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Cheap flights from Seattle to Colombo from $370

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 Colombo departing on 1/9. 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

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Cheap round-trip flights

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Singapore Airlines Logo
8:45 am - 10:45 amSEA-CMB
36h 30m1 stop
Singapore Airlines Logo
12:45 am - 8:10 amCMB-SEA
19h 55m1 stop
$824Singapore Airlines
Find Deal
Fri, Mar 6 - Sat, Mar 21
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
$827Singapore Airlines
Find Deal
Sat, Mar 21 - Sat, Mar 28
Singapore Airlines Logo
9:45 am - 10:45 amSEA-CMB
36h 30m1 stop
Singapore Airlines Logo
11:45 am - 8:45 amCMB-SEA
33h 30m1 stop
$911Singapore Airlines
Find Deal
Fri, Mar 20 - Mon, Mar 30
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
Tue, Mar 10 - Wed, Mar 25
Multiple Airlines Logo
9:45 am - 10:45 amSEA-CMB
36h 30m1 stop
Multiple Airlines Logo
12:45 am - 7:54 pmCMB-SEA
31h 39m3 stops
$963Multiple Airlines
Find Deal
Tue, Mar 10 - Tue, Mar 24
Multiple Airlines Logo
9:45 am - 11:30 pmSEA-CMB
25h 15m1 stop
Multiple Airlines Logo
12:45 am - 6:54 pmCMB-SEA
30h 39m2 stops
$967Multiple Airlines
Find Deal
Tue, Mar 10 - Tue, Mar 24
China Eastern Logo
7:20 am - 7:00 pmSEA-CMB
47h 10m2 stops
China Eastern Logo
8:30 pm - 6:25 pmCMB-SEA
34h 25m2 stops
$1,001China Eastern
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Sun, Mar 22 - Mon, Mar 30
Turkish Airlines Logo
9:19 am - 1:20 pmSEA-CMB
39h 31m2 stops
Turkish Airlines Logo
8:00 am - 6:05 pmCMB-SEA
22h 35m1 stop
$1,110Turkish Airlines
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Tue, Mar 10 - Wed, Mar 25
Qatar Airways Logo
5:05 pm - 1:55 amSEA-CMB
20h 20m1 stop
Qatar Airways Logo
3:35 am - 12:45 pmCMB-SEA
21h 40m1 stop
$1,149Qatar Airways
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Sun, Mar 22 - Sun, Mar 29
Qatar Airways Logo
5:05 pm - 2:45 amSEA-CMB
21h 10m1 stop
Qatar Airways Logo
3:35 am - 7:59 pmCMB-SEA
28h 54m2 stops
$1,170Qatar Airways
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Sun, Mar 22 - Sun, Mar 29

Qatar Airways flights from Seattle to Colombo Bandaranaike Intl Airport

Our best Qatar Airways deals on Seattle to Colombo Bandaranaike Intl Airport flight tickets
Qatar Airways
Mar 22
SEA5:05 pmSeattle/Tacoma Intl
20h 20m
1 stop
CMB1:55 amColombo Bandaranaike Intl
Mar 29
CMB3:35 amColombo Bandaranaike Intl
21h 40m
1 stop
SEA12:45 pmSeattle/Tacoma Intl
$1,149
Find similar
Qatar Airways
Mar 22
SEA5:05 pmSeattle/Tacoma Intl
21h 10m
1 stop
CMB2:45 amColombo Bandaranaike Intl
Mar 29
CMB3:35 amColombo Bandaranaike Intl
28h 54m
2 stops
SEA7:59 pmSeattle/Tacoma Intl
$1,170
Find similar
Qatar Airways
Jan 28
SEA4:05 pmSeattle/Tacoma Intl
21h 10m
1 stop
CMB2:45 amColombo Bandaranaike Intl
Feb 7
CMB4:15 amColombo Bandaranaike Intl
20h 55m
1 stop
SEA11:40 amSeattle/Tacoma Intl
$1,180
Find similar

Singapore Airlines flights from Seattle to Colombo Bandaranaike Intl Airport

Our best Singapore Airlines deals on Seattle to Colombo Bandaranaike Intl Airport flight tickets
Singapore Airlines
Mar 6
SEA8:45 amSeattle/Tacoma Intl
36h 30m
1 stop
CMB10:45 amColombo Bandaranaike Intl
Mar 21
CMB12:45 amColombo Bandaranaike Intl
19h 55m
1 stop
SEA8:10 amSeattle/Tacoma Intl
$824
Find similar
Singapore Airlines
Mar 21
SEA9:45 amSeattle/Tacoma Intl
25h 15m
1 stop
CMB11:30 pmColombo Bandaranaike Intl
Mar 28
CMB12:45 amColombo Bandaranaike Intl
20h 30m
1 stop
SEA8:45 amSeattle/Tacoma Intl
$827
Find similar
Singapore Airlines
Mar 20
SEA9:45 amSeattle/Tacoma Intl
36h 30m
1 stop
CMB10:45 amColombo Bandaranaike Intl
Mar 30
CMB11:45 amColombo Bandaranaike Intl
33h 30m
1 stop
SEA8:45 amSeattle/Tacoma Intl
$911
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Colombo Bandaranaike Intl Airport 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 November 4, 2025.
Use the filters below to find and compare flights from Seattle to Colombo Bandaranaike Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Fri 3/6

