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PSM to EAS: distance & flight time
Portsmouth (Portsmouth International at Pease Airport) → San Sebastian (San Sebastian Airport)
3,370 mi
5,424 km · 2,929 nm
7h 5m
estimated nonstop flight time
+6h
time difference · heading northeast
See live PSM→EAS fares Phone-only fares on this route — call free
Flight time details
3,370 miles nonstop takes roughly 7h 5m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- PSM — Portsmouth International at Pease Airport · Portsmouth, United States
- EAS — San Sebastian Airport · San Sebastian, Spain
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near PSM
- BOS · General Edward Lawrence Logan International Airport50 mi away
- LWM · Lawrence Municipal Airport29 mi away
- MHT · Manchester-Boston Regional Airport33 mi away
- BVY · Beverly Municipal Airport34 mi away
Near EAS
- BIQ · Biarritz-Anglet-Bayonne Airport15 mi away
- PNA · Pamplona Airport41 mi away
- BIO · Bilbao Airport56 mi away
- VIT · Vitoria/Foronda Airport57 mi away
Frequently asked questions
How far is PSM from EAS?
The flight distance from Portsmouth (PSM) to San Sebastian (EAS) is 3,370 miles (5,424 km, 2,929 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PSM to EAS?
A nonstop flight takes about 7h 5m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Portsmouth and San Sebastian?
San Sebastian is 6 hours ahead of Portsmouth.
What is the cheapest way to fly from PSM to EAS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PSM–EAS that never appear on search engines, with no booking fees.