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Route · PDX → SLC · 2020–2025 BTS data

Portland to Salt Lake City

The PDX–SLC corridor (Portland, OR → Salt Lake City, UT) runs ahead of the national average, served by 13 carriers across roughly 630 miles.

Data updated 2026-06-13

89.8%
On-time
+10.8 pts
vs US avg
74 min
Delay when late
14,015
Flights

Cancelled

0.6%

Best Month

Nov 2024 95%

Worst Month

Jul 2025 79%

Distance

630 mi

Carriers

13

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 201 27 2 0 DL,OO
Nov 2025 189 22 4 0 OO,DL,F9
Oct 2025 211 23 0 0 DL,OO,F9
Sep 2025 176 14 0 0 OO,DL,F9
Aug 2025 222 33 1 1 OO,F9,DL
Jul 2025 247 51 0 0 DL,OO,F9
Jun 2025 232 32 1 0 OO,DL,F9
May 2025 220 11 0 0 OO,DL,F9
Apr 2025 208 17 0 0 DL,F9,OO
Mar 2025 202 21 0 0 OO,DL
Feb 2025 170 23 2 0 OO,DL
Jan 2025 187 24 0 0 OO,DL,F9
Dec 2024 213 29 0 0 DL,F9,OO
Nov 2024 211 10 1 0 OO,DL,F9
Oct 2024 212 14 0 0 OO,DL,F9
Sep 2024 216 23 1 1 OO,DL,F9
Aug 2024 204 33 0 0 DL,F9,OO
Jul 2024 219 26 11 0 DL,F9,OO
Jun 2024 218 32 0 1 DL,F9,OO
May 2024 215 20 0 0 DL,F9,OO
Apr 2024 195 17 0 0 DL,OO
Mar 2024 192 18 0 0 DL,OO
Feb 2024 162 11 0 0 DL,OO
Jan 2024 171 34 4 0 DL,OO

Cancellation Rate

0.6%

27 of 4,893 flights

Diversion Rate

0.1%

3 of 4,893 flights

What the Data Says About PDX to SLC

Portland to Salt Lake City (PDX to SLC) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 89.8% on-time rate across 14,015 flights, with delays that do happen averaging 74.4 minutes. The corridor runs roughly 630 miles and is served by 13 carriers. Over the most recent 24 months, 27 of 4,893 flights were cancelled (0.6%) and 3 diverted (0.1%).

The monthly split is wide on this route: Nov 2024 posted the strongest performance at 95% on-time, while Jul 2025 came in at just 79% - a 16-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from PDX to SLC?
Flights from Portland to Salt Lake City have a 89.8% on-time rate based on 14,015 flights. The average delay is 74.4 minutes. The best recent month was Nov 2024 with 95% on-time.
What is the cancellation rate for PDX to SLC?
Over the last 24 months, 0.6% of flights on this route were cancelled (27 of 4,893 flights) and 0.1% were diverted.
How far is the flight from PDX to SLC?
The flight distance from Portland (PDX) to Salt Lake City (SLC) is approximately 630 miles. This route is served by 13 carriers.
When is the best time to fly from PDX to SLC?
The best recent month for on-time performance was Nov 2024 (95% on-time). The worst was Jul 2025 (79% on-time). Consider booking during months with historically better performance.

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Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

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 Editorial

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.