Cheap flights from Kolkata to Boston
Updated 2026-06-19
The Kolkata → Boston corridor covers 12484 km, about 16h 00m of nonstop flying time. It's a long-haul route — book 8-14 weeks ahead for the best prices. Longer corridors are often served with one connection, so check live results for nonstop availability. Fares vary by season and day of departure.
Airlines to compare on Kolkata → Boston
Major airlines serving this route. Compare fares and schedules before you book.
| Airline | Code | Duration | Class |
|---|---|---|---|
| Air India | AI | ≈ 16h 00m | Economy |
| IndiGo | 6E | ≈ 16h 00m | Economy |
| Emirates | EK | ≈ 16h 00m | Economy |
| Qatar Airways | QR | ≈ 16h 00m | Economy |
| Etihad Airways | EY | ≈ 16h 00m | Economy |
| Singapore Airlines | SQ | ≈ 16h 00m | Economy |
| Thai Airways International | TG | ≈ 16h 00m | Economy |
| Malaysia Airlines | MH | ≈ 16h 00m | Economy |
| China Eastern Airlines | MU | ≈ 16h 00m | Economy |
| Air Arabia | G9 | ≈ 16h 00m | Economy |
Kolkata → Boston FAQs
A nonstop CCU–BOS flight covers the 12484 km great-circle in about 16h 00m of cruising, plus 30-60 minutes of taxi, climb and descent. Many longer corridors are flown with one connection — check live results for nonstop availability and total journey time.
Indian passport holders should check the visa requirements for United States on the destination's official immigration portal before booking — an eVisa or visa-on-arrival applies for many countries. Carry a passport valid for at least six months.
Compare prices across 500+ airlines and agencies in one search, keep your dates flexible and favour a midweek departure. Prices on this route rise sharply inside two weeks of departure.