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CAT to DIA: distance & flight time
Cascais (Cascais Airport) → Doha (Doha International Airport)
3,622 mi
5,829 km · 3,147 nm
7h 34m
estimated nonstop flight time
+2h
time difference · heading east
See live CAT→DIA fares Phone-only fares on this route — call free
Flight time details
3,622 miles nonstop takes roughly 7h 34m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- CAT — Cascais Airport · Cascais, Portugal
- DIA — Doha International Airport · Doha, Qatar
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 DIA
- DOH · Hamad International Airport3 mi away
- XJD · Al Udeid Air Base19 mi away
- BAH · Bahrain International Airport91 mi away
- XSB · Sir Bani Yas Airport93 mi away
Frequently asked questions
How far is CAT from DIA?
The flight distance from Cascais (CAT) to Doha (DIA) is 3,622 miles (5,829 km, 3,147 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CAT to DIA?
A nonstop flight takes about 7h 34m 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 Doha?
Doha is 2 hours ahead of Cascais.
What is the cheapest way to fly from CAT to DIA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CAT–DIA that never appear on search engines, with no booking fees.