BOS Boston Logan International Airport
live · 14m ago
Boston Logan15:39·19°C·#167/327
OPSWATCH WEATHERVFR TREND 2H▲ +21 MIN
2.4%

Boston Logan (BOS) airport tracked flights cancelled today

13 of 552 flights cancelled (2.4%). Operating flights: departures 4 min early, arrivals +5 min. Weather may also affect throughput; check the forecast below.

FAA ground delay: arrivals into BOS running about 172 min behind (reason not given).

Hour by hour
15:00today +5 min on time

Drag. Solid bars are observed. Hatched bars are expected.

Boston Logan (BOS) delays today: 61% of the 51 flights we have timed operated within 15 minutes of schedule. Departures are running 4 min early and arrivals +5 min, across 552 flights tracked so far today. 13 of 552 tracked flights have been cancelled (2.4%). FAA ground delay: arrivals into BOS running about 172 min behind (reason not given). Source: official airport boards, METAR weather, Pro Flight Search tracking. Updated 6 September 2026 at 18:56 UTC.

Departures21 timed
On time67%14
Delayed33%7
typical now 4 min early
Arrivals30 timed
On time57%17
Delayed43%13
typical now +5 min
On the boardDeparturesfull board ↗
11:09 19:15AA2980MIA Miami · gate B18+486 min
14:53 16:40B61237DTW Detroit · gate C19+107 min
15:18 15:50B6551MCO Orlando · gate C12+32 min
15:20 18:129K7031HYA Hyannis · gate C27+172 min
15:21 16:31AA1147MIA Miami · gate B17+70 min
15:27 15:31B62467CHS Charleston · gate C29+4 min
15:27 16:24B6897ATL Atlanta · gate C30+57 min
15:30UA1475ORD Chicago · gate B29on time
06:49B61159PHL PhiladelphiaCancelled
07:25B6249SAV SavannahCancelled
10:20B61055DCA WashingtonCancelled

When this board posts +15, the median flight leaves +40. Posted vs. actual across every hub: the slippage study →

Arrivalsfull board ↗
14:20 15:36B6204BDA from Hamilton+76 min
14:55 17:579K5321ACK from Nantucket+182 min
15:15 16:16B61118JFK from New York+61 min
15:15 15:33WN562MDW from Chicago+18 min
15:23 15:30B61238AUS from Austin+7 min
15:29 16:43B61336DTW from Detroit+74 min
09:50AC748YUL from MontréalCancelled
10:35B61160PHL from PhiladelphiaCancelled
12:02B6150SAV from SavannahCancelled
Running late right now212 of 483 still on the board · 44%
+486
AA2980 → Miami · dep 19:15
Flights this late at BOS still cancel only 3.1% of the time.
+278
AA12 from Los Angeles · arr 21:22
Typical claw-back on this sector is ~36 min.
+269
B6592 from Tampa · arr 00:57
Typical claw-back on this sector is ~31 min.
+255
B61388 from Los Angeles · arr 00:00
Typical claw-back on this sector is ~36 min.
In the air to BOSlive positions · 3-min feed
39aircraft inbound · next to land AS358 from Portland, lands ~15:40
AS358Portland
on final · ~15:40
SK927Copenhagen
on final · ~15:42
UA1232Denver
on final · ~15:42
DL459Seattle
on final · ~15:42

Positions as of 15:33 local · updates every 3 min. Tap any flight to watch it on its own page.

Delayed routes todaymedian · min 3 legs
MIAMiami+61m
Airlines by median delay todaymedian · min 3 legs
9KCape Air+145m
B6JetBlue+32m
Ahead32 of the 312 flights listed for the next 4 hours are already cancelled (10%).
Why6 kt NE winds, Broken at 9,000 ft. Conditions like these carry no delay penalty at BOS in our weather × delay record.
Cancelled 2.4%13 of 552 A typical day here runs ~1.8%. Today is in line with normal. Weather window Forecast (TAF) 🌤 staying clear No significant weather in the TAF window. Made up in the air Network figure ~29 min Network-wide median for delayed flights in our tracked sample.
Last 30 days

Today is the 28th worst day of the last 30. Median day: +19 min departures.

