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RIW to MCS: distance & flight time
Riverton WY (Riverton Regional Airport) → Monte Caseros (Monte Caseros Airport)
6,003 mi
9,661 km · 5,216 nm
12h 14m
estimated nonstop flight time
+3h
time difference · heading southeast
See live RIW→MCS fares Phone-only fares on this route — call free
Flight time details
6,003 miles nonstop takes roughly 12h 14m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- RIW — Riverton Regional Airport · Riverton WY, United States
- MCS — Monte Caseros Airport · Monte Caseros, Argentina
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 RIW
- LND · Hunt Field22 mi away
- WRL · Worland Municipal Airport67 mi away
- PWY · Ralph Wenz Field71 mi away
- BPI · Miley Memorial Field90 mi away
Near MCS
- UZU · Curuzu Cuatia Airport40 mi away
- URG · Rubem Berta Airport49 mi away
- AOL · Paso De Los Libres Airport50 mi away
- ATI · Artigas International Airport68 mi away
Frequently asked questions
How far is RIW from MCS?
The flight distance from Riverton WY (RIW) to Monte Caseros (MCS) is 6,003 miles (9,661 km, 5,216 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RIW to MCS?
A nonstop flight takes about 12h 14m 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 Riverton WY and Monte Caseros?
Monte Caseros is 3 hours ahead of Riverton WY.
What is the cheapest way to fly from RIW to MCS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RIW–MCS that never appear on search engines, with no booking fees.