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SYH to THR: distance & flight time
Syangboche (Syangboche Airport) → Teheran (Mehrabad International Airport)
2,137 mi
3,440 km · 1,857 nm
4h 39m
estimated nonstop flight time
-2.2h
time difference · heading northwest
See live SYH→THR fares Phone-only fares on this route — call free
Flight time details
2,137 miles nonstop takes roughly 4h 39m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2.2-hour time set-back when reading arrival times on your ticket.
The two airports
- SYH — Syangboche Airport · Syangboche, Nepal
- THR — Mehrabad International Airport · Teheran, Iran
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 SYH
- LUA · Lukla Airport9 mi away
- PPL · Phaplu Airport22 mi away
- RUM · Rumjatar Airport36 mi away
- LDN · Lamidanda Airport39 mi away
Near THR
- IKA · Imam Khomeini International Airport21 mi away
- PYK · Payam International Airport28 mi away
- NSH · Noshahr Airport68 mi away
- GZW · Qazvin Airport80 mi away
Frequently asked questions
How far is SYH from THR?
The flight distance from Syangboche (SYH) to Teheran (THR) is 2,137 miles (3,440 km, 1,857 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SYH to THR?
A nonstop flight takes about 4h 39m 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 SYH to THR?
Nonstop service on SYH–THR 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 4h 39m nonstop estimate.
What is the time difference between Syangboche and Teheran?
Teheran is 2.2 hours behind Syangboche.
What is the cheapest way to fly from SYH to THR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SYH–THR that never appear on search engines, with no booking fees.
Why are some SYH to THR fares phone-only?
Consolidator contracts let us sell certain SYH–THR 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.