Need help booking?
Unpublished phone-only deals available
SAN to HPH: distance & flight time
San Diego (San Diego International Airport) → Haiphong (Cat Bi International Airport)
7,737 mi
12,451 km · 6,723 nm
15h 38m
estimated nonstop flight time
+15h
time difference · heading northwest
See live SAN→HPH fares Phone-only fares on this route — call free
Flight time details
7,737 miles nonstop takes roughly 15h 38m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time gain when reading arrival times on your ticket.
The two airports
- SAN — San Diego International Airport · San Diego, 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 SAN
Near HPH
- HAN · Noi Bai International Airport65 mi away
Frequently asked questions
How far is SAN from HPH?
The flight distance from San Diego (SAN) to Haiphong (HPH) is 7,737 miles (12,451 km, 6,723 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SAN to HPH?
A nonstop flight takes about 15h 38m 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 SAN to HPH?
Nonstop service on SAN–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 15h 38m nonstop estimate.
What is the time difference between San Diego and Haiphong?
Haiphong is 15 hours ahead of San Diego.
What is the cheapest way to fly from SAN to HPH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SAN–HPH that never appear on search engines, with no booking fees.
Why are some SAN to HPH fares phone-only?
Consolidator contracts let us sell certain SAN–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.