Route Reliability
Tulsa → Seattle
TUL–SEA · 1,558 miles · Tulsa International Airport to Seattle–Tacoma International Airport
75
Usually Fine
WanderNerd Reliability Score
- 78%
- Arrive within 15 minutes
- 9 min
- Average arrival delay
- 0%
- Cancelled
- 75
- Flights in the data
Data through May 2026.
Alaska Airlines is the only airline in this data on this route, arriving on time 78% of the time across 75 flights. No comparison to make.
What the data says
Departure time hasn't mattered much.
On-time rates stay between 78% and 79% across the day.
Wednesdays have been rough.
TUL–SEA flights arrived on time 100% of the time on Saturdays and just 55% on Wednesdays. That gap is worth planning around.
Flights on this route
The breakdown
- Mon90%(10 flights)
- Tue70%(10 flights)
- Wed55%(11 flights)
- Thu73%(11 flights)
- Fri73%(11 flights)
- Sat100%(10 flights)
- Sun90%(10 flights)
- 3–6 PM78%(54 flights)
- 6–9 PM79%(19 flights)
80%
May
Mar 62% → May 80% on time
| Month | On-time percentage | Flights |
|---|---|---|
| March 2026 | 62% | 13 |
| April 2026 | 83% | 30 |
| May 2026 | 80% | 30 |
Keep nerding
Based on 75 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.