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RKD to WBU: distance & flight time
Rockland (Knox County Regional Airport) → Boulder (Boulder Municipal Airport)
1,859 mi
2,992 km · 1,615 nm
4h 7m
estimated nonstop flight time
-2h
time difference · heading west
See live RKD→WBU fares Phone-only fares on this route — call free
Flight time details
1,859 miles nonstop takes roughly 4h 7m 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
- RKD — Knox County Regional Airport · Rockland, 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 RKD
- AUG · Augusta State Airport39 mi away
- NHZ · Brunswick Executive Airport43 mi away
- BHB · Hancock County-Bar Harbor Airport45 mi away
- BGR · Bangor International Airport53 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 RKD from WBU?
The flight distance from Rockland (RKD) to Boulder (WBU) is 1,859 miles (2,992 km, 1,615 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RKD to WBU?
A nonstop flight takes about 4h 7m 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 Rockland and Boulder?
Boulder is 2 hours behind Rockland.
What is the cheapest way to fly from RKD to WBU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RKD–WBU that never appear on search engines, with no booking fees.