Need help booking?
Unpublished phone-only deals available
CMB to BST: distance & flight time
Colombo (Bandaranaike International Colombo Airport) → Lashkar Gah (Bost Airport)
1,959 mi
3,153 km · 1,703 nm
4h 18m
estimated nonstop flight time
-1h
time difference · heading northwest
See live CMB→BST fares Phone-only fares on this route — call free
Flight time details
1,959 miles nonstop takes roughly 4h 18m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- CMB — Bandaranaike International Colombo Airport · Colombo, Sri Lanka
- BST — Bost Airport · Lashkar Gah, Afghanistan
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 CMB
- RML · Colombo Ratmalana Airport25 mi away
- GIU · Sigiriya Air Force Base79 mi away
- ACJ · Anuradhapura Air Force Base86 mi away
- KCT · Koggala Airport87 mi away
Near BST
- OAZ · Camp Bastion Airport23 mi away
- KDH · Kandahar Airport87 mi away
- TII · Tarin Kowt Airport114 mi away
- FAH · Farah Airport140 mi away
Frequently asked questions
How far is CMB from BST?
The flight distance from Colombo (CMB) to Lashkar Gah (BST) is 1,959 miles (3,153 km, 1,703 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CMB to BST?
A nonstop flight takes about 4h 18m 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 CMB to BST?
Nonstop service on CMB–BST 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 18m nonstop estimate.
What is the time difference between Colombo and Lashkar Gah?
Lashkar Gah is 1 hour behind Colombo.
What is the cheapest way to fly from CMB to BST?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CMB–BST that never appear on search engines, with no booking fees.
Why are some CMB to BST fares phone-only?
Consolidator contracts let us sell certain CMB–BST 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.