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DWH to ADP: distance & flight time
Houston (David Wayne Hooks Memorial Airport) → Galoya (Ampara Airport)
9,846 mi
15,846 km · 8,556 nm
19h 46m
estimated nonstop flight time
+10.5h
time difference · heading north
See live DWH→ADP fares Phone-only fares on this route — call free
Flight time details
9,846 miles nonstop takes roughly 19h 46m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10.5-hour time gain when reading arrival times on your ticket.
The two airports
- DWH — David Wayne Hooks Memorial Airport · Houston, United States
- ADP — Ampara Airport · Galoya, Sri Lanka
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 DWH
- IAH · George Bush Intercontinental Houston Airport14 mi away
- IWS · West Houston Airport18 mi away
- CXO · Conroe-North Houston Regional Airport22 mi away
- AAP · Andrau Airpark24 mi away
Near ADP
- BTC · Batticaloa Airport26 mi away
- HIM · Hingurakgoda Air Force Base66 mi away
- GIU · Sigiriya Air Force Base75 mi away
- WRZ · Weerawila Airport80 mi away
Frequently asked questions
How far is DWH from ADP?
The flight distance from Houston (DWH) to Galoya (ADP) is 9,846 miles (15,846 km, 8,556 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DWH to ADP?
A nonstop flight takes about 19h 46m 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 Houston and Galoya?
Galoya is 10.5 hours ahead of Houston.
What is the cheapest way to fly from DWH to ADP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DWH–ADP that never appear on search engines, with no booking fees.