Billings (BIL) to Portland (PDX)
Flight time
≈ 2h 09m
Bearing
274° W
Billings (BIL) to Portland (PDX) is 678 miles (1,091 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies BIL–PDX
Filed traffic dataIn July 2026, Horizon Air operated the most departures, one of 2 carriers flying nonstop BIL–PDX; the Embraer E175 was the most common aircraft at 98% of departures; flights ran 90% full.
Departures
61
July 2026
Seats
4,740
both directions
Passengers
4,245
both directions
Load factor
89.6%
RPM ÷ ASM
Who flies BIL–PDX?
Horizon Air operated the most nonstop BIL–PDX departures in July 2026 (60), one of 2 carriers on the route.
- QX
60 departures · 4,560 seats
Share of departures98.4%89.1%
Load
- DL
1 departures · 180 seats
Share of departures1.6%100.0%
Load
What plane flies BIL–PDX?
In July 2026, the Embraer E175 flew 98% of BIL–PDX departures — more than any other aircraft type.
- Embraer E175
60 departures · 89.1% load
98.4% - Boeing 737-900ER
1 departures · 100.0% load
1.6%
How has BIL–PDX traffic changed?
Nonstop BIL–PDX departures fell from 62 in August 2025 to 61 in July 2026.
Monthly nonstop BIL–PDX traffic, trailing 12 months through July 2026. Bars scale to the busiest month; months with no filed service show as zero.
August 2025
62 departures · 4,248 passengers
90.1%
Load
September 2025
61 departures · 4,093 passengers
86.4%
Load
October 2025
62 departures · 4,034 passengers
85.6%
Load
November 2025
58 departures · 3,618 passengers
82.1%
Load
December 2025
62 departures · 4,054 passengers
86.0%
Load
January 2026
48 departures · 2,613 passengers
71.6%
Load
February 2026
48 departures · 2,742 passengers
75.2%
Load
March 2026
58 departures · 3,709 passengers
84.1%
Load
April 2026
60 departures · 3,844 passengers
84.3%
Load
May 2026
62 departures · 4,134 passengers
87.7%
Load
June 2026
60 departures · 4,175 passengers
91.6%
Load
July 2026
61 departures · 4,245 passengers
89.6%
Load
By direction
Each direction is filed separately — they rarely match.
PDX → BIL
88.9% full
31 departures · 2,187 passengers
BIL → PDX
90.3% full
30 departures · 2,058 passengers
Nonstop BIL–PDX traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through July 2026; filings from 2025. Public domain (US Government work).
The airports
Frequently asked
How far is Billings (BIL) from Portland (PDX)?
BIL to PDX is 678 miles (1,091 km / 589 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from BIL to PDX?
A nonstop covers the 678-mile great-circle distance in roughly 2h 09m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies BIL–PDX?
In July 2026, the Embraer E175 flew the largest share of departures (98.4%), followed by the Boeing 737-900ER (1.6%).
What mileage do I earn flying BIL–PDX?
Distance-based programs credit off the 678-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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