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INT to HPH: distance & flight time
Winston-salem (Smith Reynolds Airport) → Haiphong (Cat Bi International Airport)
8,476 mi
13,640 km · 7,365 nm
17h 5m
estimated nonstop flight time
+12h
time difference · heading north
See live INT→HPH fares Phone-only fares on this route — call free
Flight time details
8,476 miles nonstop takes roughly 17h 5m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time gain when reading arrival times on your ticket.
The two airports
- INT — Smith Reynolds Airport · Winston-salem, 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 INT
- GSO · Piedmont Triad International Airport16 mi away
- CLT · Charlotte Douglas International Airport75 mi away
- SVH · Statesville Regional Airport48 mi away
- IKB · Wilkes County Airport49 mi away
Near HPH
- HAN · Noi Bai International Airport65 mi away
Frequently asked questions
How far is INT from HPH?
The flight distance from Winston-salem (INT) to Haiphong (HPH) is 8,476 miles (13,640 km, 7,365 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from INT to HPH?
A nonstop flight takes about 17h 5m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from INT to HPH?
Nonstop service on INT–HPH depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 17h 5m nonstop estimate.
What is the time difference between Winston-salem and Haiphong?
Haiphong is 12 hours ahead of Winston-salem.
What is the cheapest way to fly from INT to HPH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on INT–HPH that never appear on search engines, with no booking fees.
Why are some INT to HPH fares phone-only?
Consolidator contracts let us sell certain INT–HPH tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.