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CNO to SEA: distance & flight time
Chino (Chino Airport) → Seattle (Seattle Tacoma International Airport)
962 mi
1,548 km · 836 nm
2h 33m
estimated nonstop flight time
—
time difference · heading north
See live CNO→SEA fares Phone-only fares on this route — call free
Flight time details
962 miles nonstop takes roughly 2h 33m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- CNO — Chino Airport · Chino, United States
- SEA — Seattle Tacoma International Airport · Seattle, United States
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 CNO
- LAX · Los Angeles International Airport44 mi away
- ONT · Ontario International Airport6 mi away
- CCB · Cable Airport10 mi away
- RAL · Riverside Municipal Airport11 mi away
Near SEA
- RNT · Renton Municipal Airport5 mi away
- BFI · Boeing Field King County International Airport6 mi away
- TIW · Tacoma Narrows Airport18 mi away
- PWT · Bremerton National Airport21 mi away
Frequently asked questions
How far is CNO from SEA?
The flight distance from Chino (CNO) to Seattle (SEA) is 962 miles (1,548 km, 836 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CNO to SEA?
A nonstop flight takes about 2h 33m 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 cheapest way to fly from CNO to SEA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CNO–SEA that never appear on search engines, with no booking fees.