What is the cheapest airline that flies from Seattle/Tacoma Intl to Colombo?

Singapore Airlines is the most popular carrier operating from Seattle/Tacoma Intl to Colombo

What airlines fly to Colombo?

Singapore Airlines, Qatar Airways and Cathay Pacific are the top three most popular airlines that fly to Colombo from Seattle according to our data. Singapore Airlines is the first choice among our users, with 65% of people opting to fly with this airline when traveling to Colombo. Keep in mind that there are 5 different airlines that fly to Colombo on a routine basis, so you have a few additional options to choose from.

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?

The number of operators available for flights from Seattle/Tacoma Intl Airport to Colombo is 5 as of November 2026.

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.

$361 Cheap Flights from Seattle to Colombo in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Colombo

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:40 am - 11:30 pmSEA Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl

25h 20m1 stop Singapore Changi

12:45 am - 7:05 amCMB Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl

19h 50m1 stop Singapore Changi

$927Singapore Airlines

Fri, Jan 29 - Sat, Feb 6

8:40 am - 11:30 pmSEA Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl

25h 20m1 stop Singapore Changi

12:45 am - 7:05 amCMB Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl

19h 50m1 stop Singapore Changi

$945Singapore Airlines

Sun, Jan 17 - Sat, Feb 6

8:40 am - 11:30 pmSEA Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl

25h 20m1 stop Singapore Changi

12:45 am - 6:56 pmCMB Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl

31h 41m2 stops Singapore Changi San Francisco

$1,029Multiple Airlines

Tue, Feb 9 - Wed, Feb 17

8:40 am - 11:30 pmSEA Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl

25h 20m1 stop Singapore Changi

12:45 am - 1:38 pmCMB Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl

26h 23m2 stops Singapore Changi San Francisco

$1,056Multiple Airlines

Wed, Feb 17 - Sun, Mar 7

3:50 pm - 8:45 amSEA Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl

27h 25m1 stop Doha Hamad Intl

4:15 am - 11:40 amCMB Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl

20h 55m1 stop Doha Hamad Intl

$1,151Qatar Airways

Mon, Jan 18 - Sun, Jan 31

3:50 pm - 2:45 amSEA Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl

21h 25m1 stop Doha Hamad Intl

3:25 am - 11:40 amCMB Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl

21h 45m1 stop Doha Hamad Intl

$1,194Qatar Airways

Mon, Jan 18 - Sun, Feb 7

7:05 pm - 5:50 amSEA Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl

21h 15m1 stop Istanbul

9:25 am - 5:10 pmCMB Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl

45h 15m1 stop Istanbul

$1,330Turkish Airlines

Wed, Nov 25 - Wed, Dec 16

7:05 pm - 7:55 amSEA Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl

23h 20m1 stop Istanbul

7:25 am - 5:10 pmCMB Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl

23h 15m1 stop Istanbul

$1,519Turkish Airlines

Sun, Feb 7 - Sun, Feb 21

9:36 pm - 11:25 pmSEA Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl

36h 19m2 stops Vancouver Intl Hong Kong Intl

12:45 am - 2:41 pmCMB Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl

27h 26m2 stops Hong Kong Intl Vancouver Intl

$2,093Cathay Pacific

Sun, Dec 27 - Fri, Jan 8

6:00 am - 11:25 pmSEA Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl

27h 55m2 stops Los Angeles Hong Kong Intl

12:45 am - 8:45 amCMB Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl

21h 30m1 stop Hong Kong Intl

$3,659Cathay Pacific

Thu, Dec 24 - Tue, Jan 5

Cheap last minute flights

Enter your travel dates to find the best prices.

