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880 km · Domestic

Ted Stevens Anchorage (ANC) – Ralph Wien Memorial (OTZ)

In July 2026, 58 flights operated between Ted Stevens Anchorage and Ralph Wien Memorial (both directions), and 91.4% left on time, according to the US BTS.

Official · July 2026 according to the US BTS only airlines required to report on-time data to the US DOT

Flights per month

Only complete months are shown. A month appears once the source has published every day of it.

The most recent periods19 periods
PeriodFlights operated 2025Flights operated 2026Change vs last year
January5156▲ 9.8%
February5450▼ 7.4%
March66660.0%
April60600.0%
May58580.0%
June6058▼ 3.3%
July6258▼ 6.5%
August60––
September60––
October56–in progress
November58––
December54––
Year to date (Jan–Jul)411406▼ 1.2%

On-time departures by month

Departures within 15 minutes of schedule.

The most recent periods19 periods
PeriodOn-time departures 2025On-time departures 2026Change vs last year
January94.1%62.5%▼ 33.6%
February96.3%80.0%▼ 16.9%
March89.4%86.4%▼ 3.4%
April88.3%81.7%▼ 7.5%
May94.8%89.7%▼ 5.4%
June91.7%82.8%▼ 9.7%
July88.7%91.4%▲ 3.0%
August73.3%––
September91.7%––
October94.6%–in progress
November89.7%––
December88.9%––
Year-to-date average (Jan–Jul)91.9%82.1%▼ 10.7%

Cancelled flights by month

The most recent periods19 periods
PeriodCancelled flights 2025Cancelled flights 2026Change vs last year
January94▼ 55.6%
February26▲ 200.0%
March00–
April20▼ 100.0%
May440.0%
June02–
July02–
August4––
September0––
October6–in progress
November0––
December0––
Year to date (Jan–Jul)1718▲ 5.9%

By direction

ANC → OTZ

Scheduled flights
657
Flights operated
628
Cancelled
29 · 4.4%
On-time departures
87.1%

OTZ → ANC

Scheduled flights
657
Flights operated
626
Cancelled
31 · 4.7%
On-time departures
87.1%

ANC → OTZ and OTZ → ANC counted separately.

Airlines on this route

Oct 1, 2024 – Jul 31, 2026
AirlineScheduled flights Share On-time departures Cancelled
Alaska Airlines AS 1,314 100.0% 87.1% 60

Shares are of scheduled flights in the period shown. Codeshare flights are counted once, under the operating airline.

Flight timing & delays

Historical departures, grouped by the scheduled local time at the departure airport. These are recorded outcomes, not a forecast for your flight.

Times are local to the departure airport of each flight; both directions are combined.

US domestic sectors recorded by BTS

Source: the US BTS · Oct 12, 2024 → Jul 31, 2026

Lowest average delay09:00–10:00-1.0min · 357 recorded · 341 measured
Gap to highest-delay hour8.0min09:00 ↔ 08:00
Recorded flights1,314ANC–OTZ

Departure hour

On-time departures Partial coverage: only airlines that report on-time data to the US DOT
00:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 01:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 02:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 03:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 04:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 05:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 06:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 07:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 08:00 · 82.1% · 291 recorded · 280 measured · Source: the US BTS 09:00 · 91.2% · 357 recorded · 341 measured · Source: the US BTS 10:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 11:00 · 87.4% · 648 recorded · 619 measured · Source: the US BTS 12:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 13:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 14:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 15:00 · Fewer than 200 measured departures · 4 recorded · 2 measured · Source: the US BTS 16:00 · Fewer than 200 measured departures · 5 recorded · 5 measured · Source: the US BTS 17:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 18:00 · Fewer than 200 measured departures · 9 recorded · 7 measured · Source: the US BTS 19:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 20:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 21:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 22:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 23:00 · No observations · 0 recorded · 0 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

Average departure delay Partial coverage: only airlines that report on-time data to the US DOT
00:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 01:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 02:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 03:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 04:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 05:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 06:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 07:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 08:00 · 7.0 min · 291 recorded · 280 measured · Source: the US BTS 09:00 · -1.0 min · 357 recorded · 341 measured · Source: the US BTS 10:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 11:00 · -0.0 min · 648 recorded · 619 measured · Source: the US BTS 12:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 13:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 14:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 15:00 · Fewer than 200 measured departures · 4 recorded · 2 measured · Source: the US BTS 16:00 · Fewer than 200 measured departures · 5 recorded · 5 measured · Source: the US BTS 17:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 18:00 · Fewer than 200 measured departures · 9 recorded · 7 measured · Source: the US BTS 19:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 20:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 21:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 22:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 23:00 · No observations · 0 recorded · 0 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

Recorded flights Partial coverage: only airlines that report on-time data to the US DOT
00:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 01:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 02:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 03:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 04:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 05:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 06:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 07:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 08:00 · 291 · 291 recorded · 280 measured · Source: the US BTS 09:00 · 357 · 357 recorded · 341 measured · Source: the US BTS 10:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 11:00 · 648 · 648 recorded · 619 measured · Source: the US BTS 12:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 13:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 14:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 15:00 · 4 · 4 recorded · 2 measured · Source: the US BTS 16:00 · 5 · 5 recorded · 5 measured · Source: the US BTS 17:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 18:00 · 9 · 9 recorded · 7 measured · Source: the US BTS 19:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 20:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 21:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 22:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 23:00 · No observations · 0 recorded · 0 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

