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GAI to BIO: distance & flight time
Gaithersburg (Montgomery County Airpark) → Bilbao (Bilbao Airport)
3,738 mi
6,016 km · 3,249 nm
7h 48m
estimated nonstop flight time
+6h
time difference · heading northeast
See live GAI→BIO fares Phone-only fares on this route — call free
Flight time details
3,738 miles nonstop takes roughly 7h 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
- GAI — Montgomery County Airpark · Gaithersburg, 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 GAI
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 GAI from BIO?
The flight distance from Gaithersburg (GAI) to Bilbao (BIO) is 3,738 miles (6,016 km, 3,249 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAI to BIO?
A nonstop flight takes about 7h 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 Gaithersburg and Bilbao?
Bilbao is 6 hours ahead of Gaithersburg.
What is the cheapest way to fly from GAI to BIO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAI–BIO that never appear on search engines, with no booking fees.