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IAG to CCU: distance & flight time
Niagara Falls (Niagara Falls International Airport) → Kolkata (Netaji Subhash Chandra Bose International Airport)
7,823 mi
12,590 km · 6,798 nm
15h 48m
estimated nonstop flight time
+9.5h
time difference · heading north
See live IAG→CCU fares Phone-only fares on this route — call free
Flight time details
7,823 miles nonstop takes roughly 15h 48m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9.5-hour time gain when reading arrival times on your ticket.
The two airports
- IAG — Niagara Falls International Airport · Niagara Falls, United States
- CCU — Netaji Subhash Chandra Bose International Airport · Kolkata, India
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 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
Near CCU
- JSR · Jessore Airport58 mi away
- RDP · Kazi Nazrul Islam Airport102 mi away
- IRD · Ishurdi Airport110 mi away
- BZL · Barisal Airport119 mi away
Frequently asked questions
How far is IAG from CCU?
The flight distance from Niagara Falls (IAG) to Kolkata (CCU) is 7,823 miles (12,590 km, 6,798 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAG to CCU?
A nonstop flight takes about 15h 48m 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 Niagara Falls and Kolkata?
Kolkata is 9.5 hours ahead of Niagara Falls.
What is the cheapest way to fly from IAG to CCU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAG–CCU that never appear on search engines, with no booking fees.