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CEI to PHL: distance & flight time
Chiang Rai (Chiang Rai International Airport) → Philadelphia (Philadelphia International Airport)
8,291 mi
13,344 km · 7,205 nm
16h 43m
estimated nonstop flight time
-11h
time difference · heading north
See live CEI→PHL fares Phone-only fares on this route — call free
Flight time details
8,291 miles nonstop takes roughly 16h 43m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time set-back when reading arrival times on your ticket.
The two airports
- CEI — Chiang Rai International Airport · Chiang Rai, Thailand
- PHL — Philadelphia International Airport · Philadelphia, 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 PHL
- BBX · Wings Field18 mi away
- PNE · Northeast Philadelphia Airport19 mi away
- LLY · South Jersey Regional Airport22 mi away
- NXX · Willow Grove Naval Air Station/Joint Reserve Base23 mi away
Frequently asked questions
How far is CEI from PHL?
The flight distance from Chiang Rai (CEI) to Philadelphia (PHL) is 8,291 miles (13,344 km, 7,205 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CEI to PHL?
A nonstop flight takes about 16h 43m 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 Chiang Rai and Philadelphia?
Philadelphia is 11 hours behind Chiang Rai.
What is the cheapest way to fly from CEI to PHL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CEI–PHL that never appear on search engines, with no booking fees.