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882 km · Domestic

James M. Cox Dayton (DAY) – LaGuardia (LGA)

In September 2025, 3 flights operated between James M. Cox Dayton and LaGuardia (both directions), and 66.7% left on time, according to the US BTS.

Official · September 2025 according to the US BTS only airlines required to report on-time data to the US DOT

Flights per month

Only complete months are shown. A month appears once the source has published every day of it.

The most recent periods12 periods
PeriodFlights operated 2024Flights operated 2025Change vs last year
January–53–
February–51–
March–52–
April–52–
May–49–
June–38–
July–38–
August–41–
September–3–
October68––
November98––
December97––

On-time departures by month

Departures within 15 minutes of schedule.

The most recent periods12 periods
PeriodOn-time departures 2024On-time departures 2025Change vs last year
January–90.6%–
February–90.2%–
March–88.5%–
April–90.4%–
May–81.6%–
June–68.4%–
July–68.4%–
August–82.9%–
September–66.7%–
October94.1%––
November93.9%––
December79.4%––

Cancelled flights by month

The most recent periods12 periods
PeriodCancelled flights 2024Cancelled flights 2025Change vs last year
January–1–
February–1–
March–0–
April–0–
May–3–
June–5–
July–8–
August–1–
September–0–
October0––
November0––
December0––

Airlines on this route

  1. Republic Airways 82.2%
  2. Endeavor Air 17.8%

Oct 1, 2024 – Sep 30, 2025

By direction

DAY → LGA

Scheduled flights
330
Flights operated
325
Cancelled
5 · 1.5%
On-time departures
86.8%

LGA → DAY

Scheduled flights
329
Flights operated
315
Cancelled
14 · 4.3%
On-time departures
84.4%

DAY → LGA and LGA → DAY counted separately.

Airlines on this route

Oct 1, 2024 – Sep 30, 2025
AirlineScheduled flights Share On-time departures Cancelled
Republic Airways YX 542 82.2% 85.3% 19
Endeavor Air 9E 117 17.8% 87.2% 0

Shares are of scheduled flights in the period shown. Codeshare flights are counted once, under the operating airline.

Flight timing & delays

Historical departures, grouped by the scheduled local time at the departure airport. These are recorded outcomes, not a forecast for your flight.

Times are local to the departure airport of each flight; both directions are combined.

US domestic sectors recorded by BTS

Source: the US BTS · Oct 13, 2024 → Sep 2, 2025

Recorded flights659DAY–LGA

Departure hour

Recorded flights Partial coverage: only airlines that report on-time data to the US DOT
00:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 01:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 02:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 03:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 04:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 05:00 · 64 · 64 recorded · 63 measured · Source: the US BTS 06:00 · 22 · 22 recorded · 21 measured · Source: the US BTS 07:00 · 59 · 59 recorded · 58 measured · Source: the US BTS 08:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 09:00 · 25 · 25 recorded · 25 measured · Source: the US BTS 10:00 · 3 · 3 recorded · 3 measured · Source: the US BTS 11:00 · 41 · 41 recorded · 41 measured · Source: the US BTS 12:00 · 130 · 130 recorded · 130 measured · Source: the US BTS 13:00 · 10 · 10 recorded · 10 measured · Source: the US BTS 14:00 · 13 · 13 recorded · 13 measured · Source: the US BTS 15:00 · 144 · 144 recorded · 142 measured · Source: the US BTS 16:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 17:00 · 1 · 1 recorded · 1 measured · Source: the US BTS 18:00 · 95 · 95 recorded · 89 measured · Source: the US BTS 19:00 · 25 · 25 recorded · 19 measured · Source: the US BTS 20:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 21:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 22:00 · 27 · 27 recorded · 25 measured · Source: the US BTS 23:00 · No observations · 0 recorded · 0 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

No bucket in this view has 200 measured departures yet. Flight counts are shown; on-time and delay charts become available when the sample is large enough.

View the figures
Departure hourOn-time departuresAverage departure delayWith departure timeRecorded flights
00:00No observations———
01:00No observations———
02:00No observations———
03:00No observations———
04:00No observations———
05:00Fewer than 200 measured departures—6364
06:00Fewer than 200 measured departures—2122
07:00Fewer than 200 measured departures—5859
08:00No observations———
09:00Fewer than 200 measured departures—2525
10:00Fewer than 200 measured departures—33
11:00Fewer than 200 measured departures—4141
12:00Fewer than 200 measured departures—130130
13:00Fewer than 200 measured departures—1010
14:00Fewer than 200 measured departures—1313
15:00Fewer than 200 measured departures—142144
16:00No observations———
17:00Fewer than 200 measured departures—11
18:00Fewer than 200 measured departures—8995
19:00Fewer than 200 measured departures—1925
20:00No observations———
21:00No observations———
22:00Fewer than 200 measured departures—2527
23:00No observations———

