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LDY to SEF: distance & flight time
Londonderry (City of Derry Airport) → Sebring (Sebring Regional Airport)
4,070 mi
6,550 km · 3,537 nm
8h 27m
estimated nonstop flight time
-5h
time difference · heading west
See live LDY→SEF fares Phone-only fares on this route — call free
Flight time details
4,070 miles nonstop takes roughly 8h 27m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time set-back when reading arrival times on your ticket.
The two airports
- LDY — City of Derry Airport · Londonderry, United Kingdom
- SEF — Sebring Regional Airport · Sebring, 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 LDY
- BFS · Belfast International Airport46 mi away
- CFN · Donegal Airport47 mi away
- ENK · St Angelo Airport49 mi away
- ILY · Islay Airport57 mi away
Near SEF
- AVO · Avon Park Executive Airport15 mi away
- MCO · Orlando International Airport67 mi away
- OBE · Okeechobee County Airport33 mi away
- TPA · Tampa International Airport81 mi away
Frequently asked questions
How far is LDY from SEF?
The flight distance from Londonderry (LDY) to Sebring (SEF) is 4,070 miles (6,550 km, 3,537 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LDY to SEF?
A nonstop flight takes about 8h 27m 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 Londonderry and Sebring?
Sebring is 5 hours behind Londonderry.
What is the cheapest way to fly from LDY to SEF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LDY–SEF that never appear on search engines, with no booking fees.