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CEI to SUX: distance & flight time
Chiang Rai (Chiang Rai International Airport) → Sioux City (Sioux Gateway Col. Bud Day Field)
8,005 mi
12,883 km · 6,956 nm
16h 10m
estimated nonstop flight time
-12h
time difference · heading north
See live CEI→SUX fares Phone-only fares on this route — call free
Flight time details
8,005 miles nonstop takes roughly 16h 10m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time set-back when reading arrival times on your ticket.
The two airports
- CEI — Chiang Rai International Airport · Chiang Rai, Thailand
- SUX — Sioux Gateway Col. Bud Day Field · Sioux City, 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 CEI
- THL · Tachileik Airport37 mi away
- HOE · Ban Huoeisay Airport42 mi away
- MOG · Mong Hsat Airport56 mi away
- KET · Kengtung Airport95 mi away
Near SUX
- OFK · Karl Stefan Memorial Airport61 mi away
- YKN · Chan Gurney Municipal Airport62 mi away
- FET · Fremont Municipal Airport66 mi away
- OMA · Eppley Airfield80 mi away
Frequently asked questions
How far is CEI from SUX?
The flight distance from Chiang Rai (CEI) to Sioux City (SUX) is 8,005 miles (12,883 km, 6,956 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CEI to SUX?
A nonstop flight takes about 16h 10m 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 CEI to SUX?
Nonstop service on CEI–SUX 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 16h 10m nonstop estimate.
What is the time difference between Chiang Rai and Sioux City?
Sioux City is 12 hours behind Chiang Rai.
What is the cheapest way to fly from CEI to SUX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CEI–SUX that never appear on search engines, with no booking fees.
Why are some CEI to SUX fares phone-only?
Consolidator contracts let us sell certain CEI–SUX 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.