Need help booking?
Unpublished phone-only deals available
PRM to IAG: distance & flight time
Portimao (Portimão Airport) → Niagara Falls (Niagara Falls International Airport)
3,630 mi
5,842 km · 3,154 nm
7h 35m
estimated nonstop flight time
-5h
time difference · heading northwest
See live PRM→IAG fares Phone-only fares on this route — call free
Flight time details
3,630 miles nonstop takes roughly 7h 35m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time set-back when reading arrival times on your ticket.
The two airports
- PRM — Portimão Airport · Portimao, Portugal
- IAG — Niagara Falls International Airport · Niagara Falls, 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 IAG
- YYZ · Lester B. Pearson International Airport52 mi away
- YCM · Niagara District Airport13 mi away
- BUF · Buffalo Niagara International Airport16 mi away
- DU9 · Dunnville Airport37 mi away
Frequently asked questions
How far is PRM from IAG?
The flight distance from Portimao (PRM) to Niagara Falls (IAG) is 3,630 miles (5,842 km, 3,154 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PRM to IAG?
A nonstop flight takes about 7h 35m 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 Niagara Falls?
Niagara Falls is 5 hours behind Portimao.
What is the cheapest way to fly from PRM to IAG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PRM–IAG that never appear on search engines, with no booking fees.