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CSM to REX: distance & flight time
Clinton (Clinton Sherman Airport) → Reynosa (General Lucio Blanco International Airport)
647 mi
1,042 km · 562 nm
1h 52m
estimated nonstop flight time
-1h
time difference · heading south
See live CSM→REX fares Phone-only fares on this route — call free
Flight time details
647 miles nonstop takes roughly 1h 52m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- CSM — Clinton Sherman Airport · Clinton, United States
- REX — General Lucio Blanco International Airport · Reynosa, Mexico
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 CSM
- HBR · Hobart Regional Airport26 mi away
- LTS · Altus Air Force Base47 mi away
- FSI · Henry Post Army Air Field (Fort Sill)66 mi away
- LAW · Lawton Fort Sill Regional Airport69 mi away
Near REX
Frequently asked questions
How far is CSM from REX?
The flight distance from Clinton (CSM) to Reynosa (REX) is 647 miles (1,042 km, 562 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CSM to REX?
A nonstop flight takes about 1h 52m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from CSM to REX?
Nonstop service on CSM–REX depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 52m nonstop estimate.
What is the time difference between Clinton and Reynosa?
Reynosa is 1 hour behind Clinton.
What is the cheapest way to fly from CSM to REX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CSM–REX that never appear on search engines, with no booking fees.
Why are some CSM to REX fares phone-only?
Consolidator contracts let us sell certain CSM–REX tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.