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ADT to HPH: distance & flight time
Ada (Ada Regional Airport) → Haiphong (Cat Bi International Airport)
8,298 mi
13,355 km · 7,211 nm
16h 44m
estimated nonstop flight time
+12h
time difference · heading northwest
See live ADT→HPH fares Phone-only fares on this route — call free
Flight time details
8,298 miles nonstop takes roughly 16h 44m gate to gate, flying northwest. 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
- ADT — Ada Regional Airport · Ada, 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 ADT
- ADM · Ardmore Municipal Airport40 mi away
- MLC · Mc Alester Regional Airport51 mi away
- TIK · Tinker Air Force Base58 mi away
- OKC · Will Rogers World Airport66 mi away
Near HPH
- HAN · Noi Bai International Airport65 mi away
Frequently asked questions
How far is ADT from HPH?
The flight distance from Ada (ADT) to Haiphong (HPH) is 8,298 miles (13,355 km, 7,211 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ADT to HPH?
A nonstop flight takes about 16h 44m 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 Ada and Haiphong?
Haiphong is 12 hours ahead of Ada.
What is the cheapest way to fly from ADT to HPH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ADT–HPH that never appear on search engines, with no booking fees.