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DelayAtlas

Carrier route record

YXPHLBNA

Republic Airways · Philadelphia to Nashville

Flights
224
Period
July 2025 to June 2026
Share of route
8%
Carriers
6
AGRADE

Historical statistics for July 2025 to June 2026, not live status. For today’s flights, check with Republic Airways.

Republic on PHL to BNA earns an A. More than four flights in five arrive inside the 15-minute window the DOT uses to define an on-time arrival, which puts it 9 points better than the national rate of 77.6%. When something does go wrong the average delay runs about an hour. That rests on 224 flights. The strongest carrier on the route with a full sample, Southwest Airlines, flew 910 at 78.1% on time.

Set against the rest of the country, Republic's PHL to BNA record is 9 points better than the US average of 77.6%. That gap is worth roughly 87 fewer late arrivals for every thousand flights.

Key figures

On time

86.3%

Arrivals under 15 minutes late, of 219 completed flights

Avg delay

56 min

Across delayed arrivals only, not all flights

Cancelled

1.79%

National rate is 1.81%

Whole route

75.5%

Every carrier on PHL to BNA, 2,816 flights

These figures cover 224 flights between July 2025 and June 2026. The median arrival is 13 minutes early, which is the part an average hides: most flights here are fine, and the on-time rate is decided by a tail of badly late ones. On-time means under 15 minutes late, the DOT's own threshold.

Carrier by carrier

Republic against every carrier on PHL to BNA

Republic flew 224 of the 2,816 flights on PHL to BNA, about 8% of it. Its 86.3% on time is 11 points better than the route as a whole, which runs 75.5%. Ranked by on-time rate it is first of six carriers on the route, where the range runs from Republic at 86.3% to Frontier at 68.3%. Two of those carriers flew fewer than 365 flights here, so treat their positions as rough.

The choice of carrier is not cosmetic here. Southwest Airlines arrives on time 78.1% of the time; American Airlines manages 71.8%. Sample sizes sit next to every figure, because a two-point gap across 1,059 flights means less than a ten-point one.

On-time performance by carrier on PHL to BNA
AirlineFlightsOn timeAvg delayCancelledGrade
Republic Airways (this page)thin sample22486.3%56 min1.79%A
Spirit Airlinesthin sample6979.1%80 min2.90%B
Southwest Airlines91078.1%55 min1.10%B
PSA Airlines41075.3%84 min4.39%B−
American Airlines1,05971.8%86 min2.46%C
Frontier Airlinesthin sample14468.3%79 min3.47%C−

PSA Airlines cancels 4.4% of what it schedules here, the highest in the table. A cancelled flight never appears in an on-time rate, so read that column alongside the punctuality one rather than after it.

Departure window

When Republic runs best on this route

Departure time matters more here than the choice of carrier. The gap between the best and worst window is 14 points, against 6 points between the best and worst carrier. Each bar is the on-time rate for flights scheduled inside that window.

  • 5am–8am2 flights
  • 8am–11am56 flights92.7%
  • 11am–2pm97 flights85.3%
  • 2pm–5pm38 flights78.9%
  • 5pm–8pm30 flights
  • 8pm–5am1 flights

Scale runs 70% to 100%. Rows with fewer than 30 flights show a dash.

Book the morning departure. Flights leaving between 8am–11am arrive on time 92.7% of the time, against 78.9% for the afternoon window. That is 14 points of difference for no extra money, and it comes from the same aircraft having had no earlier flight to fall behind on. The 11am–2pm window is the busiest, with 97 flights scheduled in it.

Across the year

Republic on PHL to BNA through the year

  • Jul–Sep 202532 flights80.6%
  • Oct–Dec 202523 flights
  • Jan–Mar 2026149 flights85.5%
  • Apr–Jun 202620 flights

Scale runs 70% to 90%. Rows with fewer than 30 flights show a dash.

Monthly volumes are too low here to break the year into twelve reliable readings. What the twelve-month total says is 86.3% on time across 224 flights.

Split by quarter, Republic on PHL to BNA logged 32 flights in Jul–Sep 2025, 23 flights in Oct–Dec 2025, 149 flights in Jan–Mar 2026 and 20 flights in Apr–Jun 2026. Fewer than three of those quarters carried the 30 completed flights this site needs before printing a rate, so the 86.3% annual figure is the one to use.

Across the week, Wednesday is the strongest day at 96.7% on time and Thursday the weakest at 76.7%. 20 points is a smaller lever than departure hour, but it is free.

On-time rate by day of the weekMon82.4Tue96.7Wed76.7Thu90.3Fri84.8Sat93.9Sun
Monday: not enough flights. Tuesday: 82.4 percent on time. Wednesday: 96.7 percent on time. Thursday: 76.7 percent on time. Friday: 90.3 percent on time. Saturday: 84.8 percent on time. Sunday: 93.9 percent on time

Delay causes

Why Republic runs late on this route

One category carries most of the weight here. Carrier accounts for 54% of the 1,668 delay minutes carriers reported, and the remaining four split what is left. The split is by minutes rather than by flights, so a few very long delays count for as much as many short ones.

  • Carrier
    54%
  • Late-arriving aircraft
    27%
  • National Airspace System
    18%
  • Extreme weather
    1%

The largest share of delay minutes, 54%, falls under carrier control: crew scheduling, maintenance, fuelling, baggage. Unlike weather, that is a management outcome, and it is the category where the gap between two carriers on the same schedule is genuinely earned. It accounts for 897 of the 1,668 delay minutes reported here. The split is drawn from 1,668 reported delay minutes.

Cancellations sit at 1.79% against a national 1.81%, which is ordinary. Diversions add another 0.45%.

Connections and stage length

What a delay here costs

Badly late arrivals are rare here: only 4.6% land an hour or more behind schedule, against 8.1% nationally. Connections built on this flight are about as safe as US domestic connections get, though a cancelled flight still ignores every layover you give it.

The 675 miles between these two airports put this in the middle of the US network, around two and a half to three hours of block time. That is enough cruise to absorb a ten-minute late pushback and not enough to absorb thirty. It is also long enough that the aircraft usually flies three or four legs a day rather than six, which slows how fast delay compounds.

The return leg is a different operation and performs like one: it runs 76.2% on time across 223 flights, 10 points below this direction. Departure banks, aircraft rotations and the congestion at each end all differ, so scoring the two directions together would average away a real 10 points of difference.

One caution: this is a thin sample. 224 flights over twelve months is enough to clear this site's floor but not enough to pin the rate down tightly, and a single bad week moves it by more than a point. Treat the grade as a rough reading.

What to do with this

Booking Republic on PHL to BNA

Put together: treat all of this as provisional. 224 flights over twelve months is enough to clear this site's floor and not enough to be confident to better than a couple of points. The 86.3% headline is the most reliable number on the page; the hour and month splits below it are built on a few dozen flights each. 219 completed flights over 12 months sit behind that.

Related

Where to go next

Source: US DOT Bureau of Transportation Statistics, on-time performance data, July 2025 to June 2026. Last updated 15 September 2026; recomputed monthly. How this data is collected.