MARKETING CARRIER REPORT
AS
Alaska Airlines historical flight reliability
Across 293,372 scheduled domestic flights marketed by Alaska Airlines, 77.9% arrived on time, 11.6% arrived at least 30 minutes late, and 1.3% were cancelled during July 2025–June 2026.
Source: U.S. Bureau of Transportation Statistics · National marketing-carrier cohort · Updated September 16, 2026
HISTORICAL ROUTE SIGNALGenerally reliable
77.9%arrived on time
11.6%30+ min late
1.3%cancelled
293,372scheduled flights
LARGEST QUALIFYING SAMPLES
SEARCH ROUTES →Which Alaska Airlines published route was most reliable?
Among qualifying Alaska Airlines published route results, ANC to SEA had the highest on-time rate: 84.6% of 4,926 flights. SEA to SFO was lowest at 59.5% across 2,716 flights.
SEA→ANCSeattle, WA (SEA) to Anchorage, AK (ANC)4,928 flights analyzedGenerally reliable74.0%on timeANC→SEAAnchorage, AK (ANC) to Seattle, WA (SEA)4,926 flights analyzedLower disruption84.6%on timeOGG→HNLKahului, HI (OGG) to Honolulu, HI (HNL)3,507 flights analyzedGenerally reliable74.4%on timeHNL→OGGHonolulu, HI (HNL) to Kahului, HI (OGG)3,504 flights analyzedGenerally reliable75.6%on timeSEA→LAXSeattle, WA (SEA) to Los Angeles, CA (LAX)3,282 flights analyzedLower disruption80.2%on timeLAX→SEALos Angeles, CA (LAX) to Seattle, WA (SEA)3,279 flights analyzedLower disruption84.2%on timeLIH→HNLLihue, HI (LIH) to Honolulu, HI (HNL)2,932 flights analyzedVariable74.6%on timeHNL→LIHHonolulu, HI (HNL) to Lihue, HI (LIH)2,929 flights analyzedVariable75.7%on timeSEA→PHXSeattle, WA (SEA) to Phoenix, AZ (PHX)2,906 flights analyzedGenerally reliable78.3%on timePHX→SEAPhoenix, AZ (PHX) to Seattle, WA (SEA)2,903 flights analyzedLower disruption84.2%on timeKOA→HNLKona, HI (KOA) to Honolulu, HI (HNL)2,783 flights analyzedGenerally reliable76.0%on timeHNL→KOAHonolulu, HI (HNL) to Kona, HI (KOA)2,781 flights analyzedGenerally reliable80.5%on timeSEA→SANSeattle, WA (SEA) to San Diego, CA (SAN)2,765 flights analyzedGenerally reliable73.7%on timeSAN→SEASan Diego, CA (SAN) to Seattle, WA (SEA)2,763 flights analyzedGenerally reliable76.2%on timeSFO→SEASan Francisco, CA (SFO) to Seattle, WA (SEA)2,719 flights analyzedVariable67.9%on timeSEA→SFOSeattle, WA (SEA) to San Francisco, CA (SFO)2,716 flights analyzedVariable59.5%on timeLAS→SEALas Vegas, NV (LAS) to Seattle, WA (SEA)2,638 flights analyzedLower disruption81.8%on timeSEA→LASSeattle, WA (SEA) to Las Vegas, NV (LAS)2,638 flights analyzedGenerally reliable77.1%on time
Network averages hide route mix.
An airline's national result reflects where and when it flies. A route-specific comparison is usually more useful for a booking decision.