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OST to PSM: distance & flight time
Ostend (Ostend-Bruges International Airport) → Portsmouth (Portsmouth International at Pease Airport)
3,360 mi
5,408 km · 2,920 nm
7h 3m
estimated nonstop flight time
-6h
time difference · heading west
See live OST→PSM fares Phone-only fares on this route — call free
Flight time details
3,360 miles nonstop takes roughly 7h 3m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- OST — Ostend-Bruges International Airport · Ostend, Belgium
- PSM — Portsmouth International at Pease Airport · Portsmouth, United States
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 OST
- KJK · Wevelgem Airport30 mi away
- HZB · Merville-Calonne Airport41 mi away
- CQF · Calais-Dunkerque Airport43 mi away
- LIL · Lille-Lesquin Airport45 mi away
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
Frequently asked questions
How far is OST from PSM?
The flight distance from Ostend (OST) to Portsmouth (PSM) is 3,360 miles (5,408 km, 2,920 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OST to PSM?
A nonstop flight takes about 7h 3m 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 Ostend and Portsmouth?
Portsmouth is 6 hours behind Ostend.
What is the cheapest way to fly from OST to PSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OST–PSM that never appear on search engines, with no booking fees.