Aegean Flight A3603 Deals & Information (2025/2026)

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Aegean Flight 603 Route Deals From $71

The cheapest prices found with in the last 7 days for return flights were $148 and $71 for one-way flights to Eleftherios Venizelos for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Nov 19 - Wed, Dec 3
LHR
Heathrow
ATH
Eleftherios Venizelos
$148 Roundtrip, found 4 days ago
$148
Roundtrip
found 4 days ago
Select Aegean flight, departing Wed, Nov 19 from Heathrow to Eleftherios Venizelos, returning Wed, Dec 3, priced at $148 found 4 days ago
Sun, Jan 11 - Wed, Jan 14
LHR
Heathrow
ATH
Eleftherios Venizelos
$170 Roundtrip, found 13 hours ago
$170
Roundtrip
found 13 hours ago
Select Aegean flight, departing Sun, Jan 11 from Heathrow to Eleftherios Venizelos, returning Wed, Jan 14, priced at $170 found 13 hours ago
Thu, Jan 15 - Wed, Jan 21
LHR
Heathrow
ATH
Eleftherios Venizelos
$171 Roundtrip, found 22 hours ago
$171
Roundtrip
found 22 hours ago
Select Aegean flight, departing Thu, Jan 15 from Heathrow to Eleftherios Venizelos, returning Wed, Jan 21, priced at $171 found 22 hours ago
Tue, Oct 7 - Tue, Oct 21
LHR
Heathrow
ATH
Eleftherios Venizelos
$184 Roundtrip, found 2 days ago
$184
Roundtrip
found 2 days ago
Select Aegean flight, departing Tue, Oct 7 from Heathrow to Eleftherios Venizelos, returning Tue, Oct 21, priced at $184 found 2 days ago
Thu, Oct 16 - Mon, Oct 20
LHR
Heathrow
ATH
Eleftherios Venizelos
$186 Roundtrip, found 3 days ago
$186
Roundtrip
found 3 days ago
Select Aegean flight, departing Thu, Oct 16 from Heathrow to Eleftherios Venizelos, returning Mon, Oct 20, priced at $186 found 3 days ago
Mon, Sep 15 - Fri, Sep 19
LHR
Heathrow
ATH
Eleftherios Venizelos
$190 Roundtrip, found 6 hours ago
$190
Roundtrip
found 6 hours ago
Select Aegean flight, departing Mon, Sep 15 from Heathrow to Eleftherios Venizelos, returning Fri, Sep 19, priced at $190 found 6 hours ago
Sat, Nov 29 - Sun, Nov 30
LHR
Heathrow
ATH
Eleftherios Venizelos
$192 Roundtrip, found 5 days ago
$192
Roundtrip
found 5 days ago
Select Aegean flight, departing Sat, Nov 29 from Heathrow to Eleftherios Venizelos, returning Sun, Nov 30, priced at $192 found 5 days ago
Sat, Nov 22 - Fri, Nov 28
LHR
Heathrow
ATH
Eleftherios Venizelos
$196 Roundtrip, found 2 hours ago
$196
Roundtrip
found 2 hours ago
Select Aegean flight, departing Sat, Nov 22 from Heathrow to Eleftherios Venizelos, returning Fri, Nov 28, priced at $196 found 2 hours ago
Thu, Jan 15 - Sun, Jan 18
LHR
Heathrow
ATH
Eleftherios Venizelos
$196 Roundtrip, found 14 hours ago
$196
Roundtrip
found 14 hours ago
Select Aegean flight, departing Thu, Jan 15 from Heathrow to Eleftherios Venizelos, returning Sun, Jan 18, priced at $196 found 14 hours ago
Sun, Jan 11 - Wed, Jan 14
LHR
Heathrow
ATH
Eleftherios Venizelos
$197 Roundtrip, found 13 hours ago
$197
Roundtrip
found 13 hours ago
Select Aegean flight, departing Sun, Jan 11 from Heathrow to Eleftherios Venizelos, returning Wed, Jan 14, priced at $197 found 13 hours ago
Thu, Jan 15 - Wed, Jan 21
LHR
Heathrow
ATH
Eleftherios Venizelos
$201 Roundtrip, found 22 hours ago
$201
Roundtrip
found 22 hours ago
Select Aegean flight, departing Thu, Jan 15 from Heathrow to Eleftherios Venizelos, returning Wed, Jan 21, priced at $201 found 22 hours ago
Sun, Jan 11 - Wed, Jan 14
LHR
Heathrow
ATH
Eleftherios Venizelos
$201 Roundtrip, found 13 hours ago
$201
Roundtrip
found 13 hours ago
Select Aegean flight, departing Sun, Jan 11 from Heathrow to Eleftherios Venizelos, returning Wed, Jan 14, priced at $201 found 13 hours ago
Sat, Nov 22 - Fri, Nov 28
LHR
Heathrow
ATH
Eleftherios Venizelos
$203 Roundtrip, found 2 hours ago
$203
Roundtrip
found 2 hours ago
Select Aegean flight, departing Sat, Nov 22 from Heathrow to Eleftherios Venizelos, returning Fri, Nov 28, priced at $203 found 2 hours ago
Thu, Jan 15 - Sun, Jan 18
LHR
Heathrow
ATH
Eleftherios Venizelos
$205 Roundtrip, found 14 hours ago
$205
Roundtrip
found 14 hours ago
Select Aegean flight, departing Thu, Jan 15 from Heathrow to Eleftherios Venizelos, returning Sun, Jan 18, priced at $205 found 14 hours ago

Frequently asked questions

What route does flight number A3603 take?
A3603 flies straight from LHR to Athens Airport (ATH-Eleftherios Venizelos). During this journey, you'll be in the air for 3 hours and 35 minutes. It's wise to book ahead to get your favorite seat.
What terminal does A3603 fly out of?
You'll likely be taking off from Terminal 2 if you're booked on A3603 direct from LHR to Athens International Airport.
What kind of plane is on flight number A3603?
You'll most likely find yourself cruising aboard an Airbus A321neo if you're on flight number A3603. This flight usually takes off from London Airport (LHR-Heathrow) and lands at Athens Airport (ATH-Eleftherios Venizelos).
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 A3603 flight with Travelocity, please visit our Customer Service Portal.