View the figures
Departure hourOn-time departuresAverage departure delayWith departure timeRecorded flights
00:00No observations———
01:00No observations———
02:00No observations———
03:00No observations———
04:00No observations———
05:00No observations———
06:00No observations———
07:00No observations———
08:0082.1%7.0 min280291
09:0091.2%-1.0 min341357
10:00No observations———
11:0087.4%-0.0 min619648
12:00No observations———
13:00No observations———
14:00No observations———
15:00Fewer than 200 measured departures—24
16:00Fewer than 200 measured departures—55
17:00No observations———
18:00Fewer than 200 measured departures—79
19:00No observations———
20:00No observations———
21:00No observations———
22:00No observations———
23:00No observations———

Day of week

Recorded flights Partial coverage: only airlines that report on-time data to the US DOT
Monday · 190 · 190 recorded · 181 measured · Source: the US BTS Tuesday · 188 · 188 recorded · 176 measured · Source: the US BTS Wednesday · 180 · 180 recorded · 169 measured · Source: the US BTS Thursday · 180 · 180 recorded · 178 measured · Source: the US BTS Friday · 188 · 188 recorded · 180 measured · Source: the US BTS Saturday · 194 · 194 recorded · 182 measured · Source: the US BTS Sunday · 194 · 194 recorded · 188 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

No bucket in this view has 200 measured departures yet. Flight counts are shown; on-time and delay charts become available when the sample is large enough.

View the figures
Day of weekOn-time departuresAverage departure delayWith departure timeRecorded flights
MondayFewer than 200 measured departures—181190
TuesdayFewer than 200 measured departures—176188
WednesdayFewer than 200 measured departures—169180
ThursdayFewer than 200 measured departures—178180
FridayFewer than 200 measured departures—180188
SaturdayFewer than 200 measured departures—182194
SundayFewer than 200 measured departures—188194

Month of year

Months combine the same calendar month across the years shown; this is a seasonal pattern, not a monthly time series.

Recorded flights Partial coverage: only airlines that report on-time data to the US DOT
Jan · 120 · 120 recorded · 107 measured · Source: the US BTS Feb · 112 · 112 recorded · 104 measured · Source: the US BTS Mar · 132 · 132 recorded · 132 measured · Source: the US BTS Apr · 122 · 122 recorded · 120 measured · Source: the US BTS May · 124 · 124 recorded · 116 measured · Source: the US BTS Jun · 120 · 120 recorded · 118 measured · Source: the US BTS Jul · 122 · 122 recorded · 120 measured · Source: the US BTS Aug · 64 · 64 recorded · 60 measured · Source: the US BTS Sep · 60 · 60 recorded · 60 measured · Source: the US BTS Oct · 108 · 108 recorded · 93 measured · Source: the US BTS Nov · 116 · 116 recorded · 112 measured · Source: the US BTS Dec · 114 · 114 recorded · 112 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

No bucket in this view has 200 measured departures yet. Flight counts are shown; on-time and delay charts become available when the sample is large enough.

View the figures
Month of yearOn-time departuresAverage departure delayWith departure timeRecorded flights
JanFewer than 200 measured departures—107120
FebFewer than 200 measured departures—104112
MarFewer than 200 measured departures—132132
AprFewer than 200 measured departures—120122
MayFewer than 200 measured departures—116124
JunFewer than 200 measured departures—118120
JulFewer than 200 measured departures—120122
AugFewer than 200 measured departures—6064
SepFewer than 200 measured departures—6060
OctFewer than 200 measured departures—93108
NovFewer than 200 measured departures—112116
DecFewer than 200 measured departures—112114

Delay and on-time rates need at least 200 measured departures per bucket. Smaller samples remain visible in the flight-count chart. An empty slot means no observations, not zero flights.

Recorded outcomes

  • On time 83.1% 1,092
  • Delayed >15 min 12.3% 162
  • Cancelled 4.6% 60
  • Missing departure time 0.0% 0

All recorded flights with a known scheduled local time, counted once. Missing actual times are shown separately.

On time means departing no more than 15 minutes after schedule. Cancelled flights and flights missing departure times are excluded from the on-time rate and average delay.

Flight numbers on this route

6
Flight numbersBy direction DeparturesOn time
AS137 OTZ → ANC 548 88.0%
AS136 ANC → OTZ 261 90.0%
AS137 ANC → OTZ 261 82.9%
AS1527 ANC → OTZ 51 92.0%
AS1528 OTZ → ANC 51 84.0%
AS225 ANC → OTZ 48 88.9%

Flight numbers are the codes sold on tickets. On shared flights one aircraft can carry several of them. Only numbers with at least 30 flights have a page.

Monthly figures
PeriodFlights operated Change vs last yearCancelled On-time departures
July 2026 58 −6.5% 2 91.4%
June 2026 58 −3.3% 2 82.8%
May 2026 58 +0.0% 4 89.7%
April 2026 60 +0.0% 0 81.7%
March 2026 66 +0.0% 0 86.4%
February 2026 50 −7.4% 6 80.0%
January 2026 56 +9.8% 4 62.5%
December 2025 54 −6.9% 0 88.9%
November 2025 58 +7.4% 0 89.7%
October 2025 56 +51.4% 6 94.6%
September 2025 60 0 91.7%
August 2025 60 4 73.3%
July 2025 62 0 88.7%
June 2025 60 0 91.7%
May 2025 58 4 94.8%
April 2025 60 2 88.3%
March 2025 66 0 89.4%
February 2025 54 2 96.3%
January 2025 51 9 94.1%
December 2024 58 2 82.8%
November 2024 54 4 92.6%
October 2024 37 9 83.8%

How to read this chart

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