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

PSM Airport Page →
400 mi airlines 0/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 28 1-stop flights Verified 4w ago
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  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No nonstop flights on this route. connecting options below.

✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Portsmouth to Buffalo
Connecting service available through multiple hubs.
400 mi 1h 5m nonstop 28 1-stop hubs

While no nonstop service exists between PSM and BUF, connecting options are available through 28 hubs.

Also explore PSM Routes BUF Routes PSM Live Flights BUF Live Flights BUF Delays
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for PSM to BUF.
1-STOP
One-Stop Connections
28
Hubs
~3h
Fastest
~24h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
103
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.
Alternatives

Other ways to reach Buffalo from Portsmouth

Nearby airports with service to Buffalo Niagara International Airport.
Metric PSM→BUF MHT→BUF BED→BUF
Distance from PSM – 33 mi 48 mi
Nonstop airlines 0 1 5
Weekly flights 0 – 1
Flight time 1h 5m 1h 14m 1h 20m
Manchester (MHT) to Buffalo flights · Bedford (BED) to Buffalo flights · Boston (BOS) 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.
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)0
1-stop connections28 hubs
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 approximately 1h 5m. The route covers 400 miles.
Yes, 1-stop connections are available through MHT, BED, HPN, ALB, TEB, FRG, BOS, BWI, CLE, IAD, CGF, PHL, PIT, CHS, BNA, JAX, DAL, MSY, TPA, PIE, PBI, MIA, FLL, RSW, DFW, RDU, MCO and RIC. These options provide additional schedule flexibility.
Nearby alternatives include MHT, BED and BOS. 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 ranges from 1 hours 5 minutes. The route covers a distance of 400 miles (643 km).

Connecting Options and Alternatives

28 one-stop connections are available, with the fastest taking approximately 3 hours via MHT. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Manchester (MHT), Bedford (BED) and Boston (BOS).