ON TIMEBOARD
Delta Air Lines / SEA → PHX

DL 2449 on time

Delta Air Lines 2449: Seattle to Phoenix at 11:50 a.m.; Phoenix to Seattle at 3:45 p.m. (past 12 months). Figures below the title are for SEA → PHX, its busiest leg

On time
77%
250 flights · likely 72–82%
Cancelled
2.0%
of scheduled flights
Typical arrival
−6 min
median vs schedule
When late
+81 min
average delay
Similar flights
80%
DL, same route & hour

About 1 in 4 DL 2449 flights from Seattle arrived 15+ minutes late, diverted or cancelled over the past year (23%); 2.0% were cancelled. The typical flight landed 6 minutes early.

DL 2449: SEA → PHX

Scheduled to leave Seattle at 11:50 a.m. local time. Over the past year it arrived on time 77% of the time (250 flights), in line with other DL flights on the route at that hour (80%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Apr 2025: 94% on time (17 flights)94AprMay 2025: 97% on time (31 flights)97MayJun 2025: too few flights (7 flights)JunDec 2025: too few flights (12 flights)DecJan 2026: 61% on time (31 flights)61JanFeb 2026: 64% on time (25 flights)64FebMar 2026: 90% on time (29 flights)90MarApr 2026: 80% on time (30 flights)80AprMay 2026: 90% on time (31 flights)90MayJun 2026: 83% on time (30 flights)83JunJul 2026: 71% on time (31 flights)71JulAug 2026: 87% on time (31 flights)87Aug

By day of week

DayFlightsOn time
Monday3770%
Tuesday3391%
Wednesday3482%
Thursday3678%
Friday3669%
Saturday3784%
Sunday3768%

Why it was late

Airline (crew, maintenance, ops) 59%Late inbound plane 22%Air traffic & airport (NAS) 18%Security 1%

All flights SEA → PHX · Connecting off DL 2449? Check the risk

DL 2449: PHX → SEA

Scheduled to leave Phoenix at 3:45 p.m. local time. Over the past year it arrived on time 81% of the time (245 flights), in line with other DL flights on the route at that hour (82%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Apr 2025: 90% on time (30 flights)90AprMay 2025: 97% on time (31 flights)97MayJun 2025: too few flights (7 flights)JunDec 2025: too few flights (12 flights)DecJan 2026: 90% on time (31 flights)90JanFeb 2026: 76% on time (21 flights)76FebMar 2026: 79% on time (28 flights)79MarApr 2026: 90% on time (30 flights)90AprMay 2026: 84% on time (31 flights)84MayJun 2026: 80% on time (30 flights)80JunJul 2026: 71% on time (31 flights)71JulAug 2026: 84% on time (31 flights)84Aug

By day of week

DayFlightsOn time
Monday3778%
Tuesday3388%
Wednesday3488%
Thursday3683%
Friday3678%
Saturday3382%
Sunday3672%

Why it was late

Late inbound plane 87%Airline (crew, maintenance, ops) 9%Air traffic & airport (NAS) 3%

All flights PHX → SEA · Connecting off DL 2449? Check the risk

Questions

How often is DL 2449 from SEA to PHX late?

Delta Air Lines 2449 from Seattle, WA to Phoenix, AZ arrived 15 or more minutes late, was diverted or was cancelled on 23% of 250 scheduled flights between September 2025 and August 2026. 2.0% were cancelled.

How often is DL 2449 from PHX to SEA late?

Delta Air Lines 2449 from Phoenix, AZ to Seattle, WA arrived 15 or more minutes late, was diverted or was cancelled on 19% of 245 scheduled flights between September 2025 and August 2026. 2.0% were cancelled.

Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check Delta Air Lines for today's flight. Method.