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HYC to SDY: distance & flight time
Wycombe (Wycombe Air Park) → Sidney (Sidney - Richland Regional Airport)
4,223 mi
6,796 km · 3,669 nm
8h 45m
estimated nonstop flight time
-7h
time difference · heading northwest
See live HYC→SDY fares Phone-only fares on this route — call free
Flight time details
4,223 miles nonstop takes roughly 8h 45m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- HYC — Wycombe Air Park · Wycombe, United Kingdom
- SDY — Sidney - Richland Regional Airport · Sidney, 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 HYC
- LHR · London Heathrow Airport18 mi away
- LGW · London Gatwick Airport42 mi away
- BEX · RAF Benson12 mi away
- NHT · RAF Northolt17 mi away
Near SDY
- ISN · Sloulin Field International Airport41 mi away
- GDV · Dawson Community Airport49 mi away
- OLF · L M Clayton Airport69 mi away
- DIK · Dickinson Theodore Roosevelt Regional Airport91 mi away
Frequently asked questions
How far is HYC from SDY?
The flight distance from Wycombe (HYC) to Sidney (SDY) is 4,223 miles (6,796 km, 3,669 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HYC to SDY?
A nonstop flight takes about 8h 45m 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 Wycombe and Sidney?
Sidney is 7 hours behind Wycombe.
What is the cheapest way to fly from HYC to SDY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HYC–SDY that never appear on search engines, with no booking fees.