Basel, Switzerland/Mulhouse (BSL) to Kos (KGS) flights
One airline flies nonstop from Basel, Switzerland/Mulhouse (BSL) to Kos (KGS): easyJet. The two airports are 1,243 miles (2,000 km) apart. There are also 23 ways to fly it with one stop, through Zurich, Thessaloniki and Athens and more.
Airlines flying nonstop from BSL to KGS
- easyJetNot in an alliance

BSL to KGS with one stop
23 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.
- Via Zurich (ZRH)Comlux Aruba the whole wayCS

CS - Via Thessaloniki (SKG)easyJet, then Aegean Airlines


- Via Athens (ATH)easyJet, then Sky Express and Aegean Airlines
GQ
- Via Zagreb (ZAG)Ryanair the whole way


- Via Bari (BRI)easyJet, then Ryanair


- Via Munich (MUC)Lufthansa, Air Dolomiti and 1 more, then Condor, TUI fly Deutschland and 1 more



X3
- Via Naples (NAP)easyJet the whole way


- Via Rome (FCO)easyJet, then Ryanair


- Via Rhodes (RHO)easyJet, then Sky Express and TUI fly Deutschland
GQX3 - Via Vienna (VIE)Austrian Airlines the whole way




- Via Heraklion (HER)easyJet and Corendon Airlines Europe, then Aegean Airlines
XR
- Via Prague (PRG)easyJet, then SmartWings


- Via Frankfurt (FRA)Lufthansa and Air Dolomiti, then Condor, TUI fly Deutschland and 1 more


X3
- Via Berlin (BER)easyJet, then Condor, Ryanair and 1 more




- Via Hamburg (HAM)easyJet, then Condor and Eurowings



BSL to KGS: common questions
Which airlines fly nonstop from BSL to KGS?
easyJet flies nonstop from Basel, Switzerland/Mulhouse (BSL) to Kos (KGS).
How far is Basel, Switzerland/Mulhouse from Kos by plane?
Basel, Switzerland/Mulhouse (BSL) and Kos (KGS) are 1,243 miles (2,000 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.
How many miles does BSL to KGS cost?
It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for BSL to KGS with taxes and fees.
Where can I connect between Basel, Switzerland/Mulhouse and Kos?
The most direct connections are through Zurich (ZRH), Thessaloniki (SKG), Athens (ATH), Zagreb (ZAG) and Bari (BRI). On 7 of them the same airline flies both flights, for example Comlux Aruba through Zurich.
More routes
Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.