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OSH to RML: distance & flight time
Oshkosh (Wittman Regional Airport) → Colombo (Colombo Ratmalana Airport)
8,853 mi
14,248 km · 7,693 nm
17h 50m
estimated nonstop flight time
+10.5h
time difference · heading north
See live OSH→RML fares Phone-only fares on this route — call free
Flight time details
8,853 miles nonstop takes roughly 17h 50m 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
- OSH — Wittman Regional Airport · Oshkosh, United States
- RML — Colombo Ratmalana Airport · Colombo, 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 OSH
- FLD · Fond du Lac County Airport15 mi away
- ATW · Appleton International Airport19 mi away
- SBM · Sheboygan County Memorial Airport38 mi away
- GRB · Austin Straubel International Airport41 mi away
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
Frequently asked questions
How far is OSH from RML?
The flight distance from Oshkosh (OSH) to Colombo (RML) is 8,853 miles (14,248 km, 7,693 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSH to RML?
A nonstop flight takes about 17h 50m 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 Oshkosh and Colombo?
Colombo is 10.5 hours ahead of Oshkosh.
What is the cheapest way to fly from OSH to RML?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSH–RML that never appear on search engines, with no booking fees.