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WBU to ESF: distance & flight time
Boulder (Boulder Municipal Airport) → Alexandria (Esler Regional Airport)
938 mi
1,509 km · 815 nm
2h 30m
estimated nonstop flight time
+1h
time difference · heading southeast
See live WBU→ESF fares Phone-only fares on this route — call free
Flight time details
938 miles nonstop takes roughly 2h 30m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- WBU — Boulder Municipal Airport · Boulder, United States
- ESF — Esler Regional Airport · Alexandria, United States
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 ESF
- AEX · Alexandria International Airport16 mi away
- POE · Polk Army Air Field58 mi away
- DRI · Beauregard Regional Airport73 mi away
- MLU · Monroe Regional Airport79 mi away
Frequently asked questions
How far is WBU from ESF?
The flight distance from Boulder (WBU) to Alexandria (ESF) is 938 miles (1,509 km, 815 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from WBU to ESF?
A nonstop flight takes about 2h 30m 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 Alexandria?
Alexandria is 1 hour ahead of Boulder.
What is the cheapest way to fly from WBU to ESF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on WBU–ESF that never appear on search engines, with no booking fees.