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HPH to GTF: distance & flight time
Haiphong (Cat Bi International Airport) → Great Falls (Great Falls International Airport)
7,158 mi
11,520 km · 6,220 nm
14h 30m
estimated nonstop flight time
-13h
time difference · heading northeast
See live HPH→GTF fares Phone-only fares on this route — call free
Flight time details
7,158 miles nonstop takes roughly 14h 30m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time set-back when reading arrival times on your ticket.
The two airports
- HPH — Cat Bi International Airport · Haiphong, Vietnam
- GTF — Great Falls International Airport · Great Falls, 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 HPH
- HAN · Noi Bai International Airport65 mi away
Near GTF
- HLN · Helena Regional Airport67 mi away
- CTB · Cut Bank International Airport91 mi away
- LWT · Lewistown Municipal Airport94 mi away
- HVR · Havre City County Airport104 mi away
Frequently asked questions
How far is HPH from GTF?
The flight distance from Haiphong (HPH) to Great Falls (GTF) is 7,158 miles (11,520 km, 6,220 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HPH to GTF?
A nonstop flight takes about 14h 30m 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 Haiphong and Great Falls?
Great Falls is 13 hours behind Haiphong.
What is the cheapest way to fly from HPH to GTF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HPH–GTF that never appear on search engines, with no booking fees.