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CPR to HPH: distance & flight time
Casper (Casper-Natrona County International Airport) → Haiphong (Cat Bi International Airport)
7,554 mi
12,157 km · 6,564 nm
15h 17m
estimated nonstop flight time
+13h
time difference · heading northwest
See live CPR→HPH fares Phone-only fares on this route — call free
Flight time details
7,554 miles nonstop takes roughly 15h 17m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- CPR — Casper-Natrona County International Airport · Casper, United States
- HPH — Cat Bi International Airport · Haiphong, Vietnam
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 CPR
- RWL · Rawlins Municipal Airport/Harvey Field85 mi away
- RIW · Riverton Regional Airport101 mi away
- SAA · Shively Field103 mi away
- WRL · Worland Municipal Airport104 mi away
Near HPH
- HAN · Noi Bai International Airport65 mi away
Frequently asked questions
How far is CPR from HPH?
The flight distance from Casper (CPR) to Haiphong (HPH) is 7,554 miles (12,157 km, 6,564 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CPR to HPH?
A nonstop flight takes about 15h 17m 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 Casper and Haiphong?
Haiphong is 13 hours ahead of Casper.
What is the cheapest way to fly from CPR to HPH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CPR–HPH that never appear on search engines, with no booking fees.