PlainFlights

Route · PDX → ATL · 2020–2025 BTS data

Portland to Atlanta

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), PDX to ATL (Portland to Atlanta) ranks #1686 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

88.6%
On-time
+9.6 pts
vs US avg
64 min
Delay when late
7,522
Flights
#1686 of 4927
Corpus placement

Cancelled

0.6%

Best Month

Nov 2024 95%

Worst Month

Apr 2025 74%

Distance

2,172 mi

Carriers

3

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 122 14 1 0 DL,AS
Nov 2025 140 13 2 0 DL,AS
Oct 2025 154 15 0 0 AS,DL
Sep 2025 145 16 0 0 DL,AS
Aug 2025 163 21 1 0 AS,DL
Jul 2025 178 43 1 2 AS,DL
Jun 2025 167 39 2 0 AS,DL
May 2025 144 25 0 2 AS,DL
Apr 2025 120 31 0 1 DL,AS
Mar 2025 102 10 0 0 AS,DL
Feb 2025 70 7 0 0 DL
Jan 2025 81 15 1 1 AS,DL
Dec 2024 123 21 0 0 AS,DL
Nov 2024 128 7 0 0 AS,DL
Oct 2024 138 12 0 0 AS,DL
Sep 2024 107 11 0 0 DL
Aug 2024 139 17 0 1 DL
Jul 2024 141 24 9 1 DL
Jun 2024 137 13 0 0 DL
May 2024 114 20 0 0 DL
Apr 2024 91 5 0 0 DL
Mar 2024 91 20 0 1 DL
Feb 2024 70 8 0 0 DL
Jan 2024 76 13 1 0 DL

PDX–ATL seasonal on-time pattern

Best: September (93.2%) · weakest: December (83.4%)

80%85%90%95% JanFebMarAprMayJunJulAugSepOctNovDec 83.4%

Strongest calendar month

September

93.2% on-time · ~113 flights/mo

Busiest calendar month

July

~136 flights/mo avg

Weakest calendar month

December

83.4% on-time · ~102 flights/mo

Cancellation Rate

0.6%

18 of 2,941 flights

Diversion Rate

0.3%

9 of 2,941 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

ATL - Atlanta

Full on-time, delay-cause, and seasonal performance for Atlanta, GA.

ATL on-time profile

Compare the two airports

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

Compare PDX vs ATL

Origin-hub reliability standing

Among PDX's stronger departures

PDX → ATL posts a 88.6% 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 #317 of 4927 (highest on-time = #1).

What the Data Says About PDX to ATL

Portland to Atlanta (PDX to ATL) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 88.6% on-time rate across 7,522 flights, with delays that do happen averaging 63.8 minutes. The corridor runs roughly 2,172 miles and is served by 3 carriers. Over the most recent 24 months, 18 of 2,941 flights were cancelled (0.6%) and 9 diverted (0.3%).

The monthly split is wide on this route: Nov 2024 posted the strongest performance at 95% on-time, while Apr 2025 came in at just 74% - a 20-point swing worth factoring into travel timing.

On the multi-year calendar, PDX–ATL peaks in September at 93.2% on-time while July carries the heaviest traffic (~136 flights per month) ; the softest month is December at 83.4%, a 9.8-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does PDX to ATL rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, PDX to ATL ranks #1686 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 ATL? ▼
Flights from Portland to Atlanta have a 88.6% on-time rate based on 7,522 flights. The average delay is 63.8 minutes. The best recent month was Nov 2024 with 95% on-time.
What is the cancellation rate for PDX to ATL? ▼
Over the last 24 months, 0.6% of flights on this route were cancelled (18 of 2,941 flights) and 0.3% were diverted.
How far is the flight from PDX to ATL? ▼
The flight distance from Portland (PDX) to Atlanta (ATL) is approximately 2,172 miles. This route is served by 3 carriers.
When is the best time to fly from PDX to ATL? ▼
The best recent month for on-time performance was Nov 2024 (95% on-time). The worst was Apr 2025 (74% on-time). Consider booking during months with historically better performance.

Airports on this route

PDX Airport

Portland
ATL Airport

Atlanta
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–ATL data

PDX–ATL runs 9.6 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 ATL airport profiles: delay causes and top routes differ even on the same corridor. PDX airport
  • If your dates flex, September (93.2% on-time) beats December (83.4%) on this corridor. Seasonal chart
  • 4 other routes post a similar 88.6% 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.