Route · DAL → SJC · 2020–2025 BTS data
Dallas to San Jose
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), DAL to SJC (Dallas to San Jose) ranks #3170 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 79.1%
- On-time
- +0.1 pts
- vs US avg
- 57 min
- Delay when late
- 3,360
- Flights
- #3170 of 4927
- Corpus placement
Cancelled
0.8%
Best Month
Oct 2024 93%
Worst Month
Jul 2025 68%
Distance
1,450 mi
Carriers
1
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 31 | 10 | 0 | 0 | WN |
| Nov 2025 | 32 | 7 | 1 | 0 | WN |
| Oct 2025 | 56 | 11 | 1 | 0 | WN |
| Sep 2025 | 47 | 7 | 0 | 1 | WN |
| Aug 2025 | 49 | 9 | 0 | 0 | WN |
| Jul 2025 | 62 | 20 | 2 | 0 | WN |
| Jun 2025 | 59 | 19 | 2 | 0 | WN |
| May 2025 | 53 | 12 | 3 | 0 | WN |
| Apr 2025 | 51 | 12 | 0 | 0 | WN |
| Mar 2025 | 49 | 11 | 0 | 0 | WN |
| Feb 2025 | 43 | 9 | 0 | 0 | WN |
| Jan 2025 | 39 | 5 | 0 | 0 | WN |
| Dec 2024 | 45 | 11 | 0 | 0 | WN |
| Nov 2024 | 46 | 9 | 0 | 0 | WN |
| Oct 2024 | 55 | 4 | 0 | 0 | WN |
| Sep 2024 | 47 | 7 | 0 | 0 | WN |
| Aug 2024 | 49 | 8 | 0 | 0 | WN |
| Jul 2024 | 58 | 17 | 1 | 0 | WN |
| Jun 2024 | 55 | 17 | 0 | 0 | WN |
| May 2024 | 58 | 17 | 0 | 0 | WN |
| Apr 2024 | 55 | 13 | 0 | 0 | WN |
| Mar 2024 | 50 | 11 | 0 | 0 | WN |
| Feb 2024 | 42 | 12 | 0 | 0 | WN |
| Jan 2024 | 47 | 12 | 0 | 0 | WN |
DAL–SJC seasonal on-time pattern
Best: February (86.6%) · weakest: June (69.1%)
Strongest calendar month
February
86.6% on-time · ~48 flights/mo
Busiest calendar month
May
~58 flights/mo avg
Weakest calendar month
June
69.1% on-time · ~55 flights/mo
Cancellation Rate
0.8%
10 of 1,178 flights
Diversion Rate
0.1%
1 of 1,178 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
DAL - Dallas
Full on-time, delay-cause, and seasonal performance for Dallas, TX.
DAL on-time profileSJC - San Jose
Full on-time, delay-cause, and seasonal performance for San Jose, CA.
SJC on-time profileCompare the two airports
See DAL and SJC side by side on delays, cancellations, and reliability.
Compare DAL vs SJCOrigin-hub reliability standing
Mid-pack among DAL departures
From DAL, this corridor sits with 47 other 75–85% on-time routes out of 57 tracked departures, not the hub's reliability leaders (0 at ≥85%) and not the softest ( 10 below 75%). Destination: San Jose · fleet on-time rank #3476 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to DAL–SJC.
Routes with a similar on-time rate
What the Data Says About DAL to SJC
3,360 tracked flights put the DAL to SJC pairing (Dallas to San Jose) at a 79.1% on-time rate, squarely in line with the wider network. Delays that do occur run 57.0 minutes on average. Across the 1,450-mile route and its 1 carrier, the trailing 24 months show 0.8% cancelled and 0.1% diverted (1,178 flights sampled).
The monthly split is wide on this route: Oct 2024 posted the strongest performance at 93% on-time, while Jul 2025 came in at just 68% - a 25-point swing worth factoring into travel timing.
On the multi-year calendar, DAL–SJC peaks in February at 86.6% on-time while May carries the heaviest traffic (~58 flights per month) ; the softest month is June at 69.1%, a 17.5-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does DAL to SJC rank among US routes by traffic? ▼
How often are flights delayed from DAL to SJC? ▼
What is the cancellation rate for DAL to SJC? ▼
How far is the flight from DAL to SJC? ▼
When is the best time to fly from DAL to SJC? ▼
Airports on this route
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 DAL–SJC data
DAL–SJC is mid-pack at 79.1% on-time; month and carrier mix move more than the corridor headline.
- Compare DAL and SJC airport profiles: delay causes and top routes differ even on the same corridor. DAL airport
- If your dates flex, February (86.6% on-time) beats June (69.1%) on this corridor. Seasonal chart
- 4 other routes post a similar 79.1% 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.
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.