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WBU to GRO: distance & flight time
Boulder (Boulder Municipal Airport) → Gerona (Girona Airport)
5,203 mi
8,374 km · 4,521 nm
10h 40m
estimated nonstop flight time
+8h
time difference · heading northeast
See live WBU→GRO fares Phone-only fares on this route — call free
Flight time details
5,203 miles nonstop takes roughly 10h 40m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- WBU — Boulder Municipal Airport · Boulder, United States
- GRO — Girona Airport · Gerona, 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 WBU
- DEN · Denver International Airport32 mi away
- BJC · Rocky Mountain Metropolitan Airport11 mi away
- FNL · Northern Colorado Regional Airport31 mi away
- BFK · Buckley Air Force Base34 mi away
Near GRO
- BCN · Barcelona International Airport55 mi away
- QSA · Sabadell Airport43 mi away
- PGF · Perpignan-Rivesaltes (Llabanère) Airport58 mi away
- LEU · Pirineus - la Seu d'Urgel Airport76 mi away
Frequently asked questions
How far is WBU from GRO?
The flight distance from Boulder (WBU) to Gerona (GRO) is 5,203 miles (8,374 km, 4,521 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from WBU to GRO?
A nonstop flight takes about 10h 40m 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 Boulder and Gerona?
Gerona is 8 hours ahead of Boulder.
What is the cheapest way to fly from WBU to GRO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on WBU–GRO that never appear on search engines, with no booking fees.