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ORD to BWI: distance & flight time
Chicago (Chicago O'Hare International Airport) → Baltimore (Baltimore/Washington International Thurgood Marshall Airport)
620 mi
998 km · 539 nm
1h 49m
estimated nonstop flight time
+1h
time difference · heading east
See live ORD→BWI fares Phone-only fares on this route — call free
Flight time details
620 miles nonstop takes roughly 1h 49m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- ORD — Chicago O'Hare International Airport · Chicago, United States
- BWI — Baltimore/Washington International Thurgood Marshall Airport · Baltimore, 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 ORD
- PWK · Chicago Executive Airport9 mi away
- MDW · Chicago Midway International Airport15 mi away
- CGX · Chicago Meigs Airport17 mi away
- DPA · Dupage Airport18 mi away
Near BWI
- DCA · Ronald Reagan Washington National Airport30 mi away
- IAD · Washington Dulles International Airport45 mi away
- FME · Tipton Airport8 mi away
- ANP · Lee Airport17 mi away
Frequently asked questions
How far is ORD from BWI?
The flight distance from Chicago (ORD) to Baltimore (BWI) is 620 miles (998 km, 539 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ORD to BWI?
A nonstop flight takes about 1h 49m 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 time difference between Chicago and Baltimore?
Baltimore is 1 hour ahead of Chicago.
What is the cheapest way to fly from ORD to BWI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ORD–BWI that never appear on search engines, with no booking fees.