Chicago (ORD) to Portland (PWM)
Flight time
≈ 2h 36m
Bearing
77° E
Chicago (ORD) to Portland (PWM) is 898 miles (1,444 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies ORD–PWM
Filed traffic dataIn May 2026, United Airlines operated the most departures, one of 4 carriers flying nonstop ORD–PWM; the Embraer E175 was the most common aircraft at 62% of departures; flights ran 73% full.
Departures
330
May 2026
Seats
36,008
both directions
Passengers
26,346
both directions
Load factor
73.2%
RPM ÷ ASM
Who flies ORD–PWM?
United Airlines operated the most nonstop ORD–PWM departures in May 2026 (124), one of 4 carriers on the route.
- UA
124 departures · 20,590 seats
Share of departures37.6%70.6%
Load
- MQ
79 departures · 6,004 seats
Share of departures23.9%82.7%
Load
- YX
65 departures · 4,918 seats
Share of departures19.7%74.1%
Load
- OO
62 departures · 4,496 seats
Share of departures18.8%71.1%
Load
What plane flies ORD–PWM?
In May 2026, the Embraer E175 flew 62% of ORD–PWM departures — more than any other aircraft type.
- Embraer E175
206 departures · 76.5% load
62.4% - Boeing 737-800
52 departures · 75.4% load
15.8% - Boeing 737 MAX 8
50 departures · 68.3% load
15.2% - Boeing 737-900ER
14 departures · 64.0% load
4.2% - Airbus A320
6 departures · 64.9% load
1.8% - Airbus A319
2 departures · 69.8% load
0.6%
How has ORD–PWM traffic changed?
Nonstop ORD–PWM departures rose from 250 in June 2025 to 330 in May 2026.
Monthly nonstop ORD–PWM traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
250 departures · 23,650 passengers
92.5%
Load
July 2025
289 departures · 28,592 passengers
92.1%
Load
August 2025
347 departures · 31,524 passengers
91.0%
Load
September 2025
326 departures · 29,076 passengers
87.8%
Load
October 2025
332 departures · 29,892 passengers
85.8%
Load
November 2025
168 departures · 12,476 passengers
73.6%
Load
December 2025
122 departures · 8,408 passengers
90.2%
Load
January 2026
69 departures · 4,415 passengers
84.4%
Load
February 2026
115 departures · 7,618 passengers
87.2%
Load
March 2026
222 departures · 14,602 passengers
84.0%
Load
April 2026
282 departures · 20,475 passengers
77.6%
Load
May 2026
330 departures · 26,346 passengers
73.2%
Load
By direction
Each direction is filed separately — they rarely match.
ORD → PWM
77.3% full
165 departures · 13,913 passengers
PWM → ORD
69.1% full
165 departures · 12,433 passengers
Nonstop ORD–PWM traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through May 2026; filings from 2025. Public domain (US Government work).
The airports
Frequently asked
How far is Chicago (ORD) from Portland (PWM)?
ORD to PWM is 898 miles (1,444 km / 780 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from ORD to PWM?
A nonstop covers the 898-mile great-circle distance in roughly 2h 36m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies ORD–PWM?
In May 2026, the Embraer E175 flew the largest share of departures (62.4%), followed by the Boeing 737-800 (15.8%).
What mileage do I earn flying ORD–PWM?
Distance-based programs credit off the 898-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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