Chicago (MDW) to Salt Lake City (SLC)
Flight time
≈ 3h 19m
Bearing
275° W
Chicago (MDW) to Salt Lake City (SLC) is 1,256 miles (2,021 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies MDW–SLC
Filed traffic dataIn July 2026, Southwest Airlines operated the most departures, one of 2 carriers flying nonstop MDW–SLC; the Boeing 737 MAX 8 was the most common aircraft at 38% of departures; flights ran 90% full.
Departures
117
July 2026
Seats
19,205
both directions
Passengers
17,249
both directions
Load factor
89.8%
RPM ÷ ASM
Who flies MDW–SLC?
Southwest Airlines operated the most nonstop MDW–SLC departures in July 2026 (115), one of 2 carriers on the route.
- WN
115 departures · 19,061 seats
Share of departures98.3%90.5%
Load
- DL
2 departures · 144 seats
Share of departures1.7%0.0%
Load
What plane flies MDW–SLC?
In July 2026, the Boeing 737 MAX 8 flew 38% of MDW–SLC departures — more than any other aircraft type.
- Boeing 737 MAX 8
45 departures · 92.5% load
38.5% - Boeing 737-800
42 departures · 86.8% load
35.9% - Boeing 737-700
28 departures · 93.5% load
23.9% - Boeing 757-200
2 departures · 0.0% load
1.7%
How has MDW–SLC traffic changed?
Nonstop MDW–SLC departures rose from 111 in August 2025 to 117 in July 2026.
Monthly nonstop MDW–SLC traffic, trailing 12 months through July 2026. Bars scale to the busiest month; months with no filed service show as zero.
August 2025
111 departures · 15,878 passengers
85.8%
Load
September 2025
112 departures · 16,646 passengers
89.3%
Load
October 2025
115 departures · 16,738 passengers
83.6%
Load
November 2025
68 departures · 7,543 passengers
64.8%
Load
December 2025
85 departures · 10,629 passengers
73.2%
Load
January 2026
78 departures · 9,208 passengers
69.1%
Load
February 2026
93 departures · 11,142 passengers
70.5%
Load
March 2026
117 departures · 16,289 passengers
83.1%
Load
April 2026
112 departures · 15,502 passengers
82.5%
Load
May 2026
110 departures · 16,191 passengers
88.5%
Load
June 2026
110 departures · 16,627 passengers
91.6%
Load
July 2026
117 departures · 17,249 passengers
89.8%
Load
By direction
Each direction is filed separately — they rarely match.
SLC → MDW
94.1% full
59 departures · 9,508 passengers
MDW → SLC
85.1% full
58 departures · 7,741 passengers
Nonstop MDW–SLC 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 Salt Lake City (SLC)?
MDW to SLC is 1,256 miles (2,021 km / 1,091 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from MDW to SLC?
A nonstop covers the 1,256-mile great-circle distance in roughly 3h 19m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies MDW–SLC?
In July 2026, the Boeing 737 MAX 8 flew the largest share of departures (38.5%), followed by the Boeing 737-800 (35.9%).
What mileage do I earn flying MDW–SLC?
Distance-based programs credit off the 1,256-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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