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Cheap flights from Seattle to Cambodia from $720

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Cambodia departing on 5/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Cambodia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Singapore Airlines Logo
10:15 am - 9:40 am
SEA
-
SAI
33h 25m
1 stop
Singapore Airlines Logo
10:45 am - 8:10 am
SAI
-
SEA
35h 25m
1 stop
$780Singapore Airlines
Tue, Sep 29 - Wed, Oct 28
Singapore Airlines Logo
10:15 am - 9:40 am
SEA
-
SAI
33h 25m
1 stop
Singapore Airlines Logo
4:45 pm - 8:10 am
SAI
-
SEA
29h 25m
1 stop
$800Singapore Airlines
Tue, Sep 29 - Mon, Oct 26
Singapore Airlines Logo
10:15 am - 9:40 am
SEA
-
SAI
33h 25m
1 stop
Singapore Airlines Logo
10:30 am - 8:45 am
SAI
-
SEA
36h 15m
1 stop
$816Singapore Airlines
Thu, Sep 24 - Thu, Oct 8
Singapore Airlines Logo
5:59 pm - 3:10 pm
SEA
-
SAI
31h 11m
2 stops
Singapore Airlines Logo
4:45 pm - 8:10 am
SAI
-
SEA
29h 25m
1 stop
$830Singapore Airlines
Wed, Sep 30 - Wed, Oct 28
Singapore Airlines Logo
10:15 am - 9:40 am
SEA
-
SAI
57h 25m
1 stop
Singapore Airlines Logo
10:30 am - 8:45 am
SAI
-
SEA
36h 15m
1 stop
$917Singapore Airlines
Thu, Oct 1 - Thu, Oct 15
Singapore Airlines Logo
3:54 pm - 9:40 am
SEA
-
SAI
27h 46m
2 stops
Singapore Airlines Logo
10:30 am - 8:45 am
SAI
-
SEA
36h 15m
1 stop
$929Singapore Airlines
Wed, Sep 2 - Wed, Sep 16
Singapore Airlines Logo
10:15 am - 9:40 am
SEA
-
SAI
33h 25m
1 stop
Singapore Airlines Logo
10:30 am - 9:51 am
SAI
-
SEA
37h 21m
2 stops
$935Singapore Airlines
Thu, Oct 1 - Thu, Oct 15
Singapore Airlines Logo
10:15 am - 9:40 am
SEA
-
SAI
33h 25m
1 stop
Singapore Airlines Logo
10:30 am - 9:51 am
SAI
-
SEA
37h 21m
2 stops
$956Singapore Airlines
Thu, Sep 17 - Thu, Oct 8
Singapore Airlines Logo
10:15 am - 9:40 am
SEA
-
SAI
57h 25m
1 stop
Singapore Airlines Logo
10:30 am - 8:45 am
SAI
-
SEA
36h 15m
1 stop
$1,001Singapore Airlines
Thu, Sep 17 - Thu, Oct 8
Singapore Airlines Logo
10:15 am - 9:40 am
SEA
-
SAI
33h 25m
1 stop
Singapore Airlines Logo
10:30 am - 9:54 am
SAI
-
SEA
37h 24m
2 stops
$1,005Singapore Airlines
Thu, Sep 17 - Thu, Oct 1

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Singapore Airlines flights from Seattle to Cambodia

Our best Singapore Airlines deals on Seattle to Cambodia flight tickets
Singapore Airlines
Sep 29
SEA10:15 amSeattle/Tacoma Intl
33h 25m
1 stop
SAI9:40 amSiem Reap–Angkor Intl
Oct 28
SAI10:45 amSiem Reap–Angkor Intl
35h 25m
1 stop
SEA8:10 amSeattle/Tacoma Intl
$780
Singapore Airlines
Sep 29
SEA10:15 amSeattle/Tacoma Intl
33h 25m
1 stop
SAI9:40 amSiem Reap–Angkor Intl
Oct 17
SAI10:30 amSiem Reap–Angkor Intl
36h 15m
1 stop
SEA8:45 amSeattle/Tacoma Intl
$800
Singapore Airlines
Sep 17
SEA10:15 amSeattle/Tacoma Intl
33h 25m
1 stop
SAI9:40 amSiem Reap–Angkor Intl
Oct 8
SAI10:30 amSiem Reap–Angkor Intl
36h 15m
1 stop
SEA8:45 amSeattle/Tacoma Intl
$816

