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CTM to PSM: distance & flight time
Chetumal (Chetumal International Airport) → Portsmouth (Portsmouth International at Pease Airport)
1,981 mi
3,188 km · 1,722 nm
4h 21m
estimated nonstop flight time
+1h
time difference · heading northeast
See live CTM→PSM fares Phone-only fares on this route — call free
Flight time details
1,981 miles nonstop takes roughly 4h 21m gate to gate, flying northeast. 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
- CTM — Chetumal International Airport · Chetumal, Mexico
- PSM — Portsmouth International at Pease Airport · Portsmouth, 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 CTM
- SPR · San Pedro Airport47 mi away
- BZE · Philip S. W. Goldson International Airport67 mi away
- CZA · Chichen Itza International Airport148 mi away
- FRS · Mundo Maya International Airport150 mi away
Near PSM
- BOS · General Edward Lawrence Logan International Airport50 mi away
- LWM · Lawrence Municipal Airport29 mi away
- MHT · Manchester-Boston Regional Airport33 mi away
- BVY · Beverly Municipal Airport34 mi away
Frequently asked questions
How far is CTM from PSM?
The flight distance from Chetumal (CTM) to Portsmouth (PSM) is 1,981 miles (3,188 km, 1,722 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CTM to PSM?
A nonstop flight takes about 4h 21m 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 Chetumal and Portsmouth?
Portsmouth is 1 hour ahead of Chetumal.
What is the cheapest way to fly from CTM to PSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CTM–PSM that never appear on search engines, with no booking fees.