Cheap flights from Frankfurt to Kos

View AU$117 flight on Thu, 21 Aug. 2025Opens in a new window

Popular airlines from Frankfurt to Kos

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Cheap Flights from Frankfurt (FRA) to Kos (LRS)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Condor
Thu, 21 Aug. - Tue, 26 Aug.
FRA
Frankfurt
KGS
Kos
AU$253 Return, found 4 days ago
AU$253
Return
found 4 days ago
Select Condor flight, departing Thu, 21 Aug. from Frankfurt to Kos, returning Tue, 26 Aug., priced at AU$253 found 4 days ago
Condor
Thu, 21 Aug. - Sun, 24 Aug.
FRA
Frankfurt
KGS
Kos
AU$455 Return, found 3 days ago
AU$455
Return
found 3 days ago
Select Condor flight, departing Thu, 21 Aug. from Frankfurt to Kos, returning Sun, 24 Aug., priced at AU$455 found 3 days ago
Lufthansa
Thu, 21 Aug. - Tue, 26 Aug.
FRA
Frankfurt
KGS
Kos
AU$542 Return, found 4 days ago
AU$542
Return
found 4 days ago
Select Lufthansa flight, departing Thu, 21 Aug. from Frankfurt to Kos, returning Tue, 26 Aug., priced at AU$542 found 4 days ago
Lufthansa
Thu, 21 Aug. - Tue, 26 Aug.
FRA
Frankfurt
KGS
Kos
AU$592 Return, found 4 days ago
AU$592
Return
found 4 days ago
Select Lufthansa flight, departing Thu, 21 Aug. from Frankfurt to Kos, returning Tue, 26 Aug., priced at AU$592 found 4 days ago
Discover Airlines
Thu, 21 Aug. - Tue, 26 Aug.
FRA
Frankfurt
KGS
Kos
AU$672 Return, found 4 days ago
AU$672
Return
found 4 days ago
Select Discover Airlines flight, departing Thu, 21 Aug. from Frankfurt to Kos, returning Tue, 26 Aug., priced at AU$672 found 4 days ago
Swiss International Air Lines
Thu, 21 Aug. - Tue, 26 Aug.
FRA
Frankfurt
KGS
Kos
AU$696 Return, found 4 days ago
AU$696
Return
found 4 days ago
Select Swiss International Air Lines flight, departing Thu, 21 Aug. from Frankfurt to Kos, returning Tue, 26 Aug., priced at AU$696 found 4 days ago
Austrian Airlines
Thu, 21 Aug. - Tue, 26 Aug.
FRA
Frankfurt
KGS
Kos
AU$851 Return, found 4 days ago
AU$851
Return
found 4 days ago
Select Austrian Airlines flight, departing Thu, 21 Aug. from Frankfurt to Kos, returning Tue, 26 Aug., priced at AU$851 found 4 days ago

Find the cheapest month to fly from Frankfurt (FRA) to Kos (KGS)

January is typically the cheapest month to fly

From AU$274 - AU$815 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.