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CXO to LIS: distance & flight time
Conroe (Conroe-North Houston Regional Airport) → Lisbon (Humberto Delgado Airport (Lisbon Portela Airport))
4,760 mi
7,660 km · 4,136 nm
9h 48m
estimated nonstop flight time
+6h
time difference · heading northeast
See live CXO→LIS fares Phone-only fares on this route — call free
Flight time details
4,760 miles nonstop takes roughly 9h 48m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- CXO — Conroe-North Houston Regional Airport · Conroe, United States
- LIS — Humberto Delgado Airport (Lisbon Portela Airport) · Lisbon, 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 CXO
- IAH · George Bush Intercontinental Houston Airport26 mi away
- DWH · David Wayne Hooks Memorial Airport22 mi away
- HTV · Huntsville Regional Airport29 mi away
- IWS · West Houston Airport40 mi away
Near LIS
- AVR · Alverca Air Base9 mi away
- CAT · Cascais Airport12 mi away
- QLR · Monte Real Air Base74 mi away
- BYJ · Beja Airport / Airbase81 mi away
Frequently asked questions
How far is CXO from LIS?
The flight distance from Conroe (CXO) to Lisbon (LIS) is 4,760 miles (7,660 km, 4,136 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CXO to LIS?
A nonstop flight takes about 9h 48m 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 Conroe and Lisbon?
Lisbon is 6 hours ahead of Conroe.
What is the cheapest way to fly from CXO to LIS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CXO–LIS that never appear on search engines, with no booking fees.