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Cheap flights from Seattle to Colombo from $797

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Colombo departing on 3/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Singapore Airlines Logo
9:45 am - 11:30 pmSEA-CMB
25h 15m1 stop
Singapore Airlines Logo
12:45 am - 8:45 amCMB-SEA
20h 30m1 stop
$797Singapore Airlines
Find Deal
sáb., mar. 21 - sáb., mar. 28
Singapore Airlines Logo
9:45 am - 11:30 pmSEA-CMB
25h 15m1 stop
Singapore Airlines Logo
12:45 am - 8:10 amCMB-SEA
43h 55m1 stop
$915Singapore Airlines
Find Deal
mar., mar. 10 - mar., mar. 24
Singapore Airlines Logo
9:45 am - 10:45 amSEA-CMB
36h 30m1 stop
Singapore Airlines Logo
12:45 am - 8:10 amCMB-SEA
43h 55m1 stop
$919Singapore Airlines
Find Deal
mar., mar. 10 - mar., mar. 24
Turkish Airlines Logo
8:00 pm - 1:20 pmSEA-CMB
28h 50m1 stop
Turkish Airlines Logo
8:00 am - 6:05 pmCMB-SEA
22h 35m1 stop
$961Turkish Airlines
Find Deal
mar., mar. 10 - mié., mar. 25
Multiple Airlines Logo
9:45 am - 11:30 pmSEA-CMB
25h 15m1 stop
Multiple Airlines Logo
12:45 am - 6:47 pmCMB-SEA
30h 32m3 stops
$963Multiple Airlines
Find Deal
mar., mar. 10 - mar., mar. 24
Multiple Airlines Logo
9:45 am - 10:45 amSEA-CMB
36h 30m1 stop
Multiple Airlines Logo
12:45 am - 4:54 pmCMB-SEA
28h 39m2 stops
$967Multiple Airlines
Find Deal
mar., mar. 10 - mar., mar. 24
Turkish Airlines Logo
7:00 pm - 6:20 amSEA-CMB
21h 50m1 stop
Turkish Airlines Logo
10:00 pm - 5:05 pmCMB-SEA
32h 35m1 stop
$1,129Turkish Airlines
Find Deal
mié., ene. 28 - dom., feb. 8
Qatar Airways Logo
11:20 am - 2:45 amSEA-CMB
26h 55m2 stops
Qatar Airways Logo
4:15 am - 12:40 pmCMB-SEA
20h 55m1 stop
$1,164Qatar Airways
Find Deal
mar., mar. 10 - mié., mar. 25
Qatar Airways Logo
4:05 pm - 9:45 amSEA-CMB
28h 10m1 stop
Qatar Airways Logo
4:15 am - 11:40 amCMB-SEA
20h 55m1 stop
$1,180Qatar Airways
Find Deal
mié., ene. 28 - sáb., feb. 7
Emirates Logo
4:05 pm - 6:25 pmSEA-CMB
36h 50m2 stops
Emirates Logo
9:55 am - 1:35 pmCMB-SEA
40h 10m1 stop
$1,200Emirates
Find Deal
mar., feb. 3 - vie., mar. 27

Turkish Airlines flights from Seattle to Colombo

Our best Turkish Airlines deals on Seattle to Colombo flight tickets
Turkish Airlines
Mar 10
SEA8:00 pmSeattle/Tacoma Intl
28h 50m
1 stop
CMB1:20 pmColombo Bandaranaike Intl
Mar 25
CMB8:00 amColombo Bandaranaike Intl
22h 35m
1 stop
SEA6:05 pmSeattle/Tacoma Intl
$961
Find similar
Turkish Airlines
Jan 28
SEA7:00 pmSeattle/Tacoma Intl
21h 50m
1 stop
CMB6:20 amColombo Bandaranaike Intl
Feb 8
CMB10:00 pmColombo Bandaranaike Intl
32h 35m
1 stop
SEA5:05 pmSeattle/Tacoma Intl
$1,129
Find similar
Turkish Airlines
Mar 10
SEA11:00 amSeattle/Tacoma Intl
37h 50m
2 stops
CMB1:20 pmColombo Bandaranaike Intl
Mar 25
CMB8:00 amColombo Bandaranaike Intl
22h 35m
1 stop
SEA6:05 pmSeattle/Tacoma Intl
$1,153
Find similar

Qatar Airways flights from Seattle to Colombo

Our best Qatar Airways deals on Seattle to Colombo flight tickets
Qatar Airways
Mar 10
SEA11:20 amSeattle/Tacoma Intl
26h 55m
2 stops
CMB2:45 amColombo Bandaranaike Intl
Mar 25
CMB4:15 amColombo Bandaranaike Intl
20h 55m
1 stop
SEA12:40 pmSeattle/Tacoma Intl
$1,164
Find similar
Qatar Airways
Jan 28
SEA4:05 pmSeattle/Tacoma Intl
28h 10m
1 stop
CMB9:45 amColombo Bandaranaike Intl
Feb 7
CMB4:15 amColombo Bandaranaike Intl
20h 55m
1 stop
SEA11:40 amSeattle/Tacoma Intl
$1,180
Find similar
Qatar Airways
Feb 18
SEA4:05 pmSeattle/Tacoma Intl
20h 20m
1 stop
CMB1:55 amColombo Bandaranaike Intl
Mar 7
CMB10:15 amColombo Bandaranaike Intl
38h 55m
1 stop
SEA11:40 amSeattle/Tacoma Intl
$1,183
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Colombo 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 octubre 30, 2025.
Use the filters below to find and compare flights from Seattle to Colombo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