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Cambodia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated April 19, 2026.
Use the filters below to find and compare flights from Seattle to Cambodia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Tue 9/29

10:15 am-9:40 am

1 stop33h 25m

Siem Reap–Angkor Intl

Wed 10/28

10:45 am-8:10 am

1 stop35h 25m

$780

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Tue 9/29

10:15 am-9:40 am

1 stop33h 25m

Siem Reap–Angkor Intl

Mon 10/26

4:45 pm-8:10 am

1 stop29h 25m

$800

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Thu 9/24

10:15 am-9:40 am

1 stop33h 25m

Siem Reap–Angkor Intl

Thu 10/8

10:30 am-8:45 am

1 stop36h 15m

$816
Quickest round-trip

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Wed 9/30

5:59 pm-3:10 pm

2 stops31h 11m

Siem Reap–Angkor Intl

Wed 10/28

4:45 pm-8:10 am

1 stop29h 25m

$830

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Thu 10/1

10:15 am-9:40 am

1 stop57h 25m

Siem Reap–Angkor Intl

Thu 10/15

10:30 am-8:45 am

1 stop36h 15m

$917

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Wed 9/2

3:54 pm-9:40 am

2 stops27h 46m

Siem Reap–Angkor Intl

Wed 9/16

10:30 am-8:45 am

1 stop36h 15m

$929

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Thu 10/1

10:15 am-9:40 am

1 stop33h 25m

Siem Reap–Angkor Intl

Thu 10/15

10:30 am-9:51 am

2 stops37h 21m

$935

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Thu 9/17

10:15 am-9:40 am

1 stop33h 25m

Siem Reap–Angkor Intl

Thu 10/8

10:30 am-9:51 am

2 stops37h 21m

$956

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Thu 9/17

10:15 am-9:40 am

1 stop57h 25m

Siem Reap–Angkor Intl

Thu 10/8

10:30 am-8:45 am

1 stop36h 15m

$1,001

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Thu 9/17

10:15 am-9:40 am

1 stop33h 25m

Siem Reap–Angkor Intl

Thu 10/1

10:30 am-9:54 am

2 stops37h 24m

$1,005

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Cambodia from

How to get the cheapest flight ticket from Seattle to Cambodia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Cambodia?

In general, September is the cheapest month to fly from Seattle to Cambodia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $813. The month of October is another great option to travel to Cambodia, with average flight prices from Seattle averaging around $822.

How far in advance should I book a flight to Cambodia?

You are more likely to see cheaper flights to Cambodia from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Cambodia for around $1,072 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cambodia from Seattle for as low as $946 on momondo.

Cheap Seattle to Cambodia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Cambodia

Fastest flight time

29h 05m

Direct flights

None
The fastest flight from Seattle to Cambodia takes 29h 05m
There are no direct flights from Seattle to Cambodia. There are no popular flight routes from Seattle to Cambodia.
Search flight deals

Frequently asked questions about flying from Seattle to Cambodia

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Cambodia?

    Prices for flights from Seattle/Tacoma Intl Airport to Cambodia were last updated today.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Cambodia?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Cambodia?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Cambodia.

  • What documentation or ID do you need to fly to Cambodia?

    The travel and health documents you'll need for your trip to Cambodia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Cambodia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Seattle to Cambodia

Compare and see reviews for airlines that fly from Seattle to Cambodia with momondo
Airline
Rating
Free Cancellation
Price
Korean AirPriceFrom $446Free CancellationRating
8.4
1,212 reviews
Search Korean Air flights
Singapore AirlinesPriceFrom $523Free CancellationRating
8.2
1,499 reviews
Search Singapore Airlines flights
Asiana AirlinesPriceFrom $566Free CancellationRating
8.0
518 reviews
Search Asiana Airlines flights
China AirlinesPriceFrom $636Free CancellationRating
8.3
817 reviews
Search China Airlines flights
Cathay PacificPriceFrom $730Free CancellationRating
7.6
1,280 reviews
Search Cathay Pacific flights
DeltaPriceFrom $753Free CancellationRating
7.9
8,422 reviews
Search Delta flights
EVA AirPriceFrom $1,051Free CancellationRating
8.5
1,419 reviews
Search EVA Air flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Cambodia?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Cambodia for you.

Can I find flights from Seattle to Cambodia with flexible booking policies on momondo?

All flight searches from Seattle to Cambodia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Seattle to Cambodia?

momondo helps you find the best flight between Seattle and Cambodia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Seattle to Cambodia right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Cambodia from Seattle. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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