HDN to SEA flight delays & on-time performance
Nonstop flights from Yampa Valley Airport to Seattle–Tacoma International Airport · 891 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at HDN or SEA right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Hayden (HDN) to Seattle (SEA) arrived on time 70% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 2.3% were cancelled, and 16% arrived an hour or more late.
- SkyWest Airlines is the only airline reporting nonstop flights on this route.
- Wednesday was the most reliable day to fly (79% on time) and Saturday the least (60%).
- The largest source of delay minutes was air traffic control & airport congestion (64%).
Which airline is most on time from HDN to SEA?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 70% | 2.3% | 22 min | 16.3% | 44 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 3pm63%16 flights
- 4pm69%14 flights
- 5pm79%14 flights
Best day of the week
On-time arrival rate by day of departure.
- Wednesday79%0.0% cancelled
- Saturday60%0.0% cancelled
- Sunday71%6.7% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Air traffic control & airport congestion64%
- Late-arriving aircraft31%
- Extreme weather5%
- Airline (crew, maintenance, cleaning, fueling)0%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)100%
- Extreme weather0%
- Air traffic control & airport congestion0%
- Security0%
HDN to SEA: common questions
- How often are HDN to SEA flights on time?
- 70% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Hayden to Seattle cancelled?
- 2.3% of scheduled flights were cancelled (1 of 44).
- How long are typical delays?
- Across all flights the average arrival delay was 22 min (early arrivals count as zero). Flights that were late arrived 72 min behind schedule on average, and 16.3% of flights were an hour or more late.
- How long is taxi time at HDN?
- Flights on this route spent 20 min taxiing from the gate to takeoff on average.
Related routes
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: HDN → SEA, nonstop flights by US airlines that report to the DOT. How we calculate this.