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RER to CMI: distance & flight time
Retalhuleu (Retalhuleu Airport) → Champaign (University of Illinois Willard Airport)
1,775 mi
2,857 km · 1,543 nm
3h 57m
estimated nonstop flight time
+1h
time difference · heading north
See live RER→CMI fares Phone-only fares on this route — call free
Flight time details
1,775 miles nonstop takes roughly 3h 57m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- RER — Retalhuleu Airport · Retalhuleu, Guatemala
- CMI — University of Illinois Willard Airport · Champaign, 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 RER
- AAZ · Quezaltenango Airport27 mi away
- TAP · Tapachula International Airport49 mi away
- AQB · Santa Cruz del Quiche Airport50 mi away
- GSJ · San José Airport70 mi away
Near CMI
Frequently asked questions
How far is RER from CMI?
The flight distance from Retalhuleu (RER) to Champaign (CMI) is 1,775 miles (2,857 km, 1,543 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RER to CMI?
A nonstop flight takes about 3h 57m 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 Retalhuleu and Champaign?
Champaign is 1 hour ahead of Retalhuleu.
What is the cheapest way to fly from RER to CMI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RER–CMI that never appear on search engines, with no booking fees.