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IAD to LLY: distance & flight time
Washington (Washington Dulles International Airport) → Mount Holly (South Jersey Regional Airport)
155 mi
250 km · 135 nm
53m
estimated nonstop flight time
Same time
time difference · heading northeast
See live IAD→LLY fares Phone-only fares on this route — call free
Flight time details
155 miles nonstop takes roughly 53m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- IAD — Washington Dulles International Airport · Washington, United States
- LLY — South Jersey Regional Airport · Mount Holly, 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 IAD
Near LLY
- PHL · Philadelphia International Airport22 mi away
- PNE · Northeast Philadelphia Airport13 mi away
- WRI · Mc Guire Air Force Base14 mi away
- TTN · Trenton Mercer Airport23 mi away
Frequently asked questions
How far is IAD from LLY?
The flight distance from Washington (IAD) to Mount Holly (LLY) is 155 miles (250 km, 135 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAD to LLY?
A nonstop flight takes about 53m 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 cheapest way to fly from IAD to LLY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAD–LLY that never appear on search engines, with no booking fees.