Chicago (ORD) to San Antonio (SAT)
Flight time
≈ 2h 53m
Bearing
218° SW
Chicago (ORD) to San Antonio (SAT) is 1,042 miles (1,677 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
Look up a route, or build a trip
Change the airports, or add stops for a multi-leg trip.
What actually flies ORD–SAT
Filed traffic dataIn June 2026, United Airlines operated the most departures, one of 5 carriers flying nonstop ORD–SAT; the Airbus A319 was the most common aircraft at 36% of departures; flights ran 83% full.
Departures
335
June 2026
Seats
44,519
both directions
Passengers
37,122
both directions
Load factor
83.4%
RPM ÷ ASM
Who flies ORD–SAT?
United Airlines operated the most nonstop ORD–SAT departures in June 2026 (162), one of 5 carriers on the route.
- UA
162 departures · 25,851 seats
Share of departures48.4%81.9%
Load
- AA
106 departures · 13,576 seats
Share of departures31.6%84.4%
Load
- MQ
57 departures · 4,332 seats
Share of departures17.0%87.6%
Load
- OO
7 departures · 532 seats
Share of departures2.1%91.0%
Load
- YX
3 departures · 228 seats
Share of departures0.9%97.4%
Load
What plane flies ORD–SAT?
In June 2026, the Airbus A319 flew 36% of ORD–SAT departures — more than any other aircraft type.
- Airbus A319
120 departures · 84.6% load
35.8% - Boeing 737-800
84 departures · 83.6% load
25.1% - Embraer E175
67 departures · 88.4% load
20.0% - Airbus A320
46 departures · 78.6% load
13.7% - Boeing 737-900ER
10 departures · 77.8% load
3.0% - Boeing 737 MAX 9
7 departures · 81.6% load
2.1% - Airbus A321neo
1 departures · 74.0% load
0.3%
How has ORD–SAT traffic changed?
Nonstop ORD–SAT departures rose from 323 in July 2025 to 335 in June 2026.
Monthly nonstop ORD–SAT traffic, trailing 12 months through June 2026. Bars scale to the busiest month; months with no filed service show as zero.
July 2025
323 departures · 36,842 passengers
80.4%
Load
August 2025
297 departures · 29,919 passengers
77.7%
Load
September 2025
300 departures · 28,793 passengers
79.1%
Load
October 2025
358 departures · 37,899 passengers
78.7%
Load
November 2025
306 departures · 30,367 passengers
74.4%
Load
December 2025
316 departures · 29,292 passengers
74.5%
Load
January 2026
277 departures · 24,645 passengers
73.6%
Load
February 2026
288 departures · 24,911 passengers
81.6%
Load
March 2026
347 departures · 30,734 passengers
86.3%
Load
April 2026
339 departures · 32,497 passengers
84.2%
Load
May 2026
357 departures · 34,905 passengers
82.5%
Load
June 2026
335 departures · 37,122 passengers
83.4%
Load
By direction
Each direction is filed separately — they rarely match.
ORD → SAT
84.6% full
169 departures · 19,019 passengers
SAT → ORD
82.2% full
166 departures · 18,103 passengers
Nonstop ORD–SAT traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through June 2026; filings from 2025. Public domain (US Government work).
The airports
Frequently asked
How far is Chicago (ORD) from San Antonio (SAT)?
ORD to SAT is 1,042 miles (1,677 km / 906 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from ORD to SAT?
A nonstop covers the 1,042-mile great-circle distance in roughly 2h 53m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies ORD–SAT?
In June 2026, the Airbus A319 flew the largest share of departures (35.8%), followed by the Boeing 737-800 (25.1%).
What mileage do I earn flying ORD–SAT?
Distance-based programs credit off the 1,042-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
Keep exploring
Every route below is its own page.
Other routes from ORD
Popular long-haul routes