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BMI to GAI: distance & flight time
Bloomington (Central Illinois Regional Airport at Bloomington-Normal) → Gaithersburg (Montgomery County Airpark)
630 mi
1,013 km · 547 nm
1h 50m
estimated nonstop flight time
+1h
time difference · heading east
See live BMI→GAI fares Phone-only fares on this route — call free
Flight time details
630 miles nonstop takes roughly 1h 50m 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
- BMI — Central Illinois Regional Airport at Bloomington-Normal · Bloomington, United States
- GAI — Montgomery County Airpark · Gaithersburg, 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
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Frequently asked questions
How far is BMI from GAI?
The flight distance from Bloomington (BMI) to Gaithersburg (GAI) is 630 miles (1,013 km, 547 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BMI to GAI?
A nonstop flight takes about 1h 50m 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 Bloomington and Gaithersburg?
Gaithersburg is 1 hour ahead of Bloomington.
What is the cheapest way to fly from BMI to GAI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BMI–GAI that never appear on search engines, with no booking fees.