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BWI to ORD: distance & flight time
Baltimore (Baltimore/Washington International Thurgood Marshall Airport) → Chicago (Chicago O'Hare International Airport)
620 mi
998 km · 539 nm
1h 49m
estimated nonstop flight time
-1h
time difference · heading west
See live BWI→ORD fares Phone-only fares on this route — call free
Flight time details
620 miles nonstop takes roughly 1h 49m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- BWI — Baltimore/Washington International Thurgood Marshall Airport · Baltimore, United States
- ORD — Chicago O'Hare International Airport · Chicago, 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 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
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
Frequently asked questions
How far is BWI from ORD?
The flight distance from Baltimore (BWI) to Chicago (ORD) is 620 miles (998 km, 539 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BWI to ORD?
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 Baltimore and Chicago?
Chicago is 1 hour behind Baltimore.
What is the cheapest way to fly from BWI to ORD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BWI–ORD that never appear on search engines, with no booking fees.