Need help booking?
Unpublished phone-only deals available
RFD to IAG: distance & flight time
Rockford (Chicago Rockford International Airport) → Niagara Falls (Niagara Falls International Airport)
519 mi
836 km · 451 nm
1h 36m
estimated nonstop flight time
+1h
time difference · heading east
See live RFD→IAG fares Phone-only fares on this route — call free
Flight time details
519 miles nonstop takes roughly 1h 36m 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
- RFD — Chicago Rockford International Airport · Rockford, United States
- IAG — Niagara Falls International Airport · Niagara Falls, 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 RFD
Near IAG
- YYZ · Lester B. Pearson International Airport52 mi away
- YCM · Niagara District Airport13 mi away
- BUF · Buffalo Niagara International Airport16 mi away
- DU9 · Dunnville Airport37 mi away
Frequently asked questions
How far is RFD from IAG?
The flight distance from Rockford (RFD) to Niagara Falls (IAG) is 519 miles (836 km, 451 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RFD to IAG?
A nonstop flight takes about 1h 36m 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 Rockford and Niagara Falls?
Niagara Falls is 1 hour ahead of Rockford.
What is the cheapest way to fly from RFD to IAG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RFD–IAG that never appear on search engines, with no booking fees.