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STL to ORD: distance & flight time

St. Louis (St Louis Lambert International Airport) → Chicago (Chicago O'Hare International Airport)

258 mi
415 km · 224 nm
1h 9m
estimated nonstop flight time
Same time
time difference · heading northeast
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Flight time details

258 miles nonstop takes roughly 1h 9m gate to gate, flying northeast. 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.

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The two airports

Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.

Alternate airports can cut this fare

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Frequently asked questions

How far is STL from ORD?

The flight distance from St. Louis (STL) to Chicago (ORD) is 258 miles (415 km, 224 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from STL to ORD?

A nonstop flight takes about 1h 9m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.

What is the cheapest way to fly from STL to ORD?

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STL–ORD that never appear on search engines, with no booking fees.
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