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BOJ to CEI: distance & flight time
Bourgas (Burgas Airport) → Chiang Rai (Chiang Rai International Airport)
4,412 mi
7,101 km · 3,834 nm
9h 7m
estimated nonstop flight time
+5h
time difference · heading east
See live BOJ→CEI fares Phone-only fares on this route — call free
Flight time details
4,412 miles nonstop takes roughly 9h 7m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time gain when reading arrival times on your ticket.
The two airports
- BOJ — Burgas Airport · Bourgas, Bulgaria
- CEI — Chiang Rai International Airport · Chiang Rai, Thailand
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 BOJ
- VAR · Varna Airport48 mi away
- JAM · Bezmer Air Base60 mi away
- IST · Istanbul Airport110 mi away
- SZR · Stara Zagora Airport96 mi away
Near CEI
- THL · Tachileik Airport37 mi away
- HOE · Ban Huoeisay Airport42 mi away
- MOG · Mong Hsat Airport56 mi away
- KET · Kengtung Airport95 mi away
Frequently asked questions
How far is BOJ from CEI?
The flight distance from Bourgas (BOJ) to Chiang Rai (CEI) is 4,412 miles (7,101 km, 3,834 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BOJ to CEI?
A nonstop flight takes about 9h 7m 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 BOJ to CEI?
Nonstop service on BOJ–CEI 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 9h 7m nonstop estimate.
What is the time difference between Bourgas and Chiang Rai?
Chiang Rai is 5 hours ahead of Bourgas.
What is the cheapest way to fly from BOJ to CEI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BOJ–CEI that never appear on search engines, with no booking fees.
Why are some BOJ to CEI fares phone-only?
Consolidator contracts let us sell certain BOJ–CEI 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.