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OLM to HPH: distance & flight time
Olympia (Olympia Regional Airport) → Haiphong (Cat Bi International Airport)
6,828 mi
10,988 km · 5,933 nm
13h 51m
estimated nonstop flight time
+14h
time difference · heading northwest
See live OLM→HPH fares Phone-only fares on this route — call free
Flight time details
6,828 miles nonstop takes roughly 13h 51m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- OLM — Olympia Regional Airport · Olympia, 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 OLM
- SEA · Seattle Tacoma International Airport43 mi away
- GRF · Gray Army Air Field17 mi away
- CLS · Chehalis Centralia Airport21 mi away
- SHN · Sanderson Field22 mi away
Near HPH
- HAN · Noi Bai International Airport65 mi away
Frequently asked questions
How far is OLM from HPH?
The flight distance from Olympia (OLM) to Haiphong (HPH) is 6,828 miles (10,988 km, 5,933 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OLM to HPH?
A nonstop flight takes about 13h 51m 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 Olympia and Haiphong?
Haiphong is 14 hours ahead of Olympia.
What is the cheapest way to fly from OLM to HPH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OLM–HPH that never appear on search engines, with no booking fees.