Need help booking?
Unpublished phone-only deals available
CAT to SIN: distance & flight time
Cascais (Cascais Airport) → Singapore (Singapore Changi Airport)
7,401 mi
11,911 km · 6,432 nm
14h 59m
estimated nonstop flight time
+7h
time difference · heading east
See live CAT→SIN fares Phone-only fares on this route — call free
Flight time details
7,401 miles nonstop takes roughly 14h 59m gate to gate, flying east. 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
- CAT — Cascais Airport · Cascais, Portugal
- SIN — Singapore Changi Airport · Singapore, Singapore
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 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
Near SIN
- QPG · Paya Lebar Air Base6 mi away
- XSP · Seletar Airport10 mi away
- BTH · Hang Nadim International Airport18 mi away
- TGA · Tengah Air Base20 mi away
Frequently asked questions
How far is CAT from SIN?
The flight distance from Cascais (CAT) to Singapore (SIN) is 7,401 miles (11,911 km, 6,432 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CAT to SIN?
A nonstop flight takes about 14h 59m 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 Cascais and Singapore?
Singapore is 7 hours ahead of Cascais.
What is the cheapest way to fly from CAT to SIN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CAT–SIN that never appear on search engines, with no booking fees.