4:05 pm - 6:25 pmSEA Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl

36h 50m2 stops Dubai Intl Male

11:15 am - 1:35 pmCMB Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl

39h 50m2 stops Male Dubai Intl

$1,326Emirates

Thu, Nov 5 - Sun, Nov 15

4:05 pm - 6:25 pmSEA Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl

36h 50m2 stops Dubai Intl Male

5:20 pm - 1:35 pmCMB Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl

33h 45m1 stop Dubai Intl

$1,326Emirates

Thu, Nov 5 - Sun, Nov 15

4:05 pm - 12:45 amSEA Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl

43h 10m1 stop Dubai Intl

9:55 am - 1:35 pmCMB Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl

41h 10m1 stop Dubai Intl

$1,340Emirates

Thu, Nov 5 - Sun, Nov 8

4:05 pm - 6:25 pmSEA Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl

36h 50m2 stops Dubai Intl Male

9:55 am - 1:35 pmCMB Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl

41h 10m1 stop Dubai Intl

$1,340Emirates

Thu, Nov 5 - Sun, Nov 8

4:05 pm - 6:25 pmSEA Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl

36h 50m2 stops Dubai Intl Male

8:15 pm - 1:35 pmCMB Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl

30h 50m2 stops Male Dubai Intl

$1,340Emirates

Thu, Nov 5 - Sun, Nov 8

4:05 pm - 6:25 pmSEA Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl

36h 50m2 stops Dubai Intl Male

11:15 am - 1:35 pmCMB Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl

39h 50m2 stops Male Dubai Intl

$1,348Emirates

Thu, Nov 5 - Sun, Nov 15

4:05 pm - 6:25 pmSEA Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl

36h 50m2 stops Dubai Intl Male

5:20 pm - 1:35 pmCMB Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl

33h 45m1 stop Dubai Intl

$1,348Emirates

Thu, Nov 5 - Sun, Nov 15

7:45 am - 5:00 amSEA Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl

31h 45m3 stops Toronto Pearson Intl London Heathrow Dubai Intl

10:50 pm - 6:45 pmCMB Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl

33h 25m3 stops Kuala Lumpur Intl Hong Kong Intl Manila Ninoy Aquino Intl

$1,505Multiple Airlines

Thu, Nov 5 - Sun, Nov 8

7:45 am - 5:00 amSEA Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl

31h 45m3 stops Toronto Pearson Intl London Heathrow Dubai Intl

10:50 pm - 6:45 pmCMB Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl

33h 25m2 stops Kuala Lumpur Intl Manila Ninoy Aquino Intl

$1,522Multiple Airlines

Thu, Nov 5 - Sun, Nov 8

7:15 am - 11:30 pmSEA Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl

50h 45m3 stops New York John F Kennedy Intl Frankfurt am Main Singapore Changi

12:45 am - 8:09 pmCMB Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl

32h 54m3 stops Singapore Changi Tokyo Narita Los Angeles

$3,897Multiple Airlines

Thu, Nov 5 - Sat, Nov 14

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Singapore Airlines flights from Seattle to Colombo

