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Route · SIT → KTN · 2020–2025 BTS data

Sitka to Ketchikan

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), SIT to KTN (Sitka to Ketchikan) ranks #4109 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

87.5%
On-time
+8.5 pts
vs US avg
65 min
Delay when late
1,563
Flights
#4109 of 4927
Corpus placement

Cancelled

1.4%

Best Month

N/A

Worst Month

N/A

Distance

183 mi

Carriers

1

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 31 6 2 1 AS
Oct 2025 31 2 0 0 AS
Sep 2025 30 3 0 1 AS
Aug 2025 31 8 0 0 AS
Jul 2025 31 2 0 0 AS
Jun 2025 30 0 0 0 AS
May 2025 31 3 0 0 AS
Apr 2025 30 2 0 0 AS
Mar 2025 31 1 1 0 AS
Jan 2025 31 4 0 3 AS
Dec 2024 31 6 0 0 AS
Nov 2024 30 3 0 0 AS
Oct 2024 31 4 1 0 AS
Sep 2024 30 2 0 0 AS
Aug 2024 31 1 1 0 AS
Jul 2024 31 5 0 0 AS
Jun 2024 30 2 0 0 AS
May 2024 31 3 0 0 AS
Apr 2024 30 2 0 0 AS
Mar 2024 31 1 2 0 AS
Jan 2024 31 5 2 0 AS
Dec 2023 31 3 1 0 AS
Nov 2023 30 2 0 1 AS
Oct 2023 31 6 0 0 AS

SIT–KTN seasonal on-time pattern

Best: May (92.7%) · weakest: December (80.6%)

75%80%85%90%95% JanMarAprMayJunJulAugSepOctNovDec 80.6%

Strongest calendar month

May

92.7% on-time · ~31 flights/mo

Busiest calendar month

January

~31 flights/mo avg

Weakest calendar month

December

80.6% on-time · ~31 flights/mo

Cancellation Rate

1.4%

10 of 736 flights

Diversion Rate

0.8%

6 of 736 flights

Explore origin & destination

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

SIT - Sitka

Full on-time, delay-cause, and seasonal performance for Sitka, AK.

SIT on-time profile

KTN - Ketchikan

Full on-time, delay-cause, and seasonal performance for Ketchikan, AK.

KTN on-time profile

Compare the two airports

See SIT and KTN side by side on delays, cancellations, and reliability.

Compare SIT vs KTN

Origin-hub reliability standing

Among SIT's stronger departures

SIT → KTN posts a 87.5% on-time rate, landing in the ≥85% band with 2 of 3 BTS-tracked routes leaving Sitka. The same hub also shows 1 mid-band and 0 challenged departures · fleet-wide on-time rank #523 of 4927 (highest on-time = #1).

What the Data Says About SIT to KTN

Sitka to Ketchikan (SIT to KTN) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 87.5% on-time rate across 1,563 flights, with delays that do happen averaging 64.9 minutes. The corridor runs roughly 183 miles and is served by 1 carrier. Over the most recent 24 months, 10 of 736 flights were cancelled (1.4%) and 6 diverted (0.8%).

Monthly performance data for this route did not show a clear best/worst split in the sample window; review the monthly table above for period-by-period detail.

On the multi-year calendar, SIT–KTN peaks in May at 92.7% on-time while January carries the heaviest traffic (~31 flights per month) ; the softest month is December at 80.6%, 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 SIT to KTN rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, SIT to KTN ranks #4109 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 SIT to KTN? ▼
Flights from Sitka to Ketchikan have a 87.5% on-time rate based on 1,563 flights. The average delay is 64.9 minutes.
What is the cancellation rate for SIT to KTN? ▼
Over the last 24 months, 1.4% of flights on this route were cancelled (10 of 736 flights) and 0.8% were diverted.
How far is the flight from SIT to KTN? ▼
The flight distance from Sitka (SIT) to Ketchikan (KTN) is approximately 183 miles. This route is served by 1 carrier.

Airports on this route

SIT Airport

Sitka
KTN Airport

Ketchikan
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 SIT–KTN data

SIT–KTN runs 8.5 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare SIT and KTN airport profiles: delay causes and top routes differ even on the same corridor. SIT airport
  • If your dates flex, May (92.7% on-time) beats December (80.6%) on this corridor. Seasonal chart
  • 4 other routes post a similar 87.5% 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.