Need help booking?
Unpublished phone-only deals available
RAL to PRM: distance & flight time
Riverside (Riverside Municipal Airport) → Portimao (Portimão Airport)
5,728 mi
9,219 km · 4,978 nm
11h 42m
estimated nonstop flight time
+7h
time difference · heading northeast
See live RAL→PRM fares Phone-only fares on this route — call free
Flight time details
5,728 miles nonstop takes roughly 11h 42m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- RAL — Riverside Municipal Airport · Riverside, United States
- PRM — Portimão Airport · Portimao, Portugal
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 RAL
- ONT · Ontario International Airport11 mi away
- CNO · Chino Airport11 mi away
- RIV · March ARB Airport12 mi away
- LAX · Los Angeles International Airport55 mi away
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
Frequently asked questions
How far is RAL from PRM?
The flight distance from Riverside (RAL) to Portimao (PRM) is 5,728 miles (9,219 km, 4,978 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RAL to PRM?
A nonstop flight takes about 11h 42m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from RAL to PRM?
Nonstop service on RAL–PRM depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 11h 42m nonstop estimate.
What is the time difference between Riverside and Portimao?
Portimao is 7 hours ahead of Riverside.
What is the cheapest way to fly from RAL to PRM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RAL–PRM that never appear on search engines, with no booking fees.
Why are some RAL to PRM fares phone-only?
Consolidator contracts let us sell certain RAL–PRM tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.