PDX to BLI flight delays & on-time performance
Nonstop flights from Portland International Airport to Bellingham International Airport · 221 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at PDX or BLI right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Portland (PDX) to Bellingham (BLI) arrived on time 91% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.7% were cancelled, and 3% arrived an hour or more late.
- SkyWest Airlines is the only airline reporting nonstop flights on this route.
- Tuesday was the most reliable day to fly (100% on time) and Thursday the least (80%).
- The largest source of delay minutes was late-arriving aircraft (75%).
Which airline is most on time from PDX to BLI?
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. | 91% | 0.7% | 5 min | 3.0% | 136 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
Not enough departures across different hours to compare.
Best day of the week
On-time arrival rate by day of departure.
- Monday89%0.0% cancelled
- Tuesday100%0.0% cancelled
- Wednesday90%0.0% cancelled
- Thursday80%0.0% cancelled
- Friday95%0.0% cancelled
- Saturday94%5.3% cancelled
- Sunday89%0.0% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft75%
- Airline (crew, maintenance, cleaning, fueling)21%
- Extreme weather4%
- Air traffic control & airport congestion1%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)100%
- Extreme weather0%
- Air traffic control & airport congestion0%
- Security0%
PDX to BLI: common questions
- How often are PDX to BLI flights on time?
- 91% 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 Portland to Bellingham cancelled?
- 0.7% of scheduled flights were cancelled (1 of 136).
- How long are typical delays?
- Across all flights the average arrival delay was 5 min (early arrivals count as zero). Flights that were late arrived 46 min behind schedule on average, and 3.0% of flights were an hour or more late.
- How long is taxi time at PDX?
- Flights on this route spent 12 min taxiing from the gate to takeoff on average.
Related routes
Return trip: BLI to PDX — 93% on time
More flights from Portland
More flights to Bellingham
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: PDX → BLI, nonstop flights by US airlines that report to the DOT. How we calculate this.