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ABE to WBU: distance & flight time
Allentown (Lehigh Valley International Airport) → Boulder (Boulder Municipal Airport)
1,562 mi
2,513 km · 1,357 nm
3h 32m
estimated nonstop flight time
-2h
time difference · heading west
See live ABE→WBU fares Phone-only fares on this route — call free
Flight time details
1,562 miles nonstop takes roughly 3h 32m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- ABE — Lehigh Valley International Airport · Allentown, United States
- WBU — Boulder Municipal Airport · Boulder, 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 ABE
- PHL · Philadelphia International Airport55 mi away
- UKT · Quakertown Airport15 mi away
- EWR · Newark Liberty International Airport67 mi away
- DYL · Doylestown Airport28 mi away
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
Frequently asked questions
How far is ABE from WBU?
The flight distance from Allentown (ABE) to Boulder (WBU) is 1,562 miles (2,513 km, 1,357 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ABE to WBU?
A nonstop flight takes about 3h 32m 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 Allentown and Boulder?
Boulder is 2 hours behind Allentown.
What is the cheapest way to fly from ABE to WBU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ABE–WBU that never appear on search engines, with no booking fees.