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ONO to HAN: distance & flight time
Ontario (Ontario Municipal Airport) → Hanoi (Noi Bai International Airport)
7,178 mi
11,553 km · 6,238 nm
14h 33m
estimated nonstop flight time
+13h
time difference · heading northwest
See live ONO→HAN fares Phone-only fares on this route — call free
Flight time details
7,178 miles nonstop takes roughly 14h 33m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- ONO — Ontario Municipal Airport · Ontario, United States
- HAN — Noi Bai International Airport · Hanoi, 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 ONO
- BOI · Boise Air Terminal/Gowen Field50 mi away
- BKE · Baker City Municipal Airport69 mi away
- MYL · McCall Municipal Airport75 mi away
- MUO · Mountain Home Air Force Base88 mi away
Near HAN
- HPH · Cat Bi International Airport65 mi away
- SQH · Na-San Airport114 mi away
- NEU · Sam Neua Airport125 mi away
Frequently asked questions
How far is ONO from HAN?
The flight distance from Ontario (ONO) to Hanoi (HAN) is 7,178 miles (11,553 km, 6,238 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONO to HAN?
A nonstop flight takes about 14h 33m 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 ONO to HAN?
Nonstop service on ONO–HAN 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 14h 33m nonstop estimate.
What is the time difference between Ontario and Hanoi?
Hanoi is 13 hours ahead of Ontario.
What is the cheapest way to fly from ONO to HAN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONO–HAN that never appear on search engines, with no booking fees.
Why are some ONO to HAN fares phone-only?
Consolidator contracts let us sell certain ONO–HAN 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.