PlainFlights

Route · AUS → BOS · 2020–2025 BTS data

Austin to Boston

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), AUS to BOS (Austin to Boston) ranks #1587 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

75.1%
On-time
-3.9 pts
vs US avg
98 min
Delay when late
7,816
Flights
#1587 of 4927
Corpus placement

Cancelled

1.2%

Best Month

Feb 2025 90%

Worst Month

Oct 2025 54%

Distance

1,698 mi

Carriers

16

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 125 41 3 0 B6,DL,WN
Nov 2025 131 45 2 1 DL,B6,WN
Oct 2025 151 70 1 0 B6,DL,WN
Sep 2025 137 53 2 0 WN,DL,B6
Aug 2025 141 39 0 0 WN,B6,DL
Jul 2025 142 52 5 1 B6,WN,DL
Jun 2025 137 54 1 0 B6,WN,DL
May 2025 118 45 1 1 B6,DL
Apr 2025 106 26 2 1 DL,B6
Mar 2025 110 30 1 0 B6,DL
Feb 2025 87 9 2 1 B6,DL
Jan 2025 90 18 0 0 B6,DL,WN
Dec 2024 112 26 0 0 B6,DL,WN
Nov 2024 99 20 0 0 B6,WN,DL,AA
Oct 2024 120 16 0 1 DL,B6,AA
Sep 2024 120 20 0 0 AA,B6,DL
Aug 2024 126 37 4 0 AA,B6,DL,WN
Jul 2024 131 44 6 0 AA,B6,DL,WN
Jun 2024 133 47 0 1 AA,B6,DL,WN
May 2024 150 61 2 0 AA,B6,DL
Apr 2024 139 45 1 1 AA,B6,DL
Mar 2024 107 22 0 0 AA,B6,DL
Feb 2024 93 21 0 0 AA,B6,DL
Jan 2024 112 28 1 1 AA,B6,DL

AUS–BOS seasonal on-time pattern

Best: February (80.1%) · weakest: June (68.0%)

65%70%75%80%85% JanFebMarAprMayJunJulAugSepOctNovDec 75.3%

Strongest calendar month

February

80.1% on-time · ~98 flights/mo

Busiest calendar month

October

~157 flights/mo avg

Weakest calendar month

June

68.0% on-time · ~130 flights/mo

Cancellation Rate

1.2%

34 of 2,917 flights

Diversion Rate

0.3%

9 of 2,917 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

AUS - Austin

Full on-time, delay-cause, and seasonal performance for Austin, TX.

AUS on-time profile

BOS - Boston

Full on-time, delay-cause, and seasonal performance for Boston, MA.

BOS on-time profile

Compare the two airports

See AUS and BOS side by side on delays, cancellations, and reliability.

Compare AUS vs BOS

Origin-hub reliability standing

Mid-pack among AUS departures

From AUS, this corridor sits with 45 other 75–85% on-time routes out of 55 tracked departures, not the hub's reliability leaders (3 at ≥85%) and not the softest ( 7 below 75%). Destination: Boston · fleet on-time rank #4444 of 4927.

What the Data Says About AUS to BOS

The Austin to Boston corridor (AUS to BOS) posts a 75.1% on-time rate on the lower edge of the average band, based on 7,816 tracked flights. Late flights run 98.3 minutes behind on average. 16 carriers cover the 1,698-mile route; over the last 24 months, 34 of 2,917 flights were cancelled (1.2%) and 0.3% diverted.

The monthly split is wide on this route: Feb 2025 posted the strongest performance at 90% on-time, while Oct 2025 came in at just 54% - a 36-point swing worth factoring into travel timing.

On the multi-year calendar, AUS–BOS peaks in February at 80.1% on-time while October carries the heaviest traffic (~157 flights per month) ; the softest month is June at 68.0%, a 12.1-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does AUS to BOS rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, AUS to BOS ranks #1587 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 AUS to BOS? ▼
Flights from Austin to Boston have a 75.1% on-time rate based on 7,816 flights. The average delay is 98.3 minutes. The best recent month was Feb 2025 with 90% on-time.
What is the cancellation rate for AUS to BOS? ▼
Over the last 24 months, 1.2% of flights on this route were cancelled (34 of 2,917 flights) and 0.3% were diverted.
How far is the flight from AUS to BOS? ▼
The flight distance from Austin (AUS) to Boston (BOS) is approximately 1,698 miles. This route is served by 16 carriers.
When is the best time to fly from AUS to BOS? ▼
The best recent month for on-time performance was Feb 2025 (90% on-time). The worst was Oct 2025 (54% on-time). Consider booking during months with historically better performance.

Airports on this route

AUS Airport

Austin
BOS Airport

Boston
Data source

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

Read our methodology - how this data is sourced, computed, and verified.

Using AUS–BOS data

AUS–BOS is mid-pack at 75.1% on-time; month and carrier mix move more than the corridor headline.

  • Compare AUS and BOS airport profiles: delay causes and top routes differ even on the same corridor. AUS airport
  • If your dates flex, February (80.1% on-time) beats June (68.0%) on this corridor. Seasonal chart
  • 4 other routes post a similar 75.1% 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.