Route
SEA → SAN
Seattle–Tacoma International Airport San Diego International Airport
Alerts at SEA and SAN
-
Read the story →
Watch Ground Delay Program SAN
Ground Delay Program at San Diego International Airport (SAN): Average 37 minutes, up to 1 hour and 11 minutes
Reason: airport volume
Airport status
How punctual is this route?
- On-time arrivals
- 75.0%
- Less than 15 minutes late
- Cancelled
- 0.9%
- Of scheduled flights
- Average delay when late
- 52 min
- Flights arriving 15+ minutes late
- Flights tracked
- 4,647
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 36%
- Airline (crew, maintenance, cleaning) 33%
- Late-arriving aircraft 28%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 81.7% | 387 |
| October 2025 | 75.4% | 348 |
| November 2025 | 71.2% | 319 |
| December 2025 | 68.4% | 358 |
| January 2026 | 80.0% | 334 |
| February 2026 | 81.6% | 306 |
| March 2026 | 76.1% | 388 |
| April 2026 | 88.0% | 409 |
| May 2026 | 83.2% | 427 |
| June 2026 | 73.2% | 436 |
| July 2026 | 64.7% | 457 |
| August 2026 | 60.6% | 478 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Alaska Airlines | 2,728 | 73.3% | 1.0% | 50 min |
| Delta Air Lines | 1,710 | 81.1% | 0.9% | 58 min |
| Southwest Airlines | 208 | 47.1% | 0.0% | 49 min |
| SkyWest Airlines | 1 | 100.0% | 0.0% | — |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
DL2572
18% late · 361 flights
-
DL2672
26% late · 359 flights
-
DL2508
10% late · 349 flights
-
DL2533
23% late · 339 flights
-
DL2613
17% late · 274 flights
-
AS650
22% late · 240 flights
-
AS697
23% late · 234 flights
-
AS765
24% late · 222 flights
-
AS623
30% late · 205 flights
-
AS1367
12% late · 197 flights
-
AS621
22% late · 186 flights
-
AS1369
17% late · 113 flights
-
AS1346
47% late · 70 flights
-
AS1348
46% late · 70 flights
-
AS467
41% late · 70 flights
-
AS1388
54% late · 68 flights
-
AS1361
11% late · 64 flights
-
AS336
64% late · 64 flights
-
AS1471
30% late · 61 flights
-
AS1432
30% late · 60 flights
-
AS1424
17% late · 59 flights
-
AS254
41% late · 58 flights
-
WN196
42% late · 57 flights
-
AS1156
17% late · 55 flights
Reviews
No reviews yet. Be the first to review this route.