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Route · BDL → IAD · 2020–2025 BTS data

Hartford to Washington

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), BDL to IAD (Hartford to Washington) ranks #2403 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

87.8%
On-time
+8.8 pts
vs US avg
88 min
Delay when late
5,209
Flights
#2403 of 4927
Corpus placement

Cancelled

0.9%

Best Month

Jan 2025 97%

Worst Month

Apr 2025 70%

Distance

325 mi

Carriers

10

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 90 19 1 0 YX,UA
Nov 2025 79 9 0 0 UA
Oct 2025 95 9 0 0 UA,YX
Sep 2025 107 16 0 0 UA,YX
Aug 2025 78 13 2 0 YX,UA
Jul 2025 75 13 5 0 UA,YX
Jun 2025 64 19 0 0 UA,YX
May 2025 102 29 0 0 UA,YX
Apr 2025 56 17 0 0 UA
Mar 2025 57 2 0 0 YX,UA
Feb 2025 58 6 0 0 UA,YX
Jan 2025 59 2 1 0 UA,YX
Dec 2024 46 6 0 0 UA
Nov 2024 50 5 1 0 UA
Oct 2024 78 7 0 0 UA
Sep 2024 63 3 0 0 UA
Aug 2024 44 2 1 0 UA
Jul 2024 31 1 3 0 UA
Jun 2024 47 2 0 1 UA
May 2024 61 8 0 0 UA
Apr 2024 82 9 0 0 UA
Mar 2024 57 2 0 0 YX,UA
Feb 2024 49 6 0 0 UA,YX
Dec 2023 59 6 0 0 UA,YX

BDL–IAD seasonal on-time pattern

Best: March (92.9%) · weakest: June (82.3%)

80%85%90%95% JanFebMarAprMayJunJulAugSepOctNovDec 83.7%

Strongest calendar month

March

92.9% on-time · ~78 flights/mo

Busiest calendar month

October

~89 flights/mo avg

Weakest calendar month

June

82.3% on-time · ~63 flights/mo

Cancellation Rate

0.9%

14 of 1,587 flights

Diversion Rate

0.1%

1 of 1,587 flights

Origin-hub reliability standing

Among BDL's stronger departures

BDL → IAD posts a 87.8% on-time rate, landing in the ≥85% band with 7 of 22 BTS-tracked routes leaving Hartford. The same hub also shows 13 mid-band and 2 challenged departures · fleet-wide on-time rank #445 of 4927 (highest on-time = #1).

What the Data Says About BDL to IAD

Hartford to Washington (BDL to IAD) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 87.8% on-time rate across 5,209 flights, with delays that do happen averaging 88.4 minutes. The corridor runs roughly 325 miles and is served by 10 carriers. Over the most recent 24 months, 14 of 1,587 flights were cancelled (0.9%) and 1 diverted (0.1%).

The monthly split is wide on this route: Jan 2025 posted the strongest performance at 97% on-time, while Apr 2025 came in at just 70% - a 27-point swing worth factoring into travel timing.

On the multi-year calendar, BDL–IAD peaks in March at 92.9% on-time while October carries the heaviest traffic (~89 flights per month) ; the softest month is June at 82.3%, a 10.6-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does BDL to IAD rank among US routes by traffic?
According to PlainFlights' route traffic ranking, BDL to IAD ranks #2403 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from BDL to IAD?
Flights from Hartford to Washington have a 87.8% on-time rate based on 5,209 flights. The average delay is 88.4 minutes. The best recent month was Jan 2025 with 97% on-time.
What is the cancellation rate for BDL to IAD?
Over the last 24 months, 0.9% of flights on this route were cancelled (14 of 1,587 flights) and 0.1% were diverted.
How far is the flight from BDL to IAD?
The flight distance from Hartford (BDL) to Washington (IAD) is approximately 325 miles. This route is served by 10 carriers.
When is the best time to fly from BDL to IAD?
The best recent month for on-time performance was Jan 2025 (97% on-time). The worst was Apr 2025 (70% on-time). Consider booking during months with historically better performance.

Airports on this route

Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Using BDL–IAD data

BDL–IAD runs 8.8 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare BDL and IAD airport profiles: delay causes and top routes differ even on the same corridor. BDL airport
  • If your dates flex, March (92.9% on-time) beats June (82.3%) on this corridor. Seasonal chart
  • 4 other routes post a similar 87.8% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.