Need help booking?
Unpublished phone-only deals available
AOU to CCU: distance & flight time
Attopeu (Attopeu Airport) → Kolkata (Netaji Subhash Chandra Bose International Airport)
1,317 mi
2,120 km · 1,145 nm
3h 20m
estimated nonstop flight time
—
time difference · heading northwest
See live AOU→CCU fares Phone-only fares on this route — call free
Flight time details
1,317 miles nonstop takes roughly 3h 20m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- AOU — Attopeu Airport · Attopeu, Laos
- 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 AOU
- VNA · Saravane Airport68 mi away
- PKZ · Pakse International Airport73 mi away
- RBE · Ratanakiri Airport76 mi away
- PXU · Pleiku Airport98 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 AOU from CCU?
The flight distance from Attopeu (AOU) to Kolkata (CCU) is 1,317 miles (2,120 km, 1,145 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from AOU to CCU?
A nonstop flight takes about 3h 20m 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 cheapest way to fly from AOU to CCU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on AOU–CCU that never appear on search engines, with no booking fees.