8:45 am-10:45 am

1 stop36h 30m

Colombo Bandaranaike Intl

Sat 3/21

12:45 am-8:10 am

1 stop19h 55m

$824

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Sat 3/21

9:45 am-11:30 pm

1 stop25h 15m

Colombo Bandaranaike Intl

Sat 3/28

12:45 am-8:45 am

1 stop20h 30m

$827

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Fri 3/20

9:45 am-10:45 am

1 stop36h 30m

Colombo Bandaranaike Intl

Mon 3/30

11:45 am-8:45 am

1 stop33h 30m

$911

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Tue 3/10

8:00 pm-1:20 pm

1 stop28h 50m

Colombo Bandaranaike Intl

Wed 3/25

8:00 am-6:05 pm

1 stop22h 35m

$961

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Tue 3/10

9:45 am-10:45 am

1 stop36h 30m

Colombo Bandaranaike Intl

Tue 3/24

12:45 am-7:54 pm

3 stops31h 39m

$963

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Tue 3/10

9:45 am-11:30 pm

1 stop25h 15m

Colombo Bandaranaike Intl

Tue 3/24

12:45 am-6:54 pm

2 stops30h 39m

$967

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Sun 3/22

7:20 am-7:00 pm

2 stops47h 10m

Colombo Bandaranaike Intl

Mon 3/30

8:30 pm-6:25 pm

2 stops34h 25m

$1,001

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Tue 3/10

9:19 am-1:20 pm

2 stops39h 31m

Colombo Bandaranaike Intl

Wed 3/25

8:00 am-6:05 pm

1 stop22h 35m

$1,110

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Sun 3/22

5:05 pm-1:55 am

1 stop20h 20m

Colombo Bandaranaike Intl

Sun 3/29

3:35 am-12:45 pm

1 stop21h 40m

$1,149

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Sun 3/22

5:05 pm-2:45 am

1 stop21h 10m

Colombo Bandaranaike Intl

Sun 3/29

3:35 am-7:59 pm

2 stops28h 54m

$1,170

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 Bandaranaike Intl Airport

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 typical price of a round-trip flight between Seattle and Colombo Bandaranaike Intl Airport?

What is the cheapest month to fly to Colombo Bandaranaike Intl Airport?

If you aren’t able to travel during the month of September, then book flights to Colombo Bandaranaike Intl Airport from Seattle during October instead. Flights to Colombo Bandaranaike Intl Airport in October, while not as cheap as those in September, still average around $1,003.

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

On average, the least expensive day to fly to Colombo Bandaranaike Intl Airport from Seattle is on a Sunday. momondo users have found tickets for Sunday departures for as low as $1,299. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to Colombo Bandaranaike Intl Airport for around $1,513.

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

At noon is the cheapest time of day to fly from Seattle to Colombo Bandaranaike Intl Airport when you can find flight prices for as low as $1,021. Flying to Colombo Bandaranaike Intl Airport at noon is an ideal time because this is during off-peak travel hours. In the afternoon is when there is more demand to fly to Colombo Bandaranaike Intl Airport, so prices are often more expensive at around $1,384 per ticket.

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

You are more likely to see cheaper flights to Colombo Bandaranaike Intl Airport from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Colombo Bandaranaike Intl Airport for around $1,216 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colombo Bandaranaike Intl Airport from Seattle for as low as $825 on momondo.

Can stopping save me money on Seattle to Colombo Bandaranaike Intl Airport flights?

You could potentially save up to 61% on your flight if you consider stops on a Seattle to Colombo Bandaranaike Intl Airport flight.

When to book flights from Seattle to Colombo Bandaranaike Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Colombo Bandaranaike Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Colombo Bandaranaike Intl Airport (SEA to CMB) flight deals and tips

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

Direct flights

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

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

    Colombo Bandaranaike Intl is 8409.1 mi away from Seattle/Tacoma Intl. 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 Bandaranaike Intl Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Colombo Bandaranaike Intl Airport refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Colombo Bandaranaike Intl Airport.

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

    The necessary travel and health documents for your Colombo Bandaranaike Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Seattle to Colombo Bandaranaike Intl Airport?

Best airlines flying from Seattle to Colombo Bandaranaike Intl Airport

Compare and see reviews for airlines that fly from Seattle to Colombo Bandaranaike Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Singapore AirlinesPriceFrom $696Free CancellationRating
8.1
1,391 reviews
Search Singapore Airlines flights
Turkish AirlinesPriceFrom $945Free CancellationRating
7.3
4,038 reviews
Search Turkish Airlines flights
Qatar AirwaysPriceFrom $1,110Free CancellationRating
7.4
3,660 reviews
Search Qatar Airways flights
EmiratesPriceFrom $1,166Free CancellationRating
8.1
3,400 reviews
Search Emirates flights

Traveling to a place near Colombo?

Book flights to Colombo if you plan to visit one of these locations
Negombo
Marawila

Why use momondo?

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

It is quick and easy to find Seattle to Colombo flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Colombo that suits you.

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 in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Colombo from Seattle.

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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