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DEC to ROC: distance & flight time
Decatur (Decatur Airport) → Rochester (Greater Rochester International Airport)
622 mi
1,000 km · 540 nm
1h 49m
estimated nonstop flight time
+1h
time difference · heading northeast
See live DEC→ROC fares Phone-only fares on this route — call free
Flight time details
622 miles nonstop takes roughly 1h 49m gate to gate, flying northeast. 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
- DEC — Decatur Airport · Decatur, United States
- ROC — Greater Rochester International Airport · Rochester, 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 DEC
Near ROC
- BUF · Buffalo Niagara International Airport55 mi away
- IAG · Niagara Falls International Airport64 mi away
- YYZ · Lester B. Pearson International Airport106 mi away
- YTR · CFB Trenton69 mi away
Frequently asked questions
How far is DEC from ROC?
The flight distance from Decatur (DEC) to Rochester (ROC) is 622 miles (1,000 km, 540 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DEC to ROC?
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 Decatur and Rochester?
Rochester is 1 hour ahead of Decatur.
What is the cheapest way to fly from DEC to ROC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DEC–ROC that never appear on search engines, with no booking fees.