Route · SEA → TUS · 2020–2025 BTS data
Seattle to Tucson
The SEA–TUS corridor (Seattle, WA → Tucson, AZ) runs ahead of the national average, served by 11 carriers across roughly 1,216 miles.
Data updated 2026-06-13
- 82.1%
- On-time
- +3.1 pts
- vs US avg
- 57 min
- Delay when late
- 5,852
- Flights
Cancelled
0.2%
Best Month
Feb 2024 88%
Worst Month
Aug 2024 62%
Distance
1,216 mi
Carriers
11
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 85 | 26 | 0 | 0 | DL,AS,OO |
| Nov 2025 | 89 | 28 | 0 | 0 | OO,AS |
| Oct 2025 | 83 | 13 | 1 | 0 | AS,OO |
| Sep 2025 | 90 | 12 | 0 | 0 | OO,AS |
| Aug 2025 | 93 | 12 | 0 | 0 | OO,AS |
| Jul 2025 | 93 | 20 | 0 | 0 | AS,OO |
| Jun 2025 | 90 | 16 | 0 | 0 | AS,OO |
| May 2025 | 93 | 14 | 0 | 0 | AS,OO,DL |
| Apr 2025 | 90 | 15 | 0 | 0 | DL,AS |
| Mar 2025 | 90 | 21 | 0 | 0 | AS,DL |
| Feb 2025 | 80 | 16 | 1 | 0 | AS,DL |
| Jan 2025 | 90 | 17 | 0 | 0 | AS,DL |
| Dec 2024 | 85 | 13 | 0 | 0 | AS,DL |
| Nov 2024 | 80 | 10 | 0 | 0 | AS,DL,OO |
| Oct 2024 | 79 | 17 | 0 | 0 | AS,OO |
| Sep 2024 | 90 | 26 | 0 | 0 | OO,AS |
| Aug 2024 | 93 | 35 | 0 | 0 | AS,OO |
| Jul 2024 | 93 | 19 | 1 | 0 | AS,OO |
| Jun 2024 | 90 | 23 | 0 | 0 | AS,DL,OO |
| May 2024 | 94 | 14 | 0 | 1 | AS,DL,OO |
| Apr 2024 | 90 | 19 | 0 | 0 | AS,DL |
| Mar 2024 | 87 | 17 | 0 | 0 | AS,DL |
| Feb 2024 | 75 | 9 | 0 | 0 | AS,DL |
| Jan 2024 | 82 | 20 | 2 | 0 | AS,DL,OO |
Cancellation Rate
0.2%
5 of 2,104 flights
Diversion Rate
0.0%
1 of 2,104 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
SEA - Seattle
Full on-time, delay-cause, and seasonal performance for Seattle, WA.
Origin airport →TUS - Tucson
Full on-time, delay-cause, and seasonal performance for Tucson, AZ.
Destination airport →Compare the two airports
See SEA and TUS side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to SEA–TUS.
Routes with a similar on-time rate
What the Data Says About SEA to TUS
Bureau of Transportation Statistics records show Seattle to Tucson (SEA to TUS) running a 82.1% on-time rate over 5,852 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 57.1 minutes. The 1,216-mile corridor is served by 11 carriers, and over the last 24 months 0.2% of 2,104 flights were cancelled, 0.0% diverted.
The monthly split is wide on this route: Feb 2024 posted the strongest performance at 88% on-time, while Aug 2024 came in at just 62% - a 26-point swing worth factoring into travel timing.
Frequently Asked Questions
How often are flights delayed from SEA to TUS? ▼
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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.
Read our methodology - how this data is sourced, computed, and verified.
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.