Aegean Flight 621 Deals & Information (2026/2027)

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Aegean Flight 621 Route Deals From $125

The cheapest prices found with in the last 7 days for return flights were $234 and $125 for one-way flights to Eleftherios Venizelos for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Aug 12 - Thu, Aug 20
BRU
Brussels - National
ATH
Eleftherios Venizelos
$234 Roundtrip, found 3 days ago
$234
Roundtrip
found 3 days ago
Select Aegean flight, departing Wed, Aug 12 from Brussels - National to Eleftherios Venizelos, returning Thu, Aug 20, priced at $234 found 3 days ago
Sat, Oct 3 - Mon, Oct 12
BRU
Brussels - National
ATH
Eleftherios Venizelos
$269 Roundtrip, found 3 days ago
$269
Roundtrip
found 3 days ago
Select Aegean flight, departing Sat, Oct 3 from Brussels - National to Eleftherios Venizelos, returning Mon, Oct 12, priced at $269 found 3 days ago
Wed, Sep 2 - Wed, Sep 9
BRU
Brussels - National
ATH
Eleftherios Venizelos
$270 Roundtrip, found 2 days ago
$270
Roundtrip
found 2 days ago
Select Aegean flight, departing Wed, Sep 2 from Brussels - National to Eleftherios Venizelos, returning Wed, Sep 9, priced at $270 found 2 days ago
Thu, Jun 18 - Mon, Jun 22
BRU
Brussels - National
ATH
Eleftherios Venizelos
$274 Roundtrip, found 3 days ago
$274
Roundtrip
found 3 days ago
Select Aegean flight, departing Thu, Jun 18 from Brussels - National to Eleftherios Venizelos, returning Mon, Jun 22, priced at $274 found 3 days ago
Fri, Aug 28 - Tue, Sep 1
BRU
Brussels - National
ATH
Eleftherios Venizelos
$275 Roundtrip, found 2 days ago
$275
Roundtrip
found 2 days ago
Select Aegean flight, departing Fri, Aug 28 from Brussels - National to Eleftherios Venizelos, returning Tue, Sep 1, priced at $275 found 2 days ago
Wed, Aug 12 - Thu, Aug 20
BRU
Brussels - National
ATH
Eleftherios Venizelos
$276 Roundtrip, found 3 days ago
$276
Roundtrip
found 3 days ago
Select Aegean flight, departing Wed, Aug 12 from Brussels - National to Eleftherios Venizelos, returning Thu, Aug 20, priced at $276 found 3 days ago
Fri, Aug 14 - Mon, Aug 17
BRU
Brussels - National
ATH
Eleftherios Venizelos
$279 Roundtrip, just found
$279
Roundtrip
just found
Select Aegean flight, departing Fri, Aug 14 from Brussels - National to Eleftherios Venizelos, returning Mon, Aug 17, priced at $279 just found
Sat, Oct 3 - Mon, Oct 12
BRU
Brussels - National
ATH
Eleftherios Venizelos
$286 Roundtrip, found 3 days ago
$286
Roundtrip
found 3 days ago
Select Aegean flight, departing Sat, Oct 3 from Brussels - National to Eleftherios Venizelos, returning Mon, Oct 12, priced at $286 found 3 days ago
Fri, Aug 14 - Mon, Aug 17
BRU
Brussels - National
ATH
Eleftherios Venizelos
$308 Roundtrip, just found
$308
Roundtrip
just found
Select Aegean flight, departing Fri, Aug 14 from Brussels - National to Eleftherios Venizelos, returning Mon, Aug 17, priced at $308 just found
Fri, Aug 21 - Mon, Aug 24
BRU
Brussels - National
ATH
Eleftherios Venizelos
$317 Roundtrip, just found
$317
Roundtrip
just found
Select Aegean flight, departing Fri, Aug 21 from Brussels - National to Eleftherios Venizelos, returning Mon, Aug 24, priced at $317 just found

Frequently asked questions

What route does flight number A3621 take?
You'll be touching down at Eleftherios Venizelos Airport (ATH) from Brussels - National Airport (BRU) if you're traveling on flight number A3621. You'll be in the air for 3 hours and 5 minutes on this trip. It's also good to note that the service conveniently travels non-stop.
What kind of plane is on flight number A3621?
Expect to board an Airbus A320neo if you've reserved a seat on flight A3621. Almost all services from Brussels - National Airport (BRU) to ATH operate using this type of aircraft.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your A3621 flight with Travelocity, please visit our Customer Service Portal.