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INT to BIO: distance & flight time
Winston-salem (Smith Reynolds Airport) → Bilbao (Bilbao Airport)
3,991 mi
6,422 km · 3,468 nm
8h 17m
estimated nonstop flight time
+6h
time difference · heading northeast
See live INT→BIO fares Phone-only fares on this route — call free
Flight time details
3,991 miles nonstop takes roughly 8h 17m 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
- INT — Smith Reynolds Airport · Winston-salem, United States
- BIO — Bilbao Airport · Bilbao, Spain
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 INT
- GSO · Piedmont Triad International Airport16 mi away
- CLT · Charlotte Douglas International Airport75 mi away
- SVH · Statesville Regional Airport48 mi away
- IKB · Wilkes County Airport49 mi away
Near BIO
- VIT · Vitoria/Foronda Airport30 mi away
- SDR · Santander Airport47 mi away
- EAS · San Sebastian Airport56 mi away
- RJL · Logroño-Agoncillo Airport65 mi away
Frequently asked questions
How far is INT from BIO?
The flight distance from Winston-salem (INT) to Bilbao (BIO) is 3,991 miles (6,422 km, 3,468 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from INT to BIO?
A nonstop flight takes about 8h 17m 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 Winston-salem and Bilbao?
Bilbao is 6 hours ahead of Winston-salem.
What is the cheapest way to fly from INT to BIO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on INT–BIO that never appear on search engines, with no booking fees.