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HLN to CUA: distance & flight time
Helena (Helena Regional Airport) → Ciudad Constitución (Ciudad Constitución Airport)
1,489 mi
2,397 km · 1,294 nm
3h 42m
estimated nonstop flight time
-1h
time difference · heading south
See live HLN→CUA fares Phone-only fares on this route — call free
Flight time details
1,489 miles nonstop takes roughly 3h 42m 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
- HLN — Helena Regional Airport · Helena, United States
- CUA — Ciudad Constitución Airport · Ciudad Constitución, 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 HLN
- BTM · Bert Mooney Airport51 mi away
- GTF · Great Falls International Airport67 mi away
- BZN · Gallatin Field70 mi away
- LVM · Mission Field97 mi away
Near CUA
- LTO · Loreto International Airport67 mi away
- LAP · Manuel Márquez de León International Airport104 mi away
Frequently asked questions
How far is HLN from CUA?
The flight distance from Helena (HLN) to Ciudad Constitución (CUA) is 1,489 miles (2,397 km, 1,294 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLN to CUA?
A nonstop flight takes about 3h 42m 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 Helena and Ciudad Constitución?
Ciudad Constitución is 1 hour behind Helena.
What is the cheapest way to fly from HLN to CUA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLN–CUA that never appear on search engines, with no booking fees.