# Distance from Mumbai (BOM) to Portsmouth (PSM)

> 12,169 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 12,169 km / 7,562 mi / 6,571 nm
- **Estimated flight time**: 15h
- **Heading**: 333° (north northwest)
- **Return heading**: 36° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (India) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -9.5h (When it's 17:46 in Mumbai, it's 08:16 in Portsmouth)
- **Elevation difference**: 63 ft (PSM is higher than BOM)

## Airports

### [Chhatrapati Shivaji International Airport (BOM)](https://www.flightduration.online/airport/bom-mumbai-chhatrapati-shivaji-international-airport/1ef266df-eed6-6a1a-9d01-06bb2780ed98)

- City: Mumbai, India
- ICAO: VABB
- Timezone: Asia/Kolkata
- Coordinates: 19.090000, 72.870000
- Elevation: 37 ft

### [Portsmouth International At Pease Airport (PSM)](https://www.flightduration.online/airport/psm-portsmouth-portsmouth-international-at-pease-airport/1ef266df-33b1-6488-97e8-06bb2780ed98)

- City: Portsmouth, United States
- ICAO: KPSM
- Timezone: America/New_York
- Coordinates: 43.080000, -70.820000
- Elevation: 100 ft

## Route notes

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

Time-zone information: When it's 17:46 in Mumbai, it's 08:16 in Portsmouth.
With a 9.5-hour time difference, expect significant jet lag.

## Related

- [Chhatrapati Shivaji International Airport (BOM)](https://www.flightduration.online/airport/bom-mumbai-chhatrapati-shivaji-international-airport/1ef266df-eed6-6a1a-9d01-06bb2780ed98)
- [Portsmouth International At Pease Airport (PSM)](https://www.flightduration.online/airport/psm-portsmouth-portsmouth-international-at-pease-airport/1ef266df-33b1-6488-97e8-06bb2780ed98)
- [Flight duration calculator](/#calculator)