Korean Air Flight OZ5020 Deals & Information (2025/2026)

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Korean Air Flight 5020 Route Deals From $425

The cheapest prices found with in the last 7 days for return flights were $748 and $425 for one-way flights to Incheon Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Oct 16 - Thu, Oct 23
SEA
Seattle - Tacoma Intl.
ICN
Incheon Intl.
$748 Roundtrip, found 12 hours ago
$748
Roundtrip
found 12 hours ago
Select Korean Air flight, departing Thu, Oct 16 from Seattle - Tacoma Intl. to Incheon Intl., returning Thu, Oct 23, priced at $748 found 12 hours ago
Mon, Oct 6 - Mon, Oct 20
SEA
Seattle - Tacoma Intl.
ICN
Incheon Intl.
$755 Roundtrip, found 17 hours ago
$755
Roundtrip
found 17 hours ago
Select Korean Air flight, departing Mon, Oct 6 from Seattle - Tacoma Intl. to Incheon Intl., returning Mon, Oct 20, priced at $755 found 17 hours ago
Thu, Oct 23 - Sun, Nov 2
SEA
Seattle - Tacoma Intl.
ICN
Incheon Intl.
$783 Roundtrip, found 7 hours ago
$783
Roundtrip
found 7 hours ago
Select Korean Air flight, departing Thu, Oct 23 from Seattle - Tacoma Intl. to Incheon Intl., returning Sun, Nov 2, priced at $783 found 7 hours ago
Wed, Oct 1 - Wed, Oct 8
SEA
Seattle - Tacoma Intl.
ICN
Incheon Intl.
$797 Roundtrip, found 7 hours ago
$797
Roundtrip
found 7 hours ago
Select Korean Air flight, departing Wed, Oct 1 from Seattle - Tacoma Intl. to Incheon Intl., returning Wed, Oct 8, priced at $797 found 7 hours ago
Sat, Sep 13 - Sat, Sep 20
SEA
Seattle - Tacoma Intl.
ICN
Incheon Intl.
$798 Roundtrip, found 8 hours ago
$798
Roundtrip
found 8 hours ago
Select Korean Air flight, departing Sat, Sep 13 from Seattle - Tacoma Intl. to Incheon Intl., returning Sat, Sep 20, priced at $798 found 8 hours ago
Sat, Sep 13 - Sat, Sep 20
SEA
Seattle - Tacoma Intl.
ICN
Incheon Intl.
$803 Roundtrip, found 8 hours ago
$803
Roundtrip
found 8 hours ago
Select Korean Air flight, departing Sat, Sep 13 from Seattle - Tacoma Intl. to Incheon Intl., returning Sat, Sep 20, priced at $803 found 8 hours ago
Thu, Oct 23 - Sun, Nov 2
SEA
Seattle - Tacoma Intl.
ICN
Incheon Intl.
$831 Roundtrip, found 7 hours ago
$831
Roundtrip
found 7 hours ago
Select Korean Air flight, departing Thu, Oct 23 from Seattle - Tacoma Intl. to Incheon Intl., returning Sun, Nov 2, priced at $831 found 7 hours ago