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RML to RDR: distance & flight time
Colombo (Colombo Ratmalana Airport) → Red River (Grand Forks Air Force Base)
8,648 mi
13,918 km · 7,515 nm
17h 25m
estimated nonstop flight time
-10.5h
time difference · heading north
See live RML→RDR fares Phone-only fares on this route — call free
Flight time details
8,648 miles nonstop takes roughly 17h 25m 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
- RDR — Grand Forks Air Force Base · Red River, 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 RDR
- GFK · Grand Forks International Airport10 mi away
- TVF · Thief River Falls Regional Airport57 mi away
- PMB · Pembina Municipal Airport68 mi away
- DVL · Devils Lake Regional Airport70 mi away
Frequently asked questions
How far is RML from RDR?
The flight distance from Colombo (RML) to Red River (RDR) is 8,648 miles (13,918 km, 7,515 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RML to RDR?
A nonstop flight takes about 17h 25m 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 Red River?
Red River is 10.5 hours behind Colombo.
What is the cheapest way to fly from RML to RDR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RML–RDR that never appear on search engines, with no booking fees.