Need help booking?
Unpublished phone-only deals available
RDU to HPH: distance & flight time
Raleigh-durham (Raleigh Durham International Airport) → Haiphong (Cat Bi International Airport)
8,503 mi
13,684 km · 7,389 nm
17h 8m
estimated nonstop flight time
+11h
time difference · heading north
See live RDU→HPH fares Phone-only fares on this route — call free
Flight time details
8,503 miles nonstop takes roughly 17h 8m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time gain when reading arrival times on your ticket.
The two airports
- RDU — Raleigh Durham International Airport · Raleigh-durham, 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 RDU
- POB · Pope Field50 mi away
- RWI · Rocky Mount Wilson Regional Airport50 mi away
- FBG · Simmons Army Air Field52 mi away
- SOP · Moore County Airport56 mi away
Near HPH
- HAN · Noi Bai International Airport65 mi away
Frequently asked questions
How far is RDU from HPH?
The flight distance from Raleigh-durham (RDU) to Haiphong (HPH) is 8,503 miles (13,684 km, 7,389 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RDU to HPH?
A nonstop flight takes about 17h 8m 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 Raleigh-durham and Haiphong?
Haiphong is 11 hours ahead of Raleigh-durham.
What is the cheapest way to fly from RDU to HPH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RDU–HPH that never appear on search engines, with no booking fees.