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KMW to SXI: distance & flight time
Kostroma (Kostroma Sokerkino Airport) → Siri Island (Sirri Island Airport)
2,301 mi
3,703 km · 1,999 nm
4h 59m
estimated nonstop flight time
+0.5h
time difference · heading southeast
See live KMW→SXI fares Phone-only fares on this route — call free
Flight time details
2,301 miles nonstop takes roughly 4h 59m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 0.5-hour time gain when reading arrival times on your ticket.
The two airports
- KMW — Kostroma Sokerkino Airport · Kostroma, Russia
- SXI — Sirri Island Airport · Siri Island, 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 KMW
- IAR · Tunoshna Airport36 mi away
- IWA · Ivanovo South Airport59 mi away
- RYB · Staroselye Airport80 mi away
- VGD · Vologda Airport110 mi away
Near SXI
- DXB · Dubai International Airport69 mi away
- AEU · Abu Musa Island Airport31 mi away
- BDH · Bandar Lengeh Airport47 mi away
- KIH · Kish International Airport55 mi away
Frequently asked questions
How far is KMW from SXI?
The flight distance from Kostroma (KMW) to Siri Island (SXI) is 2,301 miles (3,703 km, 1,999 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KMW to SXI?
A nonstop flight takes about 4h 59m 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 KMW to SXI?
Nonstop service on KMW–SXI 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 59m nonstop estimate.
What is the time difference between Kostroma and Siri Island?
Siri Island is 0.5 hours ahead of Kostroma.
What is the cheapest way to fly from KMW to SXI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KMW–SXI that never appear on search engines, with no booking fees.
Why are some KMW to SXI fares phone-only?
Consolidator contracts let us sell certain KMW–SXI 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.