Day of week

Recorded flights Partial coverage: only airlines that report on-time data to the US DOT
Monday · 113 · 113 recorded · 109 measured · Source: the US BTS Tuesday · 113 · 113 recorded · 110 measured · Source: the US BTS Wednesday · 110 · 110 recorded · 106 measured · Source: the US BTS Thursday · 108 · 108 recorded · 105 measured · Source: the US BTS Friday · 94 · 94 recorded · 93 measured · Source: the US BTS Saturday · 24 · 24 recorded · 23 measured · Source: the US BTS Sunday · 97 · 97 recorded · 94 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

No bucket in this view has 200 measured departures yet. Flight counts are shown; on-time and delay charts become available when the sample is large enough.

View the figures
Day of weekOn-time departuresAverage departure delayWith departure timeRecorded flights
MondayFewer than 200 measured departures—109113
TuesdayFewer than 200 measured departures—110113
WednesdayFewer than 200 measured departures—106110
ThursdayFewer than 200 measured departures—105108
FridayFewer than 200 measured departures—9394
SaturdayFewer than 200 measured departures—2324
SundayFewer than 200 measured departures—9497

Month of year

Months combine the same calendar month across the years shown; this is a seasonal pattern, not a monthly time series.

Recorded flights Partial coverage: only airlines that report on-time data to the US DOT
Jan · 54 · 54 recorded · 53 measured · Source: the US BTS Feb · 52 · 52 recorded · 51 measured · Source: the US BTS Mar · 52 · 52 recorded · 52 measured · Source: the US BTS Apr · 52 · 52 recorded · 52 measured · Source: the US BTS May · 52 · 52 recorded · 49 measured · Source: the US BTS Jun · 43 · 43 recorded · 38 measured · Source: the US BTS Jul · 46 · 46 recorded · 38 measured · Source: the US BTS Aug · 42 · 42 recorded · 41 measured · Source: the US BTS Sep · 3 · 3 recorded · 3 measured · Source: the US BTS Oct · 68 · 68 recorded · 68 measured · Source: the US BTS Nov · 98 · 98 recorded · 98 measured · Source: the US BTS Dec · 97 · 97 recorded · 97 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

No bucket in this view has 200 measured departures yet. Flight counts are shown; on-time and delay charts become available when the sample is large enough.

View the figures
Month of yearOn-time departuresAverage departure delayWith departure timeRecorded flights
JanFewer than 200 measured departures—5354
FebFewer than 200 measured departures—5152
MarFewer than 200 measured departures—5252
AprFewer than 200 measured departures—5252
MayFewer than 200 measured departures—4952
JunFewer than 200 measured departures—3843
JulFewer than 200 measured departures—3846
AugFewer than 200 measured departures—4142
SepFewer than 200 measured departures—33
OctFewer than 200 measured departures—6868
NovFewer than 200 measured departures—9898
DecFewer than 200 measured departures—9797

Delay and on-time rates need at least 200 measured departures per bucket. Smaller samples remain visible in the flight-count chart. An empty slot means no observations, not zero flights.

Recorded outcomes

  • On time 83.2% 548
  • Delayed >15 min 14.0% 92
  • Cancelled 2.9% 19
  • Missing departure time 0.0% 0

All recorded flights with a known scheduled local time, counted once. Missing actual times are shown separately.

On time means departing no more than 15 minutes after schedule. Cancelled flights and flights missing departure times are excluded from the on-time rate and average delay.

Flight numbers on this route

4
Flight numbersBy direction DeparturesOn time
YX4515 LGA → DAY 246 83.6%
YX4633 DAY → LGA 246 84.7%
9E9E5102 DAY → LGA 59 89.8%
9E9E5049 LGA → DAY 58 84.5%

Flight numbers are the codes sold on tickets. On shared flights one aircraft can carry several of them. Only numbers with at least 30 flights have a page.

Monthly figures
PeriodFlights operated Change vs last yearCancelled On-time departures
September 2025 3 0 66.7%
August 2025 41 1 82.9%
July 2025 38 8 68.4%
June 2025 38 5 68.4%
May 2025 49 3 81.6%
April 2025 52 0 90.4%
March 2025 52 0 88.5%
February 2025 51 1 90.2%
January 2025 53 1 90.6%
December 2024 97 0 79.4%
November 2024 98 0 93.9%
October 2024 68 0 94.1%

How to read this chart

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