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Route · SEA → OGG · 2020–2025 BTS data

Seattle to Kahului

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), SEA to OGG (Seattle to Kahului) ranks #1177 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

81.4%
On-time
+2.4 pts
vs US avg
60 min
Delay when late
9,909
Flights
#1177 of 4927
Corpus placement

Cancelled

1.5%

Best Month

Apr 2025 93%

Worst Month

Dec 2025 70%

Distance

2,640 mi

Carriers

5

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 155 46 0 2 DL,AS,HA
Nov 2025 147 35 0 4 HA,AS,DL
Oct 2025 154 34 1 0 AS,DL,HA
Sep 2025 141 27 0 0 DL,AS,HA
Aug 2025 152 31 1 0 HA,AS,DL
Jul 2025 155 31 4 3 AS,DL,HA
Jun 2025 150 32 0 1 AS,DL,HA
May 2025 155 31 0 0 AS,DL,HA
Apr 2025 150 11 0 0 HA,AS,DL
Mar 2025 155 22 1 0 AS,DL,HA
Feb 2025 140 26 3 0 AS,DL,HA
Jan 2025 155 15 8 1 AS,DL,HA
Dec 2024 155 39 1 0 AS,DL,HA
Nov 2024 149 19 0 0 HA,AS,DL
Oct 2024 154 28 0 0 AS,DL,HA
Sep 2024 150 25 1 0 AS,DL,HA
Aug 2024 157 25 1 0 AS,DL,HA
Jul 2024 155 20 3 0 AS,DL,HA
Jun 2024 150 18 3 0 AS,DL,HA
May 2024 141 23 0 0 AS,DL,HA
Apr 2024 129 19 2 0 AS,DL,HA
Mar 2024 144 19 2 0 AS,DL,HA
Feb 2024 129 24 1 1 AS,DL,HA
Jan 2024 137 31 23 14 AS,DL,HA

SEA–OGG seasonal on-time pattern

Best: September (85.4%) · weakest: December (73.7%)

70%75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 73.7%

Strongest calendar month

September

85.4% on-time · ~123 flights/mo

Busiest calendar month

July

~160 flights/mo avg

Weakest calendar month

December

73.7% on-time · ~156 flights/mo

Cancellation Rate

1.5%

55 of 3,559 flights

Diversion Rate

0.7%

26 of 3,559 flights

Explore origin & destination

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

SEA - Seattle

Full on-time, delay-cause, and seasonal performance for Seattle, WA.

SEA on-time profile

OGG - Kahului

Full on-time, delay-cause, and seasonal performance for Kahului, HI.

OGG on-time profile

Compare the two airports

See SEA and OGG side by side on delays, cancellations, and reliability.

Compare SEA vs OGG

Origin-hub reliability standing

Mid-pack among SEA departures

From SEA, this corridor sits with 63 other 75–85% on-time routes out of 89 tracked departures, not the hub's reliability leaders (25 at ≥85%) and not the softest ( 1 below 75%). Destination: Kahului · fleet on-time rank #2592 of 4927.

What the Data Says About SEA to OGG

9,909 tracked flights put the SEA to OGG pairing (Seattle to Kahului) at a 81.4% on-time rate, squarely in line with the wider network. Delays that do occur run 59.8 minutes on average. Across the 2,640-mile route and its 5 carriers, the trailing 24 months show 1.5% cancelled and 0.7% diverted (3,559 flights sampled).

The monthly split is wide on this route: Apr 2025 posted the strongest performance at 93% on-time, while Dec 2025 came in at just 70% - a 22-point swing worth factoring into travel timing.

On the multi-year calendar, SEA–OGG peaks in September at 85.4% on-time while July carries the heaviest traffic (~160 flights per month) ; the softest month is December at 73.7%, a 11.7-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does SEA to OGG rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, SEA to OGG ranks #1177 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 SEA to OGG? ▼
Flights from Seattle to Kahului have a 81.4% on-time rate based on 9,909 flights. The average delay is 59.8 minutes. The best recent month was Apr 2025 with 93% on-time.
What is the cancellation rate for SEA to OGG? ▼
Over the last 24 months, 1.5% of flights on this route were cancelled (55 of 3,559 flights) and 0.7% were diverted.
How far is the flight from SEA to OGG? ▼
The flight distance from Seattle (SEA) to Kahului (OGG) is approximately 2,640 miles. This route is served by 5 carriers.
When is the best time to fly from SEA to OGG? ▼
The best recent month for on-time performance was Apr 2025 (93% on-time). The worst was Dec 2025 (70% on-time). Consider booking during months with historically better performance.

Airports on this route

SEA Airport

Seattle
OGG Airport

Kahului
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 SEA–OGG data

SEA–OGG is mid-pack at 81.4% on-time; month and carrier mix move more than the corridor headline.

  • Compare SEA and OGG airport profiles: delay causes and top routes differ even on the same corridor. SEA airport
  • If your dates flex, September (85.4% on-time) beats December (73.7%) on this corridor. Seasonal chart
  • 4 other routes post a similar 81.4% 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.