Portsmouth to Buffalo (PSM–BUF) — Airlines, Schedules & Connections

PSM Airport Page →
400 mi airlines charter/private
On-time Some delays Frequent delays
Connecting Flight Schedule 2 1-stop flights Verified 5mos ago
Charter / private route. No scheduled airline service — operated by charter & private aviation.
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

✦ 1-Stop connections via 2 hubs
MCO Orlando 7h 4m MX → ADB6F9 Orlando (MCO) to Buffalo flights
RDU Raleigh/Durham ~5h 30m MX → F9 Raleigh/Durham (RDU) to Buffalo flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Portsmouth to Buffalo
Flown by charter / private operators — no scheduled airline service.
400 mi 1h 5m nonstop

PSM–BUF has no scheduled airline service; it is flown by charter / private operators. 1-stop connecting options are also available.

Also explore Browse available seat maps PSM Routes BUF Routes PSM Live Flights BUF Live Flights BUF Delays
All flights from Buffalo (BUF) Buffalo to Portsmouth flights
Connections

Connection Landscape

1-stop and 2-stop options for PSM to BUF.
1-STOP
One-Stop Connections
2
Hubs
~5h
Fastest
~7h
Longest
RDU ~5h 30m MCO ~7h 4m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
29
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.
Reliability

On-Time Performance

What to expect at each end of your journey.
Outbound
PSM → BUF
86%
Generally reliable. Most flights run on time.
Arriving
86%
Return
BUF → PSM
80%
Generally reliable. Most flights run on time.
Departing
80%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. BUF delays →
Alternatives

Other ways to reach Buffalo from Portsmouth

Nearby airports with service to Buffalo Niagara International Airport.
Metric PSM→BUF MHT→BUF PWM→BUF
Distance from PSM – 33 mi 47 mi
Nonstop airlines – 1 2
Weekly flights – – 1
Flight time 1h 5m 1h 14m 1h 2m
Manchester (MHT) to Buffalo flights · Portland (PWM) to Buffalo flights · Bedford (BED) to Buffalo flights
Airports within 200 miles of PSM with service to Buffalo Niagara International Airport.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
0h
Buffalo is 0 hours the same as Portsmouth.
PSM: EDT · BUF: EDT

When it's 6:00 PM in Portsmouth, it's 6:00 PM in Buffalo.
Distance & Flight Time
400 mi / 643 km
Nonstop flight time is approximately 1h 5m gate to gate.
Facts

PSM–BUF Quick Facts

Key statistics for the Portsmouth to Buffalo route.
Route details
Distance400 mi / 643 km
Flight time1h 5m
Time difference0 hours
Airlines (nonstop)Charter / private
1-stop connectionsAvailable
Origin: PSM
Full namePortsmouth International Airport at Pease
IATA / ICAOPSM / KPSM
TimezoneAmerica/New_York
Passengers/yr0.2M
Elevation100 ft / 30 m
Destination: BUF
Full nameBuffalo Niagara International Airport
IATA / ICAOBUF / KBUF
TimezoneAmerica/New_York
Passengers/yr5.0M
Elevation728 ft / 222 m
FAQ

Frequently Asked Questions

Common questions about PSM to BUF flights.
Nonstop flights from Portsmouth International Airport at Pease to Buffalo Niagara International Airport take about 1h 5m gate to gate. The route covers 400 miles.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Orlando.
On a single ticket, yes. Your bags are checked through to BUF and move between planes without you. On two separate tickets you collect your bags at the connecting airport and recheck them, so build in extra layover time.
Yes, return flights from BUF to PSM are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include MHT, PWM and BED. See the Alternatives section for a full comparison.
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.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from PSM to BUF

Portsmouth International Airport at Pease (PSM) and Buffalo Niagara International Airport (BUF) are connected through multiple connecting hub airports.

PSM to BUF Flight Duration and Schedule

Nonstop flight time from PSM to BUF is about 1 hours 5 minutes gate to gate. The route covers a distance of 400 miles (643 km).

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Orlando. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Manchester (MHT), Portland (PWM) and Bedford (BED).