sáb. 3/21

9:45 am-11:30 pm

1 stop25h 15m

Colombo Bandaranaike Intl

sáb. 3/28

12:45 am-8:45 am

1 stop20h 30m

$797

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

mar. 3/10

9:45 am-11:30 pm

1 stop25h 15m

Colombo Bandaranaike Intl

mar. 3/24

12:45 am-8:10 am

1 stop43h 55m

$915

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

mar. 3/10

9:45 am-10:45 am

1 stop36h 30m

Colombo Bandaranaike Intl

mar. 3/24

12:45 am-8:10 am

1 stop43h 55m

$919

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

mar. 3/10

8:00 pm-1:20 pm

1 stop28h 50m

Colombo Bandaranaike Intl

mié. 3/25

8:00 am-6:05 pm

1 stop22h 35m

$961

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

mar. 3/10

9:45 am-11:30 pm

1 stop25h 15m

Colombo Bandaranaike Intl

mar. 3/24

12:45 am-6:47 pm

3 stops30h 32m

$963

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

mar. 3/10

9:45 am-10:45 am

1 stop36h 30m

Colombo Bandaranaike Intl

mar. 3/24

12:45 am-4:54 pm

2 stops28h 39m

$967

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

mié. 1/28

7:00 pm-6:20 am

1 stop21h 50m

Colombo Bandaranaike Intl

dom. 2/8

10:00 pm-5:05 pm

1 stop32h 35m

$1,129

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

mar. 3/10

11:20 am-2:45 am

2 stops26h 55m

Colombo Bandaranaike Intl

mié. 3/25

4:15 am-12:40 pm

1 stop20h 55m

$1,164

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

mié. 1/28

4:05 pm-9:45 am

1 stop28h 10m

Colombo Bandaranaike Intl

sáb. 2/7

4:15 am-11:40 am

1 stop20h 55m

$1,180

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

mar. 2/3

4:05 pm-6:25 pm

2 stops36h 50m

Colombo Bandaranaike Intl

vie. 3/27

9:55 am-1:35 pm

1 stop40h 10m

$1,200

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Colombo from

How to get the cheapest flight ticket from Seattle to Colombo

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 Colombo?

The month of September is, on average, the cheapest month to fly to Colombo from Seattle, with most prices found around $944. If you are unable to visit Colombo during the month of September, then departing from Seattle during the month October is also very affordable. Most momondo users find prices during this month for around $1,003.

What is the cheapest day to depart on your flight to Colombo?

The cheapest day to depart from Seattle to Colombo is on a Sunday. Travelers who choose to depart for Colombo on a Sunday will often find tickets for as low as $1,299. The most expensive day to fly to Colombo is Monday, with ticket prices averaging around $1,513.

What is the cheapest time of day to depart on your flight to Colombo?

Our most recent data shows that the best time of day to fly to Colombo is at noon. Flights from Seattle to Colombo during this time can be as low as $1,021. Flights to Colombo are more costly in the afternoon, with an average ticket price of $1,384. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Colombo from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Colombo for around $1,217 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colombo from Seattle for as low as $825 on momondo.

Cheap Seattle to Colombo flight deals and tips

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

Direct flights

None
There are no direct flights from Seattle to Colombo. There are no popular flight routes from Seattle to Colombo.
Search flight deals

  • How far is Seattle/Tacoma Intl to Colombo by plane?

    The straight-line distance from Seattle/Tacoma Intl to Colombo is 8426.3 mi. In terms of flight time, this usually takes a little over 20h 20m.

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

    Prices for flights from Seattle/Tacoma Intl Airport to Colombo are refreshed on a daily basis.

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

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

    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 Colombo.

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

    The travel and health documents you'll need for your trip to Colombo 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 Colombo. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Seattle to Colombo

Compare and see reviews for airlines that fly from Seattle to Colombo with momondo
Airline
Rating
Free Cancellation
Price
Singapore AirlinesPriceFrom $739Free CancellationRating
8.1
1,388 reviews
Search Singapore Airlines flights
Turkish AirlinesPriceFrom $945Free CancellationRating
7.3
4,031 reviews
Search Turkish Airlines flights
Qatar AirwaysPriceFrom $1,105Free CancellationRating
7.4
3,661 reviews
Search Qatar Airways flights
EmiratesPriceFrom $1,162Free CancellationRating
8.1
3,394 reviews
Search Emirates flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Colombo. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Colombo from Seattle with this policy.

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

Once you have performed a search for Seattle to Colombo flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Colombo from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to Sri Lanka

Fly into one of these airports located in Colombo

Airports listed have a maximum distance of 17.4 mi from Colombo
Colombo Bandaranaike Intl Airport
Colombo Diyawanna Oya Seaplane Base Airport