Cheapest return flights from Seattle to Seoul in March from 571€
AirHint found the following cheapest return flights from Seattle (SEA) to Seoul (ICN)
in March 2026 (see full year ).
Return flights
12 Mar
- 25 Mar
Hainan Airlines
571 €
12 Mar
- 19 Mar
Hainan Airlines
676 €
05 Mar
- 17 Mar
Hainan Airlines
685 €
03 Mar
- 17 Mar
Hawaiian Airlines
700 €
11 Mar
- 17 Mar
Philippine Airlines
703 €
24 Mar
- 25 Apr
Cathay Pacific
720 €
07 Mar
- 13 Mar
Asiana Airlines
722 €
direct
23 Mar
- 30 Mar
Asiana Airlines
723 €
direct
16 Mar
- 07 Apr
Korean Air
737 €
direct
05 Mar
- 23 Mar
Asiana Airlines
746 €
direct
12 Mar
- 25 Mar
Asiana Airlines
749 €
direct
24 Mar
- 18 Apr
Alaska Airlines
761 €
06 Mar
- 16 Mar
Philippine Airlines
766 €
22 Mar
- 14 Apr
Philippine Airlines
769 €
18 Mar
- 11 Apr
Alaska Airlines
836 €
30 Mar
- 30 Apr
Delta
920 €
direct
26 Mar
- 08 Apr
Delta
922 €
direct
24 Mar
- 25 Apr
Korean Air
923 €
direct
22 Mar
- 14 Apr
Asiana Airlines
936 €
direct
24 Mar
- 18 Apr
Delta
1051 €
direct
Also check the deals for one-way flights from Seattle to Seoul in March .
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