Find Seattle to Koh Samui Flights with EVA Air from USD 1,277

Upcoming Flights from Seattle to Koh Samui

Try updating your route (origin and/or destination) or interact with individual dates below in order to find offers.
Apr 2026
No results available
May 2026
No results available
Jun 2026
No results available
Displaying fares for April-2026
  • 23

    Thu

    APR

  • 24

    Fri

  • 25

    Sat

  • 26

    Sun

  • 27

    Mon

  • 28

    Tue

  • 29

    Wed

  • 30

    Thu

  • 01

    Fri

    MAY

  • 02

    Sat

  • 03

    Sun

  • 04

    Mon

  • 05

    Tue

  • 06

    Wed

  • 07

    Thu

  • 08

    Fri

  • 09

    Sat

  • 10

    Sun

  • 11

    Mon

  • 12

    Tue

  • 13

    Wed

  • 14

    Thu

  • 15

    Fri

  • 16

    Sat

  • 17

    Sun

  • 18

    Mon

  • 19

    Tue

  • 20

    Wed

  • 21

    Thu

  • 22

    Fri

    • Plan Early and Book Best Seattle to Koh Samui Fares

    USD
    Plan Early and Book Best Seattle to Koh Samui Fares
    From
    To
    Trip Type
    Dates
    Price
    Seattle (SEA)Koh Samui (USM)Round Trip
    |
    Economy    		03/28/2027 - 04/09/2027

    From

    USD 1,521

    Viewed: 1 day ago

    *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

    Extra Space

    Tasty Flavors

    New Overnight Kit

    For greater comfort, choose our Premium Economy Class

    keyboard_arrow_down

    Your bed is expecting you in Business Class

    keyboard_arrow_down
    Find Seattle to Koh Samui Flights with EVA Air

    See More Attractive Airfares

    Explore EVA Air's Top-Pick Destinations