Our best Singapore Airlines deals on Seattle to Colombo flight tickets

Singapore Airlines

Jan 29

SEA8:40 amSeattle/Tacoma Intl

25h 20m

1 stop

CMB11:30 pmColombo Bandaranaike Intl

Feb 6

CMB12:45 amColombo Bandaranaike Intl

19h 50m

1 stop

SEA7:05 amSeattle/Tacoma Intl

$927

Singapore Airlines

Jan 17

SEA8:40 amSeattle/Tacoma Intl

25h 20m

1 stop

CMB11:30 pmColombo Bandaranaike Intl

Feb 6

CMB12:45 amColombo Bandaranaike Intl

19h 50m

1 stop

SEA7:05 amSeattle/Tacoma Intl

$945

Singapore Airlines

Feb 9

SEA8:40 amSeattle/Tacoma Intl

25h 20m

1 stop

CMB11:30 pmColombo Bandaranaike Intl

Feb 17

CMB12:45 amColombo Bandaranaike Intl

43h 50m

1 stop

SEA7:05 amSeattle/Tacoma Intl

$1,012

Qatar Airways flights from Seattle to Colombo

Our best Qatar Airways deals on Seattle to Colombo flight tickets

Qatar Airways

Jan 18

SEA3:50 pmSeattle/Tacoma Intl

27h 25m

1 stop

CMB8:45 amColombo Bandaranaike Intl

Jan 31

CMB4:15 amColombo Bandaranaike Intl

20h 55m

1 stop

SEA11:40 amSeattle/Tacoma Intl

$1,151

Qatar Airways

Jan 17

SEA3:50 pmSeattle/Tacoma Intl

20h 35m

1 stop

CMB1:55 amColombo Bandaranaike Intl

Feb 7

CMB4:15 amColombo Bandaranaike Intl

20h 55m

1 stop

SEA11:40 amSeattle/Tacoma Intl

$1,194

Qatar Airways

Jan 18

SEA3:50 pmSeattle/Tacoma Intl

27h 25m

1 stop

CMB8:45 amColombo Bandaranaike Intl

Jan 31

CMB3:25 amColombo Bandaranaike Intl

28h 58m

2 stops

SEA6:53 pmSeattle/Tacoma Intl

$1,209

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleColombo

SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl

SEACMB

Seattle/Tacoma Intl

Fri 1/29

8:40 am-11:30 pm

1 stop25h 20m

Colombo Bandaranaike Intl

Sat 2/6

12:45 am-7:05 am

1 stop19h 50m

$927

SeattleColombo

SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl

SEACMB

Seattle/Tacoma Intl

Sun 1/17

8:40 am-11:30 pm

1 stop25h 20m

Colombo Bandaranaike Intl

Sat 2/6

12:45 am-7:05 am

1 stop19h 50m

$945

SeattleColombo

SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl

SEACMB

Seattle/Tacoma Intl

Tue 2/9

8:40 am-11:30 pm

1 stop25h 20m

Colombo Bandaranaike Intl

Wed 2/17

12:45 am-6:56 pm

2 stops31h 41m

$1,029

SeattleColombo

SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl

SEACMB

Seattle/Tacoma Intl

Wed 2/17

8:40 am-11:30 pm

1 stop25h 20m

Colombo Bandaranaike Intl

Sun 3/7

12:45 am-1:38 pm

2 stops26h 23m

$1,056

SeattleColombo

SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl

SEACMB

Seattle/Tacoma Intl

Mon 1/18

3:50 pm-8:45 am

1 stop27h 25m

Colombo Bandaranaike Intl

Sun 1/31

4:15 am-11:40 am

1 stop20h 55m

$1,151

Quickest round-trip

SeattleColombo

SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl

SEACMB

Seattle/Tacoma Intl

Mon 1/18

3:50 pm-2:45 am

1 stop21h 25m

Colombo Bandaranaike Intl

Sun 2/7

3:25 am-11:40 am

1 stop21h 45m

$1,194

SeattleColombo

SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl

SEACMB

Seattle/Tacoma Intl

Wed 11/25

7:05 pm-5:50 am

1 stop21h 15m

Colombo Bandaranaike Intl

Wed 12/16

9:25 am-5:10 pm

1 stop45h 15m

$1,330

SeattleColombo

SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl

SEACMB

Seattle/Tacoma Intl

Sun 2/7

7:05 pm-7:55 am

1 stop23h 20m

Colombo Bandaranaike Intl

Sun 2/21

7:25 am-5:10 pm

1 stop23h 15m

$1,519

SeattleColombo

SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl

SEACMB

Seattle/Tacoma Intl

Sun 12/27

9:36 pm-11:25 pm

2 stops36h 19m

Colombo Bandaranaike Intl

Fri 1/8

12:45 am-2:41 pm

2 stops27h 26m

$2,093

SeattleColombo

SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl

SEACMB

Seattle/Tacoma Intl

Thu 12/24

6:00 am-11:25 pm

2 stops27h 55m

Colombo Bandaranaike Intl

Tue 1/5

12:45 am-8:45 am

1 stop21h 30m

$3,659

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

What is the typical price of a round-trip flight between Seattle and Colombo?

Prices are currently low for flights on this route.

Typical prices usually range from $961 to $1,348.
The lowest price recently found on this route was $927.

What is the cheapest month to fly to Colombo?

The month of April is, on average, the cheapest month to fly to Colombo from Seattle, with most prices found around $849. If you are unable to visit Colombo during the month of April, then departing from Seattle during the month March is also very affordable. Most momondo users find prices during this month for around $902.

How far in advance should I book a flight from Seattle 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 $1,183 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 $988 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

Best Price Found	$361
Fastest flight time	21h 15m
Direct flights	None

The best one-way flight to Colombo from Seattle in the past 72 hours is $361. The best round-trip flight deal from Seattle to Colombo found on momondo in the last 72 hours is $927.

The fastest flight from Seattle to Colombo takes 21h 15m

There are no direct flights from Seattle to Colombo. There are no popular flight routes from Seattle to Colombo.

Search flight deals

Frequently asked questions about flying from Seattle to Colombo

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 21h 15m.
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?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Colombo is 5 as of November 2026.
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 Airlines	PriceFrom $626	Free Cancellation	Rating 8.2 1,635 reviews	Search Singapore Airlines flights
China Eastern	PriceFrom $832	Free Cancellation	Rating 7.3 248 reviews	Search China Eastern flights
Qatar Airways	PriceFrom $1,028	Free Cancellation	Rating 7.4 3,712 reviews	Search Qatar Airways flights
Turkish Airlines	PriceFrom $1,085	Free Cancellation	Rating 7.4 4,466 reviews	Search Turkish Airlines flights
Cathay Pacific	PriceFrom $1,123	Free Cancellation	Rating 7.6 1,537 reviews	Search Cathay Pacific 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.

An easier way to manage your Colombo trip

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Nearby airports

Airlines

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Complete your trip

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Fly into one of these airports located in Colombo

Colombo Bandaranaike Intl Airport

Colombo Diyawanna Oya Seaplane Base Airport

Cheap flights from Seattle to Colombo from $361

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 1/27. 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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Singapore Airlines flights from Seattle to Colombo

Our best Singapore Airlines deals on Seattle to Colombo flight tickets

Qatar Airways flights from Seattle to Colombo

Our best Qatar Airways deals on Seattle to Colombo flight tickets

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See travel insights to Colombo from

How to get the cheapest flight ticket from Seattle to Colombo

What is the typical price of a round-trip flight between Seattle and Colombo?

What is the cheapest month to fly to Colombo?

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

What is the cheapest airline that flies from Seattle/Tacoma Intl to Colombo?

What airlines fly to Colombo?

Cheap Seattle to Colombo flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Seattle to Colombo

Best airlines flying from Seattle to Colombo

Compare and see reviews for airlines that fly from Seattle to Colombo with momondo

Why use momondo?

An easier way to manage your Colombo trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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

Fly your favorite airline to Colombo

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Popular cities in Sri Lanka

Popular flights according to clicks in the last 7 days on momondo

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According to popular flight searches on momondo this year

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