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Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAI–BMI that never appear on search engines, with no booking fees.