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PRM to SUS: distance & flight time
Portimao (Portimão Airport) → Null (Spirit of St Louis Airport)
4,312 mi
6,940 km · 3,747 nm
8h 55m
estimated nonstop flight time
-6h
time difference · heading northwest
See live PRM→SUS fares Phone-only fares on this route — call free
Flight time details
4,312 miles nonstop takes roughly 8h 55m gate to gate, flying northwest. 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
- PRM — Portimão Airport · Portimao, Portugal
- SUS — Spirit of St Louis Airport · Null, 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 PRM
- FAO · Faro Airport35 mi away
- BYJ · Beja Airport / Airbase73 mi away
- CAT · Cascais Airport117 mi away
- LIS · Humberto Delgado Airport (Lisbon Portela Airport)117 mi away
Near SUS
- STL · St Louis Lambert International Airport16 mi away
- ALN · St Louis Regional Airport36 mi away
- BLV · Scott AFB/Midamerica Airport45 mi away
- JEF · Jefferson City Memorial Airport81 mi away
Frequently asked questions
How far is PRM from SUS?
The flight distance from Portimao (PRM) to Null (SUS) is 4,312 miles (6,940 km, 3,747 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PRM to SUS?
A nonstop flight takes about 8h 55m 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 Portimao and Null?
Null is 6 hours behind Portimao.
What is the cheapest way to fly from PRM to SUS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PRM–SUS that never appear on search engines, with no booking fees.