Chicago (MDW) to Portland (PDX)
Flight time
≈ 4h 18m
Bearing
291° W
Chicago (MDW) to Portland (PDX) is 1,747 miles (2,811 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies MDW–PDX
Filed traffic dataIn July 2026, Southwest Airlines was the only carrier flying nonstop MDW–PDX; the Boeing 737 MAX 8 was the most common aircraft at 75% of departures; flights ran 91% full.
Departures
167
July 2026
Seats
29,149
both directions
Passengers
26,458
both directions
Load factor
90.8%
RPM ÷ ASM
Who flies MDW–PDX?
Southwest Airlines was the only carrier to fly nonstop MDW–PDX in July 2026 (167 departures).
- WN
167 departures · 29,149 seats
Share of departures100.0%90.8%
Load
What plane flies MDW–PDX?
In July 2026, the Boeing 737 MAX 8 flew 75% of MDW–PDX departures — more than any other aircraft type.
- Boeing 737 MAX 8
126 departures · 90.9% load
75.4% - Boeing 737-800
39 departures · 90.5% load
23.4% - Boeing 737-700
2 departures · 88.7% load
1.2%
How has MDW–PDX traffic changed?
Nonstop MDW–PDX departures fell from 168 in August 2025 to 167 in July 2026.
Monthly nonstop MDW–PDX traffic, trailing 12 months through July 2026. Bars scale to the busiest month; months with no filed service show as zero.
August 2025
168 departures · 25,448 passengers
93.5%
Load
September 2025
163 departures · 23,587 passengers
89.2%
Load
October 2025
108 departures · 16,191 passengers
87.1%
Load
November 2025
59 departures · 8,272 passengers
81.4%
Load
December 2025
62 departures · 9,237 passengers
86.2%
Load
January 2026
62 departures · 7,942 passengers
74.5%
Load
February 2026
57 departures · 7,594 passengers
77.2%
Load
March 2026
112 departures · 14,478 passengers
75.9%
Load
April 2026
118 departures · 15,158 passengers
75.5%
Load
May 2026
122 departures · 16,304 passengers
79.0%
Load
June 2026
158 departures · 24,441 passengers
89.0%
Load
July 2026
167 departures · 26,458 passengers
90.8%
Load
By direction
Each direction is filed separately — they rarely match.
PDX → MDW
90.4% full
84 departures · 13,256 passengers
MDW → PDX
91.1% full
83 departures · 13,202 passengers
Nonstop MDW–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 Chicago (MDW) from Portland (PDX)?
MDW to PDX is 1,747 miles (2,811 km / 1,518 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from MDW to PDX?
A nonstop covers the 1,747-mile great-circle distance in roughly 4h 18m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies MDW–PDX?
In July 2026, the Boeing 737 MAX 8 flew the largest share of departures (75.4%), followed by the Boeing 737-800 (23.4%).
What mileage do I earn flying MDW–PDX?
Distance-based programs credit off the 1,747-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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