Chicago (ORD) to Tucson (TUS)
Flight time
≈ 3h 40m
Bearing
249° W
Chicago (ORD) to Tucson (TUS) is 1,435 miles (2,309 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies ORD–TUS
US DOT T-100 · filed dataIn April 2026, SkyWest Airlines operated the most departures, one of 2 carriers flying nonstop ORD–TUS; the Embraer E175 was the most common aircraft at 53% of departures; flights ran 82% full.
Departures
222
April 2026
Seats
24,484
both directions
Passengers
20,161
both directions
Load factor
82.3%
passengers ÷ seats
Who flies ORD–TUS?
SkyWest Airlines operated the most nonstop ORD–TUS departures in April 2026 (118), one of 2 carriers on the route.
- OO
SkyWest Airlines
118 departures · 8,744 seats
Share of departures53.2%83.2%
Load
- AA
American Airlines
104 departures · 15,740 seats
Share of departures46.8%81.9%
Load
What plane flies ORD–TUS?
In April 2026, the Embraer E175 flew 53% of ORD–TUS departures — more than any other aircraft type.
- Embraer E175
117 departures · 83.7% load
52.7% - Boeing 737-800
49 departures · 74.4% load
22.1% - Airbus A319
49 departures · 92.8% load
22.1% - Boeing 737 MAX 8
6 departures · 76.8% load
2.7% - Bombardier CRJ-200
1 departures · 0.0% load
0.4%
How has ORD–TUS traffic changed?
Nonstop ORD–TUS departures rose from 187 in May 2025 to 222 in April 2026.
Monthly nonstop ORD–TUS traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
187 departures · 22,892 passengers
80.6%
Load
June 2025
178 departures · 17,715 passengers
88.3%
Load
July 2025
177 departures · 17,948 passengers
83.5%
Load
August 2025
130 departures · 14,040 passengers
89.0%
Load
September 2025
122 departures · 15,283 passengers
79.3%
Load
October 2025
137 departures · 16,512 passengers
87.5%
Load
November 2025
174 departures · 14,931 passengers
82.0%
Load
December 2025
181 departures · 13,904 passengers
78.4%
Load
January 2026
169 departures · 12,464 passengers
81.4%
Load
February 2026
163 departures · 14,509 passengers
88.3%
Load
March 2026
185 departures · 20,344 passengers
90.7%
Load
April 2026
222 departures · 20,161 passengers
82.3%
Load
By direction
The DOT files each direction separately — they rarely match.
TUS → ORD
92.1% full
112 departures · 11,206 passengers
ORD → TUS
72.7% full
110 departures · 8,955 passengers
Nonstop ORD–TUS traffic has been filed with the US DOT since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through April 2026; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.
The airports
Frequently asked
How far is Chicago (ORD) from Tucson (TUS)?
ORD to TUS is 1,435 miles (2,309 km / 1,247 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from ORD to TUS?
A nonstop covers the 1,435-mile great-circle distance in roughly 3h 40m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies ORD–TUS?
In April 2026, the Embraer E175 flew the largest share of departures (52.7%), followed by the Boeing 737-800 (22.1%).
What mileage do I earn flying ORD–TUS?
Distance-based programs credit off the 1,435-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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