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RTB to CAT: distance & flight time
Roatan (Juan Manuel Galvez International Airport) → Cascais (Cascais Airport)
4,836 mi
7,783 km · 4,203 nm
9h 57m
estimated nonstop flight time
+7h
time difference · heading northeast
See live RTB→CAT fares Phone-only fares on this route — call free
Flight time details
4,836 miles nonstop takes roughly 9h 57m 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
- RTB — Juan Manuel Galvez International Airport · Roatan, Honduras
- CAT — Cascais Airport · Cascais, 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 RTB
- UII · Utila Airport28 mi away
- GJA · La Laguna Airport42 mi away
- LCE · Goloson International Airport45 mi away
- TJI · Trujillo Airport47 mi away
Near CAT
- LIS · Humberto Delgado Airport (Lisbon Portela Airport)12 mi away
- AVR · Alverca Air Base21 mi away
- QLR · Monte Real Air Base80 mi away
- BYJ · Beja Airport / Airbase89 mi away
Frequently asked questions
How far is RTB from CAT?
The flight distance from Roatan (RTB) to Cascais (CAT) is 4,836 miles (7,783 km, 4,203 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RTB to CAT?
A nonstop flight takes about 9h 57m 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 Roatan and Cascais?
Cascais is 7 hours ahead of Roatan.
What is the cheapest way to fly from RTB to CAT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RTB–CAT that never appear on search engines, with no booking fees.