BLI to PDX flight delays & on-time performance
Nonstop flights from Bellingham International Airport to Portland International Airport · 221 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at BLI or PDX right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Bellingham (BLI) to Portland (PDX) arrived on time 93% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.7% were cancelled, and 1% arrived an hour or more late.
- SkyWest Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 7am did best (100% on time); around 8am did worst (91%).
- Monday was the most reliable day to fly (100% on time) and Thursday the least (70%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (89%).
Which airline is most on time from BLI to PDX?
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. | 93% | 0.7% | 4 min | 1.5% | 135 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 7am100%28 flights
- 8am91%107 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday100%0.0% cancelled
- Tuesday89%0.0% cancelled
- Wednesday100%0.0% cancelled
- Thursday70%0.0% cancelled
- Friday95%0.0% cancelled
- Saturday95%0.0% cancelled
- Sunday100%5.3% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)89%
- Air traffic control & airport congestion11%
- Late-arriving aircraft0%
- Extreme weather0%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)100%
- Extreme weather0%
- Air traffic control & airport congestion0%
- Security0%
BLI to PDX: common questions
- How often are BLI to PDX flights on time?
- 93% 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 Bellingham to Portland cancelled?
- 0.7% of scheduled flights were cancelled (1 of 135).
- How long are typical delays?
- Across all flights the average arrival delay was 4 min (early arrivals count as zero). Flights that were late arrived 31 min behind schedule on average, and 1.5% of flights were an hour or more late.
- How long is taxi time at BLI?
- Flights on this route spent 13 min taxiing from the gate to takeoff on average.
Related routes
Return trip: PDX to BLI — 91% on time
More flights from Bellingham
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: BLI → PDX, nonstop flights by US airlines that report to the DOT. How we calculate this.