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A3
Aegean Airlines
OA
Olympic Air
One Way
•
Business Class
ATH
Athens International Airport
Athens, Greece
OPO
Francisco Sá Carneiro Airport
Porto, Portugal
$381 USD
-21%
$300
USD
Verified Mar 21, 2026 at 5:15 AM
April 2026
Today
Mon
Tue
Wed
Thu
Fri
Sat
Sun
30
31
$331
1
2
$424
3
4
$635
5
6
7
$424
8
9
$424
10
11
$424
12
13
14
$331
15
16
17
18
$331
19
20
21
22
23
$331
24
25
$331
26
27
28
$331
29
30
$331
1
2
3
Limited Availability
13% of dates checked are available within 10% of the lowest price
Friday, April 3rd, 2026
No flight details available for this date.
