Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Seattle to Colombo from $501

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 9/28. 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.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Seattle to Colombo

Cheap round-trip flights

Singapore Airlines Logo
8:45 am - 11:30 pmSEA-CMB
25h 15m1 stop
Singapore Airlines Logo
12:45 am - 7:10 amCMB-SEA
19h 55m1 stop
$905Singapore Airlines
Find Deal
Tue, Nov 11 - Thu, Nov 27
Singapore Airlines Logo
8:45 am - 11:30 pmSEA-CMB
25h 15m1 stop
Singapore Airlines Logo
12:45 am - 7:10 amCMB-SEA
19h 55m1 stop
$909Singapore Airlines
Find Deal
Tue, Nov 11 - Thu, Nov 27
China Eastern Logo
7:10 am - 7:00 pmSEA-CMB
46h 20m2 stops
China Eastern Logo
8:20 pm - 2:45 pmCMB-SEA
31h 55m2 stops
$998China Eastern
Find Deal
Sat, Nov 22 - Mon, Dec 1
Turkish Airlines Logo
7:10 pm - 5:15 amSEA-CMB
21h 35m1 stop
Turkish Airlines Logo
10:15 pm - 10:35 amCMB-SEA
24h 50m1 stop
$1,006Turkish Airlines
Find Deal
Sat, Sep 20 - Fri, Oct 10
Turkish Airlines Logo
7:00 pm - 6:20 amSEA-CMB
21h 50m1 stop
Turkish Airlines Logo
8:00 am - 5:05 pmCMB-SEA
22h 35m1 stop
$1,021Turkish Airlines
Find Deal
Wed, Jan 7 - Wed, Jan 28
China Eastern Logo
7:10 am - 7:00 pmSEA-CMB
47h 20m2 stops
China Eastern Logo
8:20 pm - 4:54 pmCMB-SEA
33h 04m2 stops
$1,038China Eastern
Find Deal
Sun, Oct 26 - Thu, Oct 30
Qatar Airways Logo
4:05 pm - 1:55 amSEA-CMB
20h 20m1 stop
Qatar Airways Logo
7:30 pm - 11:40 amCMB-SEA
29h 40m1 stop
$1,106Qatar Airways
Find Deal
Tue, Nov 11 - Fri, Nov 28
Qatar Airways Logo
4:05 pm - 1:55 amSEA-CMB
20h 20m1 stop
Qatar Airways Logo
8:50 pm - 11:40 amCMB-SEA
28h 20m1 stop
$1,107Qatar Airways
Find Deal
Tue, Nov 11 - Wed, Nov 26
Emirates Logo
4:05 pm - 6:25 pmSEA-CMB
36h 50m2 stops
Emirates Logo
8:15 pm - 12:35 pmCMB-SEA
29h 50m2 stops
$1,167Emirates
Find Deal
Sun, Nov 23 - Mon, Dec 1
Emirates Logo
4:05 pm - 8:15 amSEA-CMB
26h 40m1 stop
Emirates Logo
8:15 pm - 12:35 pmCMB-SEA
29h 50m2 stops
$1,182Emirates
Find Deal
Mon, Jan 5 - Tue, Jan 27

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
Nov 11
SEA8:45 amSeattle/Tacoma Intl
25h 15m
1 stop
CMB11:30 pmColombo Bandaranaike Intl
Nov 27
CMB12:45 amColombo Bandaranaike Intl
19h 55m
1 stop
SEA7:10 amSeattle/Tacoma Intl
$905
Find similar
Singapore Airlines
Nov 11
SEA8:45 amSeattle/Tacoma Intl
25h 15m
1 stop
CMB11:30 pmColombo Bandaranaike Intl
Nov 27
CMB12:45 amColombo Bandaranaike Intl
19h 55m
1 stop
SEA7:10 amSeattle/Tacoma Intl
$909
Find similar
Singapore Airlines
Nov 11
SEA8:45 amSeattle/Tacoma Intl
25h 15m
1 stop
CMB11:30 pmColombo Bandaranaike Intl
Nov 25
CMB12:45 amColombo Bandaranaike Intl
43h 55m
1 stop
SEA7:10 amSeattle/Tacoma Intl
$951
Find similar

