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RML to DBQ: distance & flight time
Colombo (Colombo Ratmalana Airport) → Dubuque IA (Dubuque Regional Airport)
8,985 mi
14,459 km · 7,807 nm
18h 5m
estimated nonstop flight time
-10.5h
time difference · heading north
See live RML→DBQ fares Phone-only fares on this route — call free
Flight time details
8,985 miles nonstop takes roughly 18h 5m 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 set-back when reading arrival times on your ticket.
The two airports
- RML — Colombo Ratmalana Airport · Colombo, Sri Lanka
- DBQ — Dubuque Regional Airport · Dubuque IA, 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 RML
- CMB · Bandaranaike International Colombo Airport25 mi away
- KCT · Koggala Airport65 mi away
- HRI · Mattala Rajapaksa International Airport93 mi away
- GIU · Sigiriya Air Force Base97 mi away
Near DBQ
- CWI · Clinton Municipal Airport44 mi away
- PCD · Prairie Du Chien Municipal Airport48 mi away
- LNR · Tri-County Regional Airport62 mi away
- CID · The Eastern Iowa Airport63 mi away
Frequently asked questions
How far is RML from DBQ?
The flight distance from Colombo (RML) to Dubuque IA (DBQ) is 8,985 miles (14,459 km, 7,807 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RML to DBQ?
A nonstop flight takes about 18h 5m 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 Colombo and Dubuque IA?
Dubuque IA is 10.5 hours behind Colombo.
What is the cheapest way to fly from RML to DBQ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RML–DBQ that never appear on search engines, with no booking fees.