Need help booking?
Unpublished phone-only deals available
RLK to OPO: distance & flight time
Bayannur (Bayannur Tianjitai Airport) → Porto (Francisco de Sá Carneiro Airport)
5,506 mi
8,860 km · 4,784 nm
11h 16m
estimated nonstop flight time
-7h
time difference · heading northwest
See live RLK→OPO fares Phone-only fares on this route — call free
Flight time details
5,506 miles nonstop takes roughly 11h 16m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- RLK — Bayannur Tianjitai Airport · Bayannur, China
- OPO — Francisco de Sá Carneiro Airport · Porto, 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 RLK
- WUA · Wuhai Airport93 mi away
- BAV · Baotou Airport121 mi away
- DSN · Ordos Ejin Horo Airport149 mi away
Near OPO
- BGZ · Braga Municipal Aerodrome26 mi away
- VRL · Vila Real Airport50 mi away
- VSE · Aerodromo Goncalves Lobato (Viseu Airport)55 mi away
- VGO · Vigo Airport68 mi away
Frequently asked questions
How far is RLK from OPO?
The flight distance from Bayannur (RLK) to Porto (OPO) is 5,506 miles (8,860 km, 4,784 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RLK to OPO?
A nonstop flight takes about 11h 16m 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 Bayannur and Porto?
Porto is 7 hours behind Bayannur.
What is the cheapest way to fly from RLK to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RLK–OPO that never appear on search engines, with no booking fees.