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Route · LAX → PDX · 2020–2025 BTS data

Los Angeles to Portland

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), LAX to PDX (Los Angeles to Portland) ranks #212 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

86.5%
On-time
+7.5 pts
vs US avg
67 min
Delay when late
25,109
Flights
#212 of 4927
Corpus placement

Cancelled

1.0%

Best Month

Oct 2024 94%

Worst Month

Jun 2025 80%

Distance

834 mi

Carriers

29

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 382 56 1 0 DL,F9,AS,OO
Nov 2025 364 48 2 0 OO,DL,F9,AS
Oct 2025 379 42 2 0 AS,OO,DL,F9
Sep 2025 372 35 0 0 OO,DL,F9,AS
Aug 2025 412 72 5 1 OO,F9,AS,DL
Jul 2025 410 56 9 0 AS,OO,DL,F9
Jun 2025 402 80 9 0 AS,OO,DL,F9
May 2025 409 36 2 1 AS,DL,OO,F9
Apr 2025 358 28 1 0 DL,F9,OO,AS
Mar 2025 387 53 1 0 AS,DL,OO,F9
Feb 2025 347 39 9 0 AS,OO,DL,F9
Jan 2025 383 48 0 0 AS,OO,DL,F9
Dec 2024 401 63 0 0 AS,DL,F9,OO
Nov 2024 335 42 2 0 OO,NK,AS,DL
Oct 2024 384 22 0 0 AS,OO,DL,NK
Sep 2024 409 53 2 0 OO,AS,DL,NK
Aug 2024 423 45 1 0 AS,DL,NK,OO
Jul 2024 408 63 14 0 AS,DL,NK,OO
Jun 2024 370 69 0 0 AS,DL,OO
May 2024 366 64 1 0 AS,DL,OO
Apr 2024 327 43 0 0 AS,DL,OO
Mar 2024 323 49 0 0 AS,DL,OO
Feb 2024 308 42 0 0 AS,DL,OO
Jan 2024 299 49 26 1 AS,DL,OO

LAX–PDX seasonal on-time pattern

Best: September (89.4%) · weakest: December (83.1%)

82%84%86%88%90% JanFebMarAprMayJunJulAugSepOctNovDec 83.1%

Strongest calendar month

September

89.4% on-time · ~357 flights/mo

Busiest calendar month

August

~373 flights/mo avg

Weakest calendar month

December

83.1% on-time · ~354 flights/mo

Cancellation Rate

1.0%

87 of 8,958 flights

Diversion Rate

0.0%

3 of 8,958 flights

Explore origin & destination

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

LAX - Los Angeles

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

LAX 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 LAX and PDX side by side on delays, cancellations, and reliability.

Compare LAX vs PDX

Origin-hub reliability standing

Among LAX's stronger departures

LAX → PDX posts a 86.5% on-time rate, landing in the ≥85% band with 40 of 80 BTS-tracked routes leaving Los Angeles. The same hub also shows 39 mid-band and 1 challenged departures · fleet-wide on-time rank #768 of 4927 (highest on-time = #1).

What the Data Says About LAX to PDX

Los Angeles to Portland (LAX to PDX) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 86.5% on-time rate across 25,109 flights, with delays that do happen averaging 67.1 minutes. The corridor runs roughly 834 miles and is served by 29 carriers. Over the most recent 24 months, 87 of 8,958 flights were cancelled (1.0%) and 3 diverted (0.0%).

Monthly performance varies moderately here: Oct 2024 was the strongest month at 94% on-time versus Jun 2025 at 80%, a 14-point difference.

On the multi-year calendar, LAX–PDX peaks in September at 89.4% on-time while August carries the heaviest traffic (~373 flights per month) ; the softest month is December at 83.1%, a 6.3-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does LAX to PDX rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, LAX to PDX ranks #212 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 LAX to PDX? ▼
Flights from Los Angeles to Portland have a 86.5% on-time rate based on 25,109 flights. The average delay is 67.1 minutes. The best recent month was Oct 2024 with 94% on-time.
What is the cancellation rate for LAX to PDX? ▼
Over the last 24 months, 1.0% of flights on this route were cancelled (87 of 8,958 flights) and 0.0% were diverted.
How far is the flight from LAX to PDX? ▼
The flight distance from Los Angeles (LAX) to Portland (PDX) is approximately 834 miles. This route is served by 29 carriers.
When is the best time to fly from LAX to PDX? ▼
The best recent month for on-time performance was Oct 2024 (94% on-time). The worst was Jun 2025 (80% on-time). Consider booking during months with historically better performance.

Airports on this route

LAX Airport

Los Angeles
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 LAX–PDX data

LAX–PDX runs 7.5 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare LAX and PDX airport profiles: delay causes and top routes differ even on the same corridor. LAX airport
  • If your dates flex, September (89.4% on-time) beats December (83.1%) on this corridor. Seasonal chart
  • 4 other routes post a similar 86.5% 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.