DL438: Delta flight 438
Seattle (SEA) → Boston (BOS) · departs 11:08a, lands 7:41p local · Mon, Tue, Wed, Thu, Fri, Sun
The timetable below has every scheduled departure; for today's flight, check Delta.
An estimate from the published timetable, not live tracking: it cannot know about delays, diversions or cancellations.
Live status at Delta →The route
One hop: SEA → BOSDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
DL438 timetable
Published departure and arrival times, each in its airport's local time, from the flights we sampled Oct 14–20.
| Route | Departs | Arrives | Scheduled | Days |
|---|---|---|---|---|
| SEA → BOSSeattle to Boston | 11:08a | 7:41p | 5h33m | Mon, Tue, Wed, Thu, Fri, Sun |
| SEA → BOSSeattle to Boston | 1:40p | 10:13p | 5h33m | Sat |
Other nonstops from Seattle to Boston
The departures either side of DL438. Times are Seattle time.
| Flight | Departs | Days |
|---|---|---|
| Alaska AS288 | 7:18a | Daily |
| Delta DL459 | 7:24a | Mon, Tue, Wed, Thu, Fri, Sun |
| Alaska AS306 | 9:03a | Daily |
| This flight DL438 | 11:08a | Mon, Tue, Wed, Thu, Fri, Sun |
| Delta DL474 | 3:30p | Mon, Tue, Wed, Thu, Fri, Sun |
| Alaska AS460 | 3:32p | Daily |
| Alaska AS214 | 11:00p | Daily |
All 9 flights from SEA to BOS, by time →
Flying back from Boston
Delta flies Boston to Seattle nonstop 27 times a week, from 7:55a to 7:45p: 7:55a DL384 · 10:50a DL332 · 3:47p DL2889 · 7:25p DL797 · every nonstop BOS → SEA →
How DL438 ran in our sample
5 of 7 departures left within 15 minutes of schedule (Oct 14–20). Only flights that departed are counted: cancellations are not in our data.
Aircraft: Airbus A321neo on 7 of 7.
What time does DL438 leave Seattle?
DL438 is scheduled to depart Seattle (SEA) at 11:08a (Mon, Tue, Wed, Thu, Fri, Sun), 1:40p (Sat), Seattle time, and to land in Boston (BOS) at about 7:41p local time, a scheduled 5h33m. Times are the published ones from the flights we sampled Oct 14–20; check Delta for today's.
What plane is DL438?
Airbus A321neo on 7 of the 7 DL438 flights from SEA we sampled Oct 14–20. Airlines swap aircraft, so the plane on a given day can differ.
Does DL438 fly every day?
Yes — DL438 flew Seattle to Boston every day of the week we sampled (Oct 14–20).
Is DL438 usually on time?
Of 7 DL438 departures from SEA we sampled Oct 14–20, 5 left within 15 minutes of the scheduled time. That counts only flights that departed — cancellations are not in our data — and one week is a small sample, so treat it as a hint, not a rating.
More Delta flights from Seattle
Timetable from Delta departures we observed; DL438 is a Delta Air Lines flight number, and Hop Nonstop is not affiliated with Delta. Schedules change — confirm with the airline before you travel.