Flight AS310
Alaska Airlines flight AS310
Looking for AS310 in the air…
Seattle (SEA) to Denver (DEN)
Historically, this flight arrives 15+ minutes late 35% of the time, and when it is late the delay averages 53 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 65.1%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 53 min
- Flights arriving 15+ minutes late
- Flights tracked
- 83
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 53%
- Air traffic control & airport 27%
- Airline (crew, maintenance, cleaning) 20%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Anchorage (ANC) to Nome (OME)
Historically, this flight arrives 15+ minutes late 8% of the time, and when it is late the delay averages 42 minutes. It was cancelled 2.0% of the time.
- On-time arrivals
- 91.7%
- Less than 15 minutes late
- Cancelled
- 2.0%
- Of scheduled flights
- Average delay when late
- 42 min
- Flights arriving 15+ minutes late
- Flights tracked
- 49
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 49%
- Airline (crew, maintenance, cleaning) 47%
- Air traffic control & airport 4%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Nome (OME) to Anchorage (ANC)
Historically, this flight arrives 15+ minutes late 6% of the time, and when it is late the delay averages 36 minutes. It was cancelled 2.0% of the time.
- On-time arrivals
- 93.8%
- Less than 15 minutes late
- Cancelled
- 2.0%
- Of scheduled flights
- Average delay when late
- 36 min
- Flights arriving 15+ minutes late
- Flights tracked
- 49
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 70%
- Late-arriving aircraft 30%
- Air traffic control & airport 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Seattle (SEA) to Portland (PDX)
Historically, this flight arrives 15+ minutes late 21% of the time, and when it is late the delay averages 42 minutes. It was cancelled 2.9% of the time.
- On-time arrivals
- 78.8%
- Less than 15 minutes late
- Cancelled
- 2.9%
- Of scheduled flights
- Average delay when late
- 42 min
- Flights arriving 15+ minutes late
- Flights tracked
- 34
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 76%
- Late-arriving aircraft 17%
- Air traffic control & airport 7%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Salt Lake City (SLC) to Seattle (SEA)
Historically, this flight arrives 15+ minutes late 19% of the time, and when it is late the delay averages 80 minutes. It was cancelled 4.5% of the time.
- On-time arrivals
- 81.0%
- Less than 15 minutes late
- Cancelled
- 4.5%
- Of scheduled flights
- Average delay when late
- 80 min
- Flights arriving 15+ minutes late
- Flights tracked
- 22
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 65%
- Air traffic control & airport 20%
- Airline (crew, maintenance, cleaning) 15%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Los Angeles (LAX) to Kailua-Kona (KOA)
Only 10 flights on record, which is too few for reliable odds.
- On-time arrivals
- 80.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 69 min
- Flights arriving 15+ minutes late
- Flights tracked
- 10
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 63%
- Late-arriving aircraft 37%
- Airline (crew, maintenance, cleaning) 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
San Jose (SJC) to Seattle (SEA)
Only 3 flights on record, which is too few for reliable odds.
- On-time arrivals
- 100.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- —
- Flights arriving 15+ minutes late
- Flights tracked
- 3
- Scheduled flights in the period
Seattle (SEA) to Redmond (RDM)
Only 2 flights on record, which is too few for reliable odds.
- On-time arrivals
- 100.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- —
- Flights arriving 15+ minutes late
- Flights tracked
- 2
- Scheduled flights in the period
Austin (AUS) to Portland (PDX)
Only 1 flight on record, which is too few for reliable odds.
- On-time arrivals
- 100.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- —
- Flights arriving 15+ minutes late
- Flights tracked
- 1
- Scheduled flights in the period
Las Vegas (LAS) to Los Angeles (LAX)
Only 1 flight on record, which is too few for reliable odds.
- On-time arrivals
- 100.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- —
- Flights arriving 15+ minutes late
- Flights tracked
- 1
- Scheduled flights in the period
Seattle (SEA) to Las Vegas (LAS)
Only 1 flight on record, which is too few for reliable odds.
- On-time arrivals
- 100.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- —
- Flights arriving 15+ minutes late
- Flights tracked
- 1
- Scheduled flights in the period
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Show as table
| Month | On time | Flights |
|---|---|---|
| October 2025 | 81.0% | 22 |
| November 2025 | 100.0% | 1 |
| December 2025 | 100.0% | 2 |
| January 2026 | 100.0% | 2 |
| February 2026 | 80.0% | 20 |
| March 2026 | 80.0% | 21 |
| April 2026 | 90.9% | 24 |
| May 2026 | 96.8% | 62 |
| June 2026 | 66.7% | 39 |
| July 2026 | 67.7% | 31 |
| August 2026 | 67.7% | 31 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data