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KLM to BSL: distance & flight time
Kalaleh (Kalaleh Airport) → Mulhouse (EuroAirport Basel-Mulhouse-Freiburg Airport)
2,498 mi
4,021 km · 2,171 nm
5h 22m
estimated nonstop flight time
-1.5h
time difference · heading northwest
See live KLM→BSL fares Phone-only fares on this route — call free
Flight time details
2,498 miles nonstop takes roughly 5h 22m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1.5-hour time set-back when reading arrival times on your ticket.
The two airports
- KLM — Kalaleh Airport · Kalaleh, Iran
- BSL — EuroAirport Basel-Mulhouse-Freiburg Airport · Mulhouse, France
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 KLM
- GBT · Gorgan Airport66 mi away
- RUD · Shahroud Airport69 mi away
- BJB · Bojnord Airport102 mi away
- SRY · Dasht-e Naz Airport135 mi away
Near BSL
- BOR · Fontaine Airport25 mi away
- ZHI · Grenchen Airport29 mi away
- CMR · Colmar-Houssen Airport37 mi away
- BRN · Bern Belp Airport47 mi away
Frequently asked questions
How far is KLM from BSL?
The flight distance from Kalaleh (KLM) to Mulhouse (BSL) is 2,498 miles (4,021 km, 2,171 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KLM to BSL?
A nonstop flight takes about 5h 22m 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 KLM to BSL?
Nonstop service on KLM–BSL 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 5h 22m nonstop estimate.
What is the time difference between Kalaleh and Mulhouse?
Mulhouse is 1.5 hours behind Kalaleh.
What is the cheapest way to fly from KLM to BSL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLM–BSL that never appear on search engines, with no booking fees.
Why are some KLM to BSL fares phone-only?
Consolidator contracts let us sell certain KLM–BSL 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.