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Get United's best fares today on flights from New York/Newark to Ko Samui

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Low fare calendar for flights from New York/Newark (EWR) to Ko Samui (USM)

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Lowest PriceToday
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

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Weather in Ko Samui

Tuesday broken clouds
86°F 12/10/19
Wednesday light rain
80°F 12/11/19
Thursday broken clouds
80°F 12/12/19
Friday broken clouds
81°F 12/13/19
Saturday broken clouds
82°F 12/14/19
Sunday light rain
82°F 12/15/19
Monday moderate rain
81°F 12/16/19
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