Are there direct flights from Patna (PAT) to Kolkata (CCU)?

Yes. 3 direct route option(s) are currently listed for PAT to CCU.

Are one-stop or two-stop connections available from Patna to Kolkata?

No connecting itineraries are currently listed in this dataset.

Route intelligence for PAT → CCU: direct flights, stopover options, and timetable coverage in one place.

3 direct option(s) across 3 airline(s).

Open each airline route-map page to compare broader network depth before committing to a nonstop or one-stop strategy.

Published flight numbers: 6E663, 6E775, IX1519, 6E342

Flight number: 6E 663

Operating days: 1, 2, 3, 4, 5, 6, 7

Compare nearby alternatives and airline networks to decide whether a direct trip, one-stop connection, or reverse search gives you better options.

Compare direct duration with one-stop total duration before committing to a fare.
Check inbound alternatives on flights to CCU when return timing is important.
Use Guides for alliance and hub strategy playbooks.