Portsmouth to Sofia (PSM–SOF) — Airlines, Schedules & Connections

PSM Airport Page →
4,488 mi airlines 0/wk
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Flight Schedule 0 flights Verified 2w ago
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Portsmouth to Sofia
Route information for PSM to SOF.
4,488 mi 8h 4m nonstop +6h ahead

Also explore PSM Routes SOF Routes PSM Live Flights SOF Live Flights
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for PSM to SOF.
2-STOP
Two-Stop Connections
14
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
+6h
Sofia is 6 hours ahead of Portsmouth.
PSM: EDT · SOF: EET

When it's 6:00 PM in Portsmouth, it's 12:00 AM (next day) in Sofia.
Distance & Flight Time
4,488 mi / 7,222 km
Nonstop flight time is approximately 8h 4m.
Visa & Entry

US passport holders enter Bulgaria visa-free for stays up to 90 days within any 180-day period. Bulgaria joined the Schengen area in 2024, so the 90-day clock is now shared with all other Schengen countries. Passport must be valid for at least 3 months beyond the planned departure from the Schengen area.

Verify entry requirements with official sources before travel.
Facts

PSM–SOF Quick Facts

Key statistics for the Portsmouth to Sofia route.
Route details
Distance4,488 mi / 7,222 km
Flight time8h 4m
Time difference+6 hours
Airlines (nonstop)0
Origin: PSM
Full namePortsmouth International Airport at Pease
IATA / ICAOPSM / KPSM
TimezoneAmerica/New_York
Passengers/yr0.2M
Elevation100 ft / 30 m
Destination: SOF
Full nameSofia Airport
IATA / ICAOSOF / LBSF
TimezoneEurope/Sofia
Passengers/yr7.9M
Elevation1,742 ft / 531 m
FAQ

Frequently Asked Questions

Common questions about PSM to SOF flights.
Nonstop flights from Portsmouth International Airport at Pease to Sofia Airport take approximately 8h 4m. The route covers 4,488 miles.
Sofia is 6 hours ahead of Portsmouth.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from PSM to SOF

Portsmouth International Airport at Pease (PSM) and Sofia Airport (SOF) are connected through multiple connecting hub airports.

PSM to SOF Flight Duration and Schedule

Nonstop flight time from PSM to SOF ranges from 8 hours 4 minutes. The route covers a distance of 4,488 miles (7,222 km).

Connecting Options and Alternatives

Two-stop connections are also available via intermediate hubs.