China Eastern flights from Seattle to Colombo Bandaranaike Intl Airport

Our best China Eastern deals on Seattle to Colombo Bandaranaike Intl Airport flight tickets
China Eastern
Nov 22
SEA7:10 amSeattle/Tacoma Intl
46h 20m
2 stops
CMB7:00 pmColombo Bandaranaike Intl
Dec 1
CMB8:20 pmColombo Bandaranaike Intl
31h 55m
2 stops
SEA2:45 pmSeattle/Tacoma Intl
$998
Find similar
China Eastern
Oct 26
SEA7:10 amSeattle/Tacoma Intl
47h 20m
2 stops
CMB7:00 pmColombo Bandaranaike Intl
Oct 30
CMB8:20 pmColombo Bandaranaike Intl
33h 04m
2 stops
SEA4:54 pmSeattle/Tacoma Intl
$1,038
Find similar
China Eastern
Sep 6
SEA7:10 amSeattle/Tacoma Intl
47h 20m
2 stops
CMB7:00 pmColombo Bandaranaike Intl
Sep 15
CMB8:30 pmColombo Bandaranaike Intl
36h 16m
2 stops
SEA8:16 pmSeattle/Tacoma Intl
$1,157
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 September 1, 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

Tue 11/11

8:45 am-11:30 pm

1 stop25h 15m

Colombo Bandaranaike Intl

Thu 11/27

12:45 am-7:10 am

1 stop19h 55m

$905

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Tue 11/11

8:45 am-11:30 pm

1 stop25h 15m

Colombo Bandaranaike Intl

Thu 11/27

12:45 am-7:10 am

1 stop19h 55m

$909

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Sat 11/22

7:10 am-7:00 pm

2 stops46h 20m

Colombo Bandaranaike Intl

Mon 12/1

8:20 pm-2:45 pm

2 stops31h 55m

$998

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Sat 9/20

7:10 pm-5:15 am

1 stop21h 35m

Colombo Bandaranaike Intl

Fri 10/10

10:15 pm-10:35 am

1 stop24h 50m

$1,006

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Wed 1/7

7:00 pm-6:20 am

1 stop21h 50m

Colombo Bandaranaike Intl

Wed 1/28

8:00 am-5:05 pm

1 stop22h 35m

$1,021

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Sun 10/26

7:10 am-7:00 pm

2 stops47h 20m

Colombo Bandaranaike Intl

Thu 10/30

8:20 pm-4:54 pm

2 stops33h 04m

$1,038

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Tue 11/11

4:05 pm-1:55 am

1 stop20h 20m

Colombo Bandaranaike Intl

Fri 11/28

7:30 pm-11:40 am

1 stop29h 40m

$1,106

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Tue 11/11

4:05 pm-1:55 am

1 stop20h 20m

Colombo Bandaranaike Intl

Wed 11/26

8:50 pm-11:40 am

1 stop28h 20m

$1,107

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Sun 11/23

4:05 pm-6:25 pm

2 stops36h 50m

Colombo Bandaranaike Intl

Mon 12/1

8:15 pm-12:35 pm

2 stops29h 50m

$1,167

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Mon 1/5

4:05 pm-8:15 am

1 stop26h 40m

Colombo Bandaranaike Intl

Tue 1/27

8:15 pm-12:35 pm

2 stops29h 50m

$1,182

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 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 February instead. Flights to Colombo Bandaranaike Intl Airport in February, while not as cheap as those in September, still average around $984.

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 $1,194 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 $983 on momondo.

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 $757Free CancellationRating
8.1
1,354 reviews
Search Singapore Airlines flights
Turkish AirlinesPriceFrom $935Free CancellationRating
7.3
3,952 reviews
Search Turkish Airlines flights
Qatar AirwaysPriceFrom $1,105Free CancellationRating
7.4
3,615 reviews
Search Qatar Airways flights
EmiratesPriceFrom $1,145Free CancellationRating
8.1
3,316 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.

An easier way to manage your Colombo Bandaranaike Intl Airport 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 9/6
Sat 9/13
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Colombo