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CEI to OSH: distance & flight time
Chiang Rai (Chiang Rai International Airport) → Oshkosh (Wittman Regional Airport)
7,987 mi
12,854 km · 6,941 nm
16h 8m
estimated nonstop flight time
-12h
time difference · heading north
See live CEI→OSH fares Phone-only fares on this route — call free
Flight time details
7,987 miles nonstop takes roughly 16h 8m 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
- OSH — Wittman Regional Airport · Oshkosh, 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 OSH
- FLD · Fond du Lac County Airport15 mi away
- ATW · Appleton International Airport19 mi away
- SBM · Sheboygan County Memorial Airport38 mi away
- GRB · Austin Straubel International Airport41 mi away
Frequently asked questions
How far is CEI from OSH?
The flight distance from Chiang Rai (CEI) to Oshkosh (OSH) is 7,987 miles (12,854 km, 6,941 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CEI to OSH?
A nonstop flight takes about 16h 8m 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 OSH?
Nonstop service on CEI–OSH 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 8m nonstop estimate.
What is the time difference between Chiang Rai and Oshkosh?
Oshkosh is 12 hours behind Chiang Rai.
What is the cheapest way to fly from CEI to OSH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CEI–OSH that never appear on search engines, with no booking fees.
Why are some CEI to OSH fares phone-only?
Consolidator contracts let us sell certain CEI–OSH 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.