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HLN to CFB: distance & flight time
Helena (Helena Regional Airport) → Cabo Frio (Cabo Frio Airport)
6,478 mi
10,426 km · 5,630 nm
13h 10m
estimated nonstop flight time
+3h
time difference · heading southeast
See live HLN→CFB fares Phone-only fares on this route — call free
Flight time details
6,478 miles nonstop takes roughly 13h 10m 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
- HLN — Helena Regional Airport · Helena, United States
- CFB — Cabo Frio Airport · Cabo Frio, Brazil
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 CFB
- BZC · Umberto Modiano Airport13 mi away
- MEA · Macaé Airport45 mi away
- SDU · Santos Dumont Airport69 mi away
- GIG · Rio Galeão – Tom Jobim International Airport75 mi away
Frequently asked questions
How far is HLN from CFB?
The flight distance from Helena (HLN) to Cabo Frio (CFB) is 6,478 miles (10,426 km, 5,630 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLN to CFB?
A nonstop flight takes about 13h 10m 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 Cabo Frio?
Cabo Frio is 3 hours ahead of Helena.
What is the cheapest way to fly from HLN to CFB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLN–CFB that never appear on search engines, with no booking fees.