Cheap flights from Seattle to Siem Reap from $461

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2 stops
Sun, Nov 2
Seattle SEASiem Reap SAI

$461
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2 stops
Tue, Oct 28
Seattle SEASiem Reap SAI

$481
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2 stops
Mon, Oct 27
Seattle SEASiem Reap SAI

$489
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2 stops
Sun, Nov 2
Seattle SEASiem Reap SAI

$503
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2 stops
Tue, Oct 28
Seattle SEASiem Reap SAI

$534
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2 stops
Wed, Oct 29
Seattle SEASiem Reap SAI

$573
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Prices updated:

2 stops
Thu, Oct 30 – Mon, Nov 3
Seattle SEASiem Reap SAI

$1,036
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2 stops
Wed, Oct 29 – Sun, Nov 2
Seattle SEASiem Reap SAI

$1,038
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2 stops
Wed, Oct 29 – Sun, Nov 2
Seattle SEASiem Reap SAI

$1,056
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2 stops
Wed, Oct 29 – Sun, Nov 2
Seattle SEASiem Reap SAI

$1,056
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2 stops
Wed, Oct 29 – Sat, Nov 1
Seattle SEASiem Reap SAI

$1,082
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2 stops
Wed, Oct 29 – Sat, Nov 1
Seattle SEASiem Reap SAI

$1,097
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Prices updated:

How much do flights to Siem Reap cost?

Key info about flying to Siem Reap

Depart from
Seattle–Tacoma International
Arrive to
Siem Reap–Angkor International Airport
Average flights per week
400
Flight distance

Check-in for a flight from Seattle to Siem Reap

NameCarrier codeIATA CodePassport needed during booking
EVA AirEVABRYes
Air CambodiaKHVK6No
Vietnam AirlinesHVNVNYes
Hawaiian AirlinesHALHANo
Thai AirAsiaAIQFDNo

Weather in Siem Reap

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January31°C21°C
February33°C23°C
March35°C25°C
April35°C26°C
May34°C26°C
June32°C25°C
July31°C24°C
August31°C25°C
September30°C24°C
October30°C24°C
November31°C23°C
December30°C21°C
Hottest Month
35°C
March
Coldest month
21°C
January
Sunny days
221
days per year

14 day forecast

Saturday
11 Oct
97%
31°C25°C
18 Oct
79%
32°C25°C
Sunday
12 Oct
89%
31°C24°C
19 Oct
87%
32°C24°C
Monday
13 Oct
89%
29°C24°C
20 Oct
85%
29°C22°C
Tuesday
14 Oct
89%
30°C24°C
21 Oct
29°C22°C
Wednesday
15 Oct
89%
30°C24°C
22 Oct
29°C20°C
Thursday
16 Oct
82%
31°C25°C
23 Oct
29°C19°C
Friday
17 Oct
88%
31°C25°C
24 Oct
29°C19°C
Travelers usually depart from Seattle–Tacoma International, Kenmore Air Harbor Seaplane Base, or Boeing Field when they travel from Seattle to Siem Reap. The most popular airlines for this route are EVA Air, Air Cambodia, Vietnam Airlines, Hawaiian Airlines, and Thai AirAsia. Seattle and Siem Reap have 400 direct flights per week.

Frequently asked questions

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