, 0.1% diverted.

The monthly split is wide on this route: Aug 2024 posted the strongest performance at 92% on-time, while Jul 2025 came in at just 71% - a 21-point swing worth factoring into travel timing.

On the multi-year calendar, OAK–PDX peaks in November at 87.2% on-time while March carries the heaviest traffic (~162 flights per month) ; the softest month is July at 78.0%, a 9.2-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does OAK to PDX rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, OAK to PDX ranks #1044 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 OAK to PDX? ▼
Flights from Oakland to Portland have a 83.3% on-time rate based on 10,931 flights. The average delay is 56.6 minutes. The best recent month was Aug 2024 with 92% on-time.
What is the cancellation rate for OAK to PDX? ▼
Over the last 24 months, 0.4% of flights on this route were cancelled (12 of 3,154 flights) and 0.1% were diverted.
How far is the flight from OAK to PDX? ▼
The flight distance from Oakland (OAK) to Portland (PDX) is approximately 543 miles. This route is served by 13 carriers.
When is the best time to fly from OAK to PDX? ▼
The best recent month for on-time performance was Aug 2024 (92% on-time). The worst was Jul 2025 (71% on-time). Consider booking during months with historically better performance.

Airports on this route

OAK Airport

Oakland
PDX Airport

Portland
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 OAK–PDX data

OAK–PDX runs 4.3 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare OAK and PDX airport profiles: delay causes and top routes differ even on the same corridor. OAK airport
  • If your dates flex, November (87.2% on-time) beats July (78.0%) on this corridor. Seasonal chart
  • 4 other routes post a similar 83.3% 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.