BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
FAI→SEA

Fairbanks, AK (FAI) to Seattle, WA (SEA) flight delay odds

81.6% of 2,320 official scheduled FAI-to-SEA flights arrived on time; 7.9% arrived at least 30 minutes late and 1.2% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALLower disruption
81.6%arrived on time
7.9%30+ min late
1.2%cancelled
2,320scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late4.3%all scheduled flights
120+ minutes late1.9%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+0.6 mincompleted flights

Which departure time was most reliable for FAI to SEA?

Among qualifying FAI-to-SEA departure window results, Late morning had the highest on-time rate: 83.9% of 192 flights. Night was lowest at 80.4% across 879 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning47182.6%5.5%1.3%
Late morning19283.9%9.4%0.5%
Afternoon77881.7%6.9%0.5%
Night87980.4%9.7%2.0%

Which weekday was most reliable for FAI to SEA?

Among qualifying FAI-to-SEA weekday results, Sunday had the highest on-time rate: 84.8% of 335 flights. Monday was lowest at 78.7% across 333 flights.

DayFlightsOn time30+ minCancelled
Monday33378.7%9.9%1.8%
Tuesday33983.2%7.1%1.2%
Wednesday32179.8%8.7%0.6%
Thursday32881.7%5.8%0.6%
Friday33278.9%9.9%1.5%
Saturday33284.0%7.8%1.8%
Sunday33584.8%6.0%1.2%

Which airline was most reliable for FAI to SEA?

Among qualifying FAI-to-SEA airline results, Alaska Airlines had the highest on-time rate: 83.0% of 1,838 flights. Delta Air Lines was lowest at 76.1% across 482 flights.

AirlineFlightsOn time30+ minCancelled
Alaska Airlines1,83883.0%6.7%0.9%
Delta Air Lines48276.1%12.4%2.7%

Which month was most reliable for FAI to SEA?

Among qualifying FAI-to-SEA month results, April 2026 had the highest on-time rate: 92.7% of 150 flights. December 2025 was lowest at 65.0% across 200 flights.

MonthFlightsOn time30+ minCancelled
July 202524785.0%6.1%2.8%
August 202524684.6%7.3%0.8%
September 202523682.6%4.7%0.0%
October 202516479.9%9.8%0.6%
November 202516682.5%2.4%0.0%
December 202520065.0%19.0%3.0%
January 202619273.4%13.0%3.6%
February 202616872.6%16.1%0.6%
March 202617980.4%7.3%2.2%
April 202615092.7%2.7%0.0%
May 202617391.3%2.3%0.6%
June 202619989.4%4.0%0.0%

What drove FAI to SEA delay minutes?

Airline was the largest recorded FAI-to-SEA delay category, accounting for 40.2% of 25,256 BTS-attributed delay minutes during July 2025–June 2026.

Airline40.2%
Late aircraft37.6%
National airspace19.3%
Weather2.8%
Security0.1%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.