DL817Delta Air Lines · BOS → RDU
live · 1h ago
Route confirmed Delta Air Lines

DL817 BostonBOS · 20:05 Raleigh/DurhamRDU · 22:15

DL817 by Delta Air Lines flies from Boston (BOS) to Raleigh/Durham (RDU) for the Sun, Aug 16 departure.

Right nowExpected in Raleigh/Durham · today
23:14

arrival expected at RDU · 59 min late

⚖ DL817 typically leaves +107 and lands +66. The air wins minutes back.
Typical gate push+107 minmedian posted departure
Typical arrival+66 minmedian over 13 operations
Wins back in air~41 minmedian gate push vs arrival · how planes make up time → Cancellation0 in 13tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival
0+68+136+204 min
08-17
+107 gate · +59 arrival
08-16
+139 gate · +59 arrival
08-14
+204 gate · +158 arrival
08-13
+90 gate · +49 arrival
08-12
+111 gate · +75 arrival
08-11
+153 gate · +116 arrival
08-10
+107 gate · +70 arrival

The bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.

The last 30 days

arrival outcome per operation

median arrival +66 min · 0 cancelled · 13 operations tracked

The route today

live boards
BOSBostonModerate riskBOS delay board →
RDURaleigh/DurhamOn-time likelyRDU delay board →
BOS→RDUevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
45%Chance of 15+ min delay
2.7%Chance of cancellation
+10 minAvg hub delay right now

Conditions at BOS and RDU are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days.

Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Boston to Raleigh/Durham flights today

same route · Delta Air Lines
DL2066departs 06:20
DL5612departs 06:20
DL2118departs 10:00
DL2283departs 12:50
DL2782departs 16:35

If DL817 is cancelled, these are the other Delta Air Lines nonstop flights from Boston to Raleigh/Durham on the same day, with scheduled departure times in BOS local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How DL817 actually runs

Pro Flight Search has tracked every published board update for DL817 across the BOS and RDU boards: schedule changes, gate pushes and actual clocks. Usually lands ~73 min late. Based on 11 confirmed landings · 3/11 within 15 min of schedule. Pushes back late but makes up time in the air.

The verdict above is that record speaking, so it reflects how DL817 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocksaircraft

Board log

scheduled → actual, per operation
08-17BOS 20:05 21:52 (+107)RDU 22:15 23:14 (+59)
08-16BOS 20:05 22:24 (+139)RDU 22:15 23:14 (+59)
08-14BOS 20:05 23:29 (+204)RDU 22:15 00:53 (+158)
08-13BOS 20:05 21:35 (+90)RDU 22:15 23:04 (+49)
08-12BOS 20:05 21:56 (+111)RDU 22:15 23:30 (+75)
08-11BOS 20:05 22:38 (+153)RDU 22:15 00:11 (+116)
08-10BOS 20:05 21:52 (+107)RDU 22:15 23:25 (+70)
08-09BOS 20:05 20:12 (+7)RDU 22:15 01:56 (+221)
08-07BOS 20:05 00:47 (+282)RDU 22:15 02:13 (+238)
08-06BOS 20:05 20:30 (+25)RDU 22:15 21:57 (−18)
08-05BOS 20:05 20:18 (+13)RDU 22:15 21:48 (−27)
08-04BOS 20:05 20:16 (+11)RDU 22:15 21:52 (−23)
08-03BOS 20:05 21:51 (+106)RDU 22:15 23:21 (+66)

Aircraft

Recent tails: N355NB, N345NB, N340NB, N327NB.

Board clocks recorded as BOS and RDU published them.

Planning around DL817? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — DL817 Boston to Raleigh/Durham on-time performance, measured from the BOS and RDU airport boards.

Canonical URL
https://proflightsearch.com/flight/DL817
How we measure this →