Find Seattle to Vientiane Flights with EVA Air from USD 1,405

Upcoming Flights from Seattle to Vientiane

Apr 2026
FromUSD 1,405*
Viewed: 22 hours ago
Flight Type Round Trip|Economy
May 2026
FromUSD 2,130*
Viewed: 1 day ago
Flight Type Round Trip|Economy
Jun 2026
FromUSD 2,130*
Viewed: 1 day ago
Flight Type Round Trip|Economy
USD 1.4K
Displaying fares for April-2026
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    • RangeUSD 1,405

    *Best fares on flights found by others in the last 48 hours. (Please note that fares may vary based on availability, tax and surcharge.)

    Plan Early and Book Best Seattle to Vientiane Fares

    *Best fares on flights found by others in the last 48 hours. (Please note that fares may vary based on availability, tax and surcharge.)

    Premium Economy Class

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