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CGX to SAT: distance & flight time
Chicago (Chicago Meigs Airport) → San Antonio (San Antonio International Airport)
1,045 mi
1,682 km · 908 nm
2h 44m
estimated nonstop flight time
Same time
time difference · heading southwest
See live CGX→SAT fares Phone-only fares on this route — call free
Flight time details
1,045 miles nonstop takes roughly 2h 44m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- CGX — Chicago Meigs Airport · Chicago, United States
- SAT — San Antonio International Airport · San Antonio, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near CGX
- ORD · Chicago O'Hare International Airport17 mi away
- MDW · Chicago Midway International Airport9 mi away
- GYY · Gary Chicago International Airport20 mi away
- PWK · Chicago Executive Airport23 mi away
Near SAT
- RND · Randolph Air Force Base11 mi away
- SKF · Lackland Air Force Base12 mi away
- SSF · Stinson Municipal Airport14 mi away
- AUS · Austin Bergstrom International Airport66 mi away
Frequently asked questions
How far is CGX from SAT?
The flight distance from Chicago (CGX) to San Antonio (SAT) is 1,045 miles (1,682 km, 908 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CGX to SAT?
A nonstop flight takes about 2h 44m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from CGX to SAT?
Nonstop service on CGX–SAT depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 2h 44m nonstop estimate.
What is the cheapest way to fly from CGX to SAT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CGX–SAT that never appear on search engines, with no booking fees.
Why are some CGX to SAT fares phone-only?
Consolidator contracts let us sell certain CGX–SAT tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.