We've got Tyler spotted in ATH at some point on 25 Nov. There's conveniently a nonstop flight from Athens to Yerevan on Wednesdays that would probably be favored over additional connections in Moscow or Kiev, so I'm guessing he and Korey (and probably everyone else) were on
A3 821 GVA ATH 1625 2010
A3 932 ATH EVN 2340 0320 (26th)
#justsaying
Since I ignored and ruled out flight connections to Moscow due to lack of Visa problems for some racers, Zack said that any flight connections to Yerevan from Athens. On that date (11/25), the Aegean Airways flight was the only non-stop flight for that day.
Here are other alternate (spec) flights on that date:
Swiss (LX) 2807 GVA-ZRH 1035-1123
Swiss (LX) 1308 ZRH-ATH 1306-1438
Aegean (A3) 932, see above
Lufthansa (LH) 1215 GVA-FRA 1050-1214
Lufthansa (LH) 1282 FRA-ATH 1335-1723
Aegean (A3) 932, see above
Alitalia (AZ) 575 GVA-FCO 1213-1331
Alitalia (AZ) 718 FCO-ATH 1455-1740
Aegean (A3) 932, see above