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DelayAtlas

Route reliability record

XNA→ORD

Bentonville to Chicago

Flights
1,895
Period
September 2025 to August 2026
Distance
522 mi
Carriers
5
BGRADE

This route lands a B, level with the national rate of 77.3%. Roughly one flight in four arrives 15 minutes late or worse, and those flights are late by an hour and a half on average. That rests on 1,895 XNA to ORD flights, with a median arrival 8 minutes early.

Best time to fly XNA to ORD: a 5am–8am departure, ideally on a Saturday. Flights in that window arrived on time 86.2% of the time and Saturday flights 80.5%, against 77.3% for the route overall.

The US average over the same twelve months is 77.3%, so there is little to separate this route from the country as a whole. The variation that matters here is internal: which carrier, and what time of day.

Key figures

On time

77.3%

Arrivals under 15 minutes late, of 1,846 completed flights

Avg delay

87 min

Across delayed arrivals only, not all flights

Cancelled

2.11%

National rate is 1.89%

Best carrier

Envoy

77.0% on time across 1,603 flights

These figures cover 1,895 flights between September 2025 and August 2026. Beyond the headline rate, 10.2% of arrivals land a full hour or more behind schedule, against 8.3% nationally.

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Carrier by carrier

Which airline is most reliable on XNA to ORD

Only one carrier clears this site's 365-flight floor here, so there is no comparison to draw. The table below is the full picture.

On-time performance by carrier on XNA to ORD
AirlineFlightsOn timeAvg delayCancelledGrade
Republic Airwaysthin sample10780.6%66 min2.80%B
SkyWest Airlinesthin sample17579.6%71 min5.71%B−
Envoy Air1,60377.0%88 min1.68%B
American Airlinesthin sample955.6%163 min0.00%D+
United Airlinesthin sample10.0%131 min0.00%F+

Flight by flight

Flights on XNA to ORD

The flight numbers below flew this route at least 250 times in the period, busiest first. Each has its own record, with its schedule and delay causes.

Timetable by Aviasales, a Travelpayouts partner. Booking through it may earn this site a commission at no cost to you; it changes no figure here.

Departure window

The best time of day to leave

Departure time matters more here than the choice of carrier. The gap between the best and worst window is 28 points, against half a point between the best and worst carrier.

  • 5am–8am578 flights86.2%
  • 8am–11am408 flights82.8%
  • 11am–2pm118 flights71.4%
  • 2pm–5pm361 flights72.6%
  • 5pm–8pm370 flights66.3%
  • 8pm–5am60 flights58.2%

Scale runs 50% to 90%.

The 8pm–5am window is where this operation falls apart: 58.2% on time, against 86.2% for the 5am–8am slot. By evening the aircraft flying these rotations have absorbed a full day of small delays and there is no slack left to recover in. The 5am–8am window is the busiest, with 578 flights scheduled in it.

Explore

Filter XNA to ORD by airline, time, month and day

Pick a breakdown and a carrier. The dashed mark on each row is the same slice for every US flight.

On XNA to ORD, the best departure window is 5am–8am at 86.2% on time and the worst is 8pm–5am at 58.2%, a wide gap of 28.0 points. All US flights leaving 5am–8am ran 89.3%.

  • 5–8am86.2%
  • 8–11am82.8%
  • 11am–2pm71.4%
  • 2–5pm72.6%
  • 5–8pm66.3%
  • 8pm–5am58.2%

best all US flightsScale 50% to 95%.

Across the year

When delays peak on this route

This route's year swings by 13 points from best month to worst, which is wide. An annual average tells you very little about the week you are actually flying, so read the strip rather than the headline if your dates are fixed.

On-time rate by calendar month84J81F71M77A79M75J78J78A84S77O72N75D
Darker means more delays. Figures are on-time percentages.September best, March worst

September is the best month on the calendar at 84.3% on time. Shoulder season thins the schedule and takes the summer weather with it, and the operation gets its margin back. July was the busiest month here, with 247 flights.

Across the week, Saturday is the strongest day at 80.5% on time and Friday the weakest at 74.3%, a spread of 6 points.

On-time rate by day of the week75.6Mon77.3Tue78.4Wed77.0Thu74.3Fri80.5Sat78.4Sun
Monday: 75.6 percent on time. Tuesday: 77.3 percent on time. Wednesday: 78.4 percent on time. Thursday: 77.0 percent on time. Friday: 74.3 percent on time. Saturday: 80.5 percent on time. Sunday: 78.4 percent on time

Delay causes

Why this route gets delayed

Late-arriving aircraft accounts for 45% of the 36,000 delay minutes carriers reported here, and the remaining four split what is left.

  • Late-arriving aircraft
    45%
  • National Airspace System
    26%
  • Carrier
    20%
  • Extreme weather
    10%
  • Security
    0%

45% of delay minutes trace back to a late-arriving aircraft, meaning the plane was already behind before it got here. Across 36,000 reported delay minutes here, that single category outweighs weather by 5 to one. The split is drawn from 36,257 reported delay minutes.

The practical consequence: the 5am–8am departure is the one that starts clean. Its aircraft has no earlier leg to be late from, which is exactly why that window shows 86.2% on time here.

Cancellations sit at 2.11% against a national 1.89%, which is ordinary. Diversions add another 0.47%.

Connections and stage length

What a delay here actually costs

10.2% of arrivals land a full hour or more behind schedule, against 8.3% nationally. Ninety minutes is the honest minimum for a connection here, and two hours if the onward flight is on a separate ticket.

The 522 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.

The return leg runs 75.6% on time across 1,891 flights, within 2 points of this direction. The two legs are scored separately because they usually differ; on this city pair they happen not to.

The sample behind these figures is 1,895 flights, enough that the headline rate is stable to within roughly a point. The hour-block and month splits divide that further, so read the thinner bars with more caution than the headline.

Work out the risk of missing a connection in ORD after this flight

What to do with this

Booking this route

Put together: the calendar is the biggest lever here, not the carrier or the hour. September runs 84.3% on time and March 71.4%, a swing of 13 points. If the dates move at all, move them out of March before you think about anything else. 1,846 completed flights over 12 months sit behind that.

Common questions

XNA to ORD questions

How often is XNA to ORD delayed?

Roughly one flight in four arrives at least 15 minutes late, which is the Department of Transportation's definition of a delayed arrival. That works out to 22.7% of the 1,895 flights in this analysis, against 22.7% nationally. Delayed flights are late by an hour and a half on average.

How reliable is XNA to ORD compared with the rest of the country?

77.3% of flights arrive on time here against a national 77.3%, a difference of half a point in its favour. That is worth a B on this site's grading scale.

What time of day has the fewest delays on XNA to ORD?

The 5am–8am departure window is the strongest at 86.2% on time. The 8pm–5am window is the weakest at 58.2%, 28 points behind. Later departures inherit delays from earlier flights the same aircraft has already flown, which is why the curve slopes the way it does.

How bad are March delays on XNA to ORD?

March is the weakest month at 71.4% on time, compared with 84.3% in September. Across the year that is 13 points between the best and worst months. Moving flexible dates out of that month is one of the few things that reliably helps.

Related

Where to go next

Direction matters. XNA to ORD and ORD to XNA are scored separately because they are separate operations, with different departure banks and different aircraft. Compare the return leg.

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