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PHL to WBU: distance & flight time
Philadelphia (Philadelphia International Airport) → Boulder (Boulder Municipal Airport)
1,581 mi
2,544 km · 1,373 nm
3h 34m
estimated nonstop flight time
-2h
time difference · heading west
See live PHL→WBU fares Phone-only fares on this route — call free
Flight time details
1,581 miles nonstop takes roughly 3h 34m 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
- PHL — Philadelphia International Airport · Philadelphia, 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 PHL
- BBX · Wings Field18 mi away
- PNE · Northeast Philadelphia Airport19 mi away
- LLY · South Jersey Regional Airport22 mi away
- NXX · Willow Grove Naval Air Station/Joint Reserve Base23 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 PHL from WBU?
The flight distance from Philadelphia (PHL) to Boulder (WBU) is 1,581 miles (2,544 km, 1,373 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PHL to WBU?
A nonstop flight takes about 3h 34m 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 Philadelphia and Boulder?
Boulder is 2 hours behind Philadelphia.
What is the cheapest way to fly from PHL to WBU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PHL–WBU that never appear on search engines, with no booking fees.