Typical week here
+24
MON
+21
TUE
+19
WED
+23
THU
+21
FRI
+18
SAT
+23
SUN

Last 90 days: lightest on Saturday (+18 min), heaviest on Monday (+24 min).

Watch this airportfree · no account

One message when BOS crosses your line, one when it clears. Nothing else, ever.

Tell me when delays go

From forecast@proflightsearch.com · one-tap unwatch in every message.

Sample · what you getBOS went yellow · departures now +34 min and building · 19:40 local. Weather clears after 03:00. → proflightsearch.com/airport-delays/boston-BOS

Boston Logan airport delays today

Cancellation watch at BOS. A typical arrival is currently +5 min, up 21 minutes over the last two hours. Departures are 4 min early. Cancellations: 13 of 552 tracked flights (2.4%). The calmest upcoming departure hour looks like 16:00 (+10 min expected).

Nearby gateways: MHT PVD BDL PWM ALB HPN · Global delay board · Nonstop routes from Boston Logan

Is Boston Logan (BOS) delayed right now?

Cancellation watch at BOS. 13 of 552 flights cancelled (2.4%). Operating flights: departures 4 min early, arrivals +5 min. Weather may also affect throughput; check the forecast below. 61% of the 51 flights we timed here today operated within 15 minutes of schedule.

What is the current weather at Boston Logan (BOS)?

Winds NE-050 at 6kt, Vis 10sm, Temp 19°C, Dew 12°C, Alt 29.99 inHg, Scattered clouds at 2900ft, Scattered clouds at 3500ft, Broken layer at 9000ft. 19°C. wind 6 kt. visibility >10 km. flight rules VFR.

What is the best day to fly from Boston Logan (BOS)?

Over the last 90 days, Saturday averaged the lightest departure delays (+18 min). Monday ran heaviest (+24 min).

How often are flights delayed at BOS today?

We tracked 552 flights today: departures 4 min early, arrivals +5 min. 2.4% of tracked operations were cancelled.

What is the TAF forecast for BOS?

The next TAF period (MVFR) forecasts: Winds NNE-020 at 8kt, Vis greater than 6sm, Vicinity Showers, Broken layer at 3000ft.

Are there cancellations at BOS today?

13 cancellations across 552 tracked flights today (2.4% of operations).

Cite this data

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Suggested citation

Pro Flight Search: Boston Logan (BOS) live delay and board tracking, measured from official airport boards.

Canonical URL
https://proflightsearch.com/airport-delays/boston-BOS
How we measure this →
Technical · METAR, flight rules & indexes
VFRRight now visual (VFR), but the forecast (TAF) below dips to marginal visual ahead: small spacing adjustments are possible.
Wind50° 6 kt
Visibility>10 km
Ceiling9,000 ft
Temp / dew19 / 12 °C
Pressure1016 hPa
KBOS 061554Z 05006KT 10SM SCT029 SCT035 BKN090 19/12 A2999 RMK AO2 SLP153 T01940117
10:00 to 13:00MVFRWinds NNE-020 at 8kt, Vis greater than 6sm, Vicinity Showers, Broken layer at 3000ft
13:00 to 16:00VFRWinds E-080 at 9kt, Vis greater than 6sm, Scattered clouds at 3000ft, Broken layer at 5000ft
16:00 to 20:00VFRWinds E-100 at 7kt, Vis greater than 6sm, Scattered clouds at 8000ft
20:00 to 23:00VFRWinds SSW-210 at 6kt, Vis greater than 6sm, Scattered clouds at 25000ft
Dep index
0.0/5Arr index
0.0/5
METAR 11:54 local · 4h ago · delay window 14:56 local · How these are computed → methodology